Time-correlated Single Ion Counting Mass Spectrometer with Long and Short Time-of-flight Tubes and an Evaluation of its Performance for Use in Trace Analysis of Allergenic Substances Reviewed

Ju Tiantian, Katsunori Yoshinaga, Tomoko Imasaka, Hiroshi Nakamura, Totaro Imasaka

Analytical Sciences   36   539 - 545   2020.5

Resonant and non-resonant femtosecond ionization mass spectrometry of organochlorine pesticides Reviewed

Siddihalu Lakshitha Madunil, Totaro Imasaka, Tomoko Imasaka

Analyst   145   777 - 783   2020.2

Determination of nerve agent metabolites in human urine by femtosecond laser ionization mass spectrometry using 2-(bromomethyl)naphthalene as a derivatizing reagent Reviewed

V. V. Son, H. Nakamura, T. Imasaka, T. Imasaka

Analytica Chimica Acta   1069   82 - 88   2019.4

Ro-vibrational revival of the molecular hydrogen wave packet by a two-color pump in four-wave Raman mixing Reviewed

Duong Vu, Thang Phan Dinh, Totaro Imasaka

Optics and Laser Technology   102   22 - 24   2018.6

Generation of ultrashort optical pulses in the deep-ultraviolet region based on four-wave Raman mixing Reviewed

Yoshifumi Mori, Totaro Imasaka

Applied Sciences (Switzerland)   8 ( 5 )   2018.5

Determination of Pesticides by Gas Chromatography Combined with Mass Spectrometry Using Femtosecond Lasers Emitting at 267, 400, and 800 nm as the Ionization Source Reviewed

Xixiang Yang, Tomoko Imasaka, Totaro Imasaka

Analytical Chemistry   90 ( 7 )   4886 - 4893   2018.4

Optimal Laser Wavelength for Femtosecond Ionization of Polycyclic Aromatic Hydrocarbons and Their Nitrated Compounds in Mass Spectrometry Reviewed

Adan Li, Tomoko Imasaka, Totaro Imasaka

Analytical Chemistry   90 ( 4 )   2963 - 2969   2018.2

Real-time Analysis of Decomposed Gas from HAN(aq.) with/without Ir-based Catalyst by Thruster-simulation/MPI/TOF-MS Reviewed International journal

Noboru Itouyama, Totaro Imasaka, Keiichi Hori

Science and Technology of Energetic Materials   79 ( 4 )   102 - 107   2018.1

Use of chemical conversion for determination of nitrated aromatic hydrocarbons using femtosecond ionization mass spectrometry Reviewed

Takuya Fujii, Tomoko Imasaka, Totaro Imasaka

ANALYTICA CHIMICA ACTA   996   48 - 53   2017.12

Suppression of fragmentation in multiphoton ionization mass spectrometry using a near-infrared femtosecond laser as an ionization source Reviewed

Adan Li, Thang Phan Dinh, Tomoko Imasaka, Totaro Imasaka

ANALYST   142 ( 20 )   3942 - 3947   2017.10

Mode-locked laser with a repetition rate of 17.6 THz Reviewed

Ryu Niigaki, Yuichiro Kida, Totaro Imasaka

APPLIED OPTICS   56 ( 27 )   7636 - 7641   2017.9

Generation of a Femtosecond Vacuum Ultraviolet Optical Pulse by Four-Wave Raman Mixing Reviewed International journal

Akifumi Hamachi, Tomoko Imasaka, Hiroshi Nakamura, Adan Li, Totaro Imasaka

Analytical Chemistry   89   5030 - 5035   2017.5

Determination of Nerve Agent Metabolites by Ultraviolet Femtosecond Laser Ionization Mass Spectrometry Reviewed

Akifumi Hamachi, Tomoko Imasaka, Hiroshi Nakamura, Adan Li, Totaro Imasaka

ANALYTICAL CHEMISTRY   89 ( 9 )   5030 - 5035   2017.5

Cross-correlation frequency-resolved optical gating for characterization of an ultrashort optical pulse train Reviewed

Yuta Nakano, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   123 ( 5 )   2017.5

Generation of a femtosecond vacuum ultraviolet optical pulse by four-wave Raman mixing Reviewed

Duong Vu, Trong Nghia Nguyen, Totaro Imasaka

OPTICS AND LASER TECHNOLOGY   88   184 - 187   2017.2

Determination of Hexachlorocyclohexane by Gas Chromatography Combined with Femtosecond Laser Ionization Mass Spectrometry Reviewed

Xixiang Yang, Tomoko Imasaka, Adan Li, Totaro Imasaka

JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY   27 ( 12 )   1999 - 2005   2016.12

Cross-Correlation Frequency-Resolved Optical Gating for Test-Pulse Characterization Using a Self-Diffraction Signal of a Reference Pulse Reviewed

Yuta Nakano, Yuichiro Kida, Kazuya Motoyoshi, Totaro Imasaka

Applied Sciences-Basel   6 ( 11 )   2016.11

Determination of Fragrance Allergens by Ultraviolet Femtosecond Laser Ionization Mass Spectrometry Reviewed

Shimpei Shibuta, Tomoko Imasaka, Totaro Imasaka

ANALYTICAL CHEMISTRY   88 ( 21 )   10693 - 10700   2016.11

Internal standards for use in the comprehensive analysis of polychlorinated aromatic hydrocarbons using gas chromatography combined with multiphoton ionization mass spectrometry Reviewed

Adan Li, Totaro Imasaka

JOURNAL OF CHROMATOGRAPHY A   1470   111 - 117   2016.10

High-energy multicolor femtosecond pulses in the deep-ultraviolet generated through four-wave mixing induced by three-color pulses Reviewed

Yuichiro Kida, Kazuki Sakamoto, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   122 ( 8 )   2016.8

Determination of polycyclic aromatic hydrocarbons and their nitro-, amino-derivatives absorbed on particulate matter 2.5 by multiphoton ionization mass spectrometry using far-, deep-, and near-ultraviolet femtosecond lasers Reviewed

Yuanyuan Tang, Tomoko Imasaka, Shigekazu Yamamoto, Totaro Imasaka

CHEMOSPHERE   152   252 - 258   2016.6

The efficiencies of resonant and nonresonant multiphoton ionization in the femtosecond region Reviewed

Hiroaki Kouno, Totaro Imasaka

ANALYST   141 ( 18 )   5274 - 5280   2016.6

A Simple Method for the Evaluation of the Pulse Width of an Ultraviolet Femtosecond Laser Used in Two-Photon Ionization Mass Spectrometry Reviewed International journal

Tomoko IMASAKA, Akifumi Hamachi, Tomoya Okuno, Totaro IMASAKA

Applied Sciences   6 ( 5 )   136   2016.5

A Simple Method for the Evaluation of the Pulse Width of an Ultraviolet Femtosecond Laser Used in Two-Photon Ionization Mass Spectrometry Reviewed

Tomoko Imasaka, Akifumi Hamachi, Tomoya Okuno, Totaro Imasaka

APPLIED SCIENCES-BASEL   6 ( 5 )   2016.5

Detection of polychlorinated biphenyls in transformer oils in Vietnam by multiphoton ionization mass spectrometry using a far-ultraviolet femtosecond laser as an ionization source Reviewed

Vu Thi Thuy Duong, Vu Duong, Nghiem Thi Ha Lien, Tomoko Imasaka, Yuanyuan Tang, Shinpei Shibuta, Akifumi Hamachi, Do Quang Hoa, Totaro Imasaka

TALANTA   149   275 - 279   2016.3

Analysis of Parent/Nitrated Polycyclic Aromatic Hydrocarbons in Particulate Matter 2.5 Based on Gas Chromatography/Time-of-Flight Mass Spectrometry Using a Femtosecond Laser as the Ionization Source Reviewed International journal

Noboru ITOUYAMA, Taiki MATSUI, Shigekazu YAMAMOTO, Tomoko IMASAKA, Totaro IMASAKA

J. Amer. Soc. Mass Spectrom.   27 ( 2 )   293 - 300   2016.2

Continuous-wave phase-matched molecular optical modulator Reviewed

Shin-ichi Zaitsu, Hirotomo Izaki, Takao Tsuchiya, Totaro Imasaka

SCIENTIFIC REPORTS   6   2016.2

Generation of multiple laser lines by sum-frequency mixing of continuous-wave Raman emissions from a dispersion-compensated optical cavity Reviewed

Ryu Niigaki, Yuichiro Kida, Totaro Imasaka

OPTICS COMMUNICATIONS   361   36 - 40   2016.2

Analysis of Parent/Nitrated Polycyclic Aromatic Hydrocarbons in Particulate Matter 2.5 Based on Femtosecond Ionization Mass Spectrometry Reviewed

Noboru Itouyama, Taiki Matsui, Shigekazu Yamamoto, Tomoko Imasaka, Totaro Imasaka

JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY   27 ( 2 )   293 - 300   2016.2

Development of Multiphoton Ionization Technique for Detection of Polycyclic Aromatic Hydrocarbon (PAH) in Solution Reviewed International journal

Do Quang Hoa, Vu Duong, Nguyen Trong Nghia, Totaro IMASAKA

Open J. Appl. Sci.   5   595 - 599   2015.10

Four-wave optical parametric amplification in a Raman-active gas Reviewed

Yuichiro Kida, Totaro Imasaka

Photonics   2 ( 3 )   933 - 945   2015.9

Multiphoton ionization mass spectrometry of nitrated polycyclic aromatic hydrocarbons

Yuanyuan Tang, Tomoko Imasaka, Shigekazu Yamamoto, Totaro IMASAKA

TALANTA   140   2015.8

Multiphoton ionization mass spectrometry of nitrated polycyclic aromatic hydrocarbons Reviewed

Yuanyuan Tang, Tomoko Imasaka, Shigekazu Yamamoto, Totaro Imasaka

TALANTA   140   109 - 114   2015.8

Applying fluorescence lifetime imaging microscopy to evaluate the efficacy of anticancer drugs Reviewed

Satoshi Kawanabe, Yoshie Araki, Tomohiro Uchimura, Totaro Imasaka

METHODS AND APPLICATIONS IN FLUORESCENCE   3 ( 2 )   2015.6

Autocorrelation and Frequency-Resolved Optical Gating Measurements Based on the Third Harmonic Generation in a Gaseous Medium Reviewed

Yoshinari Takao, Tomoko Imasaka, Yuichiro Kida, Totaro Imasaka

APPLIED SCIENCES-BASEL   5 ( 2 )   136 - 144   2015.6

Generation of intense subcycle optical pulses in a gas Reviewed

Yuichiro Kida, Totaro Imasaka

OPTICS EXPRESS   23 ( 9 )   12373 - 12381   2015.5

Resonant and Nonresonant Multiphoton Ionization Processes in the Mass Spectrometry of Explosives Reviewed

Akifumi Hamachi, Tomoya Okuno, Tomoko Imasaka, Yuichiro Kida, Totaro Imasaka

ANALYTICAL CHEMISTRY   87 ( 5 )   3027 - 3031   2015.3

Determination of triacetone triperoxide using ultraviolet femtosecond multiphoton ionization time-of-flight mass spectrometry Reviewed

Ryota Ezoe, Tomoko Imasaka, Totaro Imasaka

ANALYTICA CHIMICA ACTA   853   508 - 513   2015.1

Continuous-wave anti-Stokes Raman laser based on phase-matched nondegenerate four-wave mixing Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

OPTICS LETTERS   40 ( 1 )   73 - 76   2015.1

An Evaluation of the Spectral Properties of Nerve Agents for Laser Ionization Mass Spectrometry Reviewed

Tomoko Imasaka, Totaro Imasaka

ANALYTICAL SCIENCES   30 ( 12 )   1113 - 1120   2014.12

Chirped-pulse four-wave Raman mixing in molecular hydrogen Reviewed

Osamu Shitamichi, Yuichiro Kida, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   117 ( 2 )   723 - 730   2014.11

Generation of three-primary-color Raman comb in the continuous-wave regime Reviewed

Jumpei Takabayashi, Shin-ichi Zaitsu, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   117 ( 1 )   465 - 470   2014.10

Optical parametric amplification of a supercontinuum in a gas Reviewed

Yuichiro Kida, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   116 ( 3 )   673 - 680   2014.9

High-Energy, Multicolor Femtosecond Pulses from the Deep Ultraviolet to the Near Infrared Generated in a Hydrogen-Filled Gas Cell and Hollow Fiber Reviewed

Kazuya Motoyoshi, Yuichiro Kida, Totaro Imasaka

APPLIED SCIENCES-BASEL   4 ( 3 )   318 - 330   2014.9

Frequency-resolved optical gating with two nonlinear optical processes Reviewed

Yuichiro Kida, Yuta Nakano, Kazuya Motoyoshi, Totaro Imasaka

OPTICS LETTERS   39 ( 10 )   3006 - 3009   2014.5

Signal Enhancement by Crossing the Sample Flow at a Small Angle against the Laser Beam in Multiphoton Ionization Mass Spectrometry Reviewed

Taiki Matsui, Totaro Imasaka

ANALYTICAL SCIENCES   30 ( 4 )   445 - 449   2014.4

Autocorrelator for measuring an ultrashort optical pulse width in the ultraviolet region based on two-photon ionization of an organic compound Reviewed

Tomoya Okuno, Tomoko Imasaka, Yuichiro Kida, Totaro Imasaka

OPTICS COMMUNICATIONS   310   48 - 52   2014.1

Intracavity Phase-matched Coherent Anti-stokes Raman Spectroscopy for Trace Gas Detection Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

ANALYTICAL SCIENCES   30 ( 1 )   75 - 79   2014.1

The search for a molecule to measure an autocorrelation trace of the second/third harmonic emission of a Ti:sapphire laser based on two-photon resonant excitation and subsequent one-photon ionization Reviewed

Tomoko Imasaka, Tomoya Okuno, Totaro Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   113 ( 4 )   543 - 549   2013.12

Ionization of pesticides using a far-ultraviolet femtosecond laser in gas chromatography/time-of-flight mass spectrometry Reviewed

Yuichi Hashiguchi, Shin-ichi Zaitsu, Totaro Imasaka

ANALYTICAL AND BIOANALYTICAL CHEMISTRY   405 ( 22 )   7053 - 7059   2013.9

Fluorescence Lifetime Imaging Microscopy for the Monitoring of Green Fluorescent Protein-Tagged Androgen Receptors in Living Cells Reviewed

Rina Miyake, Tomohiro Uchimura, Xu Li, Totaro Imasaka

CHEMICAL & PHARMACEUTICAL BULLETIN   61 ( 1 )   82 - 84   2013.1

Simple Pretreatment Procedure Combined with Gas Chromatography/Multiphoton Ionization/Mass Spectrometry for the Analysis of Dioxins in Soil Samples Obtained after the Tohoku Earthquake Reviewed

Yu-Ching Chang, Totaro Imasaka

ANALYTICAL CHEMISTRY   85 ( 1 )   349 - 354   2013.1

High-order Raman sidebands generated from the near-infrared to ultraviolet region by four-wave Raman mixing of hydrogen using an ultrashort two-color pump beam Reviewed

Osamu Shitamichi, Totaro Imasaka

OPTICS EXPRESS   20 ( 25 )   27959 - 27965   2012.12

Analysis of Burned Crude Oil by Gas Chromatography/Multiphoton Ionization/Time-of-Flight Mass Spectrometry Reviewed International journal

Watanabe-Ezoe, T. Imasaka

Organohalogen Compounds   74   102 - 105   2012.12

Sheath-flow electrochemical detection of amino acids with a copper wire electrode in capillary electrophoresis Reviewed

Junji Inoue, Takashi Kaneta, Totaro Imasaka

ELECTROPHORESIS   33 ( 17 )   2743 - 2747   2012.9

Unexpected Signals in Gas Chromatograph/Multiphoton Ionization/Time-of-Flight Mass Spectrometer Designed for the Detection of Negatively Charged Species Reviewed

Hiroki Okudaira, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL SCIENCES   28 ( 7 )   683 - 687   2012.7

Searching for a molecule with a wide frequency domain for non-resonant two-photon ionization to measure the ultrashort optical pulse width Reviewed

Tomoko Imasaka, Totaro Imasaka

OPTICS COMMUNICATIONS   285 ( 16 )   3514 - 3518   2012.7

Analysis of Persistent Organic Pollutants at Sub-Femtogram Levels Using a High-Power Picosecond Laser in Gas Chromatography/ Multiphoton Ionization/Time-of-Flight Mass Spectrometry Reviewed International journal

Taiki Matsui, Kodai Fukazawa, Masatoshi Fujimoto, Totaro IMASAKA

Anal. Sci.   2012.5

Analysis of Persistent Organic Pollutants at Sub-Femtogram Levels Using a High-Power Picosecond Laser for Multiphoton Ionization in Conjunction with Gas Chromatography/Time-of-Flight Mass Spectrometry Reviewed

Taiki Matsui, Kodai Fukazawa, Masatoshi Fujimoto, Totaro Imasaka

ANALYTICAL SCIENCES   28 ( 5 )   445 - 450   2012.5

Phase-matched generation of high-order continuous-wave coherent Raman sidebands Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

OPTICS COMMUNICATIONS   285 ( 3 )   347 - 351   2012.2

Determination of persistent organic pollutants by gas chromatography/laser multiphoton ionization/time-of-flight mass spectrometry Reviewed

Osamu Shitamichi, Taiki Matsui, Yamei Hui, Weiwei Chen, Totaro Imasaka

Frontiers of Environmental Science and Engineering in China   6 ( 1 )   26 - 31   2012.2

Band broadening of DNA fragments isolated by polyacrylamide gel electrophoresis in capillary electrophoresis Reviewed

Takashi Kaneta, Takehito Ogura, Shuhei Yamato, Totaro Imasaka

JOURNAL OF SEPARATION SCIENCE   35 ( 3 )   431 - 435   2012.2

An ultrashort-duration, high-repetition-rate pulse source for laser ionization/mass spectrometry Reviewed

T. Uchimura, N. Nakamura, T. Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   83 ( 1 )   2012.1

Gas Chromatography/Multiphoton Ionization/Time-of-Flight Mass Spectrometry for Application to Crude Oil Reviewed International journal

Y. Watanabe-Ezoe, Y. Kiten, T. Imasaka

Organohalogen Compounds   73   629 - 632   2011.12

Control of quantum pathways for the generation of continuous-wave Raman sidebands Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

OPTICS EXPRESS   19 ( 24 )   24298 - 24307   2011.11

Micellar electrokinetic chromatographic analysis for in vitro accumulation of anthracyclines enhanced by inhibitors of cell membrane transporter-proteins in cancer cells Reviewed

Julius Mbuna, Takashi Kaneta, Totaro Imasaka

BIOMEDICAL CHROMATOGRAPHY   25 ( 10 )   1168 - 1174   2011.10

Multiphoton ionization/mass spectrometry of polybrominated diphenyl ethers Reviewed

Osamu Shitamichi, Tomoko Imasaka, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL METHODS   3 ( 10 )   2322 - 2327   2011.10

Analysis of pesticides by gas chromatography/multiphoton ionization/mass spectrometry using a femtosecond laser Reviewed

Adan Li, Tomoko Imasaka, Tomohiro Uchimura, Totaro Imasaka

ANALYTICA CHIMICA ACTA   701 ( 1 )   52 - 59   2011.9

Continuous-Wave Multifrequency Laser Emission Generated Through Stimulated Raman Scattering and Four-Wave Raman Mixing in an Optical Cavity Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

IEEE JOURNAL OF QUANTUM ELECTRONICS   47 ( 8 )   1129 - 1135   2011.8

In situ third-order interferometric autocorrelation of a femtosecond deep-ultraviolet pulse Reviewed

Y. Miyoshi, S. Zaitsu, T. Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   103 ( 4 )   789 - 794   2011.6

Rapid determination of multidrug resistance-associated protein in cancer cells by capillary electrophoresis immunoassay Reviewed

Julius Mbuna, Takashi Kaneta, Totaro Imasaka

JOURNAL OF CHROMATOGRAPHY A   1218 ( 25 )   3923 - 3927   2011.6

Polychlorinated Aromatic Hydrocarbons in a Soil Sample Measured Using Gas Chromatography/Multiphoton Ionization/Time-of-Flight Mass Spectrometry Reviewed

Nami Nakamura, Tomohiro Uchimura, Yuka Watanabe-Ezoe, Totaro Imasaka

ANALYTICAL SCIENCES   27 ( 6 )   617 - 622   2011.6

Gas chromatography/multiphoton ionization/time-of-flight mass spectrometry of polychlorinated biphenyls Reviewed

Taiki Matsui, Tomohiro Uchimura, Totaro Imasaka

ANALYTICA CHIMICA ACTA   694 ( 1-2 )   108 - 114   2011.5

Analysis of proteins in biological samples by capillary sieving electrophoresis with postcolumn derivatization/laser-induced fluorescence detection Reviewed

Takashi Kaneta, Takehito Ogura, Totaro Imasaka

ELECTROPHORESIS   32 ( 9 )   1061 - 1067   2011.4

Analysis of Dioxins by Gas Chromatography/Resonance-Enhanced Multiphoton Ionization/Mass Spectrometry Using Nanosecond and Picosecond Lasers Reviewed

Adan Li, Tomohiro Uchimura, Yuka Watanabe-Ezoe, Totaro Imasaka

ANALYTICAL CHEMISTRY   83 ( 1 )   60 - 66   2011.1

Selective determination of 2,4-xylenol by gas chromatography/supersonic jet/resonance-enhanced multiphoton ionization/time-of-flight mass spectrometry Reviewed

Hiroko Tsukatani, Hiroki Okudaira, Osamu Shitamichi, Tomohiro Uchimura, Totaro Imasaka

ANALYTICA CHIMICA ACTA   682 ( 1-2 )   72 - 76   2010.12

A self-quenching picosecond distributed feedback dye laser pumped by a picosecond laser pulse Reviewed

D. Q. Hoa, P. Long, T. Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   101 ( 3 )   571 - 574   2010.11

Generation of high-order rotational Raman sidebands in the deep-ultraviolet region using molecular phase modulation induced by an intensity-modulated optical pulse Reviewed

Norifumi Yasaka, Yuichiro Kida, Shin-ichi Zaitsu, Totaro Imasaka

JOURNAL OF APPLIED PHYSICS   108 ( 5 )   2010.9

Applications of Hadamard transform-gas chromatography/mass spectrometry to online detection of exhaled breath after drinking or smoking Reviewed

Yuan-Kai Cheng, Cheng-Huang Lin, Takashi Kaneta, Totaro Imasaka

JOURNAL OF CHROMATOGRAPHY A   1217 ( 32 )   5274 - 5278   2010.8

A pair of concentric capillaries as an interface for gas chromatography and supersonic jet/multiphoton ionization/mass spectrometry Reviewed

H. Okudaira, T. Uchimura, T. Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   81 ( 8 )   2010.8

Trace Analysis of Polycyclic Aromatic Hydrocarbons Using Gas Chromatography-Mass Spectrometry Based on Nanosecond Multiphoton Ionization Reviewed

Adan Li, Tomohiro Uchimura, Hiroko Tsukatani, Totaro Imasaka

ANALYTICAL SCIENCES   26 ( 8 )   841 - 846   2010.8

Gas Chromatography/Femtosecond Multiphoton Ionization/Time-of-Flight Mass Spectrometry of Dioxins Reviewed

Yuka Watanabe-Ezoe, Xing Li, Tomoko Imasaka, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL CHEMISTRY   82 ( 15 )   6519 - 6525   2010.8

Enhancement of Molecular Ions in Mass Spectrometry Using an Ultrashort Optical Pulse in Multiphoton Ionization Reviewed

Takashi Shimizu, Yuka Watanabe-Ezoe, Satoshi Yamaguchi, Hiroko Tsukatani, Tomoko Imasaka, Shin-ichi Zaitsu, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL CHEMISTRY   82 ( 9 )   3441 - 3444   2010.5

Measurement of intracellular accumulation of anthracyclines in cancerous cells by direct injection of cell lysate in MEKC/LIF detection Reviewed

Julius Mbuna, Takashi Kaneta, Totaro Imasaka

ELECTROPHORESIS   31 ( 8 )   1396 - 1404   2010.4

Quantitative measurement of the phase locking of highly repetitive ultrashort optical pulses generated by a multifrequency continuous-wave Raman laser Reviewed

Shin-ichi Zaitsu, Totaro Imasaka

APPLIED OPTICS   49 ( 9 )   1586 - 1592   2010.3

Application of Hadamard transform to gas chromatography/nonresonant multiphoton ionization/time-of-flight mass spectrometry Reviewed

Chao-Chiang Cheng, Hung-Wei Chang, Tomohiro Uchimura, Totaro Imasaka, Takashi Kaneta, Cheng-Huang Lin

JOURNAL OF SEPARATION SCIENCE   33 ( 4-5 )   626 - 630   2010.3

Online Concentration by Analyte Adsorption/Laser Desorption for Application to Gas Chromatography/Resonance-Enhanced Multiphoton Ionization Time-of-Flight Mass Spectrometry Reviewed

Yuji Sakoda, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL CHEMISTRY   82 ( 4 )   1283 - 1287   2010.2

Analysis of Highly Chlorinated Dibenzofurans Using Gas Chromatography/Multiphoton Ionization/Time-of-Flight Mass Spectrometry Reviewed International journal

Y. Watanabe-Ezoe, K. Ohi, T. Uchimura, T. Imasaka

Organohalogen Compounds   2009.12

Fourier Synthesis of Continuous-Wave Raman Sidebands Generated through an Intracavity Raman-Resonant Four-Wave Mixing Reviewed International journal

S. Zaitsu, H. Izaki, T. Imasaka

CLEO/Europe-EQEC2009, Conference Digest   2009.12

Compression of an Ultraviolet Pulse by Molecular Phase Modulation and Self-Phase Modulation Reviewed International journal

Y. Kida, S. Zaitsu, T. Imasaka

Proceeding of Ultrafast Phenomena XVI   2009.12

The S-1 <- S-0 0-0 transition energies of polychlorinated dibenzofurans (PCDFs) revisited: CIS(D) and MP2 calculations with correction for correlation energies Reviewed

Shoji Hirokawa, Tomoko Imasaka, Totaro Imasaka

JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   915 ( 1-3 )   79 - 85   2009.12

Postcolumn derivatization of proteins in capillary sieving electrophoresis/laser-induced fluorescence detection Reviewed

Takashi Kaneta, Daisuke Yamamoto, Totaro Imasaka

ELECTROPHORESIS   30 ( 21 )   3780 - 3785   2009.11

Gas chromatography/time-of-flight mass spectrometry of triacetone triperoxide based on femtosecond laser ionization Reviewed

Satoshi Yamaguchi, Tomohiro Uchimura, Tomoko Imasaka, Totaro Imasaka

RAPID COMMUNICATIONS IN MASS SPECTROMETRY   23 ( 19 )   3101 - 3106   2009.10

Coherent molecular rotations induced by a femtosecond pulse consisting of two orthogonally polarized pulses Reviewed

Yuichiro Kida, Shin-ichi Zaitsu, Totaro Imasaka

PHYSICAL REVIEW A   80 ( 2 )   2009.8

Development of an Off-axis Sample Introduction System for Use in Multiphoton Ionization/Time-of-flight Mass Spectrometry Reviewed

Tomohiro Uchimura, Satoshi Yamaguchi, Totaro Imasaka

CHEMISTRY LETTERS   38 ( 7 )   744 - 745   2009.7

波長可変ピコ秒レーザーを用いる蛍光寿命イメージング顕微鏡の開発とその細胞測定への応用 Reviewed

内村智弘、荒木祥恵、川鍋智史、三宅里奈、今坂藤太郎

分析化学   58 ( 6 )   487 - 494   2009.6

Selective Ionization of 2,4-Xylenol in Mass Spectrometry Using a Tunable Laser and Supersonic Jet Technique Reviewed

Hiroko Tsukatani, Hiroki Okudaira, Tomohiro Uchimura, Tomoko Imasaka, Totaro Imasaka

ANALYTICAL SCIENCES   25 ( 5 )   599 - 604   2009.5

Hadamard transform microchip electrophoresis combined with laser-induced fluorescence detection using a compact neodymium-doped yttrium aluminum garnet laser emitting at 532 nm Reviewed

Kazuki Hata, Takashi Kaneta, Totaro Imasaka

JOURNAL OF APPLIED PHYSICS   105 ( 10 )   2009.5

Data Processing Technique in Gas Chromatography/Time-of-Flight Mass Spectrometry Reviewed International journal

T. Imasaka, N. Nakamura, Y. Sakoda, S. Yamaguchi, Y. Watanabe-Ezoe, T. Uchimura, T. Imasaka

Analyst   2009.4

超高速分子光パルス整形 Invited Reviewed

貴田祐一郎, 財津慎一, 今坂藤太郎

レーザー研究   37 ( 4 )   304 - 311   2009.4

超高速分子光パルス整形 Invited Reviewed

貴田祐一郎、財津慎一、今坂藤太郎

レーザー研究 (The Review of Laser Engineering)   2009.4

Simple and Sensitive Determination of 2,4-Xylenol in Surface Water Samples from River and Sea by Gas Chromatography-Mass Spectrometry Reviewed

Hiroko Tsukatani, Kazuhiro Tobiishi, Totaro Imasaka

BULLETIN OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY   82 ( 2 )   153 - 157   2009.2

Near-ultraviolet femtosecond laser ionization of dioxins in gas chromatography/time-of-flight mass spectrometry Reviewed

Satoshi Yamaguchi, Fumiaki Kira, Yuki Miyoshi, Tomohiro Uchimura, Yuka Watanabe-Ezoe, Shin-ichi Zaitsu, Tomoko Imasaka, Totaro Imasaka

ANALYTICA CHIMICA ACTA   632 ( 2 )   229 - 233   2009.1

Generating Short-Pulse Laser by Using a Quenched Distributed Feedback Dye Laser Reviewed

D. Q. Hoa, V. Duong, P. Long, T. H. Nhung, T. Imasaka

JOURNAL OF THE KOREAN PHYSICAL SOCIETY   53 ( 6 )   3823 - 3826   2008.12

Gas Chromatography/Multiphoton Ionization/Mass Spectrometry of Pentachlorodibenzofurans in Soils Reviewed International journal

Y. Watanabe-Ezoe, N. Nakamura, T. Uchimura, S. Yamaguchi, T. Imasaka, T. Imasaka

Organohalogen Compounds   2008.12

Generation of intense 11-fs ultraviolet pulses using phase modulation by two types of coherent molecular motions Reviewed

Yuichiro Kida, Shin-ichi Zaitsu, Totaro Imasaka

OPTICS EXPRESS   16 ( 18 )   13492 - 13498   2008.9

Determination of amino acids in urine by cyclodextrin-modified capillary electrophoresis - Laser-induced fluorescence detection Reviewed

Takashi Kaneta, Hiromasa Maeda, Mari Miyazaki, Rina Miyake, Hirotomo Izaki, Yuji Sakoda, Shohei Kinoshita, Totaro Imasaka

JOURNAL OF CHROMATOGRAPHIC SCIENCE   46 ( 8 )   712 - 716   2008.9

Advanced Technology for Dioxin Analysis Invited

Y. Watanabe-Ezoe, T. Imasaka, T. Uchimura, T. Imasaka

Proceeding of Sino-Japan International Symposium on the East Asian Environmental Problems   2008.8

GC-MPI-MS of pentachlorodibenzofurans in flue gas using a UV picosecond laser Reviewed

Takayuki Itoh, Tomohiro Uchimura, Tomoko Uchida, Mizuyo Kawano, Totaro Imasaka

CHROMATOGRAPHIA   68 ( 1-2 )   89 - 94   2008.7

分子変調モード同期レーザーによる連続発振超高繰り返しパルス列の発生 Invited Reviewed

財津慎一, 今坂藤太郎

レーザー研究   36 ( 7 )   433 - 439   2008.7

分子変調モード同期レーザーによる連続発振超高繰り返しパルス列の発生 Reviewed

財津慎一, 今坂藤太郎

レーザー研究   2008.7

Stimulated rotational Raman scattering by a polarization-modulated femtosecond pulse Reviewed

Yuichiro Kida, Shin-ichi Zaitsu, Totaro Imasaka

PHYSICAL REVIEW A   77 ( 6 )   2008.6

Stimulated rotational Raman scattering by a polarization-modulated femtosecond pulse Reviewed

Y. Kida, S. Zaitsu, T. Imasaka

Phys. Rev. A   77   063802   2008.6

On-line concentration by analyte adsorption and subsequent laser Desorption in supersonic jet spectrometry Reviewed

Tomohiro Uchimura, Yuji Sakoda, Totaro Imasaka

ANALYTICAL CHEMISTRY   80 ( 10 )   3798 - 3802   2008.5

Raman Amplification of Continuous-Wave Laser Emission in Hydrogen-Filled Hollow-Core Photonic Crystal Fiber Invited Reviewed International journal

K. Ihara, S. Zaitsu, T. Imasaka

CLEO/QELS and PhAST Technical Digest   2008.5

Generation of 12-fs Ultraviolet Optical Pulse Using Two Types of Coherent Molecular Rotations Reviewed International journal

Y. Kida, S. Zaitsu, T. Imasaka

CLEO/QELS and PhAST Technical Digest   2008.5

Continuous-Wave Phase-Matched generation of Raman Sidebands in A Dispersion-Managed Optical Cavity Reviewed International journal

S. Zaitsu, H. Izaki, T. Imasaka

CLEO/QELS and PhAST Technical Digest   2008.5

Phase-matched Raman-resonant four-wave mixing in a dispersion-compensated high-finesse optical cavity Reviewed

Shin-ichi Zaitsu, Hirotomo Izaki, Totaro Imasaka

PHYSICAL REVIEW LETTERS   100 ( 7 )   2008.2

A Sheath-Flow Electrochemical Detector for Capillary Electrophoresis Reviewed International journal

J. Inoue, T. Kaneta, T. Imasaka

Journal of Capillary Electrophoresis and Microchip Technology   2007.12

Self-Compression of an Ultraviolet Optical Pulse Assisted by Raman Coherence Induced in the Transient Regime International journal

Y. Kida, S. Zaitsu, T. Imasaka,

Ultrafast Optics V   2007.12

A Pulsed Nozzle for Application to Gas Chromatography/Multiphoton Ionization-Mass Spectrometry International journal

T. Uchimura, T. Itoh, K. Sueishi, T. Imasaka

Organohalogen Compounds   2007.12

Postcolumn Reactor Using A Laser-Drilled Capillary for Light-Emitting Diode-Induced Fluorescence International journal

D. Yamamoto, T. Kaneta, T. Imasaka

Electrophoresis   2007.11

Postcolumn reactor using a laser-drilled capillary for light-emitting diode-induced fluorescence detection in CE Reviewed

Daisuke Yamamoto, Takashi Kaneta, Totaro Imasaka

ELECTROPHORESIS   28 ( 22 )   4143 - 4149   2007.11

Use of a fluorescence lifetime imaging microscope in an apoptosis assay of Ewing's sarcoma cells with a vital fluorescent probe Reviewed

Xu Li, Tomohiro Uchimura, Satoshi Kawanabe, Totaro Imasaka

ANALYTICAL BIOCHEMISTRY   367 ( 2 )   219 - 224   2007.8

On-column capture of a specific protein separated by SDS-CGE using an immunological reaction on magnetic beads Reviewed

Takashi Kaneta, Masanori Takahashi, Totaro Imasaka

ELECTROPHORESIS   28 ( 13 )   2262 - 2266   2007.7

Interferometric characterization of ultrashort deep ultraviolet pulses using a multiphoton ionization mass spectrometer Reviewed

Shin-ichi Zaitsu, Yuki Miyoshi, Fumiaki Kira, Satoshi Yamaguchi, Tomohiro Uchimura, Tatoro Imasaka

OPTICS LETTERS   32 ( 12 )   1716 - 1718   2007.6

Generation of a continuous-wave pulse train at a repetition rate of 17.6 THz Reviewed

Shin-ichi Zaitsu, Chihiro Eshima, Kazuki Ihara, Totaro Imasaka

JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS   24 ( 5 )   1037 - 1041   2007.5

Efficient generation of a three-primary-color laser from the second-harmonic emission of a Nd : YAG laser Reviewed

Teppei Sotoda, Shin-ichi Zaitsu, Totaro Imasaka

APPLIED OPTICS   46 ( 15 )   3001 - 3006   2007.5

Application of Hadamard transformation to MEKC Reviewed

Kazuki Hata, Takashi Kaneta, Totaro Imasaka

ELECTROPHORESIS   28 ( 3 )   328 - 334   2007.2

Gas chromatography/multiphoton ionization/mass spectrometry of polychlorinated dibenzofurans using nanosecond and femtosecond lasers Reviewed

Satoshi Yamaguchi, Tomohiro Uchimura, Totaro Imasaka

ANALYTICAL SCIENCES   22 ( 12 )   1483 - 1487   2006.12

Ab initio MO study on the S-1 <- S-0 origin transition energies of polychlorodibenzofurans (PCDFs) Reviewed

Tomoko Imasaka, Shoji Hirokawa, Totaro Imasaka

JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   774 ( 1-3 )   7 - 12   2006.11

Fluorescence lifetime Imaging microscope consisting of a compact picosecond dye laser and a gated charge-coupled device camera for applications to living cells Reviewed

Tomohiro Uchimura, Satoshi Kawanabe, Yuki Maeda, Totaro Imasaka

ANALYTICAL SCIENCES   22 ( 10 )   1291 - 1295   2006.10

Fluorescence lifetime measurement of dibenzofuran and monochlorodibenzofuran Reviewed

Do Quang Hoa, Tomohiro Uchimura, Totaro Imasaka, Nguyen Dai Hung

SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS   7 ( 7 )   714 - 717   2006.10

Autocorrelator for the measurement of a quasi-continuous-wave laser beam sinusoidally modulated at 17 THz Reviewed

Kazuki Ihara, Shin-ishi Zaitsu, Chihiro Eshima, Totaro Imasaka

SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS   7 ( 7 )   711 - 713   2006.10

Conformational changes and S-1 <- S-0 origin transition energies: Polychlorinated biphenyls (PCBs) Reviewed

Shoji Hirokawa, Tomoko Imasaka, Yoshikazu Oyakawa, Masataka Oishi, Totaro Imasaka

JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM   772 ( 1-3 )   31 - 37   2006.10

Efficient generation of vibrational stimulated Raman emission in the ultraviolet region using a femtosecond pump beam Reviewed

Fumiaki Kira, Masahiro Matsuse, Shin-ichi Zaitsu, Totaro Imasaka

OPTICS COMMUNICATIONS   265 ( 2 )   603 - 606   2006.9

On-column capture of a specific protein in capillary electrophoresis using magnetic beads Reviewed

Takashi Kaneta, Junji Inoue, Mototsugu Koizumi, Totaro Imasaka

ELECTROPHORESIS   27 ( 16 )   3218 - 3223   2006.8

Pulse compression based on coherent molecular motion induced by transient stimulated Raman scattering Reviewed

Y Kida, T Nagahara, S Zaitsu, M Matsuse, T Imasaka

OPTICS EXPRESS   14 ( 7 )   3083 - 3092   2006.4

Suppression of electroosmotic flow and its application to determination of electrophoretic mobilities in a poly(vinylpyrrolidone)-coated capillary Reviewed

T Kaneta, T Ueda, K Hata, T Imasaka

JOURNAL OF CHROMATOGRAPHY A   1106 ( 1-2 )   52 - 55   2006.2

Molecular-optic modulator Reviewed

K Ihara, C Eshima, SI Zaitsu, S Kamitomo, K Shinzen, Y Hirakawa, T Imasaka

APPLIED PHYSICS LETTERS   88 ( 7 )   2006.2

Hadamard transform capillary electrophoresis combined with laser-induced fluorometry using electrokinetic injection Reviewed

K Hata, T Kaneta, T Imasaka

ANALYTICA CHIMICA ACTA   556 ( 1 )   178 - 182   2006.1

Interferometric Chracterization of Deep Ultraviolet Femtosecond Pulses by Multiphoton Ionization/Mass Spectrometry Reviewed International journal

S. Zaitsu, Y. Miyoshi, S. Yamaguchi, F. Kira, T. Uchimura, T. Imasaka

CLEO/QELS and PhAST   2006.1

Stimulated Raman scattering in the boundary region between impulsive and nonimpulsive excitation Reviewed

S Zaitsu, Y Kida, T Imasaka

JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS   22 ( 12 )   2642 - 2650   2005.12

An investigation of the 266-nm fragmentation of polychlorinated debenzofuran by resonance-enhanced multiphoton ionization/mass spectrometry Reviewed International journal

T. Uchimura, T. Ito, T. Uchida, T. Imasaka

Organohalogen Compounds   2005.8

Development of a narrow-band tunable picosecond dye laser and its application to excited-state lifetime measurement of a chlorinated aromatic hydrocarbon Reviewed

T Uchimura, T Deguchi, T Imasaka

ANALYTICAL SCIENCES   21 ( 6 )   693 - 695   2005.6

Optical chromatography, optical funnel, and optical channel for evaluation of biological cells. Reviewed

T Imasaka

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY   229   U90 - U90   2005.3

Autocorrelator consisting of a solar-blind photomultiplier for use in the near-ultraviolet region Reviewed

K Ihara, S Zaitsu, T Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   76 ( 2 )   2005.2

Capillary electrophoresis immunoassay based on an on-column immunological reaction Reviewed

S Miki, T Kaneta, T Imasaka

JOURNAL OF CHROMATOGRAPHY A   1066 ( 1-2 )   197 - 203   2005.2

Chlorine substitution pattern, molecular electronic properties, and the nature of the ligand-receptor interaction: Quantitative property-activity relationships of polychlorinated dibenzofurans Reviewed

S Hirokawa, T Imasaka, T Imasaka

CHEMICAL RESEARCH IN TOXICOLOGY   18 ( 2 )   232 - 238   2005.2

On-line concentration of a protein using denaturation by sodium dodecyl sulfate Reviewed

P Jing, T Kaneta, T Imasaka

ANALYTICAL SCIENCES   21 ( 1 )   37 - 42   2005.1

Self-Compression of An Ultraviolet Optical Assisted by Raman Coherence Induced in the Transient Regime International journal

Y. Kida, S. Zaitsu, T. Imasaka

Proceeding of IWPA-2004   2005.1

Generation of Rotatonal Raman Emissions and Self-Compressed Femtosecond Pulses in A Hydrogen Gas International journal

S. Zaitsu, Y. Kida, T. Imasaka

Proceeding of Ultrafast Phenomena XIV   79   55 - 57   2005.1

"Rainbow Stars" A Multifrequency Laser for Generation of Ultrashort Optical Pulse Invited International journal

T. Imasaka

Proceeding of SPIE   2005.1

Self-Compression of an Ultraviolet Optical Assisted by Raman Coherence Induced in the Transient Regime

Yuichiro Kida, Shin'ichi Zaitsu, Totaro Imasaka

Proceeding of IWPA-2004   268 - 270   2005.1

Development of A Sensitive Autocorrelator in the Ultraviolet and Near-Infrared Region International journal

Kazuki Ihara, Shin'ichi Zaitsu, Totaro Imasaka

Proceeding of IWPA-2004   275 - 278   2005.1

Spectral Broadening and Temporal Reshaping of A Femtosecond Laser Pulse Due to a Nonlinear Optical Interaction in A Hydrogen Gas International journal

Shin'ichi Zaitsu, Yuichiro Kida, Totaro Imasaka

Proceeding of IWPA-2004   165 - 170   2005.1

Generation of a sub-20-fs single optical pulse by four-wave Raman mixing using two Raman cells filled with molecular hydrogen Reviewed

Y Kida, M Matsuse, S Zaitsu, T Imasaka

OPTICS LETTERS   29 ( 23 )   2809 - 2811   2004.12

A Tunable picosecond dye laser based on cavity quenching and spectro-temporal selection Reviewed

DQ Hoa, ND Hung, T Imasaka, NT Thanh

APPLIED PHYSICS B-LASERS AND OPTICS   79 ( 4 )   463 - 467   2004.9

Self-compression of a femtosecond pulse due to Raman coherence of molecular rotations Reviewed

S Zaitsu, Y Kida, T Imasaka

PHYSICAL REVIEW A   70 ( 3 )   2004.9

Selective multiphoton ionization of coplanar polychlorobiphenyls using 266-nm laser emission by gas chromatography/mass spectrometry Reviewed

T Uchimura, K Sakai, T Imasaka

ANALYTICAL CHEMISTRY   76 ( 18 )   5534 - 5538   2004.9

Hadamard transform capillary electrophoresis combined with absorption spectrometry Reviewed

K Hata, T Kaneta, T Imasaka

ANALYTICAL CHEMISTRY   76 ( 15 )   4421 - 4425   2004.8

Efficient generation of rotational stimulated Raman emission arising from the S-0(0) transition of cooled deuterium in the visible region Reviewed

H Otsuka, T Imasaka

OPTICS COMMUNICATIONS   237 ( 4-6 )   417 - 422   2004.7

A two-color three-photon ionization scheme for the efficient and selective ionization of a chlorinated aromatic hydrocarbon Reviewed

T Uchimura, K Kai, T Imasaka

ANALYTICAL CHEMISTRY   76 ( 8 )   2419 - 2422   2004.4

Generation of an ultrashort optical pulse by four-wave Raman mixing in deuterium cooled at 77 K Reviewed

H Otsuka, S Zaitsu, T Uchimura, T Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   78 ( 6 )   745 - 751   2004.4

Phase locking in four-wave Raman mixing for generation of an ultrashort laser pulse Reviewed

H Otsuka, T Uchimura, T Imasaka

OPTICS LETTERS   29 ( 4 )   400 - 402   2004.2

Measurement of mass and multiphoton ionization spectra using small quantities of dioxins and their surrogates Reviewed International journal

T. Uchimura, M. Matsuda, T. Imasaka

Organohalogen Compounds   2004.1

キャピラリー電気泳動法によるキラル分離検出へのアダマール変換の応用 Reviewed

金田隆, 西田未来, 今坂藤太郎

分析化学   52 ( 12 )   1193 - 1197   2003.12

Detection of 27 molecules in a single injection volume by hadamard transform capillary electrophoresis Reviewed

T Kaneta, K Kosai, T Imasaka

ANALYTICAL SCIENCES   19 ( 12 )   1659 - 1661   2003.12

Effect of laser pulsewidth on the generation of multi-color laser emission by stimulated Raman scattering and four-wave Raman mixing in a KGd(WO4)(2) crystal Reviewed International journal

Matsuse M, Deguchi T, Ohtsuka H, Takeyasu N, Hirakawa Y, Imasaka T

Optics Communications   223 ( 4-6 )   411 - 416   2003.8

Effect of laser pulsewidth on the generation of multi-color laser emission by stimulated Raman scattering and four-wave Raman mixing in a KGd(WO4)(2) crystal

M Matsuse, T Deguchi, H Ohtsuka, N Takeyasu, Y Hirakawa, T Imasaka

OPTICS COMMUNICATIONS   223 ( 4-6 )   411 - 416   2003.8

Absorption spectrometry using a diffractive optical element constructed by gel electrophoresis

A Shigyo, S Miki, T Kaneta, T Imasaka

ANALYTICAL SCIENCES   19 ( 5 )   795 - 798   2003.5

Supersonic jet/multiphoton ionization/time-of-flight mass spectrometry for dioxin analysis - Effect of solvent in solution inlet/laser vaporization technique

M Matsumoto, K Nishimura, T Uchimura, T Imasaka

ANALYTICA CHIMICA ACTA   484 ( 2 )   163 - 166   2003.5

A hybrid laser system consisting of a frequency-doubled, narrow-line-width, distributed-feedback dye laser oscillator and a high saturation-fluence Ce : LiCaAlF6 crystal amplifier

DQ Hoa, ND Hung, J Moroe, N Takeyasu, T Imasaka

APPLIED PHYSICS LETTERS   82 ( 20 )   3391 - 3393   2003.5

Multiphoton ionization mass spectrometry of chlorophenols as indicators for dioxins

T Uchimura, K Hafner, R Zimmermann, T Imasaka

APPLIED SPECTROSCOPY   57 ( 4 )   461 - 465   2003.4

Hadamard transform microchip electrophoresis combined with diode laser fluorometry

K Hata, Y Kichise, T Kaneta, T Imasaka

ANALYTICAL CHEMISTRY   75 ( 7 )   1765 - 1768   2003.4

Resonance-enhanced multiphoton ionization mass spectrometry using a two-color laser beam generated by stimulated Raman scattering

T Uchimura, H Kanda, T Imasaka

ANALYTICAL SCIENCES   19 ( 3 )   387 - 389   2003.3

Development of A Compact Supersonic Jet/Multiphoton lonization/Time-of-Flight Mass Spectrometer for the On-Site Analysis of Dioxin, Part Ⅱ：Application to Chlorobenzene and Dibenzofuran

19 ( 3 )   383 - 386   2003.3

Development of a compact supersonic jet/multiphoton ionization/time-of-flight mass spectrometer for the on-site analysis of dioxin, part I: Evaluation of basic performance

J Matsumoto, B Nakano, T Imasaka

ANALYTICAL SCIENCES   19 ( 3 )   379 - 382   2003.3

A sample introduction technique for obtaining a multiphoton ionization spectrum using picogram quantities of analyte in supersonic jet spectrometry

J Matsumoto, K Kai, T Imasaka

ANALYTICAL CHEMISTRY   75 ( 2 )   346 - 349   2003.1

Direct generation of a tunable nearly transform-limited picosecond pulse in the ultraviolet region using a distributed-feedback dye laser

DQ Hoa, N Takeyasu, T Imasaka, ND Hung

REVIEW OF SCIENTIFIC INSTRUMENTS   74 ( 1 )   28 - 31   2003.1

Investigation of Target Isomers as an Indicator for Toxic Equivalents Quantity of Dioxins and Related Compounds in Flue Gas Reviewed International journal

T. Matsueda, K. Tobiishi, T. Kuroiwa, M, Moriguchi, Y. Hanada, Y. Ishiguro, T. Imasaka

Organohalogen Compounds   59   93 - 96   2002.12

Measurement of the first-excited-singlet-state lifetime of chlorobenzenes by a pump-probe method using a narrow-band tunable picosecond laser

T Deguchi, N Takeyasu, T Imasaka

APPLIED SPECTROSCOPY   56 ( 9 )   1241 - 1243   2002.9

Elemental analysis of stainless steel using hard X-ray emission arising from a high-density plasma produced by an intense femtosecond KrF laser pulse

N Takeyasu, Y Hirakawa, T Imasaka

APPLIED SPECTROSCOPY   56 ( 9 )   1161 - 1164   2002.9

Determination of dye/protein ratios in a labeling reaction between a cyanine dye and bovine serum albumin by micellar electrokinetic chromatography using a diode laser-induced fluorescence detection

P Jing, T Kaneta, T Imasaka

ELECTROPHORESIS   23 ( 15 )   2465 - 2470   2002.8

Band broadening caused by the multiple labeling of proteins in micellar electrokinetic chromatography with diode laser-induced fluorescence detection

P Jing, T Kaneta, T Imasaka

JOURNAL OF CHROMATOGRAPHY A   959 ( 1-2 )   281 - 287   2002.6

New quenching scheme for the generation of a nearly transform-limited picosecond pulse in a distributed feedback dye laser

T Deguchi, N Takeyasu, T Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   73 ( 5 )   2203 - 2204   2002.5

Use of ring-repeller, double-skimmer electrodes for efficient ion focusing in mass spectrometry

J Matsumoto, G Saito, T Imasaka

ANALYTICAL SCIENCES   18 ( 5 )   567 - 570   2002.5

Ultratrace analysis based on Hadamard transform capillary electrophoresis

T Kaneta, K Kosai, T Imasaka

ANALYTICAL CHEMISTRY   74 ( 10 )   2257 - 2260   2002.5

A multipass hydrogen Raman shifter for the generation of broadband multifrequencies

LL Losev, Y Yoshimura, H Otsuka, Y Hirakawa, T Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   73 ( 5 )   2200 - 2202   2002.5

The influence of beam diffraction on multifrequency parametric Raman generation

LL Losev, Y Yoshimura, Y Hirakawa, T Imasaka

OPTICS COMMUNICATIONS   204 ( 1-6 )   379 - 383   2002.4

A tunable picosecond dye laser for use in dioxin analysis

N Takeyasu, T Deguchi, M Tsutsumikawa, J Matsumoto, T Imasaka

ANALYTICAL SCIENCES   18 ( 3 )   243 - 246   2002.3

Micellar electrokinetic chromatography with diode laser-induced fluorescence detection as a tool for investigating the fluorescence labeling of proteins

P Jing, T Kaneta, T Imasaka

ELECTROPHORESIS   23 ( 4 )   550 - 555   2002.2

An "optical channel": A technique for the evaluation of biological cell elasticity

T Kaneta, J Makihara, T Imasaka

ANALYTICAL CHEMISTRY   73 ( 24 )   5791 - 5795   2001.12

Resonance Enhanced Laser Mass Spectrometry of Potential Dioxin Surrogates: REMPI spectra of the Mono-, Di- and Trichlorophenols Reviewed International journal

T. Uchimura, K. Hafner, T. Imasaka, R. Zimmermann

Organohalogen Compounds   54   39 - 43   2001.12

Extremely Ultra-Short Pulsed Laser Generated by Four-Wave Raman Mixing in Hydrogen Molecules for Chemical Analysis and Communication Applications Reviewed International journal

Y. Hirakawa, K. Tohnai, T. Imasaka

17   1165 - 1167   2001.12

Characterization of phosphor materials for use in plasma display panel by time-resolved vacuum-ultraviolet laser spectrometry

Y Hirakawa, K Nakamura, T Imasaka

ANALYTICAL CHEMISTRY   73 ( 22 )   5472 - 5476   2001.11

Generation of highly repetitive optical pulses based on intracavity four-wave raman mixing

K Shinzen, Y Hirakawa, T Imasaka

PHYSICAL REVIEW LETTERS   87 ( 22 )   art. no. - 223901   2001.11

The S-0 and S-1 states of monochlorophenols: Ab initio CASSCF MO study

S Hirokawa, T Imasaka, T Imasaka

JOURNAL OF PHYSICAL CHEMISTRY A   105 ( 40 )   9252 - 9257   2001.10

Elemental analysis using hard x-ray emission from a laser-produced plasma, induced by a femtosecond laser pulse

N Takeyasu, Y Hirakawa, T Imasaka

REVIEW OF SCIENTIFIC INSTRUMENTS   72 ( 10 )   3940 - 3942   2001.10

Immunoassay for human serum albumin using capillary electrophoresis-semiconductor laser-induced fluorometry Reviewed

Shinichi Miki, Takashi Kaneta, Totaro Imasaka

Journal of Chromatography B: Biomedical Sciences and Applications   759 ( 2 )   337 - 342   2001.8

Emission spectrum of hard x-rays, generated from iron, copper, and molybdenum targets by subpicosecond KrF laser pulses

N. Takeyasu, Y. Hirakawa, T. Imasaka

Applied Physics Letters   78 ( 9 )   1195 - 1197   2001.2

Supersonic jet spectrometry (Review) - Fundamentals and applications to dioxin analysis Imasaka T BUNSEKI KAGAKU 50 (1): 3-30 JAN 2001 Invited

Imasaka T

BUNSEKI KAGAKU   50 ( 1 )   3 - 30   2001.1

A volume pinhole for mode-filtering of the femtosecond laser for use in the generation of high-order vibrational and rotational emissions by four-wave Raman mixing Reviewed International journal

Hirakawa Y, Ogata K, Takeyasu N, Imasaka T

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS   39 ( 9A )   5115 - 5117   2000.9

A volume pinhole for mode-filtering of the femtosecond laser for use in the generation of high-order vibrational and rotational emissions by four-wave Raman mixing

Y Hirakawa, K Ogata, N Takeyasu, T Imasaka

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS   39 ( 9A )   5115 - 5117   2000.9

Analysis of thermal decomposition products arising from polyvinyl chloride analogs by supersonic jet/multiphoton ionization/mass spectrometry Reviewed International journal

Urabe T, Imasaka T

TALANTA   52 ( 4 )   703 - 709   2000.7

Analysis of Thermal Decomposition Products Arising from Polyvinyl Chloride Analogs by Supersonic Jet/Multiphoton Ionization/Mass Spectrometry Reviewed

Takashi Urabe, Totaro Imasaka

Talanta   52 ( 4 )   703 - 709   2000.7

Determination of motility forces of bovine sperm cells using an "optical funnel"

T Kaneta, N Mishima, T Imasaka

ANALYTICAL CHEMISTRY   72 ( 11 )   2414 - 2417   2000.6

Scheme for collinear ionization in supersonic jet/multiphoton ionization/time-of-flight mass spectrometry

T Onoda, G Saito, T Imasaka

ANALYTICA CHIMICA ACTA   412 ( 1-2 )   213 - 219   2000.5

Thermal loss mechanism in the generation of multifrequency laser emission via stimulated Raman scattering and four-wave Raman mixing studied by photothermal refraction spectroscopy

Y Kirakawa, T Tomooka, T Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   70 ( 3 )   355 - 359   2000.3

Visualization of a Single Molecule Reaction in an Immunological Assay Based on Optical Chromatography Reviewed

Shinichi Miki, Takashi Kaneta, Totaro Imasaka

Analyitca Chimica Acta   404   1 - 6   2000.1

Visualization of an immunological reaction between single antigen and antibody molecules by optical chromatography

S Miki, T Kaneta, T Imasaka

ANALYTICA CHIMICA ACTA   404 ( 1 )   1 - 6   2000.1

A digital ion counting technique for noise reduction in supersonic jet/multiphotan inization/time-of-flight mass spectrometry

G Saito, T Imasaka

ANALYTICAL SCIENCES   15 ( 12 )   1273 - 1275   1999.12

Hadamard transform capillary electrophoresis Reviewed International journal

Kaneta T, Yamaguchi Y, Imasaka T

ANALYTICAL CHEMISTRY   71 ( 23 )   5444 - 5446   1999.12

Effect of laser pulse width on ionization efficiency in supersonic beam-multiphoton ionization mass spectrometry Reviewed International journal

Matsumoto J, Imasaka T

ANALYTICAL CHEMISTRY   71 ( 17 )   3763 - 3768   1999.9

The generation of a tunable laser emission in the vacuum ultraviolet and its application to supersonic jet/multiphoton ionization mass spectrometry Reviewed International journal

Uchimura T, Onoda T, Lin CH, Imasaka T

REVIEW OF SCIENTIFIC INSTRUMENTS   70 ( 8 )   3254 - 3258   1999.8

Use of phase-locking in four-wave Raman mixing for generating ultrashort optical pulses

H Kawano, T Mori, Y Hirakawa, T Imasaka

PHYSICAL REVIEW A   59 ( 6 )   4703 - 4715   1999.6

Supersonic jet/multiphoton ionization/mass spectrometry of dioxins formed by the thermal reaction of phenols in the absence and presence of an FeCl3 catalyst Reviewed International journal

Uchimura T, Imasaka T

ANALYTICAL CHEMISTRY   72 ( 11 )   2648 - 2652   1999.6

Diffractive Optical Chemical Sensor Based on Light Absorption Reviewed

Fumihiro Nakajima, Yasuyuki Hirakawa, Takashi Kaneta, Totaro Imasaka

Analytical Chemistry   71 ( 13 )   2262 - 2265   1999.6

Development of a vacuum ultraviolet laser source and its application to the evaluation of phosphor materials for a plasma display panel

Y Hirakawa, N Tokunaga, K Nakamura, T Imasaka

ANALYTICA CHIMICA ACTA   389 ( 1-3 )   69 - 76   1999.5

Optical chromatography: Size determination by eluting particles Reviewed International journal

Makihara J, Kaneta T, Imasaka T

TALANTA   48 ( 3 )   551 - 557   1999.3

Stimulated Raman scattering and four-wave Raman mixing seeded by a supercontinuum generated in dibromomethane using picosecond and femtosecond laser sources Reviewed

H Kawano, T Mori, Y Hirakawa, T Imasaka

OPTICS COMMUNICATIONS   160 ( 4-6 )   277 - 282   1999.2

Supersonic Jet Spectroscopy for Environmental Analysis Reviewed

Totaro Imasaka

Proceeding of SPIE, ENVIRONMENTAL MONITORING AND REMEDIATION TECHNOLOGIES II   3534   573 - 581   1999.2

Indirect Detection of Amino-Substituted Polycyclic Aromatic Hydrocarbons in Cyclodextrin-Modified Micellar Electrokinetic Chromatography Combined with Diode Laser-Induced Fluorometry Reviewed

Takashi Kaneta, Yumiko Saito, Totaro Imasaka

Journal of Chromatography A   83 ( 12 )   285 - 292   1999.1

The Generation of Powerful Rainbow-Color Laser Emission by Four-Wave Raman Mixing for Display and Illumination Reviewed

Takuya Tomooka, Yasuyuki Hirakawa, Totaro Imasaka

Journal of Light & Visual Environment   22 ( 2 )   1 - 5   1998.12

Separation and detection of cyanine-labeled amino acids by micellar electrokinetic chromatography combined with fluorescence detection using diode-based solid-state lasers

T Kaneta, T Komatsubara, H Shiba, T Imasaka

ANALYTICAL SCIENCES   14 ( 5 )   1017 - 1019   1998.10

The “Optical Funnel”. A Technique for Measuring a Microorganism’s Power

70 ( 16 )   3513 - 3515   1998.8

Determination of cyanine-labeled amino acid enantiomers by cyclodextrin-modified capillary gel electrophoresis combined with diode laser fluorescence detection

T Kaneta, H Shiba, T Imasaka

JOURNAL OF CHROMATOGRAPHY A   805 ( 1-2 )   295 - 300   1998.5

Role of a supercontinuum in the generation of rotational Raman emission based on stimulated Raman gain and four-wave Raman mixing

T Mori, Y Hirakawa, T Imasaka

OPTICS COMMUNICATIONS   148 ( 1-3 )   110 - 112   1998.3

Generation of high-order rotational lines in hydrogen by four-wave Raman mixing in the femtosecond regime

H Kawano, Y Hirakawa, T Imasaka

IEEE JOURNAL OF QUANTUM ELECTRONICS   34 ( 2 )   260 - 268   1998.2

Nomenclature, symbols, units and their usage in spectrochemical analysis - XIV - laser-based atomic spectroscopy: A new notation for spectrochemical processes - (IUPAC recommendations 1997) Invited Reviewed International journal

Omenetto N, Mermet JM, Turk GC, Moore DS, Vo-Dinh T, Butler LRP, Ure AM, Gauglitz G, Melhuish WH, Miller JN, Nogar NS, Schrader B, Senemaud C, Velthorst NH, Zander M, Adams F, Andreani AM, Bacon JR, Coufal HJ, Hieftje GM, Imasaka T, Lukosz W, Sturgeon R,

PURE AND APPLIED CHEMISTRY   1998.2

Enhancement of the molecular ion peak from halogenated benzenes and phenols using femtosecond laser pulses in conjunction with supersonic beam multiphoton ionization mass spectrometry

J Matsumoto, CH Lin, T Imasaka

ANALYTICAL CHEMISTRY   69 ( 22 )   4524 - 4529   1997.11

Transverse mode filtering and spectral purification through stimulated Raman scattering Reviewed

Y Hirakawa, H Kanada, T Imasaka

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS   36 ( 11A )   L1440 - L1442   1997.11

Effect of laser wavelength on the generation efficiency of stimulated Raman emission in the femtosecond regime

K Ogata, H Kawano, Y Hirakawa, T Imasaka

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS   36 ( 10 )   6376 - 6379   1997.10

Generation of more than 40 rotational Raman lines by picosecond and femtosecond Ti:Sapphire laser for Fourier synthesis

H Kawano, Y Hirakawa, T Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   65 ( 1 )   1 - 4   1997.7

Application of optical chromatography to immunoassay

T Hatano, T Kaneta, T Imasaka

ANALYTICAL CHEMISTRY   69 ( 14 )   2711 - 2715   1997.7

Theory of optical chromatography Reviewed International journal

Kaneta T, Ishidzu Y, Mishima N, Imasaka T

ANALYTICAL CHEMISTRY   69 ( 14 )   2701 - 2710   1997.7

Supersonic jet multiphoton ionization mass spectrometry using nanosecond and femtosecond pulse lasers

J Matsumoto, CH Lin, T Imasaka

ANALYTICA CHIMICA ACTA   343 ( 1-2 )   129 - 133   1997.5

Vibrational stimulated Raman emission from dibromomethane as seed beam for four-wave rotational Raman mixing in hydrogen Reviewed

CH Lin, T Ohnishi, T Imasaka

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS   36 ( 4A )   L412 - L414   1997.4

Detection of a Specific DNA Fragment by Free-Solution Capillary Electrophoresis Using a Fluorescent DNA Probe Measured by Semiconductor Laser-Induced Fluorometry Invited Reviewed

Takashi Kaneta, Tadashi Okamoto, Totaro Imasaka

Analytical Sciences   12   875 - 880   1996.12

Supersonic jet time-of-flight mass spectrometry of adenine using nanosecond and femtosecond lasers Reviewed International journal

Lin CH, Matsumoto J, Ohtake S, Imasaka T

TALANTA   43 ( 11 )   1925 - 1929   1996.11

Multiplication of spectral lines generated by two-color stimulated Raman effect

N Takeyasu, CH Lin, T Imasaka

OPTICAL REVIEW   3 ( 6B )   549 - 551   1996.11

Generation of high-order rotational lines by four-wave Raman mixing using a high-power picosecond Ti:sapphire laser

H Kawano, CH Lin, T Imasaka

APPLIED PHYSICS B-LASERS AND OPTICS   63 ( 2 )   121 - 124   1996.8

Analysis of photoablation products resulting from polymer materials by supersonic beam multiphoton ionization time-of-flight mass spectrometry

CH Lin, Y Murata, T Imasaka

ANALYTICAL CHEMISTRY   68 ( 7 )   1153 - 1157   1996.4

GENERATION OF VIBRATIONAL AND ROTATIONAL EMISSIONS BY 4-WAVE RAMAN MIXING USING AN ULTRAVIOLET FEMTOSECOND PUMP BEAM Reviewed

Y IRIE, T IMASAKA

OPTICS LETTERS   20 ( 20 )   2072 - 2074   1995.10

DETERMINATION OF RARE-EARTH IMPURITIES IN ULTRAPURE EUROPIUM OXIDE BY INDUCTIVELY-COUPLED PLASMA-MASS SPECTROMETRY Reviewed International journal

ZHANG SX, MURACHI S, IMASAKA T, WATANABE M

ANALYTICA CHIMICA ACTA   314 ( 3 )   193 - 201   1995.10

OPTODE FOR 2-PHENETHYLAMINE USING CALIXARENE AS HOST MOLECULE

Y KAWABATA, T YAMASHIRO, Y KITAZAKI, T IMASAKA

SENSORS AND ACTUATORS B-CHEMICAL   29 ( 1-3 )   135 - 139   1995.10

Prediction of Chemical Structure of Aromatic Hydrocarbons by Pattern Recognition of Spectral Lines Obtained by Fluorescence Spectrometry in a Supersonic Jet Reviewed

Cheng Huang Lin, Totaro Imasaka

Talanta   42 ( 8 )   1111 - 1119   1995.8

GENERATION OF MULTIFREQUENCY LASER-EMISSION QUASI EQUALLY SPACED THROUGHOUT THE ENTIRE VISIBLE REGION Reviewed International journal

OHTAKE S, YOSHIKAWA S, IMASAKA T

APPLIED OPTICS   34 ( 21 )   4337 - 4342   1995.7

Optical Chromatography Reviewed

Totaro Imasaka, Yuji Kawabata, Takashi Kaneta, Yasunori Ishidzu

Analytical Chemistry   67 ( 11 )   1763 - 1765   1995.6

Indirect Detection of Aromatic Hydrocarbons by Semiconductor Laser Fluorometry in Micellar Electrokinetic Chromatography Reviewed

Takashi Kaneta, Totaro Imasaka

Analytical Chemistry   67 ( 5 )   829 - 834   1995.3

SUPERSONIC JET ABSORPTION SPECTROMETRY UTILIZING A XENON FLASHLAMP AND A MONOCHROMATOR EQUIPPED WITH A PHOTODIODE-ARRAY Reviewed International journal

NODA H, NAKAMURA K, TAKADA M, IMASAKA T

ANALYTICA CHIMICA ACTA   302 ( 2-3 )   335 - 340   1995.2

Separation of polycyclic aromatic hydrocarbons by micellar electrokinetic chromatography with laser fluorescence detection

Takashi Kaneta, Tetsuya Yamashita, Totaro Imasaka

Analytica Chimica Acta   299 ( 3 )   371 - 375   1995.1

Effect of Laser Linewidths on Efficiency in Generation of Equally-Spaced Multifrequency Beam by Four-Wave Rotational Raman Mixing Reviewed

Yoshiya Irie, Totaro Imasaka

Optics Communications   113   105 - 110   1994.12

Effect of Organic Modifier on Resolution of Hydrophobic Compounds by Micellar Electrokinetic Chromatography Reviewed

Takashi Kaneta, Tetsuya Yamashita, Totaro Imasaka

Electrophoresis   15 ( 10 )   1276 - 1279   1994.10

Development of High-Temperature Pulsed Slit Nozzle and Its Application to Supersonic Jet Absorption Spectrometry Reviewed

Shin'ichiro Kawamura, Cheng Huang Lin, Totaro Imasaka

Talanta   41 ( 11 )   1933 - 1936   1994.10

Tunable Dye Laser with Variable Pulse Width for Investigation of Nonlinear Optical Effect Reviewed

Shigetaka Yoshikawa, Totaro Imasaka

Japanese Journal of Appled Physics, Part 1   33   4898 - 4902   1994.9

Capillary Micellar Electrokinetic Chromatography Based on Indirect Semiconductor Laser Fluorescence Detection Reviewed

Tetsuhiro Fuchigami, Totaro Imasaka

Analyitca Chimica Acta   291   183 - 188   1994.6

Generation of Multi-Frequency Laser Emission and Its Application to Excitation Source in Supersonic Jet Spectrometry Reviewed

Mitsuru Nishida, Cheng Huang Lin, Totaro Imasaka

Analytical Chemistry   65 ( 22 )   3326 - 3330   1993.12

Photoacoustic Spectrometry Using Fiber-Optic Pressure Sensor Reviewed

Yuji Kawabata, Ken-ichi Yasunaga, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   65 ( 23 )   3493 - 3496   1993.12

MULTIFREQUENCY LASER-EMISSION GENERATED BY 2-COLOR STIMULATED RAMAN EFFECT USING A SINGLE-FREQUENCY LASER-BEAM AND A DYE-RAMAN COMPOSITE RESONATOR Reviewed International journal

IMASAKA T, YAMANISHI S, KAWASAKI S, ISHIBASHI N

APPLIED OPTICS   32 ( 33 )   6633 - 6637   1993.11

MICRO-OPTRODE FOR UREA USING AN AMMONIUM ION-SENSITIVE MEMBRANE COVERED WITH A UREASE-IMMOBILIZED MEMBRANE Reviewed

Y KAWABATA, H SUGAMOTO, T IMASAKA

ANALYTICA CHIMICA ACTA   283 ( 2 )   689 - 694   1993.11

Subattomole Detection of Amino Acids by Capillary Electrophoresis Based on Semiconductor Laser Fluorescence Detection Reviewed

Tetsuhiro Fuchigami, Totaro Imasaka, Masanobu Shiga

Analyitca Chimica Acta   282 ( 1 )   209 - 213   1993.10

High-Temperature Pulsed Slit Nozzle for Supersonic Jet Spectrometry Reviewed

Cheng Huang Lin, Totaro Imasaka

Review of Scientific Instruments   64 ( 10 )   3026 - 3027   1993.10

COMPARISON OF STIMULATED-EMISSION-PUMPING FLUORESCENCE DIP SPECTROMETRY AND CONVENTIONAL FLUORESCENCE SPECTROMETRY IN APPLICATION TO SUPERSONIC JET SPECTROMETRY Reviewed

Y MURATA, CH LIN, T IMASAKA

FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY   346 ( 6-9 )   543 - 544   1993.6

GENERATION OF MULTICOLOR STIMULATED RAMAN EMISSION FROM 2-COLOR LINEARLY OR CIRCULARLY POLARIZED PUMP BEAMS

S KAWASAKI, S YOSHIKAWA, T IMASAKA, N ISHIBASHI

APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY   56 ( 5 )   259 - 262   1993.5

THEORETICAL EVALUATION OF OPTICAL-RESPONSE TO CATIONS AND CATIONIC SURFACTANT FOR OPTRODE USING HEXADECYL-ACRIDINE ORANGE ATTACHED ON PLASTICIZED POLY(VINYL CHLORIDE) MEMBRANE Reviewed

Y KAWABATA, T YAMAMOTO, T IMASAKA

SENSORS AND ACTUATORS B-CHEMICAL   11 ( 1-3 )   341 - 346   1993.3

SUPERSONIC JET SPECTROMETRY OF THERMALLY DECOMPOSED PRODUCTS FROM POLYSTYRENE AND POLY ALPHA-METHYLSTYRENE

T IMASAKA, M HOZUMI, N ISHIBASHI

TALANTA   40 ( 2 )   255 - 260   1993.2

A New Approach for the Generation of Ultrashort Optical Pulses Reviewed

Shigetaka Yoshikawa, Totaro Imasaka

Optics Communications   96   94 - 98   1993.2

Supersonic Jet Spectrometry of Chemical Species Resulting from Thermal Decomposition of Polystyrene and Polycarbonate Reviewed

Totaro Imasaka, Masami Hozumi, Nobuhiko Ishibashi

Analytical Chemistry   64 ( 19 )   2206 - 2209   1992.10

Generation of Multifrequency Laser Emission by Injection of Two-Color Beam into Dye/Raman Composite Resonator Reviewed

Totaro Imasaka, Seiichi Yamanishi, Shuichi Kawasaki, Nobuhiko Ishibashi

Japanese Journal of Appled Physics Letters   31   253 - 254   1992.9

Determination of Amino Acids by Capillary Zone Electrophoresis Based on Semiconductor Laser Fluorescence Detection Reviewed

Toshiyuki Higashijima, Tetsuhiro Fuchigami, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   54 ( 7 )   711 - 714   1992.4

DETERMINATION OF ANTHRACENE-DERIVATIVES BY CYCLODEXTRIN-MODIFIED MICELLAR ELECTROKINETIC CHROMATOGRAPHY COMBINED WITH HELIUM CADMIUM LASER FLUOROMETRY Reviewed International journal

IMASAKA T, NISHITANI K, ISHIBASHI N

ANALYTICA CHIMICA ACTA   256 ( 1 )   3 - 7   1992.1

CYCLODEXTRIN-MODIFIED MICELLAR ELECTROKINETIC CHROMATOGRAPHY COMBINED WITH SEMICONDUCTOR-LASER FLUOROMETRY Reviewed International journal

IMASAKA T, NISHITANI K, ISHIBASHI N

ANALYST   116 ( 12 )   1407 - 1409   1991.12

Calcium-Selective Optrodes with Laser-Induced Fluorescence Method Reviewed International journal

S. Wakida, Y. Kawabata, T. Imasaka, K. Higashi, N. Ishibashi

Analytical Sciences   7   1469 - 1470   1991.12

Fiber-Optic Chemical Sensor Using Visible Semiconductor Laser and Plasticized Poly(vinyl chloride) Membrane Reviewed International journal

Y. Kawabata, K. Yasunaga, T. Imasaka, N. Ishibashi

Analytical Sciences   ( 7 )   1465 - 1468   1991.12

Hyphenated Techniques in Supersonic Jet Spectroscopy and Its Analytical Applications to Aromatic Hydrocarbons Reviewed International journal

N. Ishibashi, T. Imasaka

Analytical Sciences   7   489 - 492   1991.12

Fluorometric Determination of Potassium Ion Using Hexadecyl-Acridine Orange Immobilized on a Poly(vinyl chloride) Membrane Attached to a Flow-Through Cell Reviewed

Yuji Kawabata, Totaro Imasaka, Nobuhiko Ishibashi

Analyitca Chimica Acta   255   97 - 101   1991.12

DEHYDROGENASE AND ETHANOL ASSAY BASED ON VISIBLE SEMICONDUCTOR-LASER SPECTROMETRY Reviewed

T IMASAKA, T HIGASHIJIMA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   251 ( 1-2 )   191 - 195   1991.10

SUPPRESSION OF BACKGROUND EMISSION FROM HIGH VIBRATIONAL LEVELS IN THE EXCITED-STATE THROUGH VIBRONIC MIXING IN SUPERSONIC JET SPECTROMETRY BY USING SYNCHRONOUS SCAN LUMINESCENCE Reviewed

CH LIN, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   63 ( 20 )   2346 - 2348   1991.10

SIMULTANEOUS COMPARISON OF FLUORESCENCE SPECTROMETRY WITH MULTIPHOTON IONIZATION SPECTROMETRY USING A SUPERSONIC JET SPECTROMETER Reviewed

CH LIN, M HOZUMI, T IMASAKA, N ISHIBASHI

ANALYST   116 ( 10 )   1037 - 1041   1991.10

Two-Color Stimulated Raman Effect of Para-Hydrogen Reviewed

Shuichi Kawasaki, Totaro Imasaka, Nobuhiko Ishibashi

Journal of Optical Society of America B   8 ( 7 )   1461 - 1463   1991.7

Synchronous Scan Luminescence Techniques Monitoring Resonance and Nonresonance Fluorescence in Supersonic Jet Spectrometry Applied to Anthracene Derivatives Reviewed

Cheng Huang Lin, Hiroshi Fukii, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   64 ( 14 )   1433 - 1440   1991.7

Determination of Proteins by Gel Electrophoresis Combined with Visible Semiconductor Laser Spectrometry Reviewed

Totaro Imasaka, Tetsuhiro Fuchigami, Nobuhiko Ishibashi

Analytical Sciences   7 ( 3 )   491 - 493   1991.6

Thermal Lens Spectrophotometry of Nitrogen Dioxide Using an Excimer-Laser-Pumped Dye Laser Reviewed

Totaro Imasaka, Tatsuji Higashi, Nobuhiko Ishibashi

Analyitca Chimica Acta   245 ( 2 )   191 - 197   1991.5

Efficiently Generated Rotational and Vibrational Stimulated Raman Emission by Means of a Two-Color Laser Beam Reviewed

Shuichi Kawasaki, Totaro Imasaka, Nobuhiko Ishibashi

Applied Physics B   52 ( 3 )   211 - 216   1991.3

KINETIC SPECTROPHOTOMETRIC DETERMINATION OF TETRAPHENYLPORPHINECOBALT(II) BASED ON PHOTOCHROMISM OF IMMOBILIZED NORBORNADIENE Reviewed

Y KAWABATA, H KUMOYAMA, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   243 ( 1 )   97 - 101   1991.2

EQUALLY-SPACED MULTIFREQUENCY LASER-EMISSION GENERATED BY 2-COLOR STIMULATED RAMAN EFFECT - ENHANCEMENT OF ROTATIONAL LINES AND SUPPRESSION OF VIBRATIONAL LINES Reviewed

S YOSHIKAWA, S KAWASAKI, T IMASAKA, N ISHIBASHI

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS   30 ( 2B )   L283 - L285   1991.2

DETERMINATION OF IRON(II) WITH 2-NITROSO-5-DIETHYLAMINOPHENOL BY THERMAL LENS SPECTROPHOTOMETRY USING A SEMICONDUCTOR-LASER AS A LIGHT-SOURCE Reviewed

T IMASAKA, K SAKAKI, N ISHIBASHI

ANALYTICA CHIMICA ACTA   243 ( 1 )   109 - 113   1991.2

Enzyme Immunoassay of Insulin by Semiconductor Laser Fluorometry Reviewed

Totaro Imasaka, Hiroyuki Nakagawa, Takashi Okazaki, Nobuhiko Ishibashi

Analytical Chemistry   62 ( 21 )   2404 - 2405   1990.11

Development of a Widely-Tunable, Multi-Color Laser and Its Application to Analytical Spectroscopy Reviewed

Toshiyuki Higashijima, Shigetaka Yoshikawa, Shuichi Kawasaki, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Sciences   6 ( 5 )   765 - 767   1990.10

Determination of Surfactant by Visible Semiconductor Laser Fluorometry after Solvent Extraction with Rhodamine 800 Reviewed

Totaro Imasaka, Hiroyuki Nakagawa, Nobuhikko Ishibashi

Analytical Sciences   6 ( 5 )   775 - 776   1990.10

Ion-Selective Optrode Using Hexadecyl-Acridine Orange Attached on Poly(vinyl chloride) Membrane Reviewed

Yuji Kawabata, Toshito Kamichika, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   62 ( 18 )   2054 - 2055   1990.9

Fiber-Optic Potassium Ion Sensor Using Alkyl-Acridine Orange in Plasticized Poly(vinyl chloride) Membrane Reviewed

Yuji Kawabata, Ryuichi Tahara, Toshito Kamichika, Totaro Imasaka, Nobuiko Ishibashi

Analytical Chemistry   62 ( 14 )   1528 - 1531   1990.7

Analytical Instrumentation Based on Optical Harmonic Generation Reviewed

Totaro Imasaka, Kouji Tashiro, Nobuhiko Ishibashi

Analytical Sciences   6 ( 2 )   301 - 302   1990.4

Continuously tunable laser emission from the deep ultraviolet to the near infrared generated by a single optical system Reviewed

Totaro Imasaka, Toshiyuki Higashijima, Shuichi Kawasaki, Nobuhiko Ishibashi

Applied Optics   29 ( 12 )   1727 - 1729   1990.4

Thin-Layer Chromatography with Supersonic Jet Fluorometric Detection Reviewed

Totaro Imasaka, Katsunori Tanaka, Nobuhiko Ishibashi

Analytical Chemistry   62 ( 4 )   374 - 378   1990.2

SUPERSONIC JET - SYNCHRONOUS SCAN LUMINESCENCE SPECTROMETRY OF NAPHTHALENE DERIVATIVES Reviewed

T IMASAKA, MAENO, I, N ISHIBASHI

ANALYST   115 ( 1 )   73 - 77   1990.1

Visible Fluorescence Spectrometry Using Second Harmonic Emission Self-Induced in Semiconductor Laser as a Light Source Reviewed

Totaro Imasaka, Toshio Hiraiwa, Nobuhiko Ishibashi

Microchimica Acta   98 ( 4 )   225 - 231   1989.12

ASSIGNMENT OF MOLECULAR-SPECIES BY EXPERIMENTAL AND THEORETICAL DATA-BASES IN SUPERSONIC JET SPECTROMETRY Reviewed

T IMASAKA, K SAKAKI, N ISHIBASHI

CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS   6 ( 4 )   281 - 289   1989.11

VISIBLE SEMICONDUCTOR-LASER FLUOROMETRY Reviewed

T IMASAKA, A TSUKAMOTO, N ISHIBASHI

ANALYTICAL CHEMISTRY   61 ( 20 )   2285 - 2288   1989.10

GENERATION OF MORE THAN 40 LASER-EMISSION LINES FROM THE ULTRAVIOLET TO THE VISIBLE REGIONS BY 2-COLOR STIMULATED RAMAN EFFECT Reviewed

T IMASAKA, S KAWASAKI, N ISHIBASHI

APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY   49 ( 4 )   389 - 392   1989.10

SUPERSONIC JET SPECTROMETRY OF CHEMICAL-SPECIES LASER ABLATED FROM ORGANIC POLYMERS Reviewed

T IMASAKA, K TASHIRO, N ISHIBASHI

ANALYTICAL CHEMISTRY   61 ( 14 )   1530 - 1533   1989.7

Laser Ablation/Supersonic Jet/Fluorescence Spectrometry of Large Aromatic Hydrocarbon Reviewed

Katsunori Tanaka, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Sciences   5 ( 2 )   207 - 208   1989.4

FIBER-OPTIC SENSOR FOR CARBON-DIOXIDE WITH A PH-INDICATOR DISPERSED IN A POLY(ETHYLENE GLYCOL) MEMBRANE Reviewed

Y KAWABATA, T KAMICHIKA, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   219 ( 2 )   223 - 229   1989.4

DETERMINATION OF URANIUM AT ULTRATRACE LEVELS BY TIME-RESOLVED LASER FLUORIMETRY Reviewed

K ISHIBASHI, S SAKAMAKI, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   219 ( 2 )   181 - 190   1989.4

Fiber-Optic Calcium(II) Sensor with Reversible Response Reviewed

Yuji Kawabata, Ryuichi Tahara, Totaro Imasaka, Nobuhiko Ishibashi

Analyitca Chimica Acta   212   267 - 271   1988.9

Supersonic Jet/Synchronous Scan Luminescence Spectrometry Reviewed

Totaro Imasaka, Atsushi Tsukamoto, Nobuhiko Ishibashi

Analytical Chemistry   60 ( 14 )   1362 - 1365   1988.7

Optical-Fiber Sensor Based on the Second-Harmonic Emission of a Near-Infrared Semiconductor Laser as Light Source Reviewed

Takashi Okazaki, Totaro Imasaka, Nobuhiko Ishibashi

Analyitca Chimica Acta   209   327 - 331   1988.6

WIDELY TUNABLE LASER SYSTEM USING A SINGLE DYE SOLUTION BASED ON THE STIMULATED RAMAN EFFECT Reviewed

S KAWASAKI, T IMASAKA, N ISHIBASHI

OPTICS COMMUNICATIONS   66 ( 5-6 )   285 - 288   1988.5

Semiconductor Laser Fluorimetry for Enzyme and Enzymatic Assays Reviewed

Totaro Imasaka, Takashi Okazaki, Nobuhiko Ishibashi

Analyitca Chimica Acta   208   325 - 329   1988.5

TRACE DETERMINATION AND CHARACTERIZATION OF SOME PROTEINS IN BLOOD-SERUM BY HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY WITH A TIME-RESOLVED LASER FLUORIMETRIC DETECTOR Reviewed

Y KAWABATA, K SAUDA, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   208 ( 1-2 )   255 - 262   1988.5

Evaluation of Chemical Structure from Sharp Line Structure in Supersonic Jet Spectrum Reviewed

Totaro Imasaka, Kouji Sakaki, Nobuhiko Ishibashi

Spectrochimica Acta Part B   43   703 - 705   1988.5

Supersonic Jet Spectrometry of Aromatic Hydrocarbons Reviewed International journal

T. Imasaka, N. Ishibashi

Spectrochim. Acta Part B   43   661 - 669   1988.5

Supersonic Jet Fluorimetry Using Spectrometric Multichannel Analyzer for Detection in Gas Chromatography Reviewed International journal

T. Imasaka, K. Tanaka, N. Ishibashi

Analytical Sciences   4 ( 1 )   31 - 35   1988.2

SINGLE-MODE AND MULTIMODE OPTICAL FIBERS FOR LIGHT INTRODUCTION IN THERMAL LENS SPECTROPHOTOMETRY Reviewed

K NAKANISHI, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   59 ( 11 )   1550 - 1554   1987.6

A COUPLE OF OPTICAL FIBERS FOR THERMAL LENS SPECTROPHOTOMETRY Reviewed

T IMASAKA, K NAKANISHI, N ISHIBASHI

ANALYTICAL CHEMISTRY   59 ( 11 )   1554 - 1557   1987.6

Fiber-Optic pH Sensor with Monolayer Indicator Reviewed International journal

Y. Kawabata, K. Tsuchida, T. Imasaka, N. Ishibashi,

Analytical Sciences   3 ( 1 )   7 - 9   1987.2

Thermal Lens Spectrophotometry Using a Tunable Infrared Laser Generated by a Stimulated Raman Effect Reviewed

Shuichi Kawasaki, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   59 ( 3 )   523 - 525   1987.2

HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY WITH SUPERSONIC JET-LASER FLUOROMETRIC DETECTION Reviewed

T IMASAKA, N YAMAGA, N ISHIBASHI

ANALYTICAL CHEMISTRY   59 ( 3 )   419 - 422   1987.2

Capillary Gas Chromatograph Determination of Aniline Derivatives by Supersonic Jet Resonance Multiphoton Ionization Mass Spectrometry Reviewed

Totaro Imasaka, Kouji Tashiro, Nobuhiko Ishibashi

Analytical Chemistry   58 ( 14 )   3242 - 3244   1986.12

SUPERSONIC JET SPECTROSCOPY OF NO2 IN THE NEIGHBORHOOD OF 455 NM Reviewed

T HAYASHI, T IMASAKA, N ISHIBASHI

CHEMICAL PHYSICS   109 ( 1 )   145 - 156   1986.11

DETERMINATION OF PROTEIN IN HUMAN-SERUM BY HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY WITH SEMICONDUCTOR-LASER FLUOROMETRIC DETECTION Reviewed

K SAUDA, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   58 ( 13 )   2649 - 2653   1986.11

HIGH-TEMPERATURE PULSED NOZZLE FOR SUPERSONIC JET SPECTROMETRY AND ITS APPLICATION TO GAS-CHROMATOGRAPHY Reviewed

T IMASAKA, T OKAMURA, N ISHIBASHI

ANALYTICAL CHEMISTRY   58 ( 11 )   2152 - 2155   1986.9

High-Performance Liquid Chromatographic Detector Based on Near-Infrared Semiconductor Laser Fluorimetry Reviewed

Kouji Sauda, Totaro Imasaka, Nobuhiko Ishibashi

Analyitca Chimica Acta   187   353 - 356   1986.9

Ultramicro Flow-Cell for Semiconductor Laser Fluorimetry Reviewed

Yuji Kawabata, Totaro Imasaka, Nobuhiko Ishibashi

Talanta   33 ( 3 )   281 - 283   1986.3

SUPERCRITICAL FLUID FOR SAMPLE INTRODUCTION IN SUPERSONIC JET SPECTROMETRY Reviewed

H FUKUOKA, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   58 ( 2 )   375 - 379   1986.2

3-DIMENSIONAL HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY BASED ON TIME-RESOLVED LASER FLUORIMETRY Reviewed

K ISHIBASHI, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   173 ( JUL )   165 - 175   1985.7

Laser Fluorimetry of Polynuclear Aromatic Hydrocarbons Based on Time-Resolved Fluorescence Detection Reviewed

Yuji Kawabata, Totaro Imasaka, Nobuhiko Ishibashi

Analyitca Chimica Acta   173   367 - 372   1985.7

THERMAL LENS SPECTROPHOTOMETRY OF PHOSPHORUS USING A NEAR-INFRARED SEMICONDUCTOR-LASER Reviewed

K NAKANISHI, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   57 ( 7 )   1219 - 1223   1985.6

Pulsed Semiconductor Laser Fluorometry for Lifetime Measurements Reviewed

Totaro Imasaka, Akinori Yoshitake, Kaoru Hirata, Yuji Kawabata, Nobuhiko Ishibashi

Analytical Chemistry   57 ( 4 )   947 - 949   1985.4

SUPERSONIC JET FLUOROMETRY OF ANILINE AND ITS DERIVATIVES WITH A LAMP EXCITATION SOURCE Reviewed

T IMASAKA, K HIRATA, N ISHIBASHI

ANALYTICAL CHEMISTRY   57 ( 1 )   59 - 62   1985.1

THERMAL LENS SPECTROPHOTOMETRY OF GASEOUS HYDROCARBON MOLECULES IN THE INFRARED REGION Reviewed

T HIGASHI, T IMASAKA, N ISHIBASHI

ANALYTICAL CHEMISTRY   56 ( 12 )   2010 - 2013   1984.10

SEMICONDUCTOR-LASER FLUORIMETRY IN THE NEAR-INFRARED REGION Reviewed

T IMASAKA, A YOSHITAKE, N ISHIBASHI

ANALYTICAL CHEMISTRY   56 ( 7 )   1077 - 1079   1984.6

GAS-CHROMATOGRAPHIC DETERMINATION OF AROMATIC-MOLECULES BY SUPERSONIC JET SPECTROMETRY WITH RESONANCE MULTI-PHOTON IONIZATION Reviewed

T IMASAKA, T SHIGEZUMI, N ISHIBASHI

ANALYST   109   277 - 279   1984.3

SUPERSONIC JET FLUORESCENCE SPECTROMETRY OF PERYLENE AND BENZO[A]PYRENE Reviewed

T IMASAKA, H FUKUOKA, T HAYASHI, N ISHIBASHI

ANALYTICA CHIMICA ACTA   156 ( JAN )   111 - 120   1984.1

Thermal Lens Spectrophotometry with Argon Laser Excitation Source for Nitrogen Dioxide Determination

Tatsuji Higashi, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   55 ( 12 )   1907 - 1910   1983.10

THERMAL LENS SPECTROSCOPIC STUDIES OF RADIATIONLESS PROCESSES IN NO2 Reviewed

T IMASAKA, K SHIMANOE, N ISHIBASHI

JOURNAL OF CHEMICAL PHYSICS   79 ( 7 )   3201 - 3205   1983.10

Ultratrace Photometric Determination of Phosphate with a Solid-State Emitter as Light Source Reviewed

Totaro Imasaka, Tiichiro Kamikubo, Yuji Kawabata, Nobuhiko Ishibashi

Analyitca Chimica Acta   153   261 - 263   1983.10

SUBNANOSECOND LASER FLUOROMETER WITH COMPACT NITROGEN LASER PUMPED DYE-LASER FOR LIFETIME MEASUREMENTS Reviewed

K ISHIBASHI, T SHIGEZUMI, T IMASAKA, N ISHIBASHI

BUNSEKI KAGAKU   32 ( 8 )   E265 - E271   1983.8

Semiconductor Lasers and Solid-State Emitters as Near-Infrared Light Sources for Photoacoustic Spectroscopy Reviewed

Yuji Kawabata, Teiichiro Kamikubo, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   55 ( 8 )   1419 - 1420   1983.7

Determination of Nitrogen Dioxide by Pulsed Thermal Lens Spectrophotometry Reviewed

Kenji Mori, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   55 ( 7 )   1075 - 1079   1983.1

二酸化炭素レーザー励起サーマルレンズ吸光分析法によるベンゼンの微量分析 Reviewed

東達治, 今坂藤太郎, 石橋信彦

分析化学   31 ( 11 )   680 - 681   1982.11

Thermal Lens Spectrophotometry Based on Pulsed Laser Excitation Reviewed

Kenji Mori, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   54 ( 12 )   2034 - 2038   1982.10

TIME-RESOLVED FLUORIMETRY WITH A SUBNANOSECOND DYE-LASER SOURCE FOR THE DETERMINATION OF POLYNUCLEAR AROMATIC-HYDROCARBONS AFTER SEPARATION BY HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY Reviewed

T IMASAKA, K ISHIBASHI, N ISHIBASHI

ANALYTICA CHIMICA ACTA   142 ( OCT )   1 - 12   1982.10

Thermal Lens Spectrophotometry Based on Image Detection of a Probe Laser Beam Reviewed

Kazuhiko Miyaishi, Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   54 ( 12 )   2039 - 2044   1982.10

GENERATION OF NEARLY TRANSFORM-LIMITED PULSES IN SUB-NANOSECOND REGION WITH TEA NITROGEN-LASER-PUMPED DYE-LASER Reviewed

T IMASAKA, N ISHIBASHI

OPTICS COMMUNICATIONS   41 ( 3 )   219 - 222   1982.4

フローインジェクション分析法におけるデータ処理へのマイクロコンピューターの応用 Reviewed

森賢二, 今坂藤太郎, 石橋信彦, 神ちひろ, 国分信彦

分析化学   31 ( 2 )   103 - 105   1982.2

SUB-NANOSECOND TIME-CORRELATED PHOTON-COUNTING SPECTROSCOPY WITH ATMOSPHERIC-PRESSURE NITROGEN LASER PUMPED DYE-LASERS Reviewed

T IMASAKA, Y KAWABATA, N ISHIBASHI

REVIEW OF SCIENTIFIC INSTRUMENTS   52 ( 10 )   1473 - 1477   1981.10

FLUORIMETRIC DETERMINATION OF GALLIUM WITH LUMOGALLION BY FLOW-INJECTION ANALYSIS BASED ON SOLVENT-EXTRACTION Reviewed

T IMASAKA, T HARADA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   129 ( AUG )   195 - 203   1981.8

Laser Fluorimetric Systems for Ultra-Trace Analysis Reviewed

Kazuhiko Miyaishi, Mikio Kunitake, Totaro Imasaka, Teiichiro Ogawa, Nobuhiko Ishibashi

Analyitca Chimica Acta   125   161 - 164   1981.4

THERMAL LENSING SPECTROPHOTOMETRIC ANALYSIS WITH ION-PAIR SOLVENT-EXTRACTION Reviewed

K MIYAISHI, T IMASAKA, N ISHIBASHI

ANALYTICA CHIMICA ACTA   124 ( 2 )   381 - 389   1981.3

レーザー励起時間分解けい光法によるピレンの超高感度分析 Reviewed

国武幹生, 今坂藤太郎, 石橋信彦

日本化学会誌   ( 1 )   55 - 59   1981.1

High Repetition Rate Atmospheric Pressure Nitrogen Laser for Lifetime Measurements Reviewed

Totaro Imasaka, Nobuhiko Ishibashi

Analytical Chemistry   52 ( 13 )   2083 - 2087   1980.11

Application of the Thermal Lens Effect for Determination of Iron(II) with 4,7-Diphenyl-1,10-Phenanthroline Disulfonic Acid Reviewed

Totaro Imasaka, Kazuhiko Miyaishi, Nobuhiko Ishibashi

Analyitca Chimica Acta   115   407 - 410   1980.3

INTERMOLECULAR AND INTRAMOLECULAR RADIATIONLESS TRANSITIONS OF NO2 AT AROUND 454.6NM Reviewed

T IMASAKA, T OGAWA, N ISHIBASHI

CHEMICAL PHYSICS   45 ( 2 )   273 - 278   1980.1

Enzyme Amplification Laser Fluorimetry Reviewed

Totaro Imasaka, Richard Neil Zare

Analytical Chemistry   51 ( 13 )   2082 - 2085   1979.11

レーザー励起けい光法による二酸化窒素の検出 Reviewed

石橋信彦, 小川禎一郎, 今坂藤太郎

分析化学   28 ( 11 )   657 - 660   1979.11

Laser Fluorometry of Fluorescein and Riboflavin Reviewed

Nobuhiko Ishibashi, Teiichiro Ogawa, Totaro Imasaka

Analytical Chemistry   51 ( 13 )   2096 - 2099   1979.11

Laser Fluorescence Immunoassay of Insulin Reviewed

Steave D. Lidofsky, Totaro Imasaka, Richard Neil Zare

Analytical Chemistry   51 ( 11 )   1602 - 1605   1979.9

Nanosecond Time-Resolved Spectrometry with a Tunable Dye Laser and a Simple Pulse-Gated Photon Counter Reviewed

Totaro Imasaka, Teiichiro Ogawa, Nobuhiko Ishibashi

Analytical Chemistry   51 ( 4 )   502 - 504   1979.4

Time-Resolved Spectroscopy on the Excited Electronic States of NO2 in the Neighborhood of 454.6 nm Reviewed

Totaro Imasaka, Teiichiro Ogawa, Nobuhiko Ishibashi

Journal of Chemical Physics   70 ( 2 )   881 - 885   1979.1

Detection Limit of Fluorescein as Determined by Fluorometry with an Esculin Laser Source Reviewed

Totaro Imasaka, Hidekazu Kadone, Teiichiro Ogawa, Nobuhiko Ishibashi

Analytical Chemistry   49 ( 4 )   667 - 668   1977.4

Time-Resolved Fluorescence Spectra of Nitrogen Dioxide Excited at 450.4 nm by a 4-Methylumbelliferone Laser Reviewed

Totaro Imasaka, Teiichiro Ogawa, Nobuhiko Ishibashi

Chemistry Letters   ( 3 )   405 - 408   1977.3

有機液体レーザー励起蛍光測定装置の試作と二、三の気相分子への応用 Reviewed

今坂藤太郎, 小川禎一郎, 石橋信彦

分析化学   26 ( 2 )   96 - 101   1977.2

Characteristics of Coordination Compounds of Calcein Blue for a Tunable Organic Liquid Laser Reviewed

Totaro Imasaka, Teiichiro Ogawa, Nobuhiko Ishibashi

Bulletin of the Chemical Society of Japan   49 ( 10 )   2687 - 2695   1976.10

Formation of Diacetylene Ion (A²IIu) by Controlled Electron Impact on Unsaturated Molecules Reviewed

49 ( 1 )   53 - 57   1976.1

Emission Spectra of Dimethoxybenzenes by Controlled Electron Impact Reviewed

Teiichiro Ogawa, Totaro Imasaka, Minoru Toyoda, Masaharu Tsuji, Nobuhiko Ishibashi

Bulletin of the Chemical Society of Japan   48 ( 2 )   645 - 648   1975.2

Coordination Compounds of Calcein Blue for New Laser Material Reviewed

Nobuhiko Ishibashi, Totaro Imasaka, Teiichiro Ogawa, Mitsuo Maeda, Yasushi Miyazoe

Chemistry Letters   1315 - 1316   1974.11

複合液体クロマトグラフシステム・その他の方法：ケルナー分析化学

今坂藤太郎（ Role： Joint translator）

科学技術出版  2003.9 

"Polycyclic Aromatic Hydrocarbons Trace Analysis by Micellar Electrokinetic Chromatography", Encyclopedia of Environmental Analysis and Mediation

Imasaka T（ Role： Joint author）

Academic Press  1998.1 

Analysis of Perfluorocarboxylic Acids by Femtosecond Laser Ionization Mass Spectrometry Invited International conference

#Lu Wen, Tomoko Imasaka, Totaro Imasaka

Frontiers in Chemistry, Biology, and Earth Science-International Symposium between National Taiwan University and Kyushu University-  2019.12 

Ionization Efficiencies of Chlorinated Pesticides at Different Femtosecond Laser Pulse Widths Invited International conference

#Siddihalu Lakshitha Madunil, Tomoko Imasaka, Totaro Imasaka

Challenge in Chemistry-The State of the Art- International Symposium between National University of Singapore and Kyushu University  2019.11 

Femtosecond Ionization Mass Spectrometry for Detection of Novichok: Quantum Chemical Calculation for the Spectral Properties Invited International conference

Tomoko Imasaka, #Siddihalu Lakshitha Madunil, Totaro Imasaka

Challenge in Chemistry-The State of the Art- International Symposium between National University of Singapore and Kyushu University  2019.11 

レーザーイオン化質量分析計の開発と応用 Invited

今坂藤太郎

修猷館高校出前講義  2019.11 

Spectroscopic Properties of “Novichok” Theoretically Calculated for Gas Chromatography/Femtosecond Ionization Mass Spectrometry Invited International conference

2019.7 

Laser Ionization Mass Spectrometry -Basic Principles and Applications- Invited International conference

Tomoko Imasaka, #Siddihalu Lakshitha Madunil, Totaro Imasaka

The 16th Annual Conference of the Taiwan Society for Mass Spectrometry  2019.7 

Femtosecond Ionization Mass Spectrometry for Environmental and Forensic Sciences Invited International conference

Totaro Imasaka

Seminar in National Taiwan Normal University  2019.7 

Study on Photoionization Process in Mass Spectrometry Based on Quantum Chemical Calculation Invited International conference

Tomoko Imasaka, #Siddihalu Lakshitha Madunil, Totaro Imasaka

The 2019 National Taiwan Normal University (NTNU)-Kyushu University Joint Forum on Facilitating Interdisciplinary Research and Education  2019.5 

Femtosecond Ionization Mass Spectrometry for Application to Forensic Science Invited International conference

Tomoko Imasaka, Totaro Imasaka

The 2019 National Taiwan Normal University (NTNU)-Kyushu University Joint Forum on Facilitating Interdisciplinary Research and Education  2019.5 

Gas Chromatography/Mass Spectrometry of Highly-Toxic Organochlorine Pesticides Using an Ultraviolet Femtosecond Laser as an Ionization Source

#Siddihalu Lakshitha Madunil, Tomoko Imasaka, Totaro Imasaka

2019.5 

An Ultrashort Ultraviolet Optical Pulse for Ionization of Pesticides in Multiphoton Ionization Mass Spectrometry International conference

#Siddihalu Lakshitha Madunil, Tomoko Imasaka, and Totaro Imasaka

Physics of Quantum Electronics 2019 (PQE 2019)  2019.1 

Generation of a Vacuum-Ultraviolet Femtosecond Pulse via Four-Wave Raman Mixing and its Application to Mass Spectrometry Invited International conference

@Thang Phan Dinh, @Duong Vu, @Hiroshi Nakamura, @Adan Li, Tomoko Imasaka, Totaro Imasaka

Physics of Quantum Electronics 2019 (PQE 2019)  2019.1 

How can we detect “Novichok”? International conference

2019.1 

Efficient Generation of the Vacuum-Ultrashort Laser Pulse by Four-Wave Raman Mixing International conference

@Dinh Thang Phan, @Duong Vu, Totaro Imasaka

The 10th International Conference on Photonics & Applications (ICPA-10)  2018.11 

A Simple Method for Pulse Shortening a Femtosecond Fiber Laser Using a Series of Fused Silica Plates International conference

@Duong Vu, Totaro Imasaka

The 10th International Conference on Photonics & Applications (ICPA-10)  2018.11 

虹色レーザー “Rainbow Stars”の発見とその応用 Invited

今坂藤太郎

修猷館高等学校出前講義  2018.10 

Analysis of Perfluorocarboxylic Acids by Gas Chromatography/Multiphoton Ionization/Mass Spectrometry Using a Femtosecond Laser Invited International conference

@Fengdan Jin, Tomoko Imasaka, Totaro Imasaka

Symposium on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University  2018.10 

Design and Construction of Small-Frame Time-of-Flight Mass Spectrometer Invited International conference

@Katsunori Yoshinaga, @Tiantian Ju, Tomoko Imasaka, Totaro Imasaka

Symposium on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University  2018.10 

Determination of Nerve Agent Metabolites in Human Urine by Ultraviolet Femtosecond Laser Ionization Mass Spectrometry Using a New Derivatization Reagent Invited International conference

@Vu Van Son, @Hiroshi Nakamura, Tomoko Imasaka, Totaro Imasaka

Symposium on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University  2018.10 

A Novel Approach to Generate an Ultrashort Optical Pulse for Use in Analytical Spectroscopy Invited International conference

#Yuta Nakano, Totaro Imasaka

Symposium on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University  2018.10 

Analysis of Organochlorine Pesticides Using Multiphoton Ionization Time-of-Flight Mass Spectrometry Invited International conference

#S. L. Madunil, Tomoko Imasaka, Totaro Imasaka

Symposium on Education and Research for International Collaboration between Kyushu University and National Taiwan Normal University  2018.10 

Phase Lock in Four-Wave Raman Mixing in the Ultraviolet Region International conference

#Yoshifumi Mori, Totaro Imasaka

Conference on Lasers and Electro Optics 2018 (CLEO2018)  2018.5 

hase Lock in Four-Wave Raman Mixing in the Near-Infrared Region International conference

#Yuta Nakano, Totaro Imasaka

Conference on Lasers and Electro Optics 2018 (CLEO2018)  2018.5 

Femtosecond Ionization Mass Spectrometry for Trace Analysis of Environmental Pollutants Adsorbed on Particulate Matter 2.5 International conference

#Yuanyuan Tang, @Adan Li, Tomoko Imasaka, Totaro Imasaka

14th Asian Conference on Analytical Sciences  2018.4 

Multi-Residue Determination of Pesticides by Femtosecond Lasers Ionization Mass spectrometry International conference

#Xixiang Yang, Tomoko Imasaka, Totaro Imasaka

14th Asian Conference on Analytical Sciences  2018.4 

Determination of Nerve Agent Metabolites in Human Urine by Ultraviolet Femtosecond Laser Ionization Mass Spectrometry Using 2-bromomethyl Naphthalene as the Derivatizing Reagent International conference

@Vu Van Son, @Hiroshi Nakamura, Tomoko Imasaka, Totaro Imasaka

14th Asian Conference on Analytical Sciences  2018.4 

Time-Correlated Single Ion Counting in Time-of-Flight Femtosecond-Laser-Ionization Mass Spectrometry International conference

@Tiantian Ju, @Katsunori Yoshinaga, @Hiroshi Nakamura, @Adan Li, Tomoko Imasaka, Totaro Imasaka

14th Asian Conference on Analytical Sciences  2018.4 

Phase Lock in Four-Wave Raman Mixing for the Generation of Ultrashort Optical Pulses- Invited

#Ryu Niigaki, Yuichiro Kida, Totaro Imasaka

Physics of Quantum Electronics (PQE)  2018.1 

レーザーイオン化質量分析計の開発と応用 - 国際共同研究の紹介- Invited

今坂藤太郎

修猷館高等学校出前講義  2017.11 

Femtosecond Ionization Mass Spectrometry: Application for Environmental Pollutants Invited International conference

Totaro Imasaka

Seminar in National Chin-Yi University of Technology  2017.10 

Femtosecond Ionization Mass Spectrometry Invited International conference

Totaro Imasaka

2017 The 3rd International Conference on Inventions  2017.9 

Femtosecond Laser Induced Ionization and Dissociation of Pentachlorobenzene Studied by Time-of-Flight Mass Spectrometry

@Adan Li, @Phan Dinh Thang, Tomoko Imasaka, Totaro Imasaka

2017.9 

Time-Correlated Single Ion Counting in Time-of-Flight Femtosecond-Laser-Ionization Mass Spectrometry

@Tiantian Ju, @Katsunori Yoshinaga, @Hiroshi Nakamura, @Adan Li ,Tomoko Imasaka, Totaro Imasaka

2017.9 

Efficient Generation of Ultrashort High-Order Anti-Stokes Pulses in the DUV – VUV Regions.

第78回 応用物理学会秋季学術講演会  2017.9 

強度深紫外超短光パルスの発生

#中野 雄太、#澁田 新平、今坂 藤太郎

第78回 応用物理学会秋季学術講演会  2017.9 

Ro-Vibrational Revival of a Wave-Packet in Molecular Hydrogen by Three-Color Four-Wave Raman Mixing

@Duong Vu, @Dinh Thang Phan, Totaro Imasaka

2017.9 

Theoretical Calculation of the Elution Order of (+/-)-α-Hexachlorocyclohexane Separated by a Stationary Phase Consisting of Permethylated γ-Cyclodextrin in Gas Chromatography International conference

2017.8 

Femtosecond Ionization Mass Spectrometry –A New Tool for Practical Trace Analysis in Environmental Science and Technology- International conference

2017.8 

レーザー分析 Invited

今坂 藤太郎

化学物質評価研究機構講演会  2017.8 

Laser Ionization Mass Spectrometry -A New Tool for Environmental and Forensic Analysis- Invited International conference

Tomoko Imasaka, Totaro Imasaka

Seminar in Institute of Chemistry in Vietnamese Academy of Science  2017.7 

虹色レーザーの発見と極限超短パルス光の発生への応用 Invited

今坂藤太郎

在京親和会  2017.3 

Femtosecond Ionization Mass Spectrometry: an Advanced Tool for the Analysis of Pollutants, Explosives, and Nerve Agents International conference

#Akifumi Hamachi, Tomoko Imasaka, Totaro Imasaka

The 13th Asian Conference on Analytical Sciences, Asianalysis XIII  2016.12 

超短パルスレーザーイオン化質量分析 Invited

今坂藤太郎

第４回 超高速光エレクトロニクス研究会  2016.11 

Detection of Polychlorinated Biphenyls in Transformer Oils in Vietnam by Femtosecond Laser Ionization Mass Spectrometry Invited International conference

@N. T. H. Lien, @V. Duong, @V. T. T. Duong, T. Imasaka, #Y. Tang, #S. Shibuta, #A. Hamachi, @D. Q. Hoa, T. Imasaka

The 9th International Conference on Photonics and Applications (ICPA-9)  2016.6 

An Ultraviolet Femtosecond Laser for Multiphoton Ionization in Mass Spectrometry Invited International conference

#Takuya Fujii, Tomoko Imasaka, Totaro Imasaka

The Asia Pacific Physics Conference and 22nd Australian Institute of Physics Congress (APPC-AIP Congress 2016)  2016.12 

Generation of Sub-Cycle Optical Pulses via Four-Wave Raman Mixing Invited International conference

#Yuta Nakano, Totaro Imasaka

The Asia Pacific Physics Conference and 22nd Australian Institute of Physics Congress (APPC-AIP Congress 2016)  2016.12 

Efficient Nonresonant Multiphoton Ionization in the Femtosecond Region International conference

#Akifumi Hamachi, #Hiroaki Kouno, Tomoko Imasaka, Totaro Imasaka

The Asia Pacific Physics Conference and 22nd Australian Institute of Physics Congress (APPC-AIP Congress 2016)  2016.12 

虹色レーザー “Rainbow Stars”の発見とその応用 Invited

今坂藤太郎

修猷館高校出前講義  2016.11 

Study on Internal Standards in the Analysis of Dioxin-like Compounds by Chromatography/Multiphoton Ionization/Mass Spectrometry

2016.9 

多光子イオン化質量分析法を用いるニトロ多環芳香族炭化水素の還元計測

#藤井卓也、今坂智子、今坂藤太郎

日本分析化学会第62年会  2016.9 

水素の四光波混合に基づく近赤外～可視領域におけるサブサイクル光パルスの発生

#中野 雄太、今坂 藤太郎

第77回応用物理学会秋季学術講演会  2016.9 

Generation of Vacuum Ultraviolet Femtosecond Pulses by Four-wave Raman Mixing under Three-color Pump Beam Configuration International conference

@Duong Vu1, @Nguyen Trong Nghia, Totaro Imasaka

Conference on Lasers and Electro Optics 2016 (CLEO2016)  2016.7 

Femtosecond Laser Ionization in Mass Spectrometry and its Application to Trace Analysis of Allergy Substances in Fragrances Invited

#Shinpei Shibuta, Tomoko Imasaka, Totaro Imasaka

Seminar of the Joint Mass Spectrometry Centre, the Virtual Helmholtz Institute HICE-Aerosols & Health  2016.6 

Determination of Allergy Substances in Fragrance by Capillary Gas Chromatography / Laser Ionization Mass Spectrometry Using a Femtosecond Laser as an Ionization Source International conference