Kyushu University Academic Staff Educational and Research Activities Database
List of Papers
George Hasegawa Last modified date:2019.09.18

Assistant Professor / Department of Applied Chemistry / Faculty of Engineering


Papers
1. George Hasegawa, Kei Kawahara, Kazunari Shima, Miki Inada, Naoya Enomoto, Katsuro Hayashi, Characterization of AX Compound Derived from Ti2SC MAX Phase, European Journal of Inorganic Chemistry, 2019, 2312-2317, 2019.05.
2. He Wang, George Hasegawa, Yuto Akiyama, Takahisa Yamamoto, Atsushi Inoishi, Hirofumi Akamatsu, Miki Inada, Tatsuki Ishihara, Katsuro Hayashi, A Highly Conductive Na3V2(PO4)3 Ceramic Sheet Prepared by Tape-casting Method, Electrochimica Acta, 305, 197-203, 2019.05.
3. Yasuhiro Uchida, George Hasegawa, Kazunari Shima, Miki Inada, Naoya Enomoto, Hirofumi Akamatsu, Katsuro Hayashi, Insights into Sodium-ion Transfer at Na/NASICON Interface Improved by Uniaxial Compression, ACS Applied Energy Materials, 2, 2913-2920, 2019.04.
4. George Hasegawa, Moeko Tanaka, Junie Jhon M. Vequizo, Akira Yamakata, Hajime Hojo, Makoto Kobayashi, Masato Kakihana, Miki Inada, Hirofumi Akamatsu, Katsuro Hayashi, Sodium titanium oxide bronze nanoparticles synthesized via concurrent reduction and Na+-doping into TiO2(B), Nanoscale, 11, 1442-1450, 2019.01.
5. George Hasegawa, Shizuka Moriya, Miki Inada, Masaaki Kitano, Masaaki Okunaka, Takahisa Yamamoto, Yuko Matsukawa, Kazuma Nishimi, Kazunari Shima, Naoya Enomoto, Satoru Matsuishi, Hideo Hosono, Katsuro Hayashi, Topotactic Synthesis of Mesoporous 12CaO 7Al2O3 Mesocrystalline Microcubes toward Catalytic Ammonia Synthesis, Chemistry of Materials, 30, 4498-4502, 2018.07, Topotactic conversion route from the hydrogarnet precursor provides mesoporous 12CaO·7Al2O3 (C12A7) mesocrystalline microcubes with high surface area. Mechanism for the cubic morphology with a single-crystal nature and the mesopore formation has been investigated in detail. The Ru-loaded mesoporous C12A7 microcubes deliver a fairly high potential as a heterogeneous catalyst for ammonia synthesis under ambient pressure..
6. Keisuke Okubo, He Wang, Katsuro Hayashi, Miki Inada, Naoya Enomoto, George Hasegawa, Takashi Osawa, Hitoshi Takamura, A Dense NASICON Sheet Prepared by Tape-Casting and Low Temperature Sintering, Electrochimica Acta, 278, 176-181, 2018.05.
7. He Wang, Keisuke Okubo, Miki Inada, George Hasegawa, Naoya Enomoto, Katsuro Hayashi, Low Temperature-Densified NASICON-based Ceramics Promoted by Na2O-Nb2O5-P2O5 Glass Additives and Spark Plasma Sintering, Solid State Ionics, 322, 54-60, 2018.05.
8. Yang Zhu, George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Comprehensive Studies on Phosphoric Acid Treatment of Porous Titania Toward Titanium Phosphate and Pyrophosphate Monoliths with Pore Hierarchy and Nanostructured Pore Surface, Inorganic Chemistry Frontiers, 5, 1397-1404, 2018.04.
9. George Hasegawa, Yang Zhu, Kazuyoshi Kanamori, Tsutomu Kiyomura, Hiroki Kurata, Katsuro Hayashi, Kazuki Nakanishi, Nanostructured titanium phosphates prepared via hydrothermal reaction and their electrochemical Li- and Na-ion intercalation properties, CRYSTENGCOMM, 10.1039/c7ce01123g, 19, 31, 4551-4560, 2017.08.
10. George Hasegawa, Taiyo Shimizu, Kazuyoshi Kanamori, Ayaka Maeno, Hironori Kaji, Kazuki Nakanishi, Highly Flexible Hybrid Polymer Aerogels and Xerogels Based on Resorcinol-Formaldehyde with Enhanced Elastic Stiffness and Recoverability: Insights into the Origin of Their Mechanical Properties, Chemistry of Materials, 10.1021/acs.chemmater.6b04706, 29, 2122-2134, 2017.03.
11. Yang Zhu, Takahiro Nakanishi, Kazuyoshi Kanamori, Kazuki Nakanishi, Shun Ichii, Kohji Iwaida, Yu Masui, Toshiyuki Kamei, Toyoshi Shimada, Akihito Kumamoto, Yumi H. Ikuhara, Mina Jeon, George Hasegawa, Masamoto Tafu, Chang Won Yoon, Tewodros Asefa, Amine/Hydrido Bifunctional Nanoporous Silica with Small Metal Nanoparticles Made Onsite: Efficient Dehydrogenation Catalyst, ACS Applied Materials & Interfaces, 10.1021/acsami.6b12972, 9, 1, 36-41, 2017.01.
12. George Hasegawa, Kazuyoshi Kanamori, Tsutomu Kiyomura, Hiroki Kurata, Takeshi Abe, Kazuki Nakanishi, Hierarchically Porous Carbon Monoliths Comprising Ordered Mesoporous Nanorod Assemblies for High-Voltage Aqueous Supercapacitors, Chemistry of Materials, 10.1021/acs.chemmater.6b01261, 28, 11, 3944-3950, 2016.06.
13. George Hasegawa, Kazuyoshi Kanamori, Naokatsu Kannari, Jun-ichi Ozaki, Kazuki Nakanishi, Takeshi Abe, Studies on electrochemical sodium storage into hard carbons with binder-free monolithic electrodes, Journal of Power Sources, 10.1016/j.jpowsour.2016.04.013, 318, 41-48, 2016.06.
14. Jelena Popovic, George Hasegawa, Igor Moudrakovski, Joachim Maier, Infiltrated porous oxide monoliths as high lithium transference number electrolytes, Journal of Materials Chemistry A, 10.1039/c6ta01826b, 4, 19, 7135-7140, 2016.05.
15. George Hasegawa, Kazuyoshi Kanamori, Naokatsu Kannari, Jun-ichi Ozaki, Kazuki Nakanishi, Takeshi Abe, Hard Carbon Anodes for Na-Ion Batteries: Toward a Practical Use, ChemElectroChem, 10.1002/celc.201500412, 2, 12, 1917-1920, 2015.12.
16. Yang Zhu, Kei Morisato, George Hasegawa, Nirmalya Moitra, Tsutomu Kiyomura, Hiroki Kurata, Kazuyoshi Kanamori, Kazuki Nakanishi, High-performance liquid chromatography separation of unsaturated organic compounds by a monolithic silica column embedded with silver nanoparticles, Journal of Separation Science, 10.1002/jssc.201500444, 38, 16, 2841-2847, 2015.08.
17. George Hasegawa, Takeru Deguchi, Kazuyoshi Kanamori, Yoji Kobayashi, Hiroshi Kageyama, Takeshi Abe, Kazuki Nakanishi, High-Level Doping of Nitrogen, Phosphorus, and Sulfur into Activated Carbon Monoliths and Their Electrochemical Capacitances, Chemistry of Materials, 10.1021/acs.chemmater.5b01349, 27, 13, 4703-4712, 2015.07.
18. George Hasegawa, Tatsuya Sato, Kazuyoshi Kanamori, Cheng-Jun Sun, Yang Ren, Yoji Kobayashi, Hiroshi Kageyama, Takeshi Abe, Kazuki Nakanishi, Effect of Calcination Conditions on Porous Reduced Titanium Oxides and Oxynitrides via a Preceramic Polymer Route, Inorganic Chemistry, 10.1021/ic502972v, 54, 6, 2802-2808, 2015.03.
19. Gen Hayase, Kazuya Nonomura, George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Ultralow-Density, Transparent, Superamphiphobic Boehmite Nanofiber Aerogels and Their Alumina Derivatives, Chemistry of Materials, 10.1021/cm503993n, 27, 1, 3-5, 2015.01.
20. George Hasegawa, Atsushi Kitada, Shota Kawasaki, Kazuyoshi Kanamori, Kazuki Nakanishi, Yoji Kobayashi, Hiroshi Kageyama, Takeshi Abe, Impact of Electrolyte on Pseudocapacitance and Stability of Porous Titanium Nitride (TiN) Monolithic Electrode, Journal of the Electrochemical Society, 10.1149/2.0491501jes, 162, 1, A77-A85, 2015.01.
21. George Hasegawa, Kazuyoshi Kanamori, Tsutomu Kiyomura, Hiroki Kurata, Kazuki Nakanishi, Takeshi Abe, Hierarchically Porous Li4Ti5O12 Anode Materials for Li- and Na-Ion Batteries: Effects of Nanoarchitectural Design and Temperature Dependence of the Rate Capability, Advanced Energy Materials, 10.1002/aenm.201400730, 5, 1, 2015.01.
22. Nirmalya Moitra, Kazuyoshi Kanamori, Yumi Ikuhara, Xiang Gao, Yang Zhu, George Hasegawa, Kazuyuki Takeda, Toyoshi Shimada, Kazuki Nakanishi, Reduction on reactive pore surfaces as a versatile approach to synthesize monolith-supported metal alloy nanoparticles and their catalytic applications, Journal of Materials Chemistry A, 10.1039/c4ta01767f, 2, 31, 12535-12544, 2014.08.
23. George Hasegawa, Tatsuya Sato, Kazuyoshi Kanamori, Kazuki Nakanishi, Takeshi Abe, Synthesis and electrochemical performance of hierarchically porous N-doped TiO2 for Li-ion batteries, New Journal of Chemistry, 10.1039/c3nj01332d, 38, 4, 1380-1384, 2014.04.
24. Yasuaki Kido, George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Porous chromium-based ceramic monoliths: oxides (Cr2O3), nitrides (CrN), and carbides (Cr3C2), Journal of Materials Chemistry A, 10.1039/c3ta13725b, 2, 3, 745-752, 2014.01.
25. Gen Hayase, Kazuyoshi Kanamori, George Hasegawa, Ayaka Maeno, Hironori Kaji, Kazuki Nakanishi, A superamphiphobic macroporous silicone monolith with marshmallow-like flexibility, Angewandte Chemie-International Edition, 10.1002/anie.201304169, 52, 41, 10788-10791, 2013.10.
26. George Hasegawa, Tatsuya Sato, Kazuyoshi Kanamori, Kohei Nakano, Takeshi Yajima, Yoji Kobayashi, Hiroshi Kageyama, Takeshi Abe, Kazuki Nakanishi, Hierarchically Porous Monoliths Based on N-Doped Reduced Titanium Oxides and Their Electric and Electrochemical Properties, Chemistry of Materials, 10.1021/cm401933a, 25, 17, 3504-3512, 2013.09.
27. George Hasegawa, Mai Sannohe, Yuya Ishihara, Kazuyoshi Kanamori, Kazuki Nakanishi, Takeshi Abe, New Li2FeSiO4-carbon monoliths with controlled macropores: effects of pore properties on electrode performance, Physical Chemistry Chemical Physics, 10.1039/c3cp50352f, 15, 22, 8736-8743, 2013.06.
28. Atsushi Kitada, George Hasegawa, Yoji Kobayashi, Kohei Miyazaki, Takeshi Abe, Kazuyoshi Kanamori, Kazuki Nakanishi, Hiroshi Kageyama, Hierarchically porous monoliths of oxygen-deficient anatase TiO2-x with electronic conductivity, RSC Advances, 10.1039/c3ra40545a, 3, 20, 7205-7208, 2013.05.
29. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Takeshi Abe, New Insights into the Relationship between Micropore Properties, Ionic Sizes, and Electric Double-Layer Capacitance in Monolithic Carbon Electrodes, Journal of Physical Chemistry C, 10.1021/jp309010p, 116, 50, 26197-26203, 2012.12.
30. Atsushi Kitada, George Hasegawa, Yoji Kobayashi, Kazuyoshi Kanamori, Kazuki Nakanishi, Hiroshi Kageyama, Selective Preparation of Macroporous Monoliths of Conductive Titanium Oxides TinO2n-1 (n=2, 3, 4, 6), Journal of the American Chemical Society, 10.1021/ja302083n, 134, 26, 10894-10898, 2012.07.
31. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Facile preparation of macroporous graphitized carbon monoliths from iron-containing resorcinol-formaldehyde gels, Materials Letters, 10.1016/j.matlet.2012.02.069, 76, 1-4, 2012.06.
32. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Pore properties of hierarchically porous carbon monoliths with high surface area obtained from bridged polysilsesquioxanes, Microporous and Mesoporous Materials, 10.1016/j.micromeso.2012.02.001, 155, 265-273, 2012.06.
33. George Hasegawa, Kazuyoshi Kanamori, Norio Ishizuka, Kazuki Nakanishi, New Monolithic Capillary Columns with Well-Defined Macropores Based on Poly(styrene-co-divinylbenzene), ACS Applied Materials & Interfaces, 10.1021/am300552q, 4, 5, 2343-2347, 2012.05.
34. George Hasegawa, Kazuyoshi Kanamori, Yoshihiro Sugawara, Yuichi Ikuhara, Kazuki Nakanishi, Flower-like surface modification of titania materials by lithium hydroxide solution, Journal of Colloid and Interface Science, 10.1016/j.jcis.2012.02.002, 374, 291-296, 2012.05.
35. George Hasegawa, Yuya Ishihara, Kazuyoshi Kanamori, Kohei Miyazaki, Yuki Yamada, Kazuki Nakanishi, Takeshi Abe, Facile Preparation of Monolithic LiFePO4/Carbon Composites with Well-Defined Macropores for a Lithium-Ion Battery, Chemistry of Materials, 10.1021/cm2021438, 23, 23, 5208-5216, 2011.12.
36. George Hasegawa, Kei Morisato, Kazuyoshi Kanamori, Kazuki Nakanishi, New hierarchically porous titania monoliths for chromatographic separation media, Journal of Separation Science, 10.1002/jssc.201100538, 34, 21, 3004-3010, 2011.11.
37. Olim N. Ruzimuradov, George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Preparation of Hierarchically Porous Nanocrystalline CaTiO3, SrTiO3 and BaTiO3 Perovskite Monoliths, Journal of the American Ceramic Society, 10.1111/j.1551-2916.2011.04613.x, 94, 10, 3335-3339, 2011.10.
38. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Sigeru Yamago, Fabrication of highly crosslinked methacrylate-based polymer monoliths with well-defined macropores via living radical polymerization, Polymer, 10.1016/j.polymer.2011.08.028, 52, 21, 4644-4647, 2011.09.
39. Olim N. Ruzimuradov, George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Facile preparation of monolithic magnesium titanates with hierarchical porosity, Journal of the Ceramic Society of Japan, 10.2109/jcersj2.119.440, 119, 1390, 440-444, 2011.06.
40. George Hasegawa, Mami Aoki, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Kiyoharu Tadanaga, Monolithic electrode for electric double-layer capacitors based on macro/meso/microporous S-Containing activated carbon with high surface area, Journal of Materials Chemistry, 10.1039/c0jm03793a, 21, 7, 2060-2063, 2011.02.
41. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Hierarchically porous carbon monoliths with high surface area from bridged polysilsesquioxanes without thermal activation process, Chemical Communications, 10.1039/c0cc02974b, 46, 42, 8037-8039, 2010.11.
42. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Facile Preparation of Hierarchically Porous TiO2 Monoliths, Journal of the American Ceramic Society, 10.1111/j.1551-2916.2010.03831.x, 93, 10, 3110-3115, 2010.10.
43. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Fabrication of activated carbons with well-defined macropores derived from sulfonated poly(divinylbenzene) networks, Carbon, 10.1016/j.carbon.2010.01.019, 48, 6, 1757-1766, 2010.05.
44. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, A New Route to Monolithic Macroporous SiC/C Composites from Biphenylene-bridged Polysilsesquioxane Gels, Chemistry of Materials, 10.1021/cm9034616, 22, 8, 2541-2547, 2010.04.
45. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Facile preparation of transparent monolithic titania gels utilizing a chelating ligand and mineral salts, Journal of Sol-Gel Science and Technology, 10.1007/s10971-009-2056-5, 53, 1, 59-66, 2010.01.
46. Joji Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Macro- and microporous carbon monoliths with high surface areas pyrolyzed from poly(divinylbenzene) networks, Comptes Rendus Chimie, 10.1016/j.crci.2009.04.003, 13, 1-2, 207-211, 2010.01.
47. George Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Fabrication of macroporous silicon carbide ceramics by intramolecular carbothermal reduction of phenyl-bridged polysilsesquioxane, Journal of Materials Chemistry, 10.1039/b913992c, 19, 41, 7716-7720, 2009.11.
48. Joji Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Shigeru Yamago, Rigid Crosslinked Polyacrylamide Monoliths with Well-Defined Macropores Synthesized by Living Polymerization, Macromolecular Rapid Communications, 10.1002/marc.200900066, 30, 12, 986-990, 2009.06.
49. Joji Hasegawa, Kazuyoshi Kanamori, Kazuki Nakanishi, Teiichi Hanada, Shigeru Yamago, Pore Formation in Poly(divinylbenzene) Networks Derived from Organotellurium-Mediated Living Radical Polymerization, Macromolecules, 10.1021/ma802343a, 42, 4, 1270-1277, 2009.02.
50. Kazuyoshi Kanamori, Joji Hasegawa, Kazuki Nakanishi, Teiichi Hanada, Facile Synthesis of Macroporous Cross-Linked Methacrylate Gels by Atom Transfer Radical Polymerization, Macromolecules, 10.1021/ma800563p, 41, 19, 7186-7193, 2008.10.