| 1. |
Mayumi Etou, Mamoru Iwasaki, Yutaka Tsuji, Yoshihiro Okaue, Takanori Inoue, Takushi Yokoyama, Removal of Silicic Acid from Feed Water Using a Tiron Combined Anion Exchange Resin Column, Journal of Chemical Engineering of Japan, 56, 1, 2197003, 2023.12. |
| 2. |
Mayumi Etou, Toshifumi Taketatsu, Yoshihiro Okaue, Takanori Inoue, Takushi Yokoyama, Complexation between aluminum ion and glycolic acid under acidic condition, Journal of Solution Chemistry, 52, 11, 1318-1328, 2023.11. |
| 3. |
Daisuke Kawamotoa, Yui Yamanishi, Hironori Ohashi, Kotaro Yonezu, Tetsuo Honma, Takeharu Sugiyama, Yasuhiro Kobayashi, Yoshihiro Okaue, Akane Miyazaki, Takushi Yokoyama, A new and practical Se(IV) removal method using Fe3+ type cation
exchange resin, Journal of Hazardous Materials, 378, 120593, 2019.10. |
| 4. |
Hiroaki Ando, Daisuke Kawamoto, Hironori Ohashi, Tetsuo Honma, Tamao Ishida, Yoshihiro Okaue, Makoto Tokunaga, Takushi Yokoyama, Adsorption Behavior of Au(III) Complex Ion on Nickel Carbonate and Nickel Hydroxide, Colloids and Surfaces A, 537, 383-389, 2018.01. |
| 5. |
Sabita Aacharya, Naren Gaowa, Hironori Ohashi, Daisuke Kawamoto, Tetsuo Honma, Yoshihiro Okaue, Takushi Yokoyama, Adsorption behaviour of Arsenic to an isolated ferric ion combined on chelate resin, Bulletin of the Chemical Society of Japan, 90, 12, 1372-1374, 2017.12. |
| 6. |
Effect of polyacrylic acid on polymerization and deposition of silicic acid in geothermal water : A case study at Takigami geothermal power plant, Oita Prefecture. |
| 7. |
Daisuke Kawamoto, Hiroaki Ando, Hironori Ohashi, Yasuhiro Kobayashi, Tetsuo Honma, Tamao Ishida, Makoto Tokunaga, Yoshihiro Okaue, Takushi Yokoyama, Satoshi Utsunomiya, Structure of a Gold(III) Hydroxide and Determination of Its Solubility, Bulletin of the Chemical Society of Japan, 89, 11, 1385-1390, 2016.11. |
| 8. |
Mamiko Maeno, Hironori Ohashi, KOTARO YONEZU, Akane Miyazaki, Yoshihiro Okaue, Koichiro Watanabe, Tamao Ishida, Makoto Tokunaga, Takushi Yokoyama, Sorption behavior of the Pt(II) complex anion on manganese dioxide (δ-MnO2): A model reaction to elucidate the mechanism by which Pt is concentrated into a marine ferromanganese crust, Mineralium Deposita, 51, 2, 211-218, 2016.02. |
| 9. |
AACHARYA SABITA, KOTARO YONEZU, Naren Gaowa, Yoshihiro Okaue, Koichiro Watanabe, Takushi Yokoyama, Formation of Iron(III) oxyhydroxy sulfate mineral and mobilization of arsenic during oxidative decomposition of a natural pyrite (FeS2), International Journal of Global Science Research, 2, ３, 145-151, 2015.04. |
| 10. |
Shuqin Bai, Haorong Mu, Gaowa Naren, Yoshihiro Okaue, Takushi Yokoyama, Kinetic study of silica dissolution in aqueous solutions of aromatic organic electrolytes, Colloids and Surfaces A, 461, 220-224, 2014.11. |
| 11. |
Mayumi Etou, Yutaka Tsuji, Kenji Somiya, Yoshihiro Okaue, Takushi Yokoyama, The dissolution of amorphous silica in the presence of tropolone under acidic conditions, Clays and Clay Minerals, 62, 3, 235-242, 2014.06. |
| 12. |
Tsutomu Kurisaki, Mayumi Etou, Yoshihiro Okaue, Hisanobu Wakita, Takushi Yokoyama, Acid-base behavior and Al3+ complex formation of synthesized 2,3-dihydroxyterephthalic acid (DHTPA) at pH 3 as a model compound of Inogashira fulvic acid (IFA), Polyhedron, 72, 135-139, 2014.04. |
| 13. |
Shuqin Bai, Gaowa Naren, Michiharu Nakano, Yoshihiro Okaue, Takushi Yokoyama, Effect of polysilicic acid on the precipitation of calcium carbonate, Colloids and Surfaces A, 445, 54-58, 2014.03. |
| 14. |
Experimental Study on the Effect of Polyacrylic Acid on the Growth of Silica Scale. |
| 15. |
Mayumi Etou, Tsutomu Kurisaki, Yoshihiro Okaue, Hisanobu Wakita, Takushi Yokoyama, 13C and 27Al NMR Study of Complexation between Aluminium Ion and Simple Dicarboxylic Acids under an Acidic Condition: New Peak Assignments of 27Al NMR Spectra of Mixed Solutions of Al3+ and Simple Dicarboxylic Acids, Anal. Sci.
, 29, 8, 843-848, 2013.08. |
| 16. |
Gaowa Naren, Hironori OHASHI, Yoshihiro Okaue, Takushi Yokoyama, Adsorption kinetics of silicic acid on akaganeite, Journal of Colloid and Interface Science, 399, 87-91, 2013.06. |
| 17. |
Emi Otsu, Mayumi Etou, Hironori OHASHI, Ikuko Nishida, Shuquin Bai, Yoshihiro Okaue, Takushi Yokoyama, Quantification Method of Size Distribution of Polysilicic Acid in Supersaturated Silicic Acid Solution, Anal. Sci.
, 29, 3, 333-337, 2013.03. |
| 18. |
Gaowa Naren, Akane Miyazaki, Motoyuki Matsuo, Bai Shuqin, KOTARO YONEZU, Yoshihiro Okaue, Takushi Yokoyama, A study on the interaction between ferric ion and silicic acid in hydrosphere: Si-containing ferruginous deposits formed in neutral hot spring waters
, Chin. J. Geochem., 32, 1, 27-34, 2013.03. |
| 19. |
Mayumi Etou, Satoru Hagiwara, Tomoyuki Saito, Hiroaki Noma, Yoshihiro Okaue, Takushi Yokoyama, Chemical Properties of Aluminum Tridecamer Transferred onto Chelating Resin, Soil Sci. Soc. Am. J., 76, 2051-2054, 2012.11. |
| 20. |
Shuqin Bai, Gaowa Naren, Hiroaki Noma, Mayumi Etou, Hironori OHASHI, FUJINO Yasuhiro, Katsumi DOI, Yoshihiro Okaue, Takushi Yokoyama, Silica deposition induced by isolated aluminum ions bound on chelate resin as a model compound of the surface of microbes
, Colloids and Surfaces B, 10.1016/j.colsurfb.2012.02.044, 95, 208-213, 2012.06. |
| 21. |
State Analysis of Au Nanoparticles Supported on NiO. |
| 22. |
Characterization of Gold Nanoparticles Supported on Metal Oxides by X-Ray Absorption Spectroscopy and 197Au Mössbauer Spectroscopy: Detection of Gold Alloy. |
| 23. |
A New Insight of Gel Chromatography for Silicic Acid: A combination with Dynamic Light Scattering. |
| 24. |
Pornthip Parinayok, Mamiko Yamashita, Kotaro Yonezu, Hironori Ohashi, Koichiro Watanabe, Yoshihiro Okaue, Takushi Yokoyama, Interaction of Au(III) and Pt(IV) complex ions with Fe(II) ions as a scavenging and a reducing agent: A basic study on the recovery of Au and Pt by a chemical method, Journal of Colloid and Interface Science, 364, 1, 272-275, 364(1), 272-275, 2011.12. |
| 25. |
Ikuko Nishida, Yoshihiro Okaue, Takushi Yokoyama, The inhibition abilities of multifunctional polyelectrolytes for silica scale formation in cooling water systems: Role of the nonionic functional group, Journal of Colloid and Interface Science, 360, 1, 110-116, 360(1), 110-116, 2011.08. |
| 26. |
The Effect of Organic Compounds on Si Concentration in Soil Solution - the Comparision of Poly(N-vinylpyrrolidone) and N-methyl-2-pyrrolidone ̶. |
| 27. |
Shuqin Bai, Yutaka Tsuji, Yoshihiro Okaue, Takushi Yokoyama, Complexation of Silicic Acid with Tiron in Aqueous Solution under Near Natural Condition, Journal of Solution Chemistry, 40, 2, 348-356, 2011.02. |
| 28. |
Mayumi Etou, Yuka Masaki, Yutaka Tsuji, Tomoyuki Saito, Shuqin Bai, Ikuko Nishida, Yoshihiro Okaue, Takushi Yokoyama, Interaction between Al3+ and Acrylic Acid and Polyacrylic Acid in Acidic Aqueous Solution: A Model Experiment for the Behavior of Al3+ in Acidified Soil Solution, Analytical Sciences, 27, 1, 111-115, 2011.01. |
| 29. |
Gaowa Naren, Ikuko Nishida, Yuuki Shimada, Yutaka Tsuji, Shuqin Bai, Yoshihiro Okaue, Takushi Yokoyama, Formation of a silicato complex of zinc in aqueous solution and its accelerating effect on the formation of silica scales in cooling water systems, Journal of Colloid and Interface Science, 353, 1, 331-334, 2011.01. |
| 30. |
Ikuko Nishida, Yoshihiro Okaue, Takushi Yokoyama, Effects of Adsorption Conformation on the Dispersion of Aluminum Hydroxide Particles by Multifunctional Polyelectrolytes, Langmuir, 26, 14, 11663-11669, 2010.07. |
| 31. |
Rare Earth Elements in the Silica Scales from Geothermal Water. |
| 32. |
Shuqin Bai, Yoshihiro Okaue, Takushi Yokoyama, Depolymerization of polysilicic acid by tiron, Polymer Degradation and Stability, 94, 10, 1795-1799, 2009.10. |
| 33. |
Akira Etou, Shuqin Bai, Tomoyuki Saito, Hiroaki Noma, Yoshihiro Okaue, Takushi Yokoyama, Formation conditions and stability of a toxic tridecameric Al polymer under a soil environment, Journal of Colloid and Interface Science, 337, 2, 606-609, 2009.09. |
| 34. |
Ikuko Nishida, Yuuki Shimada, Tomoyuki Saito, Yoshihiro Okaue, Takushi Yokoyama, Effect of aluminum on the deposition of silica scales in cooling water systems, Journal of Colloid and Interface Science, 335, 1, 18-23, 2009.07. |
| 35. |
Shuqin Bai, Shinji Urabe, Yoshihiro Okaue, Takushi Yokoyama, Acceleration effect of sulfate ion on the dissolution of amorphous silica, Journal of Colloid and Interface Science, 331, 2, 551-554, 2009.03. |
| 36. |
Formation of gold nanoparticles by coprecipitation with manganese(II) hydroxide and dissolution of the gold nanoparticles by hydrochloric acid. |
| 37. |
Shuqin Bai, Yutaka Tsuji, Yoshihiro Okaue, Takushi Yokoyama, First Detection of A Silicic Acid Complex with A Catechol Derivative under Natural Conditions, Chemistry Letters, 37(11), 1168-1169 , 2008.11. |
| 38. |
Mamiko Yamashita, Hironori Ohashi, Yasuhiro Kobayashi, Yoshihiro Okaue, Tsutomu Kurisaki, Hisanobu Wakita, Takushi Yokoyama, Coprecipitation of gold(III) complex ions with manganese(II) hydroxide and their stoichiometric reduction to atomic gold (Au(0)): Analysis by Mössbauer spectroscopy and XPS, Journal of Colloid and Interface Science, 319(1), 25-29 , 2008.03. |
| 39. |
Kotaro Yonezu, Takushi Yokoyama, Yoshihiro Okaue, Akira Imai, Koichiro Watanabe, Concentration of Gold(I) Thiosulfate Complex Ions on the Surface of Alumina Gel and their Change in Chemical State: Preliminary Experiment in the Elucidation of the Formation Mechanism of Epithermal Gold Deposits, Resource Geology, 57(4), 400-408, 2007.12. |
| 40. |
Undiscovered Chemistry for Silicic Acid in Rice Plant. |
| 41. |
Coprecipitation of Au(III) complex ions with iron(III) hydroxide and their spontaneous reduction. -Application to recovery of gold from the wastes of electronic products-. |
| 42. |
Detection of Aluminum-Citrate-Phosphate Ternary Complexes in Aqueous Solution by 27Al and 31P NMR . |
| 43. |
Relationship between Chemical Properties of Rain Water and Concentration of Copper Ion Dissolved from Copper Roof in Fukuoka Prefecture. |
| 44. |
The Effect of Sulfate, Sulfite and Thiosulfate Anions on the Dissolution of Amorphous Silica in Aqueous Solution. |
| 45. |
Effect of Sodium Sulfite on the Dissolution of Amorphous Silica in Aqueous Solution. |
| 46. |
Hironori OHASHI, Hiroyuki EZOE, Yoshihiro OKAUE, Yasuhiro KOBAYASHI, Shuji MATSUO, Tsutomu KURISAKI, Akane MIYAZAKI, Hisanobu WAKITA, Takushi YOKOYAMA, The Effect of UV Irradiation on the Reduction of Au(III) Ions Adsorbed on Manganese Dioxide, Analytical Sciences, 10.2116/analsci.21.789, 21, 7, 789-793, 21(7), 789-793, 2005.07. |
| 47. |
Dissolution of Copper Roof by Acid Rain
−Behavior of Dissolved Copper Ion in Soil Layers−. |
| 48. |
Reduction Behavior of Au(III) Complex Ions Adsorbed on the Surface of Manganese Oxide: XPS Study. |
| 49. |
Yoshinobu Aramaki, Takushi Yokoyama, Yoshihiro Okaue, Akira Imai, Koichiro Watanabe, A Study on the Formation of Smectite in Silica Scales Precipitated from Geothermal Water: The Effect of Magnesium, Resource Geol., 10.1111/j.1751-3928.2005.tb00248.x, 55, 3, 281-284, 55(3), 281-284, 2005.01. |
| 50. |
Yoshinobu Aramaki, Takushi Yokoyama, Yoshihiro Okaue, Koichiro Watanabe, Chemical adsorption of silicic acid to aluminum combined with cation exchange and chelate resins as model compounds of the surface of microbes, Chemical Geol., 10.1016/j.chemgeo.2004.08.023, 212, 3-4, 339-349, 212(3-4), 339-349, 2004.12. |
| 51. |
Crown Ether Complexes for Rare Earth(III) Nitrates with Metal:Ligand Ratio of 2:3. |
| 52. |
Makoto Aihara, Sayaka Shimokawa, Yoshie Takeuchi, Fudeko Tanaka, Takushi Yokoyama, Yoshihiro Okaue, Analysis of Results of Acid Precipitation Survey in Fukuoka Prefecture, 福岡女子大学人間環境学部紀要, 35, 63-68, 2004.03. |
| 53. |
Shuji Matsuo, Taiga Tsukamoto, Aki Kamigaki, Yoshihiro Okaue, Takushi Yokoyama, Hisanobu Wakita, X-ray Absorption Spectroscopic Study on Gold Particles Formed on Titania and Alumina, X-ray Spectrom., 10.1002/xrs.632, 32, 2, 158-160, 32(2), 158-160, 2003.01. |
| 54. |
Akiko Uchida, Takushi Yokoyama, Yoshinobu Motomura, Akane Miyazaki, Yoshihiro Okaue, Koichiro Watanabe, Eiji Izawa, Role of Iron(III) and Aluminum Hydroxides in Concentration/reduction of Au(III) Complexes, Resource Geol., 10.1111/j.1751-3928.2002.tb00132.x, 52, 3, 223-230, 52(3), 223-230, 2002.01. |
| 55. |
Riichi Sasamori, Yoshihiro Okaue, Toshiyuki Isobe, Yoshihisa Matsuda, Stabilization of Atomic Hydrogen in Both Solution and Crystal at Room Temperature, Science, 10.1126/science.265.5179.1691, 265, 5179, 1691-1693, 265, 1691-1693, 1994.01. |
| 56. |
Nobuyuki Haraguchi, Yoshihiro Okaue, Toshiyuki Isobe, Yoshihisa Matsuda, Stabilization of Tetravalent Cerium upon Coordination of Unsaturated Heteropolytungstate Anions, Inorg. Chem., 10.1021/ic00084a008, 33, 6, 1015-1020, 33(6), 1015-1020, 1994.01. |
