Papers - YASUI Takashi

Effects of residual silanol on solid phase extraction of organic compounds to octadecylsilyl silica Reviewed

Satoshi OHMURO, Ryo ISHIZAKI, Masashi TSUKAMOTO, Shizuka NASU, Takashi YASUI, Kazutake TAKADA, Akio YUCHI

Analytical Sciences   2020.10

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Roles of Residual Silanol in Solid Phase Extraction of Copper to Octadecylsilyl Silica in the Presence of Acetylacetone Reviewed

Shizuka NASU, Satoshi OHMURO, Takashi YASUI, Akio YUCHI

Analytical Sciences   2020.01

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Slow, Mid-Saturated Exchanges by Large Anions on Resins due to Increase in Independency of Exchange Sites with Cross-Linking Reviewed

Takuya YONESAKA, Souta YAGI, Takashi YASUI, Akio YUCHI

Analytical Sciences   2019.12

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Effects of Functional Group Density in Stylene-Divinylbenzene Copolymer Phase and Supporting Electrolyte Concentration in Aqueous Phase on Performance of Iminodiacetate-type Chelating Resin in Terms of Contribution of Ion-Exchange Mechnism Reviewed

Hironori IMAEDA, Takashi YASUI, Kazutake TAKADA, Akio YUCHI

Analytical Sciences   2018.07

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Adsorption Kinetics and Thermodynamics of Hydroquinone onto a Polycrystalline Gold Electrode Reviewed International journal

Kumi Naito, Hirokazu Iezaki, Takashi Yasui, Kazutake Takada

Journal of The Electrochemical Society   2018.06

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Language：English   Publishing type：Research paper (international conference proceedings)  

Optical Dissolved Oxygen Sensor Consisting of Microsphere Gel Incorporated with Tris(4,7-diphenyl-1,10-phenanthroline)ruthenium(II) Reviewed

2018.02

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pH-Independent Recognition of Polyhydroxy Compounds by Niobium(V) Porphyrin Complex with Unique Sugar Selectivity Reviewed International journal

T. Doi, N. Kachikawa, T. Yasui, A. Yuchi

Analytical Sciences   2017.12

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Adsorption of Hydroquinone to Polycrystalline Gold Electrode and Its Effect on the Electrochemical Properties Reviewed

K. Naito, Y. Maeda, T. Yasui, K. Takada, A. Yuchi

Journal of The Electrochemical Society   2017.07

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Triphosphate Ion-Selective Electrode Based on Zr-Porphyrin Complex Reviewed International journal

Y. YAGI, S. MASAKI, T. IWATA, D. NAKANE, T. YASUI, A. YUCHI

Analytical Chemistry   2017.04

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Interactions of Anion-Exchange Resins with Polyacrylates in Atmosphere Reviewed

H. TAUCHI, Y. SAKAI, N. OKAWA, H. FAOZIA, G. MIZUGUCHI, T. YASUI, K. TAKADA, A. YUCHI

Analytical Sciences   32   1071 - 1075   2016.10

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Electrochemical Pump Driven by Redox Reaction of Cu2+-Poly(acrylic acid) Gel Reviewed

K. TAKADA, Y.NUMADA, N. YAMAMURA, A. HAYASHI, T. YASUI, A. YUCHI

Journal of The Electrochemical Society   163   E185 - E190   2016.04

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Enhanced retention of chelating reagents in octadecylsilyl silica phase by interaction with residual silanol groups in solid phase extraction of divalent metal ions Reviewed International journal

Satoshi OHMURO, Kan FUJII, Takashi YASUI, Kazutake TAKADA, Akio YUCHI, and Hisao KOKUSEN

Analytical Sciences   2016.03

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.2116/analsci.32.343

Double-side coated electrochemical actuator based on changes in volume of poly(acrylic acid) gel Reviewed

N. Hisamatsu, T. Iida, T. Yasui, K. Takada, A. Yuchi

Sensors and Actuators B   203   289 - 295   2014.07

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DOI： 10.1016/j.snb.2014.06.123

Potential Changes during in situ Formation of Carriers for Cationic Surfactant Ion-Selective Electrodes by Conditioning. Reviewed

Hanifa Faozia, Naoko Itadani, Miki Nomura, Kyouhei Suzuki, Takashi Yasui, Kazutake Takada, Akio Yuchi

Journal of Electroanalytical Chemistry   696   20 - 23   2013.03

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Control of Adsorption/Desorption of Anions Based on Redox of Solid Phase Coated with Cobalt Complexes Reviewed

Bunseki Kagaku   61 ( 3 )   257 - 260   2012.03

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Authorship：Lead author   Language：Japanese   Publishing type：Research paper (scientific journal)  

DOI： 10.2116/bunsekikagaku.61.257

An electrochemical actuator based on reversible changes in volume of poly(acrylic acid) gel induced by quinone redox Reviewed

Kazutake Takada, Tomoya Iida, Yoshitomo Kawanishi, Takashi Yasui, Akio Yuchi

Sensors and Actuators B: Chemical   160   1586 - 1592   2011.09

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DOI： 10.1016/j.snb.2011.09.031

Direct Potentiometry of Polyacrylate with Solid-Membrane Cadmium Ion-Selective Electrode Reviewed

Takanori ICHIKAWA, Takashi YASUI, Kazutake TAKADA, Akio YUCHI

Bunseki Kagaku   58 ( 8 )   749 - 752   2009.08

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DOI： 10.2116/bunsekikagaku.58.749

Potentiometry of Anionic Polyelectrolytes by Quaternary Ammonium Ion-Selective Electrode with Quaternary Ammonium Ion Added as Probe Reviewed

Xiang-Yang ZHENG, Daisaku YANO, Takashi YASUI, Kazutake TAKADA, Akio YUCHI

Electroanalysis   21 ( 17-18 )   2004 - 2009   2009.06

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1002/elan.200904610

Redox Potentials and HPLC Behavior of Cobalt and Iron Complexes with Pyridylazo Compounds Reviewed

Takashi YASUI, Yoko NUNOME, Takashi OHNISHI, Masayo YAMAGUCHI, Saki TAMAMURA, Hiromichi YAMADA, Akio YUCHI

Analytical Sciences   24 ( 12 )   1575 - 1580   2008.12

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DOI： 10.2116/analsci.24.1575

Selectively Enhanced Retention of Neutral Iron(II) Complex in RP-LC with o- Hydroxy Pyrimidylazo Compounds as Precolumn Derivatizing Reagent Reviewed

Takashi YASUI, Yoshiyuki MIZUNO, Kuroudo MAEDA, Hiromichi YAMADA, Akio YUCHI

Chromatographia   68 ( 5-6 )   387 - 391   2008.09

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1365/s10337-008-0724-1

Liquid-Liquid Extraction and Liquid Chromatographic Studies on Interactions of Inorganic Anions with Coordinatively Unsaturated Copper(II) Complexes of Heterocyclic Azo Compounds Reviewed

Takashi YASUI, Yuki KASHIHARA, Fumiko MIYAKE, Seiko SUGITANI, Hiromichi YAMADA, Akio YUCHI

Analytical Sciences   24 ( 8 )   993 - 997   2008.08

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DOI： 10.2116/analsci.24.993

Bidentate and Tridentate Heterocyclic Azo Compounds Having Long Alkyl Chains as Coating Reagents for Ion Chromatography of Manganese, Zinc, and Cadmium Ions Reviewed

Takashi YASUI, Nozomu KOMATSU, Kazuki EGAMI, Hiromichi YAMADA, Akio YUCHI

Analytical Sciences   23 ( 8 )   1011 - 1014   2007.08

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DOI： doi:10.2116/analsci.23.1011

Metathesis Reaction between Hydroxo(tetraphenylporphinato)indium and Tetraphenylborate by Two-phase Reaction: Implication to Liquid Membrane Anion Selective Electrode Reviewed

Toshiyuki BABA, Yoshio KANEGAWA, Takashi YASUI, Kazutake TAKADA, Akio YUCHI

Chemistry Letters   36 ( 7 )   946 - 947   2007.07

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DOI： 10.1246/cl.2007.946

Utility of 1-Octanol/Octane Mixed Solvents for the Solvent Extraction of Aluminum(III), Gallium(III), and Indium(III) with 8-Quinolinol Reviewed

Hiromichi YAMADA, Hiroyuki HAYASHI, Takashi YASUI

Analytical Sciences   22 ( 3 )   371 - 376   2006.03

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DOI： 10.2116/analsci.22.371

Performance of germanium(IV) complexes as anionophore Reviewed

Hiroshige UNO, Takashi SUZUKI, Yasumasa GOTO, Shinsuke ITHO, Takashi YASUI, Akio YUCHI

Bunseki Kagaku   53 ( 9 )   1035 - 1038   2004.09

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DOI： 10.2116/bunsekikagaku.53.1035

Solvation Effect on 8-Quinolinol Molecule and Ion-pair Formation of 8-Quinolinolium Cation with Some Inorganic Anions in the Partition of 8-Quinolinol between 1-Octanol and Water Reviewed

Hiromichi YAMADA, Hiroyuki HAYASHI, Shoji SUZUKI, Takashi YASUI

Solvent Extraction Reseach and Development   11   111 - 119   2004.04

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Retention properties of nitro derivatives of pyridylazo naphthol and their metal complexes in RP-HPLC Reviewed

Takashi YASUI, Takashi OHNISHI, Yoshiyuki MIZUNO, Nayumi OHATA, Hiromichi YAMADA

Bunseki Kagaku   52 ( 12 )   1121 - 1129   2003.12

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DOI： 10.2116/bunsekikagaku.52.1121

Solvent extraction mechanism of 2-(2-pyridylazo)-1-naphthol-4-sulfonate and its divalent metal complex anions with tetrabutylammonium cation using 1-nonanol/octane mixed solvents Reviewed

Takahiro UCIDA, Takashi YASUI, Tetsuyoshi NAITO, Hiromichi YAMADA

Bunseki Kagaku   52 ( 9 )   731 - 739   2003.09

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DOI： 10.2116/bunsekikagaku.52.731

Unique Retention Properties of Metal Chelates with 1-(2-Pyridylazo)- and 1-(2-Thiazolylazo)-2-naphthol-7-sulfonic Acids in RP-IP-HPLC Reviewed

Takashi YASUI, Hiroshi NIWA, Yukiyo NIWA, Hiromchi YAMADA, Hiroko WADA

ITE Letters on Batteries, New Technologies & Medicine   2 ( 2 )   51 - 58   2001.04

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Determination of Formation and Partition Constants of Ion Associates in Extraction of Cationic Cobalt(III) Complexes with Pyridylazo Compounds Reviewed

Takashi YASUI, Fumiko MIYAKE, Hiromichi YAMADA

Analytical Sciences   17   i1349 - i1352   2001.04

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Separation and Simultaneous Determination of Cobalt, Nickel and Copper with 2-(4-Methyl-2-quinolylazo)-5-diethylaminophenol by Reversed-Phase High-Performance Liquid Chromatography Reviewed

Hiroshi NIWA, Takashi YASUI, Tomosuke ISHIZUKI, Akio YUCHI, Hiromichi YAMADA, Hiroko WADA

Talanta   45 ( 2 )   349 - 355   1997.12

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DOI： 10.1016/S0039-9140(97)00135-5

Use of 2-Quinolylazo Compounds for the Revesed-Phase High-Performance Liquid Chromatographic Separation of Metal Ions Reviewed

Hiroshi NIWA, Takashi YASUI, Akio YUCHI, Hiromichi YAMADA, Hiroko WADA

Journal of Chromatography A   789 ( 1-2 )   491 - 496   1997.11

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DOI： 10.1016/S0021-9673(97)00792-9

Retention Behavior of Anionic Complexes of Cobalt(III) in Reversed-Phase HPLC. Importance of Local Charge Distribution within the Complex Reviewed

Hiroshi NIWA, Takashi YASUI, Akio YUCHI, Hiromichi YAMADA, Hiroko WADA

Analytical Sciences   13 ( 4 )   643 - 645   1997.04

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DOI： 10.2116/analsci.13.643

Reversed-Phase Ion-Pair High-Performance Liquid Chromatography of Metal Chelates with Sulfonated 2-(2-Pyridylazo)-1-naphthols. Positional Effect of Sulfonate Group Reviewed

Hiroshi NIWA, Takashi YASUI, Akio YUCHI, Hiromichi YAMADA, Hiroko WADA

Analytical Sciences   13 ( 1 )   137 - 140   1997.01

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DOI： 10.2116/analsci.13.137

Reversed-Phase High-Performance Liquid Chromatographic Behaviour of Some Metal 1-(2-Pyridylazo)-2-naphthol Chelates Reviewed

Takashi YASUI, Akio YUCHI, Hiromchi YAMADA, Hiroko WADA

Journal of Chromatography A   659 ( 2 )   359 - 365   1994.01

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DOI： 10.1016/0021-9673(94)85078-X

Ion Chromatography of Alkaline Earth and Heavy Metal Ions by On-Column Derivatization with Bisazochromotropic Acid Reviewed

Hiroko WADA, Muneyoshi MATSUSHITA, Takashi YASUI, Akio YUCHI, Hiromichi YAMADA, Genkichi NAKAGAWA, Chizuko OHTSUKA

Journal of Chromatography A   657 ( 1 )   87 - 93   1993.12

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DOI： 10.1016/0021-9673(93)83038-T

Complexation Equilibria and Fluorescent Properties of Chelating Reagents Derived from Ethylene Glycol Bis(b-aminoethyleter)-N,N,N',N'-tetraacetic Acid Reviewed

Akio YUCHI, Atsushi TANAKA, Manabu HIRAI, Takashi YASUI, Hiroko WADA, Genkichi NAKAGAWA

Bulletin of the Chemical Society of Japan   66 ( 11 )   3377 - 3381   1993.11

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DOI： 10.1246/bcsj.66.3377

Reversed-Phase High-Performance Liquid Chromatography of Several Metal-8-quinolinethiol complexes Reviewed

Takashi YASUI, Akio YUCHI, Hiroko WADA, Genkichi NAKAGAWA

Journal of Chromatography A   596 ( 1 )   73 - 78   1992.04

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DOI： 10.1016/0021-9673(92)80204-8

Crystal Structure of Diquinolyl-8,8'-disulfide Reviewed

Akio YUCHI, Motoo SHIRO, Takashi YASUI

Analytical Sciences   6 ( 6 )   923 - 924   1990.12

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DOI： 10.2116/analsci.6.923