論文 - 竹口　竜弥

Effect of SnO₂ Deposition Sequence in SnO₂-modified PtRu/C Catalyst Preparation on Catalytic Activity for Methanol Electro-oxidation

Guoxiong Wang, Tatsuya Takeguchi, Yi Zhang, Ernee Noryana Muhamad, Masahiro Sadakane, Shen Ye and Wataru Ueda

J. Electrochem. Soc.   156 ( 7 ) 862 - 869   2009年07月  [査読有り]

学術誌  共著・分担

Water Transport during Ion Conduction in Anion-Exchange and Cation-Exchange Membranes

Toshiro Yamanaka, Tatsuya Takeguchi, Hiroki Takahashi, and Wataru Ueda

J. Electrochem. Soc.   156 ( 7 ) 831 - 835   2009年07月  [査読有り]

学術誌  共著・分担

Influence of Preparation Factors on Ca/P ratio and Surface Basicity of Hydroxyapatite Catalyst

Takashi Tsuchida, Jun Kubo, Tetsuya Yoshioka, Shuji Sakuma, Tatsuya Takeguchi, and Wataru Ueda

J. Jpn. Petrol. Inst.   52 ( 2 ) 51 - 59   2009年05月

学術誌  共著・分担

Characterization of Sulfated Zirconia Prepared Using Reference Catalysts and Application to Several Model Reactions

Hiromi Matsuhashi, Hideo Nakamura, Tatsumi Ishihara, Shinji Iwamoto, Yuichi Kamiya, Junya Kobayashi, Yoshihiro Kubota, Takashi Yamada, Takeshi Matsuda, Koichi Matsushita, Kazuyuki Nakai, Hiroyasu Nishiguchi, Masaru Ogura, Noriyasu Okazaki, Satoshi Sato, Ken-ichi Shimizu, Tetsuya Shishido, Seiji Yamazoe, Tatsuya Takeguchi, Keiichi Tomishige, Hiromi Yamashita, Miki Niwa, and Naonobu Katada

Appl. Catal. A   360   89 - 97   2009年03月  [査読有り]

学術誌  共著・分担

Electrochemical Characteristics of Pd Anode Catalyst Modified with TiO₂ Nanoparticles in Polymer Electrolyte Fuel Cell

Ernee Noryana Muhamad, Tatsuya Takeguchi, Guoxiong Wang, Yuri Anzai, and Wataru Ueda

J. Electrochem. Soc.   156 ( 1 ) 32 - 37   2009年01月  [査読有り]

学術誌  共著・分担

Reaction of Ethanol over Hydroxyapatite Affected by Ca/P Ratio of Catalyst

Takashi Tsuchida, Jun Kubo, Tetsuya Yoshioka, Shuji Sakuma, Tatsuya Takeguchi, and Wataru Ueda

J. Catal,   259 ( 2 ) 183 - 189   2008年10月  [査読有り]

学術誌  共著・分担

The Effect of Modification of PtRu Anode Catalyst with SnO₂ on CO Tolerance

Tatsuya Takeguchi, Guoxiong Wang, Ernee Noryana Muhamad, and Wataru Ueda

ECS Trans.   16 ( 2 ) 713 - 716   2008年10月  [査読有り]

学術誌  共著・分担

Synthesis of Biogasoline from Ethanol over Hydroxyapatite Catalyst

Takashi Tsuchida, Tetsuya Yoshioka, Shuji Sakuma, Tatsuya Takeguchi, and Wataru Ueda

Ind. Eng. Chem. Res.   47 ( 5 ) 1443 - 1452   2008年03月  [査読有り]

学術誌  共著・分担

Preparation and Characterization of CO-tolerant Pt and Pd Anodes Modified with SnO₂ Nanoparticles for PEFC

Tatsuya Takeguchi, Yuri Anzai, Ryuji Kikuchi, Koichi Eguchi, and Wataru Ueda

J. Electrochem. Soc.   154 ( 11 ) 1132 - 1137   2007年11月  [査読有り]

学術誌  共著・分担

n-Butanol Synthesis from Ethanol on Hydroxyapatite

Takashi Tsuchida, Shuji Sakuma, Tatsuya Takeguchi, and Wataru Ueda

Stud. Surf. Sci. Catal.   172   543 - 544   2007年08月  [査読有り]

学術誌  共著・分担

Adsorbed Species on CO Preferential Oxidation in the Presence of H₂S over Ru/Al₂O₃ Catalyst

Hidenobu Wakita, Tatsuya Takeguchi, and Wataru Ueda

Stud. Surf. Sci. Catal.   172   587 - 588   2007年08月  [査読有り]

学術誌  共著・分担

Enhancement of Selectivity for Preferential CO Oxidation over SO₂-pretreated Ru/Al₂O₃ Catalyst by the Presence of Sulfur Compounds

Hidenobu Wakita, Tatsuya Takeguchi, and Wataru Ueda

J. Mol. Catal. A.   268 ( 43832 ) 139 - 147   2007年05月  [査読有り]

学術誌  共著・分担

Mechanistic Investigation of Deactivation of Ru/Al₂O₃ Catalyst for Preferential CO Oxidation in the Presence of NH₃

Hidenobu Wakita, Kunihiro Ukai, Tatsuya Takeguchi, and Wataru Ueda

J. Phys. Chem. C   111 ( 5 ) 2205 - 2211   2007年02月  [査読有り]

学術誌  共著・分担

Direct Synthesis of n-Butanol from Ethanol over Nonstoichiometric Hydroxyapatite

Takeshu Tsuchida, Shuji Sakuma, Tatsuya Takeguchi, and Wataru Ueda

Ind. Eng. Chem. Res.   45 ( 25 ) 8634 - 8642   2006年12月  [査読有り]

学術誌  共著・分担

Development of NO Sorbents Tolerant to Sulfur Oxides

Kohei Yamamoto, Ryuji Kikuchi, Tatsuya Takeguchi, and Koich Eguchi

J. Catal.   238 ( 2 ) 449 - 457   2006年10月  [査読有り]

学術誌  共著・分担

Ru/Al₂O₃触媒を用いたCO選択酸化反応における低濃度NH3による被毒

脇田英延，鵜飼邦弘，竹口竜弥，上田渉

触媒   48 ( 6 ) 439 - 441   2006年09月

学術誌  共著・分担

Effect of Reduction-Oxidation Treatment on the Catalytic Activity over Tin Oxide Supported Platinum Catalysts

Toshiaki Matsui, Takeoh Okanishi, Katsuhiko Fujiwara, Kazuki Tsutsui, Ryuji Kikuchi, Tatsuya Takeguchi, and Koichi Eguchi

Sci. Tech. Adv. Mater.   7 ( 6 ) 524 - 530   2006年09月  [査読有り]

学術誌  共著・分担

Cu系スピネル触媒によるジメチルエーテルの水蒸気改質反応

菊地隆司，霜田直宏，Kajornsak Faungnawakij，田中洋平，竹口竜弥，福永哲也，河島俊一郎，江口浩一

触媒   48 ( 6 ) 458 - 460   2006年09月

学術誌  共著・分担

Synthesis of γ-Ga₂O₃-Al₂O₃ Solid Solutions by the Glycothermal Method

Masaru Takahashi, Noriyuki Inoue, Tatsuya Takeguchi, Shinji Iwamoto, Masashi Inoue, and Tsunenori Watanabe

J. Am. Ceram. Soc.   89 ( 7 ) 2158 - 2166   2006年07月  [査読有り]

学術誌  共著・分担

Deactivation of Ru/Al₂O₃ Catalyst for Preferential CO Oxidation in the Presence of Low-concentration NH₃ by Nitrosyl Species

Hidenobu Wakita, Kunihiro Ukai, Tatsuya Takeguchi, and Wataru Ueda

Chem. Lett.   35 ( 7 ) 734 - 735   2006年07月  [査読有り]

学術誌  共著・分担