坪田年 (Susumu Tsubota) - マイポータル

基本情報

所属: 独立行政法人産業技術総合研究所企画本部

学位: 工学博士

J-GLOBAL ID: 200901002317624493
researchmap会員ID: 0000050518

外部リンク: http://www.aist.go.jp/RESEARCHERDB/cgi-bin/worker_detail.cgi?call=namae&rw_id=S08371935

研究キーワード

触媒化学

研究分野

ナノテク・材料 / 基礎物理化学 /

経歴

学歴

MISC

Gas-phase radical generation by Ti oxide clusters supported on silica: application to the direct epoxidation of propylene to propylene oxide using molecular oxygen as an oxidant

Naoki Mimura, Susumu Tsubota, Kazuhisa Murata, Kyoko K. Bando, Juan J. Bravo-Suarez, Masatake Haruta, S. Ted Oyama

CATALYSIS LETTERS 110(1-2) 47-51 2006年8月
Trimethylamine as a gas-phase promoter: Highly efficient epoxidation of propylene over supported gold catalysts

B Chowdhitry, JJ Bravo-Suarez, M Date, S Tsubota, M Haruta

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 45(3) 412-415 2006年
TEM observations of Au and Ir particles supported on CeO2

T Akita, M Okumura, K Tanaka, M Kohyama, S Tsubota, M Haruta

JOURNAL OF ELECTRON MICROSCOPY 54 I81-I85 2005年9月
Low-temperature activity of Au/CeO2 for water gas shift reaction, and characterization by ADF-STEM, temperature-programmed reaction, and pulse reaction

H Sakurai, T Akita, S Tsubota, M Kiuchi, M Haruta

APPLIED CATALYSIS A-GENERAL 291(1-2) 179-187 2005年9月
Oxidation activity of Au nanoparticles on aerogel supports

Y Tai, Y Ochi, F Ohashi, K Tajiri, J Murakami, M Date, S Tsubota

EUROPEAN PHYSICAL JOURNAL D 34(1-3) 125-128 2005年7月
Transmission electron microscopy observation of the structure of TiO2 nanotube and Au/TiO2 nanotube catalyst

T Akita, M Okumura, K Tanaka, K Ohkuma, M Kohyama, T Koyanagi, M Date, S Tsubota, M Haruta

SURFACE AND INTERFACE ANALYSIS 37(2) 265-269 2005年2月
Site-Selective Deposition of Au Nanoparticles on Au Islands on a HOPG Substrate Using a DNA Based Method

JAPANESE JOURNAL OF APPLIED PHYSICS 44(7B) 5400-5402 2005年
Effect of impurity and pretreatment conditions on the catalytic activity of Au powder for CO oxidation

Y Iizuka, A Kawamoto, K Akita, M Date, S Tsubota, M Okumura, M Haruta

CATALYSIS LETTERS 97(3-4) 203-208 2004年9月
Size and density of Au particles deposited on TiO2 (110)-(1x1) and cross-linked (1x2) surfaces

Y Maeda, T Fujitani, S Tsubota, M Haruta

SURFACE SCIENCE 562(1-3) 1-6 2004年8月
Oxidation of carbon monoxide on Au nanoparticles in titania and titania-coated silica aerogels

Y Tai, J Murakami, K Tajiri, F Ohashi, M Date, S Tsubota

APPLIED CATALYSIS A-GENERAL 268(1-2) 183-187 2004年8月
Vital role of moisture in the catalytic activity of supported gold nanoparticles

M Date, M Okumura, S Tsubota, M Haruta

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 43(16) 2129-2132 2004年4月
Improved long-range order of silicious MCM-41 by gradual heating of synthesis gel

AK Sinha, S Seelan, T Akita, S Tsubota, M Haruta

CHEMISTRY LETTERS 33(3) 266-267 2004年3月
Structural Analyses by TEM of Iridium Deposited on TiO2 Powder and Rutile Single Crystal

AKITA T, OKUMURA M, TANAKA K, TSUBOTA S

JOURNAL OF ELECTRON MICROSCOPY 53(1) 29-35 2004年
Local barrier height of Au nanoparticles on a TiO2 (110)-(1x2) surface

Y Maeda, M Okumura, S Tsubota, M Kohyama, M Haruta

APPLIED SURFACE SCIENCE 222(1-4) 409-414 2004年1月
Separation and on-line concentration of bisphenol A and alkylphenols by micellar electrokinetic chromatography with anionic surfactant

S Takeda, A Omura, K Chayama, H Tsuji, K Fukushi, M Yamane, S Wakida, S Tsubota, S Terabe

JOURNAL OF CHROMATOGRAPHY A 1014(1-2) 103-107 2003年10月
Direct production of hydrogen peroxide from H-2 and O-2 over highly dispersed Au catalysts

M Okumura, Y Kitagawa, K Yamagcuhi, T Akita, S Tsubota, M Haruta

CHEMISTRY LETTERS 32(9) 822-823 2003年9月
Vapor-phase epoxidation of propene over Au/Ti-MCM-41 catalysts: influence of Ti content and Au content

AK Sinha, S Seelan, T Akita, S Tsubota, M Haruta

CATALYSIS LETTERS 85(3-4) 223-228 2003年2月
Vapor phase propylene epoxidation over Au/Ti-MCM-41 catalysts prepared by different Ti incorporation modes

AK Sinha, S Seelan, T Akita, S Tsubota, M Haruta

APPLIED CATALYSIS A-GENERAL 240(1-2) 243-252 2003年2月
Analytical TEM observation of au and ir deposited on rutile TiO2

T Akita, M Okumura, K Tanaka, S Tsubota, M Haruta

JOURNAL OF ELECTRON MICROSCOPY 52(2) 119-124 2003年
Separation and on-line concentration of bisphenol A and alkylphenols by micellar electrokinetic chromatography with cationic surfactant

S Takeda, A Omura, K Chayama, H Tsuji, K Fukushi, M Yamane, S Wakida, S Tsubota, S Terabe

JOURNAL OF CHROMATOGRAPHY A 979(1-2) 425-429 2002年12月

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