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1

Semiconductor-sensitized solar cells based on nanocrystalline In2S3/In2O3 thin film electrodes

Kohjiro Hara, Kazuhiro Sayama, Hironori Arakawa

Journal:

Solar Energy Materials and Solar Cells

Year:

2000

Language:

english

File:

PDF, 125 KB

english, 2000

2

Highly efficient photon-to-electron conversion with mercurochrome-sensitized nanoporous oxide semiconductor solar cells

Kohjiro Hara, Takaro Horiguchi, Tohru Kinoshita, Kazuhiro Sayama, Hideki Sugihara, Hironori Arakawa

Journal:

Solar Energy Materials and Solar Cells

Year:

2000

Language:

english

File:

PDF, 567 KB

english, 2000

3

Photoelectrochemical Properties of a Porous Nb 2 O 5 Electrode Sensitized by a Ruthenium Dye

Sayama, Kazuhiro, Sugihara, Hideki, Arakawa, Hironori

Journal:

Chemistry of Materials

Year:

1998

Language:

english

File:

PDF, 147 KB

english, 1998

4

Photosensitization of a porous TiO2 electrode with merocyanine dyes containing a carboxyl group and a long alkyl chain

Sayama, Kazuhiro, Hara, Kohjiro, Sugihara, Hideki, Arakawa, Hironori, Mori, Nahoko, Satsuki, Makoto, Suga, Sadaharu, Tsukagoshi, Shingo, Abe, Yoshimoto

Journal:

Chemical Communications

Year:

2000

Language:

english

File:

PDF, 109 KB

english, 2000

5

Alcohol synthesis by catalytic hydrogenation of CO2 over Rh–Co/SiO2

Hitoshi Kusama, Kiyomi Okabe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Applied Organometallic Chemistry

Year:

2000

Language:

english

File:

PDF, 53 KB

english, 2000

6

ChemInform Abstract: Direct Splitting of Water under Visible Light Irradiation with an Oxide Semiconductor Photocatalyst.

Zhigang Zou, Jinhua Ye, Kazuhiro Sayama, Hironori Arakawa

Journal:

Year:

2002

File:

PDF, 35 KB

2002

7

Novel Polyene Dyes for Highly Efficient Dye-Sensitized Solar Cells

Kohjiro Hara, Mitsuhiko Kurashige, Shunichiro Ito, Akira Shinpo, Sadaharu Suga, Kazuhiro Sayama, Hironori Arakawa

Journal:

Year:

2003

File:

PDF, 86 KB

2003

8

Photoelectrochemical Decomposition of Water on Nanocrystalline BiVO4 Film Electrodes under Visible Light.

Kazuhiro Sayama, Atsushi Nomura, Zhigang Zou, Ryu Abe, Yoshimoto Abe, Hironori Arakawa

Journal:

Year:

2004

File:

PDF, 62 KB

2004

9

Novel and Efficient Organic Liquid Electrolytes for Dye-Sensitized Solar Cells Based on a Ru(II) Terpyridyl Complex Photosensitizer.

Kohjiro Hara, Takeshi Nishikawa, Kazuhiro Sayama, Kenichi Aika, Hironori Arakawa

Journal:

Year:

2004

File:

PDF, 57 KB

2004

10

Photocatalytic Water Splitting into H2 and O2 over Ln3TaO7 and Ln3NbO7 (Ln: Y, Yb, Gd, La): Effect of Crystal Structure on Photocatalytic Activity.

Ryu Abe, Masanobu Higashi, Zhigang Zou, Kazuhiro Sayama, Yoshimoto Abe, Hironori Arakawa

Journal:

Year:

2004

File:

PDF, 61 KB

2004

11

Analysis of coumarin and its glycosidically bound precursor in Japanese green tea having sweet-herbaceous odour

Ziyin Yang, Tomomi Kinoshita, Aya Tanida, Hironori Sayama, Akio Morita, Naoharu Watanabe

Journal:

Year:

2009

Language:

english

File:

PDF, 294 KB

english, 2009

12

CO2 hydrogenation to ethanol over promoted Rh/SiO2 catalysts

Hitoshi Kusama, Kiyomi Okabe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Catalysis Today

Year:

1996

Language:

english

File:

PDF, 519 KB

english, 1996

13

Significant influence of solvent on hydrogen production from aqueous I3−/I− redox solution using dye-sensitized Pt/TiO2 photocatalyst under visible light irradiation

Ryu Abe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2003

Language:

english

File:

PDF, 264 KB

english, 2003

14

Dye-sensitized photocatalysts for efficient hydrogen production from aqueous I− solution under visible light irradiation

Ryu Abe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2004

Language:

english

File:

PDF, 205 KB

english, 2004

15

Influence of electrolyte on the photovoltaic performance of a dye-sensitized TiO2 solar cell based on a Ru(II) terpyridyl complex photosensitizer

Kohjiro Hara, Takeshi Nishikawa, Mitsuhiko Kurashige, Hiroshi Kawauchi, Takeo Kashima, Kazuhiro Sayama, Kenichi Aika, Hironori Arakawa

Journal:

Solar Energy Materials and Solar Cells

Year:

2005

Language:

english

File:

PDF, 225 KB

english, 2005

16

Photocatalytic and photophysical properties of a novel series of solid photocatalysts, BiTa1−xNbxO4 (0⩽x⩽1)

Zhigang Zou, Jinhua Ye, Kazuhiro Sayama, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2001

Language:

english

File:

PDF, 123 KB

english, 2001

17

A new type of water splitting system composed of two different TiO2 photocatalysts (anatase, rutile) and a IO3−/I− shuttle redox mediator

Ryu Abe, Kazuhiro Sayama, Kazunari Domen, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2001

Language:

english

File:

PDF, 123 KB

english, 2001

18

Efficient hydrogen evolution from aqueous mixture of I− and acetonitrile using a merocyanine dye-sensitized Pt/TiO2 photocatalyst under visible light irradiation

Ryu Abe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2002

Language:

english

File:

PDF, 94 KB

english, 2002

19

Investigations on anodic photocurrent loss processes in dye sensitized solar cells: comparison between nanocrystalline SnO2 and TiO2 films

Yasuhiro Tachibana, Kohjiro Hara, Shingo Takano, Kazuhiro Sayama, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2002

Language:

english

File:

PDF, 124 KB

english, 2002

20

Significant effect of iodide addition on water splitting into H2 and O2 over Pt-loaded TiO2 photocatalyst: suppression of backward reaction

Ryu Abe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

2003

Language:

english

File:

PDF, 156 KB

english, 2003

21

Photocatalytic decomposition of water into H2 and O2 by a two-step photoexcitation reaction using a WO3 suspension catalyst and an Fe3+/Fe2+ redox system

Kazuhiro Sayama, Rintaro Yoshida, Hitoshi Kusama, Kiyomi Okabe, Yoshimoto Abe, Hironori Arakawa

Journal:

Chemical Physics Letters

Year:

1997

Language:

english

File:

PDF, 310 KB

english, 1997

22

Ethanol synthesis by catalytic hydrogenation of CO2 over RhFeSiO2 catalysts

Hitoshi Kusama, Kiyomi Okabe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Year:

1997

Language:

english

File:

PDF, 312 KB

english, 1997

23

The photocatalytic oxidation of water to O2 over pure CeO2, WO3, and TiO2 using Fe3+ and Ce4+ as electron acceptors

Gratian R. Bamwenda, Takashi Uesigi, Yoshimoto Abe, Kazuhiro Sayama, Hironori Arakawa

Journal:

Applied Catalysis A: General

Year:

2001

Language:

english

File:

PDF, 257 KB

english, 2001

24

Photocatalytic hydrogen and oxygen formation over SiO2-supported RuS2 in the presence of sacrificial donor and acceptor

Kohjiro Hara, Kazuhiro Sayama, Hironori Arakawa

Journal:

Applied Catalysis A: General

Year:

1999

Language:

english

File:

PDF, 404 KB

english, 1999

25

Dye-sensitized nanocrystalline TiO2 solar cells based on novel coumarin dyes

Kohjiro Hara, Yasuhiro Tachibana, Yasuyo Ohga, Akira Shinpo, Sadaharu Suga, Kazuhiro Sayama, Hideki Sugihara, Hironori Arakawa

Journal:

Solar Energy Materials and Solar Cells

Year:

2003

Language:

english

File:

PDF, 244 KB

english, 2003

26

Steady hydrogen evolution from water on Eosin Y-fixed TiO2 photocatalyst using a silane-coupling reagent under visible light irradiation

Ryu Abe, Koujirou Hara, Kazuhiro Sayama, Kazunari Domen, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2000

Language:

english

File:

PDF, 215 KB

english, 2000

27

New Ru(II) phenanthroline complex photosensitizers having different number of carboxyl groups for dye-sensitized solar cells

Kohjiro Hara, Hideki Sugihara, Lok Prapap Singh, Ashlaful Islam, Ryuzi Katoh, Masatoshi Yanagida, Kazuhiro Sayama, Shigeo Murata, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2001

Language:

english

File:

PDF, 126 KB

english, 2001

28

Photocatalytic hydrogen and oxygen formation under visible light irradiation with M-doped InTaO4 (M=Mn, Fe, Co, Ni and Cu) photocatalysts

Zhigang Zou, Jinhua Ye, Kazuhiro Sayama, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2002

Language:

english

File:

PDF, 116 KB

english, 2002

29

A new photocatalytic water splitting system under visible light irradiation mimicking a Z-scheme mechanism in photosynthesis

Kazuhiro Sayama, Kazuaki Mukasa, Ryu Abe, Yoshimoto Abe, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2002

Language:

english

File:

PDF, 159 KB

english, 2002

30

The effect of selected reaction parameters on the photoproduction of oxygen and hydrogen from a WO3–Fe2+–Fe3+ aqueous suspension

Gratian R. Bamwenda, Kazuhiro Sayama, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1999

Language:

english

File:

PDF, 277 KB

english, 1999

31

Effect of carbonate addition on the photocatalytic decomposition of liquid water over a ZrO2 catalyst

Kazuhiro Sayama, Hironori Arakawa

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1996

Language:

english

File:

PDF, 1.05 MB

english, 1996

32

In-situ FT-IR study on CO2 hydrogenation over Cu catalysts supported on SiO2, Al2O3, and TiO2

Kyoko Kitamura Bando, Kazuhiro Sayama, Hitoshi Kusama, Kiyomi Okabe, Hironori Arakawa

Journal:

Applied Catalysis A: General

Year:

1997

Language:

english

File:

PDF, 996 KB

english, 1997

33

CO2 hydrogenation activity and surface structure of zeolite-supported Rh catalysts

Kyoko Kitamura Bando, Kensaku Soga, Kimio Kunimori, Nobuyuki Ichikuni, Kiyomi Okabe, Hitoshi Kusama, Kazuhiro Sayama, Hironori Arakawa

Journal:

Applied Catalysis A: General

Year:

1998

Language:

english

File:

PDF, 505 KB

english, 1998

34

Efficient sensitization of nanocrystalline TiO2 films with cyanine and merocyanine organic dyes

Kazuhiro Sayama, Shingo Tsukagoshi, Tohru Mori, Kohjiro Hara, Yasuyo Ohga, Akira Shinpou, Yoshimoto Abe, Sadaharu Suga, Hironori Arakawa

Journal:

Solar Energy Materials and Solar Cells

Year:

2003

Language:

english

File:

PDF, 537 KB

english, 2003

35

Direct splitting of water under visible light irradiation with an oxide semiconductor photocatalyst

Zou, Zhigang, Ye, Jinhua, Sayama, Kazuhiro, Arakawa, Hironori

Journal:

Year:

2001

Language:

english

File:

PDF, 221 KB

english, 2001

36

Solar hydrogen production. Significant effect of Na2CO3addition on water splitting using simple oxide semiconductor photocatalysts

Hironori Arakawa, Kazuhiro Sayama

Journal:

Catalysis Surveys from Asia

Year:

2000

Language:

english

File:

PDF, 93 KB

english, 2000

37

Design of new coumarin dyes having thiophene moieties for highly efficient organic-dye-sensitized solar cells

Hara, Kohjiro, Kurashige, Mitsuhiko, Dan-oh, Yasufumi, Kasada, Chiaki, Shinpo, Akira, Suga, Sadaharu, Sayama, Kazuhiro, Arakawa, Hironori

Journal:

New Journal of Chemistry

Year:

2003

Language:

english

File:

PDF, 118 KB

english, 2003

38

Molecular Design of Coumarin Dyes for Efficient Dye-Sensitized Solar Cells

Hara, Kohjiro, Sato, Tadatake, Katoh, Ryuzi, Furube, Akihiro, Ohga, Yasuyo, Shinpo, Akira, Suga, Sadaharu, Sayama, Kazuhiro, Sugihara, Hideki, Arakawa, Hironori

Journal:

Journal of Physical Chemistry B

Year:

2003

Language:

english

File:

PDF, 189 KB

english, 2003

39

10.1039/b107673f

Sayama, Kazuhiro, Mukasa, Kazuaki, Abe, Ryu, Abe, Yoshimoto, Arakawa, Hironori

Journal:

Chemical Communications

Year:

2001

Language:

english

File:

PDF, 135 KB

english, 2001

40

Elucidation of the biochemical pathway of 2-phenylethanol from shikimic acid using isolated protoplasts of rose flowers

Ziyin Yang, Miwa Sakai, Hironori Sayama, Taku Shimeno, Koji Yamaguchi, Naoharu Watanabe

Journal:

Journal of Plant Physiology

Year:

2009

Language:

english

File:

PDF, 238 KB

english, 2009

41

Photoelectrochemical Properties of J Aggregates of Benzothiazole Merocyanine Dyes on a Nanostructured TiO 2 Film

Sayama, Kazuhiro, Tsukagoshi, Shingo, Hara, Kohjiro, Ohga, Yasuyo, Shinpou, Akira, Abe, Yoshimoto, Suga, Sadaharu, Arakawa, Hironori

Journal:

Journal of Physical Chemistry B

Year:

2002

Language:

english

File:

PDF, 139 KB

english, 2002

42

Significant effect of carbonate addition on stoichiometric photodecomposition of liquid water into hydrogen and oxygen from platinum?titanium(IV) oxide suspension

Sayama, Kazuhiro, Arakawa, Hironori

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1992

Language:

english

File:

PDF, 232 KB

english, 1992

43

Effect of carbonate salt addition on the photocatalytic decomposition of liquid water over Pt–TiO2 catalyst

Sayama, Kazuhiro, Arakawa, Hironori

Journal:

Journal of the Chemical Society Faraday Transactions

Year:

1997

Language:

english

File:

PDF, 391 KB

english, 1997

44

A new efficient photosensitizer for nanocrystalline solar cells: synthesis and characterization of cis-bis(4,7-dicarboxy-1,10-phenanthroline)dithiocyanato ruthenium(II)

Yanagida, Masatoshi, Singh, Lok Pratap, Sayama, Kazuhiro, Hara, Kohjiro, Katoh, Ryuzi, Islam, Ashraful, Sugihara, Hideki, Arakawa, Hironori, Nazeeruddin, Mohammad K., Grätzel, Michael

Journal:

Journal of the Chemical Society Dalton Transactions

Year:

2000

Language:

english

File:

PDF, 189 KB

english, 2000

45

Decomposition of water into H2 and O2 by a two-step photoexcitation reaction over a Pt–TiO2 photocatalyst in NaNO2 and Na2CO3 aqueous solution

Kazuhiro Sayama, Ryu Abe, Hironori Arakawa, Hideki Sugihara

Journal:

Catalysis Communications

Year:

2006

Language:

english

File:

PDF, 156 KB

english, 2006

46

A coumarin-derivative dye sensitized nanocrystalline TiO2 solar cell having a high solar-energy conversion efficiency up to 5.6%

Hara, Kohjiro, Sayama, Kazuhiro, Arakawa, Hironori, Ohga, Yasuyo, Shinpo, Akira, Suga, Sadaharu

Journal:

Chemical Communications

Year:

2001

Language:

english

File:

PDF, 105 KB

english, 2001

47

Dye-Sensitized Nanocrystalline TiO 2 Solar Cells Based on Ruthenium(II) Phenanthroline Complex Photosensitizers

Hara, Kohjiro, Sugihara, Hideki, Tachibana, Yasuhiro, Islam, Ashraful, Yanagida, Masatoshi, Sayama, Kazuhiro, Arakawa, Hironori, Fujihashi, Gaku, Horiguchi, Takaro, Kinoshita, Tohru

Journal:

Year:

2001

Language:

english

File:

PDF, 220 KB

english, 2001

48

Effect of Additives on the Photovoltaic Performance of Coumarin-Dye-Sensitized Nanocrystalline TiO 2 Solar Cells

Hara, Kohjiro, Dan-oh, Yasufumi, Kasada, Chiaki, Ohga, Yasuyo, Shinpo, Akira, Suga, Sadaharu, Sayama, Kazuhiro, Arakawa, Hironori

Journal:

Year:

2004

Language:

english

File:

PDF, 133 KB

english, 2004

49

Novel polyene dyes for highly efficient dye-sensitized solar cells

Hara, Kohjiro, Kurashige, Mitsuhiko, Ito, Shunichiro, Shinpo, Akira, Suga, Sadaharu, Sayama, Kazuhiro, Arakawa, Hironori

Journal:

Chemical Communications

Year:

2003

Language:

english

File:

PDF, 164 KB

english, 2003

50

Photoelectrochemical decomposition of water on nanocrystalline BiVO4 film electrodes under visible light

Sayama, Kazuhiro, Nomura, Atsushi, Zou, Zhigang, Abe, Ryu, Abe, Yoshimoto, Arakawa, Hironori

Journal:

Chemical Communications

Year:

2003

Language:

english

File:

PDF, 100 KB

english, 2003