Hironobu Ozawa

发表

A platinum porphyrin modified TiO2 electrode for photoelectrochemical hydrogen production from neutral water driven by the conduction band edge potential of TiO2.

K. Sakai, K. Morita, Kohei Takijiri, 2017, Dalton transactions.

Novel ruthenium sensitizers having different numbers of carboxyl groups for dye-sensitized solar cells: effects of the adsorption manner at the TiO₂ surface on the solar cell performance.

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2014, Inorganic chemistry.

Synthesis of a novel ruthenium sensitizer bearing an ortho-dicarboxyphenyl group as an anchoring unit for dye-sensitized solar cells

H. Arakawa, Hironobu Ozawa, R. Shimizu, 2012 .

Effects of cation composition in the electrolyte on the efficiency improvement of black dye-based dye-sensitized solar cells

H. Arakawa, Hironobu Ozawa, Yu Okuyama, 2013 .

Photo-hydrogen-evolving molecular devices driving visible-light-induced water reduction into molecular hydrogen: structure-activity relationship and reaction mechanism.

K. Sakai, Hironobu Ozawa, 2011, Chemical communications.

Photo-hydrogen-evolving molecular catalysts consisting of polypyridyl ruthenium(II) photosensitizers and platinum(II) catalysts: insights into the reaction mechanism.

K. Sakai, Hironobu Ozawa, Shigeyuki Masaoka, 2010, Chemistry, an Asian journal.

Syntheses, characterization, and photo-hydrogen-evolving properties of tris(2,2'-bipyridine)ruthenium(II) derivatives tethered to a cis-Pt(II)Cl2 unit: insights into the structure-activity relationship.

M. Haga, K. Sakai, Hironobu Ozawa, 2007, Dalton transactions.

Synthesis and Characterization of a Novel Ruthenium Sensitizer with a Hexylthiophene-functionalized Terpyridine ligand for Dye-sensitized Solar Cells

Yasuyuki Yamamoto, H. Arakawa, Hironobu Ozawa, 2013 .

Ruthenium Sensitizers with 2,2′-Bipyrimidine or a 5,5′-Disubstituted 2,2′-Bipyrimidine Ligand: Synthesis, Photo- and Electrochemical Properties, and Application to Dye-Sensitized Solar Cells

H. Arakawa, Hiroki Kawaguchi, Hironobu Ozawa, 2013 .

Effective enhancement of the performance of black dye based dye-sensitized solar cells by metal oxide surface modification of the TiO2 photoelectrode.

H. Arakawa, Hironobu Ozawa, Yu Okuyama, 2012, Dalton transactions.

A New Class of Molecular-Based Photoelectrochemical Cell for Solar Hydrogen Production Consisting of Two Mesoporous TiO2 Electrodes

K. Sakai, K. Morita, Hironobu Ozawa, 2019, ACS Applied Energy Materials.

Homogeneous catalysis of platinum(II) complexes in photochemical hydrogen production from water

K. Sakai, Hironobu Ozawa, 2007 .

Improved photocatalytic hydrogen evolution driven by chloro(terpyridine)platinum(ii) derivatives tethered to a single pendant viologen acceptor.

Shu-Sung Lin, K. Sakai, Hironobu Ozawa, 2016, Dalton transactions.

Highly stable chemisorption of dyes with pyridyl anchors over TiO2: application in dye-sensitized photoelectrochemical water reduction in aqueous media.

K. Sakai, K. Morita, Kohei Takijiri, 2017, Chemical communications.

A photo-hydrogen-evolving molecular device driving visible-light-induced EDTA-reduction of water into molecular hydrogen.

M. Haga, K. Sakai, Hironobu Ozawa, 2006, Journal of the American Chemical Society.

A Molecular-Based Water Electrolyzer Consisting of Two Mesoporous TiO2 Electrodes Modified with Metalloporphyrin Molecular Catalysts Showing a Quantitative Faradaic Efficiency

K. Sakai, K. Morita, Hironobu Ozawa, 2020 .

Synthesis and Characterization of a RuPt‐Based Photo‐Hydrogen‐Evolving Molecular Device Tethered to a Single Viologen Acceptor

K. Sakai, Hironobu Ozawa, Kyoji Kitamoto, 2017 .

An Effect of Structural Modification in the Photo-hydrogen-evolving RuIIPtII Dimers

K. Sakai, Hironobu Ozawa, 2007 .

Characterization of Photovoltaic Performance of the Dye-Sensitized Solar Cell with a Novel Ruthenium Complex Having a Bisdemethoxycurcumin as a Ligand

H. Arakawa, Hiroki Kawaguchi, Hironobu Ozawa, 2012, AMBIO.

Improving the overall performance of photochemical H2 evolution catalyzed by the Co-NHC complex via the redox tuning of electron relays

K. Yamauchi, K. Sakai, Hironobu Ozawa, 2021 .

Mechanistic studies of photoinduced intramolecular and intermolecular electron transfer processes in RuPt-centred photo-hydrogen-evolving molecular devices.

H. Miyasaka, K. Sakai, Y. Nagasawa, 2014, Physical chemistry chemical physics : PCCP.

A tris(2,2'-bipyridine)ruthenium(II) derivative tethered to a cis-PtCl2(amine)2 moiety: syntheses, spectroscopic properties, and visible-light-induced scission of DNA.

A. Higuchi, H. Yamada, M. Haga, 2006, Dalton transactions.

Efficient Ruthenium Sensitizer with a Terpyridine Ligand Having a Hexylthiophene Unit for Dye‐Sensitized Solar Cells: Effects of the Substituent Position on the Solar Cell Performance

H. Arakawa, Hironobu Ozawa, Shohei Harada, 2014 .

A new type of electrochemical oxidation of alcohols mediated with a ruthenium–dioxolene–amine complex in neutral water

T. Hino, Hironobu Ozawa, T. Wada, 2011 .

Dependence of the efficiency improvement of black-dye-based dye-sensitized solar cells on alkyl chain length of quaternary ammonium cations in electrolyte solutions.

H. Arakawa, Hironobu Ozawa, Yu Okuyama, 2014, Chemphyschem : a European journal of chemical physics and physical chemistry.

Ruthenium sensitizers having an ortho-dicarboxyl group as an anchoring unit for dye-sensitized solar cells: synthesis, photo- and electrochemical properties, and adsorption behavior to the TiO₂ surface.

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2014, Dalton transactions.

Effects of dye-adsorption solvent on the performances of the dye-sensitized solar cells based on black dye.

H. Arakawa, Hironobu Ozawa, Takahiko Ono, 2012, Chemistry, an Asian journal.

A new cosensitization method using the Lewis acid sites of a TiO₂ photoelectrode for dye-sensitized solar cells.

H. Arakawa, Y. Ooyama, M. Abe, 2014, Chemical communications.

Efficient ruthenium sensitizer with an extended π-conjugated terpyridine ligand for dye-sensitized solar cells.

H. Arakawa, Hironobu Ozawa, Kei‐ichiro Fukushima, 2015, Inorganic chemistry.

Efficient syngas production with controllable CO:H2 ratios based on the aqueous electrocatalytic CO2 reduction over mesoporous TiO2 films modified with a cobalt porphyrin molecular catalyst

R. Abe, Hironobu Ozawa, Hajime Suzuki, 2023, Sustainable Energy & Fuels.

Highly efficient dye-sensitized solar cells based on a ruthenium sensitizer bearing a hexylthiophene modified terpyridine ligand

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2016 .

Effects of the Alkyl Chain Length of Imidazolium Iodide in the Electrolyte Solution on the Performance of Black-Dye-Based Dye-Sensitized Solar Cells

H. Arakawa, Hironobu Ozawa, YukiTawaraya, 2015 .

Novel ruthenium sensitizers with a dianionic tridentate ligand for dye-sensitized solar cells: the relationship between the solar cell performances and the electron-withdrawing ability of substituents on the ligand.

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2014, Dalton transactions.

Significant improvement in the conversion efficiency of black-dye-based dye -sensitized solar cells by cosensitization with organic dye

Hironori Arakawa, H. Arakawa, Hironobu Ozawa, 2012 .

Mechanistic studies of photoinduced intramolecular and intermolecular electron transfer processes in RuPt-centred photo-hydrogen-evolving molecular devices.

H. Miyasaka, K. Sakai, Y. Nagasawa, 2014, Physical chemistry chemical physics : PCCP.

Novel ruthenium sensitizers having different numbers of carboxyl groups for dye-sensitized solar cells: effects of the adsorption manner at the TiO₂ surface on the solar cell performance.

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2014, Inorganic chemistry.

H. Arakawa, T. Sugiura, Hironobu Ozawa, 2014, Dalton transactions.

Synthesis and Characterization of a Novel Ruthenium Complex Bearing a Curcumin Derivative Ligand and Its Application to Dye-sensitized Solar Cells

H. Arakawa, Hiroki Kawaguchi, Hironobu Ozawa, 2011 .

Efficient Visible-Light-Driven Water Oxidation by a Carbon Nitride Modified with Cobalt Polyoxometalate Molecular Catalyst

Hironobu Ozawa, Ken Sakai, Natsuki Taira, 2024, ACS Catalysis.

Highly Efficient and Stable Molecular-Based TiO2 Photoanodes for Photoelectrochemical Water Splitting Achieved by Pyridyl Anchoring Technique

Hironobu Ozawa, Ken Sakai, Xin Yan, 2023, ACS Catalysis.