Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Mihoko Okui"'
Publikováno v:
Journal of Alloys and Compounds. 421:303-308
The microalloying effects of 4d and 5d transition metals, M (M: Nb, Mo, Ta, W) on the photoelectrochemical properties, the flat band potential ( U fb ) and the band gap energy ( E g ), for zirconium oxide films were investigated by photoelectrochemic
Autor:
Atsuko Kosuga, Shinsuke Yamanaka, Masayoshi Uno, Mihoko Okui, Hiroaki Muta, Ken Kurosaki, Kentarou Horisaka
Publikováno v:
Journal of Alloys and Compounds. 420:291-297
Photocatalytic activities for hydrogen evolution of lanthanide zirconium oxides, Ln2Zr2O7 (Ln = La, Ce, Nd and Sm) prepared by a solution reaction method were investigated. Under the illumination of 500 W Xenon lamps, hydrogen gas was clearly evolved
Publikováno v:
Journal of Alloys and Compounds. 400:270-275
Photocatalytic activities for hydrogen evolution of lanthanide titanium oxides, Ln 2 Ti 2 O 7 (Ln = La, Pr, Nd, Sm, Gd, Dy, Ho, Er, and Yb) prepared by a solid-state reaction were studied. Hydrogen gas was clearly evolved in distilled water suspensio
Publikováno v:
Journal of Alloys and Compounds. 368:18-21
The chemical states of hydrogen in Zr (purity, 99.7%) and Zircalloy-2 (nuclear grade) oxide films produced in air at 673 K for 18 h were studied by photoelectrochemical (PEC) measurements and electrochemical impedance spectroscopy (EIS) measurements.
Publikováno v:
Journal of Alloys and Compounds. 363:258-261
Zirconium oxidized above the α/β transformation temperature and quenched to room temperature, had a needle-like prior-β phase. As prior-β zirconium was known to influence the mechanical properties of the cladding tube during a loss-of-coolant acc
Autor:
Takanori Nishizaki, Kiyoko Takeda, Ken Kurosaki, Masayoshi Uno, Shinsuke Yamanaka, Mihoko Okui, Hiroyuki Anada
Publikováno v:
Journal of Alloys and Compounds. :307-312
First-principles molecular orbital calculations for the electronic states of hydrogen in ZrO 2 have been carried out using the discrete variational-Xα cluster method. Both the band gap energy and the valence band structure of ZrO 2 are in good agree
Publikováno v:
ChemInform. 36
Photocatalytic activities for hydrogen evolution of lanthanide titanium oxides, Ln 2 Ti 2 O 7 (Ln = La, Pr, Nd, Sm, Gd, Dy, Ho, Er, and Yb) prepared by a solid-state reaction were studied. Hydrogen gas was clearly evolved in distilled water suspensio
Autor:
M. Uno, Takanori Nishizaki, Shinsuke Yamanaka, Mihoko Okui, Hiroyuki Anada, Ken Kurosaki, Kiyoko Takeda
Publikováno v:
ResearcherID
The chemical states of hydrogen in a zirconium oxide film were studied by photoelectrochemical (PEC) measurements and electrochemical impedance spectroscopy (EIS) measurements. The oxide films were prepared by the oxidation of a zirconium sheet (puri
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