Photocatalytic activity of Sn₂M₂O₇ (M=Nb and Ta) pyrochlore oxides with blue LEDs irradiation
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- TAIRA Nobuyuki
- Chemistry Department, Gunma National College of Technology
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- KAKINUMA Toru
- Chemistry Department, Gunma National College of Technology
書誌事項
- タイトル別名
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- Photocatalytic activity of Sn<sub>2</sub><i>M</i><sub>2</sub>O<sub>7</sub> (<i>M</i> = Nb and Ta) pyrochlore oxides with blue LEDs irradiation
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In this study, we have investigated the photocatalytic properties for pyrochlore-type oxides Sn2M2O7 (M = Nb and Ta) and their solid solutions. Although the volume of evolved H2 is very low, Pt-loaded Sn2Nb2O7 and Sn2Ta2O7 showed photocatalytic activity for H2 evolution from water under blue LEDs irradiation. The absorption edge of the Sn2NbxTa2−xO7 solid solutions was in a position between those of Sn2Nb2O7 and Sn2Ta2O7, and the band gap became narrow monotonically as the value of x increased. Although some variability was observed, there was not the clear dependence on the composition value of x.
収録刊行物
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- Journal of the Ceramic Society of Japan
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Journal of the Ceramic Society of Japan 120 (1407), 551-553, 2012
公益社団法人 日本セラミックス協会
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詳細情報 詳細情報について
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- CRID
- 1390282680264724096
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- NII論文ID
- 130004480110
- 40019489790
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- NII書誌ID
- AA12229489
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- ISSN
- 13486535
- 18820743
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- NDL書誌ID
- 024092266
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- 本文言語コード
- en
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- データソース種別
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- JaLC
- NDL
- Crossref
- CiNii Articles
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- 抄録ライセンスフラグ
- 使用不可