Photocatalytic activity of ZrO2 processed by HPT

WANG Qing

Presentation information

General Session

4.Mechanical Properties of Materials » Mechanical Properties of Materials

[G] Ultrafine-Grained Materials

Fri. Sep 13, 2019 1:00 PM - 4:30 PM D (D12 at 1st Flr. Building D for General Education)

座長:生駒嘉史(九州大学)、土谷浩一(物質・材料研究機構)

4:15 PM - 4:30 PM

[130] Photocatalytic activity of ZrO2 processed by HPT

*WANG Qing¹, Edalati Kaveh¹, Koganemaru Yuta¹, Nakamura Shohei¹, Watanabe Motonori¹, Ishihara Tatsumi¹, Horita Zenji² (1. Kyushu Univ.、2. Kyushu Inst. of Technology)

Keywords:High-pressure torsion、Black zirconia、Photocatalysis、Water splitting

HPT-processed ZrO2 shows phase transformation, formation of oxygen vacancies, black color, smaller band gap and improved photocatalytic activity in comparison to unprocessed material.

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