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5. High-pressure phase diagram, structural transitions, and persistent non-metallicity of BaBiO3:theory

High-pressure phase diagram, structural transitions, and persistent non-metallicity of BaBiO3:theory

来源 :第26届国际高压科学技术大会、第8届亚洲高压科技学术会议暨第19届中国高压科学技术会议(The 26th Interna | 被引量 : 0次 | 上传用户：zmd1130

【摘 要】

：

BaBiO3 is a mixed-valence perovskite which escapes the metallic state through a Bi valence(and Bi-O bond)disproportionation or CDW distortion,resulting in a semiconductor with a gap of 0.8 eV at zero

【作 者】

：

Roman Martoňák Davide Ceresoli Tomoko Kagayama Yusuke Matsuda Yuh Yamada Erio Tosatti 

【机 构】

：

Department of Experimental Physics,Comenius University,842 48 Bratislava,Slovakia

【出 处】

：

第26届国际高压科学技术大会、第8届亚洲高压科技学术会议暨第19届中国高压科学技术会议(The 26th Interna

【发表日期】

：

2017年10期

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论文部分内容阅读

　　BaBiO3 is a mixed-valence perovskite which escapes the metallic state through a Bi valence(and Bi-O bond)disproportionation or CDW distortion,resulting in a semiconductor with a gap of 0.8 eV at zero pressure.

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