水之魂 (The Soul of Water)分享 http://blog.sciencenet.cn/u/ecqsun 《价键弛豫》《计量谱学》《氢键规则》《水合反应》

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X光电子谱揭示点缺陷可以改善二氧化钛的光催化特性

已有 2581 次阅读 2014-8-13 23:11 |个人分类:控键工程|系统分类:论文交流|关键词:学者

APPL SURF SCI

tio2-0812.pdf

DOI: 10.1016/j.apsusc.2014.08.078


XPS confirms that atomic undercoordination shortens and stiffens the local bond and induced quantum entrapment and polarization, which narrows the band gap for photon absorption and lowers work function for electron offering in reaction. The dfect locked dipoles stabilize cariers and prolong their life.





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