你计算的量子产率,就真的是AQY吗?
一、光化学中的产率和效率
二、光电化学中的效率
以上内容就是光催化/光电催化研究中,常见的活性评价指标的定义与计算方法。在光催化分解水研究中,我们最常用到的是AQY和STH。在光电催化分解水研究中,最常用到的是IPCE和STH或ABPE。
总结起来就是:
效率强调特定波长的入射光
产率强调单色光
EQE/IPCE强调入射光
IQE/APCE强调吸收光
以上内容信息均来自于文献和书籍,编者仅作整理,如有错误,还望及时指出!
参考文献
[1] Qureshi Muhammad, Takanabe Kazuhiro *, Insights on measuring and reporting heterogeneous photocatalysis: efficiency definitions and setup examples[J]. Chemistry of Materials, 2017, 29, 158.
[2] Braslavsky Silvia E., Braun André M., Serpone Nick*, et. al., Glossary of terms used in photocatalysis and radiation catalysis (IUPAC Recommendations 2011)[J]. Pure and Applied Chemistry, 2011, 83, 931.
[3] Lin Huiwen, Chang Kun*, Ye Jinhua* et. al., Ultrafine nano 1T-MoS₂ monolayers with NiOx as dual co-catalysts over TiO₂ photoharvester for efficient photocatalytic hydrogen evolution[J]. Applied Catalysis B: Environmental, 2020, 279, 119387.
[4] Zhong Tao, Yu Zebin*, Zou Binsuo*, et. al., Surface-activated Ti₃C₂Tx MXene cocatalyst assembled with CdZnS-formed 0D/2D CdZnS/Ti₃C₂-A40 Schottky heterojunction for enhanced photocatalytic hydrogen evolution [J]. Solar RRL, 2100863. DOI: 10.1002/solr.202100863.
[5] Chen Zhebo, Deutsch Todd G., Jaramillo Thomas F.* et. al., Accelerating materials development for photoelectrochemical hydrogen production: Standards for methods, definitions, and reporting protocols[J]. Journal of Materials Research, 2010, 25, 3.
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大面积的光化学照射实验选择什么?
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