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Photocorrosion inhibition of sulphide-based nanomaterials for energy production through photocatalytic water splitting
International Journal of Energy Research ( IF 4.6 ) Pub Date : 2021-09-20 , DOI: 10.1002/er.7276
Sara Yaseen 1 , Muhammad Bilal Tahir 1 , Abdul Ghafar Wattoo 1
Affiliation  

To overcome the energy shortage and environmental pollution, sunlight is considered an ideal source to solve these problems. Photocatalyst water splitting for H2 production by using solar energy is a favourable technology to deal with the energy shortage, global warming and environmental pollution. During the last few years, sulphide-based nanomaterial photocatalysts have attained considerable attention due to their comparatively narrow bandgap energy, show excitation in the visible region, at a wavelength of about 600 nm, and thus demonstrate high photocatalytic activities. But semiconductor photocatalysts are easy to be photocorroded due to sensitivity in visible light. The photocorrosion hinder their photocatalytic performance. In order to overcome photocorrosion effects, some modifications in the photocatalysts' surface are required, for example adjusting the metal sulphide structure, depositing anti-photocorrosion layers or nanoparticles on the surface of semiconductors, which inhibit the photocorrosion attack and sustain the stability. In this review, we discuss progress in the structure, preparation methods, H2 evolution rate, photocorrosion inhibition and energy and environmental applications of different sulphide-based nanomaterial photocatalysts.

中文翻译:

硫化物基纳米材料的光腐蚀抑制通过光催化水分解产生能量

为了克服能源短缺和环境污染,阳光被认为是解决这些问题的理想来源。H 2的光催化水分解利用太阳能进行生产是应对能源短缺、全球变暖和环境污染的有利技术。在过去的几年里,硫化物基纳米材料光催化剂由于其相对窄的带隙能量,在可见光区(波长约为 600 nm)显示出激发,从而显示出高光催化活性而引起了相当大的关注。但是半导体光催化剂由于对可见光的敏感性,很容易被光腐蚀。光腐蚀阻碍了它们的光催化性能。为了克服光腐蚀效应,需要对光催化剂的表面进行一些修饰,例如调整金属硫化物结构,在半导体表面沉积抗光腐蚀层或纳米颗粒,从而抑制光腐蚀攻击并维持稳定性。在这篇综述中,我们讨论了结构、制备方法、H2不同硫化物基纳米材料光催化剂的演化速率、光腐蚀抑制及能源与环境应用。
更新日期:2021-09-20
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