摘要
硒硫化锑[Sb2(S,Se)3]具有良好的光电性能,例如强的吸收系数、可在1.1~1.7 eV范围内调节的光学带隙.在实际应用方面,该化合物材料环境友好、所含元素地壳储量丰富、对水和氧气性质稳定.最近的研究成果已将Sb2(S,Se)3太阳能电池的光电转换效率突破10%,表明Sb2(S,Se)3具有重要的研究价值和潜在的应用前景.本文首先介绍Sb2(S,Se)3的基本性质,包括化学结构、晶体结构以及光电性质等.随后,重点介绍近三年来溶液法制备Sb2(S,Se)3太阳能电池的重要进展.最后,我们提出Sb2(S,Se)3太阳能电池效率提升的可能策略.
Antimony selenosulfide,Sb2(S,Se)3,displays superior optoelectronic properties such as strong absorption coefficient and easily tunable bandgap in the range of 1.1~1.7 eV.In terms of practical photovoltaic applications,this semiconductor material is relatively non-toxic,low cost,earth abundant,and stable against moisture and air.Recent investigations have witnessed the rapid development with the power conversion efficiency overcoming the 10%bottleneck in Sb2(S,Se)3 solar cells,demonstrating great potential for further investigations.In this perspective,the structural,crystal and optical properties of Sb2(S,Se)3 are introduced first,and then notable developments are highlighted,primarily in the past three years,in Sb2(S,Se)3 solar cells with film deposition by solution based methods.Finally,some possible strategies are proposed with regard to efficiency improvement.
作者
江晨辉
唐荣风
朱长飞
陈涛
Jiang Chenhui;Tang Rongfeng;Zhu Changfei;Chen Tao(Hefei National Laboratory for Physical Sciences at the Microscale,CAS Key Laboratory of Materials for Energy Conversion,Department of Materials Science and Engineering,University of Science and Technology of China,Hefei 230026,China)
基金
the National Key Research and Development Program of China(2019YFA0405600)
the National Natural Science Foundation of China(U19A2092,22005293).