Synthesis of CZTS QDs decorated reduced graphene oxide nanocomposite as possible absorber for solar cell

被引:12
作者
Das, Sonali [1 ]
Sa, Kadambinee [1 ]
Alam, Injamul [1 ]
Mahanandia, Pitamber [1 ]
机构
[1] Natl Inst Technol, Dept Phys Astron, Rourkela 769008, Odisha, India
关键词
Cu2ZnSnS4; Quantum dots; Nanocomposite; XPS; Raman; CU2ZNSNS4; GROWTH;
D O I
10.1016/j.matlet.2018.08.074
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Herein, preparation of Cu2ZnSnS4 (CZTS) quantum dots (QDs) decorated reduced graphene oxide (rGO) nanocomposite by a simple and nontoxic solution method is reported. Structure and morphology of CZTS QDs, rGO and prepared composite have been analysed through XRD, TEM, Raman, XPS, UV-Vis and FESEM. Improvement in current in CZTS QDs-rGO composite compared to CZTS QDs could be attributed to the separation of electron-hole pairs generated in QDs and their rapid transfer to the surface of graphene sheets. This result suggests that the prepared composite could be used as promising materials for solar cell. (C) 2018 Elsevier B.V. All rights reserved.
引用
收藏
页码:232 / 236
页数:5
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