A type-II GeSe/SnS heterobilayer with a suitable direct gap, superior optical absorption and broad spectrum for photovoltaic applications

Author:

Xia Congxin1234ORCID,Du Juan1234,Xiong Wenqi1234,Jia Yu5674,Wei Zhongming89104ORCID,Li Jingbo89104

Affiliation:

1. College of Physics and Material Science

2. Henan Normal University

3. Xinxiang 453007

4. China

5. Key Laboratory for Special Functional Materials of Ministry of Education

6. Henan University

7. Kaifeng 475004

8. Institute of Semiconductors

9. Chinese Academy of Sciences

10. Beijing 100083

Abstract

Type-II band alignment, a suitable direct gap (1.519 eV), superior optical-absorption (∼105) and a broad spectrum make the GeSe/SnS heterobilayer a promising material for photovoltaic applications.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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