Centimeter-size single crystals of 2D hybrid perovskites for shortwave light photodetection with a low detection limit

Author:

Zhang Chengshu12,Xiao Hao1,Guan Qianwen13,Zhu Tingting12,Liang Lishan1,Li Ruiqing13,Ye Huang13,Niu Xinyi1,Luo Junhua12435ORCID

Affiliation:

1. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, P. R. China

2. School of Physical Science and Technology, ShanghaiTech University, Shanghai 201210, P. R. China

3. University of Chinese Academy of Sciences, Beijing 100049, P. R. China

4. School of Chemistry and Chemical Engineering, Jiangxi Normal University, Jiangxi 330022, P. R. China

5. Fujian Science & Technology Innovation Laboratory for Optoelectric Information of China, Fuzhou 350108, P. R. China

Abstract

Weak shortwave light photodetection with a low detection limit was achieved via centimeter-size single crystals of 2D perovskite (PA)2PbBr4. Under an extremely low illumination of 20 nW cm−2, the detector still exhibits a remarkable photoresponse.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Fujian Province

Key Research Program of Frontier Science, Chinese Academy of Sciences

Youth Innovation Promotion Association of the Chinese Academy of Sciences

Science and Technology Projects of Fujian Province

National Postdoctoral Program for Innovative Talents

National Key Research and Development Program of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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