Formation of stable polonium monolayers with tunable semiconducting properties driven by strong quantum size effects

Author:

Zhao Chunxiang12,Cai Xiaolin3,Liu Xilai1,Wang Junfei4,Chen Weiguang5,Zhang Liying2,Zhang Yinuo12,Zhu Zhili1ORCID,Liu Chengyan2ORCID,Niu Chunyao1ORCID,Jia Yu126

Affiliation:

1. International Laboratory for Quantum Functional Materials of Henan, and School of Physics and Microelectronics, Zhengzhou University, Zhengzhou 450001, China

2. Key Laboratory for Special Functional Materials of Ministry of Education, and School of Material Science and Engineering, Henan University, Kaifeng 475004, China

3. School of Physics and Electronic Information Engineering, Henan Polytechnic University, Jiaozuo 454000, China

4. College of Science, Henan University of Technology, Zhengzhou 450001, Henan, China

5. School of Physics and Electrical Engineering, Zhengzhou Normal University, Zhengzhou 450001, China

6. Key Laboratory for Quantum Materials Science, and Center for Topological Functional Materials, Henan University, Kaifeng 475004, China

Abstract

Polonium of group VIA is demonstrated to form stable semiconducting two-dimensional monolayers through layered Peierls-like distortion driven by strong quantum size effects.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Henan Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

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