About the Authors

Yunqiang Bian

Affiliation National Laboratory of Solid State Microstructure and Department of Physics, Nanjing University, Nanjing, China

Cheng Tan

Affiliation National Laboratory of Solid State Microstructure and Department of Physics, Nanjing University, Nanjing, China

Jun Wang

Affiliation National Laboratory of Solid State Microstructure and Department of Physics, Nanjing University, Nanjing, China

Yuebiao Sheng

Affiliation High Performance Computing Center, Nanjing University, Nanjing, China

Jian Zhang

jzhang@nju.edu.cn (JZ); wangwei@nju.edu.cn (WW)

Affiliation National Laboratory of Solid State Microstructure and Department of Physics, Nanjing University, Nanjing, China

Wei Wang

jzhang@nju.edu.cn (JZ); wangwei@nju.edu.cn (WW)

Affiliation National Laboratory of Solid State Microstructure and Department of Physics, Nanjing University, Nanjing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JZ WW. Performed the experiments: YB. Analyzed the data: YB JZ WW. Contributed reagents/materials/analysis tools: CT JW YS. Wrote the paper: YB JZ WW.