Rong Genlan, Zhang Xinyi, Xu Yan, Zhang Yuegang
2016, Vol. 74(12): 980-983
doi: 10.6023/A16100562
a i-Lab, Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences, Suzhou 215123;
b Department of Physics, Tsinghua University, Beijing 100084