| Authors: |
Xu Y; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China., Yu Y; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China., Hui YY; Institute of Atomic and Molecular Sciences , Academia Sinica , Taipei 10617 , Taiwan., Su Y; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China., Cheng J; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China., Chang HC; Institute of Atomic and Molecular Sciences , Academia Sinica , Taipei 10617 , Taiwan., Zhang Y; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China.; Collaborative Innovation Center of Advanced Microstructures , Nanjing 210093 , China., Shen YR; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China.; Department of Physics , University of California , Berkeley , California 94720 , United States., Tian C; Department of Physics, State Key Laboratory of Surface Physics and Key Laboratory of Micro- and Nano-Photonic Structures (MOE) , Fudan University , Shanghai 200438 , China.; Collaborative Innovation Center of Advanced Microstructures , Nanjing 210093 , China. |