Affiliation: | State Key Laboratory on Integrated Optoelectronics, Institute of Semiconductors, Chinese Academy of Science, PO BOX 912, Beijing 100083Suzhou Institute of Nano-tech and Nano-bionics, Chinese Academy of Sciences, Suzhou 215123Nano-Optoelectronics Laboratory, Institute of Semiconductors, Chinese Academy of Sciences, PO BOX 912, Beijing 100083 |