XU Guang, QIAN Liejia, WANG Tao, FAN Dianyuan, & LI Fuming . Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai , China. State Key Laboratory for Advanced Photonic Materials and Devices, Fudan University, Shanghai , China Correspondence should be addressed to Xu Guang Received March ,

. School for Information and Optoelectronic Science and Engineering, South China Normal University, Guangzhou , China Correspondence should be addressed to Tang Zhilie Received April ,

. Northwest Institute for Nonferrous Metal Research. Xi抋n , China. Institute fur Physikalische Hochtechnologie e.V, Jena, Germany Correspondence should be addressed to Yang Wanmin Received June ,

Lü Baida, & PAN Liuzhan, . Institute of Laser Physics and Chemistry, Sichuan University, Chengdu , China. State Key Laboratory of Laser Technology, Huazhong University of Science and Technology, Wuhan , China Correspondence should be addressed to L Baida Received July ,

LI Xinliang FU Dexun MA Yanwen

SUI Qiang, & LI Fang . Institute of Electronics, Chinese Academy of Sciences, Beijing , China. School of Information, Beijing Broadcasting Institute, Beijing , China Correspondence should be addressed to Sui Qiang Received July ,

TU Mei HUANG Yaoxiong

WEI Yueguang ZHU Chen WU Xiaolei

. State Key Laboratory of Nonlinear Mechanics , Institute of Mechanics, Chinese Academy of Sciences, Beijing , China Correspondence should be addressed to Chen Shangda Received August ,

ZHANG Ruili, DAI Jianming, SONG Wenhai, MA Yongqing, YANG Jie & SUN Yuping, . Key Laboratory of Internal Friction and Defects in Solids, Institute of Solid State Physics, Chinese Academy of Sciences, Hefei , China. National Laboratory of Solid State Microstructures, Nanjing University, Nanjing , China Correspondence should be addressed to Zhang Ruili Received September ,

TANG Zemei HU Wenrui

HUA Jianjun, LIU Yanhong & ZHANG Zhihe . Institute of Physics, Chinese Academy of Sciences, Beijing , China. College of Biomedical Engineering, Capital University of Medical Sciences, Beijing , China Correspondence should be addressed to Hua Jianjun Received September ,