1. School of Physics and Electronic Engineering, Northeast Petroleum University, Heilongjiang Provincial Cultivate Collaborative Innovation Center for, Geothermal Resources Efficient Development and Comprehensive Utilization, Daqing 163318, P. R. China
2. School of Materials Science and Chemical Engineering, Harbin Engineering University, Harbin 150001, P. R. China
3. Heilongjiang Provincial Cultivate Collaborative Innovation Center for, Geothermal Resources Efficient Development and Comprehensive Utilization, Daqing 163318, P. R. China
4. Media Lab, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
5. Department of Physics, Materials Science and Engineering and Biomedical Engineering, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China