1. Condensed Matter Science and Technology Institute
2. School of Instrumentation Science and Engineering
3. Harbin Institute of Technology
4. Harbin 150080
5. China
6. Electronic Materials Research Laboratory (Key Lab of Education Ministry)
7. State Key Laboratory for Mechanical Behavior of Materials and School of Electronic Science and Engineering
8. Xi’an Jiaotong University
9. Xi’an 710049
10. National Laboratory of Solid State Microstructures and Department of Materials Science and Engineering
11. Nanjing University
12. Nanjing 210093