1. Department of Physics and Texas Center for Superconductivity at the University of Houston (TcSUH) University of Houston Houston TX 77204 USA
2. Department of Electrical and Computer Engineering and Texas Center for Superconductivity at the University of Houston (TcSUH) University of Houston Houston TX 77204 USA
3. School of Materials and Energy Yunnan University Kunming Yunnan 650091 China
4. Materials Science and Engineering Program University of Houston Houston TX 77204 USA
5. Department of Materials Science and Nano‐Engineering Rice University Houston TX 77005 USA
6. Faculty of Materials Science and Chemistry China University of Geosciences Wuhan Hubei 430074 China