Interfacial Superconductivity Achieved in Parent AEFe₂As₂(AE = Ca, Sr, Ba) by a Simple and Realistic Annealing Route

Shuyuan Huyan, Yanfeng Lyu, Hua Wang, Liangzi Deng, Zheng Wu, Bing Lv, Kui Zhao, Fei Tian, Guanhui Gao, Rui Zhe Liu, Xiaojing Ma, Zhongjia Tang, Melissa Gooch, Shuo Chen, Zhifeng Ren, Xiaofeng Qian, Ching Wu Chu