Critical Thickness and Long-Term Ambient Stability in Superconducting LaPr2Ni2O7 Films

Yuexin Shi^#, Chenyao Song^#, Yingze Jia^#, Yanzhi Wang, Qi Li, Ye Chen, Yue Yang, Junchi Fu, Ming Qin, Dongsheng Song, Zhen Chen^*, Huiqiu Yuan^*, Yanwu Xie^*, Meng Zhang^*