Synthesis of centimeter-scale high-quality polycrystalline hexagonal boron nitride films from Fe fluxes

Yifei Li, Xin Wen, Changjie Tan, Ning Li, Ruijie Li, Xinyu Huang, Huifeng Tian, Zhixin Yao, Peichi Liao, Shulei Yu, Shizhuo Liu, Zhenjiang Li, Junjie Guo, Yuan Huang, Peng Gao, Lifen Wang, Shulin Bai, Lei Liu^*

^*Corresponding author for this work