Strain-induced recovery of electronic anisotropy in 90°-twisted bilayer phosphoreneJiafeng Xie, Qiangjun Luo, Lei Jia, Z. Y. Zhang, H. G. Shi, D. Z. Yang and M. S. SiEPL, 121 2 (2018) 27002DOI: https://doi.org/10.1209/0295-5075/121/27002