Tunable electronic structures in C3N/WSe2 van der Waals heterostructure by biaxial strain and external electric fieldQin Zhang, Pei Chen, Qin Liu, He Huang, Xiaoyang Ma, Tingting Song and Jiehong LeiEur. Phys. J. Plus, 138 11 (2023) 976DOI: https://doi.org/10.1140/epjp/s13360-023-04556-3