Effect of sulfur concentration on electronic properties of h-BN monolayer: a computational studyQurat ul Ain Asif, Akhtar Hussain, Aamir Shahzad, Muhammad Kashif, Hamayl Asim and Saima RashidEur. Phys. J. Plus, 140 4 (2025) 288DOI: https://doi.org/10.1140/epjp/s13360-025-06219-x