Optoelectronic properties of boron monochalcogenide monolayers: Quasiparticle and excitonic effects from first principlesRemoveEnesio Marinho, Jr., Alexandre C. Dias, Lidia C. Gomes, Antonio C. F. Seridonio, Gabriel M. C. Meira, Mariano de Souza, Samuel M. Soares, Lucas Squillante, Pedro Venezuela, Alexandre R. Rocha, and Cesar E. P. VillegasPhys. Rev. B 111, 235305 (2025)