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\bibitem{Obeid_etal2020} {\textquotedblleft}\textit{First-principles investigation of nonmetal doped single-layer BiOBr as a potential photocatalyst with a low recombination rate}{\textquotedblright}. Obeid MM, Stampfl C, Bafekry A, Guan Z, Jappor HR, Nguyen C V, Naseri M, Hoat DM, Hieu NN, Krauklis AE, Tuan V Vu, Gogova D, Physical Chemistry Chemical Physics \textbf{22}, 15354 (2020).   http://doi.org/10.1039/D0CP02007A

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