Enhancing the photovoltaic properties via incorporation of selenophene units in organic chromophores with A2-π2-A1-π1-A2 configuration: a DFT-based exploration - Arshad, Muhammad Nadeem; Shafiq, Iqra; Khalid, Muhammad; Asad, Mohammad; Asiri, Abdullah M; Alotaibi, Maha M; Braga, Ataualpa Albert Carmo; Khan, Anish; Alamry, Khalid A (Polymers, 2023)