Unveiling the influence of end-capped acceptors modification on photovoltaic properties of non-fullerene fused ring compounds: a DFT/TD-DFT study - Khalid, Muhammad; Fatima, Noor; Arshad, Muhammad; Adeel, Muhammad; Braga, Ataualpa Albert Carmo; Ahamad, Tansir (RSC Advances, 2024)