A study on pseudo-potential effect, electronic structure, aquatic toxicity, and optical properties of perovskites solar cell of Cs2NiCl6, Cs2NiBr6, and Cs2PtBr6: Through DFT method... oleh Md. Hazrat Ali, Pritish Haldera Md. Siam Hossain, Julian Pretom Biswas, Sujan Sarker, Md. Kamruzzaman, Nurujjaman Nurujjaman, Thamid Thamid, Md. Ishak Ali, Unesco Chakma, Ajoy Kumer