affiliation not provided to SSRN
Coumarin derivatives, D-A′-π-A structure, DFT and TD-DFT, DSSCs, TiO2 cluster, optoelectronic properties
DFTB, thieno[2, 3-b] indole, TD-DFT, Optoelectronic properties, TiO2 model
Donor materialsPhotovoltaic propertiesDFTTD-DFTBHJ-solar cells