Cu2PdSnSe4 and Cu2PdSn(S,Se)4 Palladium-Substituted Kesterite Nanomaterials for Thin-Film Solar Cells - Kelechi Nwambaekwe; Sodiq Yussuf; Ziyanda Tshobeni; Chinwe Ikpo; Jaymi January; Meleskow Cox; Precious Ekwere; Shimelis Admassie; Xinwen Peng; Emmanuel Iwuoha (ACS Materials Au)