"Sumit Kumar" . "ZnS nanowires"@en . "PET"@en . "Topological insulator"@en . "MOCVD"@en . . "TI"@en . "Polyethylene terephthalate"@en . "Polytypes"@en . "Sumit" . "5301005744a612b486f896e52b778f32" . "Transmission electron microscopy"@en . . "Kumar" .