00517nam a22001457a 4500003000500000038001800005082000800023100001900031245013900050264003700189300001900226650003600245700003300281856005700314NUST  aNusrat Nadeem  a200  aTabriz, Ayesha  aCompositional Engineering of Rare Earth Metal Doped ZnO as Electron Transport Layers for Next-Generation Solar Cells /cAyesha Tabriz,  aIslamabad,bUSPCAS-E NUSTc2024.  a151,p;c30,cm.  aPhD-Energy Systems Engineering   aSupervisor: Dr.Nadia Shahzad  uhttp://10.250.8.41:8080/xmlui/handle/123456789/49696