Document Type : Original Article
Authors
1 Photovoltaic Cells Department, Electronics Research Institute
2 Photovoltaic Cells Department, Electronics Research Institute, Cairo, Egypt
3 Solid State Physics Department, Physics Research Institute, National Research Centre, 33 El Bohouth St, Giza Dokki 12622, Egypt
4 Photovoltaic Cells Department, Electronics Research Institute, 11843, Cairo, Egypt
5 Solid State Physics Department, Physics Research Division, National Research Centre (NRC)-33 El Bohouth St. Dokki, P.O.12622, Egypt
Abstract
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