Improving the eｨciency of CIGS solar cells by inserting a BSF µc-Si:H layer zouache raｦk (  raｦk.zouache@univ-msila.dz ) University of M'sila: Universite de M'sila https://orcid.org/0000-0002-0377-6184 Idris Bouchama Electronics Research Institute layachi djedoui Electronics Research Institute Elyazid Zaidi Ecole Nationale Polytechnique Departement d'Electrotechnique Research Article Keywords: Solar cells, CIGS, Eｨciency, Back surface ｦeld, μc-Si: H Posted Date: April 18th, 2022 DOI: https://doi.org/10.21203/rs.3.rs-1177456/v1 License:   This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License