Investigation of co-evaporated polycrystalline Cu(In,Ga)S2 thin film yielding 16.0 % efficiency solar cell

Nicolas Barreau; Eugène Bertin; Alexandre Crossay; Olivier Durand; Ludovic Arzel; Sylvie Harel; Thomas Lepetit; Lionel Assmann; Eric Gautron; Daniel Lincot

doi:10.1051/epjpv/2022014

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Volume 13 (2022)

EPJ Photovolt., 13 (2022) 17

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Special Issue on ‘Recent Advances in Spectroscopy and Microscopy of Thin-films Materials, Interfaces, and Solar Cells 2021', edited by A. Vossier, M. Gueunier-Farret, J.-P. Kleider and D. Mencaraglia

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(a) Scanning electron microscopy cross sectional image of a solar cell based on Cu(In,Ga)S₂ film synthesized following the modified three-stage process investigated herein. (b) Qualitative profiles of gallium (in red), indium (in blue), copper (in black) and sulphur (in violet) measured by glow discharge optical emission spectrometry throughout a completed absorber.

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