Investigations on photovoltaic material absorptivity using hyperspectral photoluminescence excitation imaging

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

Open Access

Fig. 10

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Fit of the absorptivity normalized at peak energy (dashed lines) with the Katahara model (solid lines) in the regions of interest.

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