A direct measure of positive feedback loop-gain due to reverse bias damage in thin-film solar cells using lock-in thermography

Special Issue on ‘WCPEC-8: State of the Art and Developments in Photovoltaics’, edited by Alessandra Scognamiglio, Robert Kenny, Shuzi Hayase and Arno Smets

Open Access

Fig. 1

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Schematic image of LIT setup. The laser source is modulated using an optical shutter. The reversed biased voltage is applied in its DC state.

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