How can i determine or calculate the band gap of a natural pigment for dye sensitized solar cells?

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Suhail Anjum Abdur Raheem Sayyed

Dear Kambiz

In case of dye there is homo-lumo levels and difference between homo-lumo levels.

Andrea Magri

You have to estimate HOMO-LUMO. I suggest cyclic voltammetry and/or spectrophotometry. Check the link for some suggestions

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