Michael Grätzel, Ecole Polytechnique Fédérale de Lausanne (IMAGE)

Ecole Polytechnique Fédérale de Lausanne

Michael Grätzel, Ecole Polytechnique Fédérale de Lausanne

Caption

This is Michael Grätzel holding one of his dye-sensitized solar cells

Credit

EPFL

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Credit to EPFL

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