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In 1991, EPFL scientists Brian O’Regan and Michael Grätzel developed solar cells inspired by plant photosynthesis. 34 years later, the technology had reached 12% efficiency

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In 1991, EPFL scientists Brian O’Regan and Michael Grätzel developed solar cells inspired by plant photosynthesis. 34 years later, the technology had reached 12% efficiency

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मूल रिपोर्ट: Economic Times

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