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Arsenic was discovered by Albertus Magnus .
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A French scientist named Edmond Becquerel first discovered the photovoltaic effect .
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It was first predicted by Dmitri Mendeleev
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Gallium was discovered by Lecoq de Boisbaudran .
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The first solar cell is created by Charles Fritts, an inventor, in New York.
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The first solar powered satellite was named " Vanguard 1 " .