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Group 5 metals improve First Solar panels

Company replaces copper to counter photovoltaic degradation Metal Tech News – April 14, 2021

First Solar Inc. is leveraging the power of Group 5 elements to nearly eliminate the degradation of its newest generation of photovoltaic solar panels.

Group 5 refers to vanadium, niobium, tantalum, and dubnium that are in the fifth vertical row from the right on the periodic table. Only the first three are naturally occurring refractory metals – dubnium has been produced in laboratories but has o...


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