Featured in Connected to technology – 05-2020

Criteria and implications for gallium-doping

As a remedy for light-induced degradation (LID) in crystalline silicon cells, gallium-doped wafers are showing considerable promise. With reports that ingot growth productivity can rival that of boron doping, it seems that gallium doping may now be able to meet the cost, integration and performance criteria that have informed solar manufacturing technology adoption, writes Alex Barrows, senior research analyst at U.K.-based consultancy Exawatt.

By

pv magazine

25 May 2020

Longi solar cell production line | Image: Longi

There is a key rule for evaluating the market potential of any new PV technology, at least as posited by the team at Exawatt: It must deliver a significant increase in performance at acceptable cost, with minimal integration challenges. This rule remains a key tenet as Exawatt considers what directions the industry will move in …

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