Featured in TOP notch – 03-2022

The path to the TOPCon

Through tunnel oxide passivated contact solar cells, a new route to high efficiency is becoming clear. But at present, there are many routes that manufacturers can take in production. Need a map? Jonathan Gifford attempts to find his way through.

By

Jonathan Gifford

08 Mar 2022

Image: JinkoSolar

There is a certain momentum within the PV industry that can result in manufacturers, material, and equipment suppliers coalescing around certain technologies. Prevalent technologies have considerable inertia but once a trend takes hold, a switch to a new approach can be rapid. The industry has seen examples in the adoption of passivated emitter rear contact …

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