Researchers at École Polytechnique Fédérale de Lausanne (EPFL) and Center Suisse d’Electronique et de Microtechnique (CSEM) in Switzerland developed a novel single-step thermal annealing process for ...
A research team led by Switzerland's EPFL has sought to simplify TOPCon solar cell production by combining the two required high-temperature steps – front-side emitter formation and rear passivating ...
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