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p‐Type silicon solar cells with a structure of passivated emitter and rear cell (PERC) are a mainstream product of the photovoltaic (PV) industry. Because of its low cost, PERC technology will continue to be dominant for a long time. One of the key features to improve PERC solar cell performance is the use of a selective emitter (SE), which is now mainly realized by laser doping (LD). However, SE...
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