PERC thev naus laus zis: PERC thev naus laus zis yog thev naus laus zis uas txhim kho kev ua haujlwm ntawm tes los ntawm kev ntxiv txheej txheej ntawm cov yeeb yaj kiab zoo nyob rau sab nraum qab ntawm monocrystalline silicon hnub ci hlwb.Cov zaj duab xis passivates tus nqi, txo qhov saum npoo recombination ntawm tsub nqi, thiab txo qhov kev xav tsis zoo nyob rau sab nraum qab ntawm lub roj teeb, yog li txhim kho lub photoelectric conversion efficiency ntawm lub roj teeb.