A photovoltaic cell, the cell comprising: a silicon substrate of bulk silicon material having front and rear surfaces; an emitter layer on the rear surface of said substrate; elongate channels through the emitter layer; elongate contacts to the bulk of the silicon substrate within at least some of the elongate channels, wherein the contacts are narrower than the channels; and gaps in the emitter between at least some of the elongate contacts and the emitter layer on the sides of the contacts.
申请公布号
WO2010041262(A2)
申请公布日期
2010.04.15
申请号
WO2009IL00976
申请日期
2009.10.12
申请人
UTILIGHT LTD.;FINAROV, MOSHE;MATUSOVSKY, MIKHAEL;NOY, AMIR