1. www.itrpv.net.
2. 19.1% efficient silicon solar cell;Green;Appl. Phys. Lett.,1984
3. D. Song, et. al., Proc. of the 38th IEEE-PVSC 2012 Austin, TX, USA, pp. 003004-003008.
4. V. D. Mihailetchi, et al., Proc. of the 25th EU-PVSEC 2010, Valencia, Spain, pp. 1446-1448.
5. Role of PbO-Based Glass Frit in Ag Thick-Film Contact Formation for Crystalline Si Solar Cells;Hong;Met. Mater. Int.,2009