Title :
Theoretical comparison of IBC solar cells with N- and P-type substrate under high and very high illumination
Author :
Boumaour, M. ; van de Wiele, F.
Author_Institution :
Université Catholique de Louvain, Laboratoire de Microélectronique, Louvain-la-Neuve, Belgium
Abstract :
IBC solar cells are investigated using exact 2D numerical simulation. At very high illumination the efficiency of P-type substrate cells is strongly reduced by a loss of base conductivity modulation which is not observed in N-substrate devices.
Keywords :
carrier density; semiconductor device models; short-circuit currents; solar cells; substrates; N-substrate devices; P-type substrate; base conductivity modulation; carrier concentration; cell efficiency; high illumination; interdigital back contact solar cells; modelling; open circuit voltage; short circuit current; two dimensional numerical simulation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19840645
