SEMICONDUCTOR NON-TRADITIONAL ENERGY SOURCES

SOLAR CELL DESIGN. DEVICE PERFORMANCES


Figures above. PC simulated variation of (a) Jsc, (b) Voc, and (c) cell effi ciency with the substrate thickness. Reducing the substrate thickness from 400 ?m to 200 ?m is predicted to signifi cantly increase all the three parameters.
Figure below: I-V curve of a rear emitter n-type cell as measured at Sandia National Laboratories under 100 mW/cm2, AM1.5 global spectrum at 25?C.

Figure below: Spectral response of the best n-type re-PERT cell, Wnrj7-2a, on a 1.5 ?-cm resistivity, 170 ?m thin n-type substrate.

Figure below: Thickness eff ect on IQE simulated from PC-1D.