direct, 44
global, 44
transmitted, 387
tracking, 236, 371, 377
dual axis, 377
Solar cell
3rd generation
hot carrier, 246–247
intermediate band, 245–246
multi-exciton generation, 244–245
multi-junction, 240
spectral downconversion, 241–242
spectral upconversion, 241
active area, 134
back contact, 200
back reflector, 193
back surface field, 164–165, 169, 170
buried junction, 201
busbar, 163, 223, 232
crystalline silicon, 153–174, 330
design, 160–166
fabrication, 166–169
light induced degradation, 170
design rule
bandgap utilization, 131, 137–139, 156, 162, 193, 201
light management, see Light management
spectral utilization, 139, 155
efficiency, 17, 111, 114, 136