Enhancement of Spectral Response in <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.22135pt" id="M1" height="12.012pt" version="1.1" viewBox="0 -7.79065 16.9053 12.012" width="16.9053pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g5-234" d="M560 102L544 134C516 105 480 87 475 87C467 87 468 98 475 138C496 256 522 364 546 454H533L417 428L373 236C355 209 268 82 229 82C212 82 202 98 218 181C235 267 258 364 284 449L274 454L153 433L59 30C44 -36 21 -130 21 -169C21 -227 36 -246 61 -246C94 -246 133 -219 142 -207L139 -201C120 -182 101 -133 101 -43C101 -15 105 15 113 33H115C122 9 140 -12 159 -12C189 -12 206 -1 236 20C263 39 301 81 359 161H361C355 145 349 116 346 97C335 26 339 -12 378 -12C409 -12 473 13 560 102Z"/></g><g transform="matrix(.017,0,0,-0.017,9.921,0)"><path id="g190-100" d="M390 111C344 68 312 56 269 56C212 56 118 102 118 241C118 346 175 401 241 401C277 401 312 388 342 360C350 352 355 349 361 349C372 349 394 371 394 392C394 403 391 411 378 422C362 436 329 449 288 449H287C250 449 190 432 138 392C71 341 37 274 37 197C37 90 112 -12 238 -12C297 -12 363 32 407 90L390 111Z"/></g></svg>-<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.278pt" id="M2" height="15.6894pt" version="1.1" viewBox="0 -11.4114 59.7537 15.6894" width="59.7537pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g190-84" d="M409 504C401 567 396 607 392 642C354 654 312 665 266 665C137 665 60 583 60 487C60 374 161 325 225 290C300 250 355 215 355 141C355 68 311 21 235 21C131 21 86 122 71 183L41 176C48 128 61 42 68 21C78 16 93 8 118 0C142 -7 175 -15 216 -15C349 -15 438 69 438 174C438 287 344 333 265 374C186 414 138 449 138 522C138 576 172 631 249 631C336 631 363 562 380 499L409 504Z"/></g><g transform="matrix(.017,0,0,-0.017,8.031,0)"><path id="g190-106" d="M135 536C164 536 186 560 186 587C186 617 164 639 136 639C109 639 85 617 85 587C85 560 109 536 135 536ZM252 0V26C188 32 181 38 181 106V451C138 433 90 420 39 412V388C99 379 102 374 102 312V106C102 38 95 32 32 26V0H252Z"/></g><g transform="matrix(.012,0,0,-0.012,12.677,4.134)"><path id="g50-50" d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"/></g><g transform="matrix(.012,0,0,-0.012,18.528,4.134)"><path id="g54-33" d="M556 236V289H56V236H556Z"/></g><g transform="matrix(.012,0,0,-0.012,25.867,4.134)"><path id="g50-121" d="M545 403C545 425 527 451 498 451C448 451 400 404 312 286L290 341C262 412 246 451 219 451C182 451 138 404 92 345L112 323C152 368 169 378 181 378C192 378 201 359 216 321L257 214C184 115 142 69 113 69C102 69 93 73 88 79S78 89 68 89C47 89 24 61 24 40C24 8 49 -12 75 -12C125 -12 175 31 271 175L312 64C330 15 357 -12 382 -12C421 -12 475 35 515 98L496 121C466 88 439 62 420 62C402 62 384 92 363 147L325 247C349 280 374 309 397 333C422 361 446 381 462 381C471 381 481 374 488 366C493 360 499 357 505 357C521 357 545 380 545 403Z"/></g><g transform="matrix(.017,0,0,-0.017,33.433,0)"><path id="g190-72" d="M692 302H438V274C537 267 543 260 543 188V103C543 61 531 48 511 37C489 26 458 20 424 20C231 20 146 188 146 333C146 517 258 630 411 630C507 630 582 597 606 474L634 480C627 546 622 601 619 636C586 643 510 665 426 665C230 665 44 552 44 321C44 122 191 -15 411 -15C491 -15 573 7 635 21C629 49 628 81 628 116V202C628 261 632 266 692 274V302Z"/></g><g transform="matrix(.017,0,0,-0.017,45.841,0)"><path id="g190-102" d="M380 106C343 72 306 56 265 56C195 56 116 112 115 248C235 252 361 262 377 265C396 269 400 277 400 297C400 374 333 449 250 449H249C198 449 144 421 103 376S37 269 37 201C37 88 109 -12 232 -12C263 -12 332 6 395 84L380 106ZM225 412C281 412 315 364 314 312C314 297 308 292 290 292C232 290 176 289 120 289C135 370 180 412 225 412Z"/></g><g transform="matrix(.012,0,0,-0.012,53.207,4.134)"><use xlink:href="#g50-121"/></g></svg>:H Thin-Film Solar Cells with a-Si:H/<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.22135pt" id="M3" height="12.012pt" version="1.1" viewBox="0 -7.79065 9.60961 12.012" width="9.60961pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><use xlink:href="#g5-234"/></g></svg>c-Si:H P-Type Window Layers

<div>The quantum efficiency of <i>μ</i>c-Si<sub>0.88</sub>Ge<sub>0.12</sub>:H p-i-n single-junction solar cells with different p-type window layers.</div>

International Journal of Photoenergy

fig6

Figure 6

Figure 6: Enhancement of Spectral Response in <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.22135pt" id="M1" height="12.012pt" version="1.1" viewBox="0 -7.79065 16.9053 12.012" width="16.9053pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g5-234" d="M560 102L544 134C516 105 480 87 475 87C467 87 468 98 475 138C496 256 522 364 546 454H533L417 428L373 236C355 209 268 82 229 82C212 82 202 98 218 181C235 267 258 364 284 449L274 454L153 433L59 30C44 -36 21 -130 21 -169C21 -227 36 -246 61 -246C94 -246 133 -219 142 -207L139 -201C120 -182 101 -133 101 -43C101 -15 105 15 113 33H115C122 9 140 -12 159 -12C189 -12 206 -1 236 20C263 39 301 81 359 161H361C355 145 349 116 346 97C335 26 339 -12 378 -12C409 -12 473 13 560 102Z"/></g><g transform="matrix(.017,0,0,-0.017,9.921,0)"><path id="g190-100" d="M390 111C344 68 312 56 269 56C212 56 118 102 118 241C118 346 175 401 241 401C277 401 312 388 342 360C350 352 355 349 361 349C372 349 394 371 394 392C394 403 391 411 378 422C362 436 329 449 288 449H287C250 449 190 432 138 392C71 341 37 274 37 197C37 90 112 -12 238 -12C297 -12 363 32 407 90L390 111Z"/></g></svg>-<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.278pt" id="M2" height="15.6894pt" version="1.1" viewBox="0 -11.4114 59.7537 15.6894" width="59.7537pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g190-84" d="M409 504C401 567 396 607 392 642C354 654 312 665 266 665C137 665 60 583 60 487C60 374 161 325 225 290C300 250 355 215 355 141C355 68 311 21 235 21C131 21 86 122 71 183L41 176C48 128 61 42 68 21C78 16 93 8 118 0C142 -7 175 -15 216 -15C349 -15 438 69 438 174C438 287 344 333 265 374C186 414 138 449 138 522C138 576 172 631 249 631C336 631 363 562 380 499L409 504Z"/></g><g transform="matrix(.017,0,0,-0.017,8.031,0)"><path id="g190-106" d="M135 536C164 536 186 560 186 587C186 617 164 639 136 639C109 639 85 617 85 587C85 560 109 536 135 536ZM252 0V26C188 32 181 38 181 106V451C138 433 90 420 39 412V388C99 379 102 374 102 312V106C102 38 95 32 32 26V0H252Z"/></g><g transform="matrix(.012,0,0,-0.012,12.677,4.134)"><path id="g50-50" d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"/></g><g transform="matrix(.012,0,0,-0.012,18.528,4.134)"><path id="g54-33" d="M556 236V289H56V236H556Z"/></g><g transform="matrix(.012,0,0,-0.012,25.867,4.134)"><path id="g50-121" d="M545 403C545 425 527 451 498 451C448 451 400 404 312 286L290 341C262 412 246 451 219 451C182 451 138 404 92 345L112 323C152 368 169 378 181 378C192 378 201 359 216 321L257 214C184 115 142 69 113 69C102 69 93 73 88 79S78 89 68 89C47 89 24 61 24 40C24 8 49 -12 75 -12C125 -12 175 31 271 175L312 64C330 15 357 -12 382 -12C421 -12 475 35 515 98L496 121C466 88 439 62 420 62C402 62 384 92 363 147L325 247C349 280 374 309 397 333C422 361 446 381 462 381C471 381 481 374 488 366C493 360 499 357 505 357C521 357 545 380 545 403Z"/></g><g transform="matrix(.017,0,0,-0.017,33.433,0)"><path id="g190-72" d="M692 302H438V274C537 267 543 260 543 188V103C543 61 531 48 511 37C489 26 458 20 424 20C231 20 146 188 146 333C146 517 258 630 411 630C507 630 582 597 606 474L634 480C627 546 622 601 619 636C586 643 510 665 426 665C230 665 44 552 44 321C44 122 191 -15 411 -15C491 -15 573 7 635 21C629 49 628 81 628 116V202C628 261 632 266 692 274V302Z"/></g><g transform="matrix(.017,0,0,-0.017,45.841,0)"><path id="g190-102" d="M380 106C343 72 306 56 265 56C195 56 116 112 115 248C235 252 361 262 377 265C396 269 400 277 400 297C400 374 333 449 250 449H249C198 449 144 421 103 376S37 269 37 201C37 88 109 -12 232 -12C263 -12 332 6 395 84L380 106ZM225 412C281 412 315 364 314 312C314 297 308 292 290 292C232 290 176 289 120 289C135 370 180 412 225 412Z"/></g><g transform="matrix(.012,0,0,-0.012,53.207,4.134)"><use xlink:href="#g50-121"/></g></svg>:H Thin-Film Solar Cells with a-Si:H/<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.22135pt" id="M3" height="12.012pt" version="1.1" viewBox="0 -7.79065 9.60961 12.012" width="9.60961pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><use xlink:href="#g5-234"/></g></svg>c-Si:H P-Type Window Layers 

International Journal of Photoenergy

Enhancement of Spectral Response in -:H Thin-Film Solar Cells with a-Si:H/c-Si:H P-Type Window Layers

Figure 6