Performance and Stability Comparison of Low-Cost Mixed Halide Perovskite Solar Cells: CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3-</sub><svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M1" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><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></svg>Cl<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M2" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg> and CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3-</sub><svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M3" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg>SCN<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M4" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg>

<div>Decomposition of perovskite layer seen on day 13.</div>

International Journal of Photoenergy

fig7

Figure 7

Figure 7: Performance and Stability Comparison of Low-Cost Mixed Halide Perovskite Solar Cells: CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3-</sub><svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M1" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><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></svg>Cl<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M2" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg> and CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3-</sub><svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M3" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg>SCN<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.34426pt" id="M4" height="5.77417pt" version="1.1" viewBox="-0.0657574 -1.42991 7.64947 5.77417" width="7.64947pt"><g transform="matrix(.012,0,0,-0.012,0,4.134)"><use xlink:href="#g50-121"/></g></svg> 

International Journal of Photoenergy

Performance and Stability Comparison of Low-Cost Mixed Halide Perovskite Solar Cells: CH3NH3PbI3-Cl and CH3NH3PbI3-SCN

Figure 7

Performance and Stability Comparison of Low-Cost Mixed Halide Perovskite Solar Cells: CH₃NH₃PbI_3-Cl and CH₃NH₃PbI_3-SCN