1.
J Werner; A Walter; E Rucavado; S-J Moon; D Sacchetto; M Rienaecker; R Peibst; R Brendel; X Niquille; S De Wolf; P Löper; M Morales-Masis; S Nicolay; B Niesen; C Ballif
In: Applied Physics Letters, Bd. 109, Nr. 23, S. 233902, 2016.
@article{Werner2016,
title = {Zinc tin oxide as high-temperature stable recombination layer for mesoscopic perovskite/silicon monolithic tandem solar cells},
author = {J Werner and A Walter and E Rucavado and S-J Moon and D Sacchetto and M Rienaecker and R Peibst and R Brendel and X Niquille and S De Wolf and P Löper and M Morales-Masis and S Nicolay and B Niesen and C Ballif},
doi = {10.1063/1.4971361},
year = {2016},
date = {2016-11-01},
journal = {Applied Physics Letters},
volume = {109},
number = {23},
pages = {233902},
abstract = {Perovskite/crystalline silicon tandem solar cells have the potential to reach efficiencies beyond those of silicon single-junction record devices. However, the high-temperature process of 500 °C needed for state-of-the-art mesoscopic perovskite cells has, so far, been limiting their implementation in monolithic tandem devices. Here, we demonstrate the applicability of zinc tin oxide as a recombination layer and show its electrical and optical stability at temperatures up to 500 °C. To prove the concept, we fabricate monolithic tandem cells with mesoscopic top cell with up to 16% efficiency. We then investigate the effect of zinc tin oxide layer thickness variation, showing a strong influence on the optical interference pattern within the tandem device. Finally, we discuss the perspective of mesoscopic perovskite cells for high-efficiency monolithic tandem solar cells.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Perovskite/crystalline silicon tandem solar cells have the potential to reach efficiencies beyond those of silicon single-junction record devices. However, the high-temperature process of 500 °C needed for state-of-the-art mesoscopic perovskite cells has, so far, been limiting their implementation in monolithic tandem devices. Here, we demonstrate the applicability of zinc tin oxide as a recombination layer and show its electrical and optical stability at temperatures up to 500 °C. To prove the concept, we fabricate monolithic tandem cells with mesoscopic top cell with up to 16% efficiency. We then investigate the effect of zinc tin oxide layer thickness variation, showing a strong influence on the optical interference pattern within the tandem device. Finally, we discuss the perspective of mesoscopic perovskite cells for high-efficiency monolithic tandem solar cells.