Monolithic perovskite/silicon tandem solar cell with >29% efficiency by enhanced hole extraction
Author(s) -
Amran AlAshouri,
Eike Köhnen,
Bor Li,
Artiom Magomedov,
Hannes Hempel,
Pietro Caprioglio,
J.A. Marquez,
Anna Belen MoralesVilches,
Ernestas Kasparavičius,
Joel A. Smith,
Nga Phung,
Dorothee Menzel,
Max Grischek,
Lukas Kegelmann,
Dieter Skroblin,
Christian Gollwitzer,
Tadas Malinauskas,
Marko Jošt,
Gašper Matič,
B. Rech,
Rutger Schlatmann,
Marko Topič,
Lars Korte,
Antonio Abate,
Bernd Stannowski,
Dieter Neher,
Martin Stolterfoht,
Thomas Unold,
Vytautas Getautis,
Steve Albrecht
Publication year - 2020
Publication title -
science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 12.556
H-Index - 1186
eISSN - 1095-9203
pISSN - 0036-8075
DOI - 10.1126/science.abd4016
Subject(s) - tandem , perovskite (structure) , silicon , extraction (chemistry) , materials science , perovskite solar cell , solar cell , silicon solar cell , optoelectronics , chemistry , crystallography , chromatography , composite material
Efficiency from hole-selective contacts Perovskite/silicon tandem solar cells must stabilize a perovskite material with a wide bandgap and also maintain efficient charge carrier transport. Al-Ashouriet al. stabilized a perovskite with a 1.68–electron volt bandgap with a self-assembled monolayer that acted as an efficient hole-selective contact that minimizes nonradiative carrier recombination. In air without encapsulation, a tandem silicon cell retained 95% of its initial power conversion efficiency of 29% after 300 hours of operation.Science , this issue p.1300
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