Lead‐Free Halide Perovskite Solar Cells with High Photocurrents Realized Through Vacancy Modulation
Article 2014 en
Authors
HD
Hong Ding
RR
R. Ramesh
MA
Mark Asta
Abstract
1 min read
Lead free perovskite solar cells based on a CsSnI3 light absorber with a spectral response from 950 nm is demonstrated. The high photocurrents noted in the system are a consequence of SnF2 addition which reduces defect concentrations and hence the background charge carrier density.
Abdullah Mohamed Asiri, Dan Ren, Hong Zhang, Sher Bahadar Khan, Khalid A. Alamry, Hadi M. Marwani, Mohammad Sherjeel Javed Khan, Waheed A. Adeosun, Shaik M. Zakeeruddin, Michaël Grätzel
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