- Lead-free halide perovskite solar cells with high photocurrents realized through vacancy modulation.
Lead-free halide perovskite solar cells with high photocurrents realized through vacancy modulation.
Advanced materials (Deerfield Beach, Fla.) (2014-09-13)
Mulmudi Hemant Kumar, Sabba Dharani, Wei Lin Leong, Pablo P Boix, Rajiv Ramanujam Prabhakar, Tom Baikie, Chen Shi, Hong Ding, Ramamoorthy Ramesh, Mark Asta, Michael Graetzel, Subodh G Mhaisalkar, Nripan Mathews
PMID25212785
ABSTRACT
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.
MATERIALS
Product Number
Brand
Product Description
Sigma-Aldrich
8-Octanoyloxypyrene-1,3,6-trisulfonic acid trisodium salt, suitable for fluorescence, ≥90% (HPCE)
Dimethyl sulfoxide, European Pharmacopoeia (EP) Reference Standard
Sigma-Aldrich
Dimethyl sulfoxide, Hybri-Max™, sterile-filtered, BioReagent, suitable for hybridoma, ≥99.7%
Sigma-Aldrich
Dimethyl sulfoxide, sterile-filtered, BioPerformance Certified, meets EP, USP testing specifications, suitable for hybridoma
Sigma-Aldrich
Dimethyl sulfoxide, meets EP testing specifications, meets USP testing specifications