{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Kavanagh SR"],"funding":["European Research Council","National Research Foundation of Korea","Engineering and Physical Sciences Research Council"],"pagination":["2709-2716"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8489399"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["8(10)"],"pubmed_abstract":["Perovskite-inspired materials aim to replicate the optoelectronic performance of lead-halide perovskites, while eliminating issues with stability and toxicity. Chalcohalides of group IV/V elements have attracted attention due to enhanced stability provided by stronger metal-chalcogen bonds, alongside compositional flexibility and ns<sup>2</sup> lone pair cations - a performance-defining feature of halide perovskites. Following the experimental report of solution-grown tin-antimony sulfoiodide (Sn<sub>2</sub>SbS<sub>2</sub>I<sub>3</sub>) solar cells, with power conversion efficiencies above 4%, we assess the structural and electronic properties of this emerging photovoltaic material. We find that the reported centrosymmetric <i>Cmcm</i> crystal structure represents an average over multiple "],"journal":["Materials horizons"],"pubmed_title":["Hidden spontaneous polarisation in the chalcohalide photovoltaic absorber Sn<sub>2</sub>SbS<sub>2</sub>I<sub>3</sub>."],"pmcid":["PMC8489399"],"funding_grant_id":["EP/R029431","EP/S023259/1","2327795","758345","EP/T022213","2018R1C1B6008728","EP/N01572X/1","EP/P020194","EP/L000202"],"pubmed_authors":["Walsh A","Savory CN","Kavanagh SR","Scanlon DO"],"additional_accession":[]},"is_claimable":false,"name":"Hidden spontaneous polarisation in the chalcohalide photovoltaic absorber Sn<sub>2</sub>SbS<sub>2</sub>I<sub>3</sub>.","description":"Perovskite-inspired materials aim to replicate the optoelectronic performance of lead-halide perovskites, while eliminating issues with stability and toxicity. Chalcohalides of group IV/V elements have attracted attention due to enhanced stability provided by stronger metal-chalcogen bonds, alongside compositional flexibility and ns<sup>2</sup> lone pair cations - a performance-defining feature of halide perovskites. Following the experimental report of solution-grown tin-antimony sulfoiodide (Sn<sub>2</sub>SbS<sub>2</sub>I<sub>3</sub>) solar cells, with power conversion efficiencies above 4%, we assess the structural and electronic properties of this emerging photovoltaic material. We find that the reported centrosymmetric <i>Cmcm</i> crystal structure represents an average over multiple ","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Oct","modification":"2025-05-18T12:31:29.251Z","creation":"2025-05-18T12:31:29.251Z"},"accession":"S-EPMC8489399","cross_references":{"pubmed":["34617541"],"doi":["10.1039/d1mh00764e"]}}