{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhao J"],"funding":["National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund","National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund (NSFC-Yunnan Joint Fund)"],"pagination":["747"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC7854592"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(1)"],"pubmed_abstract":["The simple ABO<sub>3</sub> and A-site-ordered AA'<sub>3</sub>B<sub>4</sub>O<sub>12</sub> perovskites represent two types of classical perovskite functional materials. There are well-known simple perovskites with ferroelectric properties, while there is still no report of ferroelectricity due to symmetry breaking transition in A-site-ordered quadruple perovskites. Here we report the high pressure synthesis of an A-site-ordered perovskite PbHg<sub>3</sub>Ti<sub>4</sub>O<sub>12</sub>, the only known quadruple perovskite that transforms from high-temperature centrosymmetric paraelectric phase to low-temperature non-centrosymmetric ferroelectric phase. The coordination chemistry of Hg<sup>2+</sup> is changed from square planar as in typical A-site-ordered quadruple perovskite to a rare stereo t"],"journal":["Nature communications"],"pubmed_title":["A combinatory ferroelectric compound bridging simple ABO<sub>3</sub> and A-site-ordered quadruple perovskite."],"pmcid":["PMC7854592"],"funding_grant_id":["11820101003"],"pubmed_authors":["Cao L","Yu R","Hu Z","Zhang J","Ren Y","Gao J","Liu Q","Huang Q","Greenblatt M","Long Y","Jin C","Chen CT","Deng Z","Tjeng LH","Wang X","Zhao J","Shen X","Dong C","Duan L","Ren C","Li W","Qian Y","Li Z","Zhu J","Weng H","Lin HJ","Weng SC"],"additional_accession":[]},"is_claimable":false,"name":"A combinatory ferroelectric compound bridging simple ABO<sub>3</sub> and A-site-ordered quadruple perovskite.","description":"The simple ABO<sub>3</sub> and A-site-ordered AA'<sub>3</sub>B<sub>4</sub>O<sub>12</sub> perovskites represent two types of classical perovskite functional materials. There are well-known simple perovskites with ferroelectric properties, while there is still no report of ferroelectricity due to symmetry breaking transition in A-site-ordered quadruple perovskites. Here we report the high pressure synthesis of an A-site-ordered perovskite PbHg<sub>3</sub>Ti<sub>4</sub>O<sub>12</sub>, the only known quadruple perovskite that transforms from high-temperature centrosymmetric paraelectric phase to low-temperature non-centrosymmetric ferroelectric phase. The coordination chemistry of Hg<sup>2+</sup> is changed from square planar as in typical A-site-ordered quadruple perovskite to a rare stereo t","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Feb","modification":"2025-06-01T00:30:57.494Z","creation":"2025-06-01T00:30:57.494Z"},"accession":"S-EPMC7854592","cross_references":{"pubmed":["33531480"],"doi":["10.1038/s41467-020-20833-6"]}}