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However, it still remains challenging to obtain 0D chiral metal halides with simultaneously strong CPL and high photoluminescence quantum yield. Here, a new enantiomeric pair of 0D hybrid lead\u2010tin bromides, (<jats:italic>RR<\/jats:italic>\/<jats:italic>SS<\/jats:italic>\u2010C<jats:sub>6<\/jats:sub>N<jats:sub>2<\/jats:sub>H<jats:sub>16<\/jats:sub>)<jats:sub>2<\/jats:sub>Pb<jats:sub>0.968<\/jats:sub>Sn<jats:sub>0.032<\/jats:sub>Br<jats:sub>6<\/jats:sub>\u2009\u22c5\u20092H<jats:sub>2<\/jats:sub>O (<jats:italic>R<\/jats:italic>\/<jats:italic>S<\/jats:italic>\u2010PbSnBr\u2009\u22c5\u2009H<jats:sub>2<\/jats:sub>O), is reported. The<jats:italic>R<\/jats:italic>\/<jats:italic>S<\/jats:italic>\u2010PbSnBr\u2009\u22c5\u2009H<jats:sub>2<\/jats:sub>O compounds not only show intriguing self\u2010trapped exciton emissions with near\u2010unity quantum yield, but also present intense CPL with a dissymmetry factor<jats:italic>g<\/jats:italic><jats:sub>lum<\/jats:sub>of \u00b13.0\u00d710<jats:sup>\u22123<\/jats:sup>. Such CPL activities originate from the asymmetric [SnBr<jats:sub>6<\/jats:sub>]<jats:sup>4\u2212<\/jats:sup>luminophores in<jats:italic>R<\/jats:italic>\/<jats:italic>S<\/jats:italic>\u2010PbSnBr\u2009\u22c5\u2009H<jats:sub>2<\/jats:sub>O, due to the induced structural chirality by the organic ligands via N\u2212H\u22c5\u22c5\u22c5Br hydrogen bonds. Furthermore, CPL emissions with tunable colors from<jats:italic>R<\/jats:italic>\/<jats:italic>S<\/jats:italic>\u2010PbSnBr\u2009\u22c5\u2009H<jats:sub>2<\/jats:sub>O and dehydrated compounds are reversibly observed, which extends their chiroptical applications.<\/jats:p>","DOI":"10.1002\/anie.202212685","type":"journal-article","created":{"date-parts":[[2022,10,21]],"date-time":"2022-10-21T14:45:12Z","timestamp":1666363512000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":81,"title":["Circularly Polarized Luminescence from Zero\u2010Dimensional Hybrid Lead\u2010Tin Bromide with Near\u2010Unity Photoluminescence Quantum Yield"],"prefix":"10.1002","volume":"61","author":[{"given":"Yi","family":"Wei","sequence":"first","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chen","family":"Li","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yawen","family":"Li","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhishan","family":"Luo","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiaoyu","family":"Wu","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yulian","family":"Liu","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liming","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xin","family":"He","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wei","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1998-5527","authenticated-orcid":false,"given":"Zewei","family":"Quan","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology (SUSTech) Shenzhen 518055 China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2022,11,17]]},"reference":[{"key":"e_1_2_3_1_1","unstructured":"\u00a0"},{"key":"e_1_2_3_2_2","doi-asserted-by":"publisher","DOI":"10.1126\/science.abf5291"},{"key":"e_1_2_3_3_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2020.213329"},{"key":"e_1_2_3_4_2","doi-asserted-by":"publisher","DOI":"10.1021\/acsnano.9b08618"},{"key":"e_1_2_3_5_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.202015411"},{"key":"e_1_2_3_5_3","doi-asserted-by":"publisher","DOI":"10.1002\/ange.202015411"},{"key":"e_1_2_3_6_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.201915912"},{"key":"e_1_2_3_6_3","doi-asserted-by":"publisher","DOI":"10.1002\/ange.201915912"},{"key":"e_1_2_3_7_2","doi-asserted-by":"publisher","DOI":"10.1002\/adma.202104418"},{"key":"e_1_2_3_8_1","unstructured":"\u00a0"},{"key":"e_1_2_3_9_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.202205906"},{"key":"e_1_2_3_9_3","doi-asserted-by":"crossref","first-page":"e202205906","DOI":"10.1002\/ange.202205906","volume":"134","year":"2022","journal-title":"Angew. 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