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A size-selective precipitation procedure using 2-propanol as a non-solvent allows separating a series of fractions of CZTS nanocrystals with an average size (bandgap) varying from 3\u2009nm (1.72\u2009eV) to 2\u2009nm (2.04\u2009eV). The size-selected CZTS nanocrystals revealed also phonon confinement, with the main phonon mode frequency varying by about 4\u2009cm<jats:sup>\u22121<\/jats:sup> between 2\u2009nm and 3\u2009nm NCs.<\/jats:p>","DOI":"10.1038\/s41598-018-32004-1","type":"journal-article","created":{"date-parts":[[2018,9,6]],"date-time":"2018-09-06T10:05:17Z","timestamp":1536228317000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":50,"title":["\u201cGreen\u201d Aqueous Synthesis and Advanced Spectral Characterization of Size-Selected Cu2ZnSnS4 Nanocrystal Inks"],"prefix":"10.1038","volume":"8","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5054-2746","authenticated-orcid":false,"given":"Oleksandr","family":"Stroyuk","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexandra","family":"Raevskaya","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Oleksandr","family":"Selyshchev","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Volodymyr","family":"Dzhagan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nikolai","family":"Gaponik","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8455-4582","authenticated-orcid":false,"given":"Dietrich R. 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