{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Kobayashi M"],"funding":["Dynamic Alliance for Open Innovation Bridging Human, Environment and Materials","Ministry of Education, Culture, Sports, Science and Technology","Nippon Sheet Glass Foundation for Materials Science and Engineering"],"pagination":["260-263"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC6362659"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["75(Pt 2)"],"pubmed_abstract":["Single crystals of the solid solution series Ca<sub>4+<i>x</i></sub> Y<sub>3-<i>x</i></sub> Si<sub>7</sub>O<sub>15+<i>x</i></sub> N<sub>5-<i>x</i></sub> were obtained by a solid-state reaction method using a flux for <i>x</i> = 0, 0.5 and 1, resulting in Ca<sub>4</sub>Y<sub>3</sub>Si<sub>7</sub>O<sub>15</sub>N<sub>5</sub> (tetra-calcium triyttrium hepta-silicon oxynitride), Ca<sub>4.5</sub>Y<sub>2.5</sub>Si<sub>7</sub>O<sub>15.5</sub>N<sub>4.5</sub> and Ca<sub>5</sub>Y<sub>2</sub>Si<sub>7</sub>O<sub>16</sub>N<sub>4</sub> (penta-calcium diyttrium hepta-silicon oxynitride). Single-crystal X-ray analysis revealed that the three compounds are isotypic and belong to space-group type <i>P</i>6<sub>3</sub>/<i>m</i>. Ca<sup>2+</sup> and Y<sup>3+</sup> cations are distributed over two crystallograp"],"journal":["Acta crystallographica. Section E, Crystallographic communications"],"pubmed_title":["Crystal structures of Ca<sub>4+<i>x</i></sub> Y<sub>3-<i>x</i></sub> Si<sub>7</sub>O<sub>15+<i>x</i></sub> N<sub>5-<i>x</i></sub> (0 ≤ <i>x</i> ≤ 1) comprising of an isolated [Si<sub>7</sub>(O,N)<sub>19</sub>] unit."],"pmcid":["PMC6362659"],"funding_grant_id":["JP16H06438","JP16H06439","JP16H06440"],"pubmed_authors":["Kato H","Fujii K","Yashima M","Yasunaga T","Kobayashi M","Kakihana M"],"additional_accession":[]},"is_claimable":false,"name":"Crystal structures of Ca<sub>4+<i>x</i></sub> Y<sub>3-<i>x</i></sub> Si<sub>7</sub>O<sub>15+<i>x</i></sub> N<sub>5-<i>x</i></sub> (0 ≤ <i>x</i> ≤ 1) comprising of an isolated [Si<sub>7</sub>(O,N)<sub>19</sub>] unit.","description":"Single crystals of the solid solution series Ca<sub>4+<i>x</i></sub> Y<sub>3-<i>x</i></sub> Si<sub>7</sub>O<sub>15+<i>x</i></sub> N<sub>5-<i>x</i></sub> were obtained by a solid-state reaction method using a flux for <i>x</i> = 0, 0.5 and 1, resulting in Ca<sub>4</sub>Y<sub>3</sub>Si<sub>7</sub>O<sub>15</sub>N<sub>5</sub> (tetra-calcium triyttrium hepta-silicon oxynitride), Ca<sub>4.5</sub>Y<sub>2.5</sub>Si<sub>7</sub>O<sub>15.5</sub>N<sub>4.5</sub> and Ca<sub>5</sub>Y<sub>2</sub>Si<sub>7</sub>O<sub>16</sub>N<sub>4</sub> (penta-calcium diyttrium hepta-silicon oxynitride). Single-crystal X-ray analysis revealed that the three compounds are isotypic and belong to space-group type <i>P</i>6<sub>3</sub>/<i>m</i>. Ca<sup>2+</sup> and Y<sup>3+</sup> cations are distributed over two crystallograp","dates":{"release":"2019-01-01T00:00:00Z","publication":"2019 Feb","modification":"2025-04-26T11:18:13.654Z","creation":"2019-08-04T07:00:52Z"},"accession":"S-EPMC6362659","cross_references":{"pubmed":["30800463"],"doi":["10.1107/S2056989019001257"]}}