{"id":{"repo_id":"vilnius","oai_identifier":"oai:vu.lt:elaba:193288323"},"canonical_url":"https://search.dev.ndltd.org/etd/vilnius/oai:vu.lt:elaba:193288323","repository":{"repo_id":"vilnius","name":"Vilnius University","base_url":"https://epublications.vu.lt/oai"},"display":{"title":"BiMnO3 turinčių kietųjų tirpalų sintezė ir tyrimas /","abstract":"Perovskite-type compounds containing BiMnO3 were synthesized in this work. For the first time sol-gel combustion method was succesfully employed for the preparation of BixLa1-xMnO3+δ solid solutions. XRD analysis demonstrated that the maximal amount of BiMnO3 in LaMnO3 structure was 65 mol%. The phase transition was observed from trigonal (when x=0.1-0.3) to cubic (when x=0.4-0.65). All BixLa1-xMnO3+δ samples demonstrated paramagnetic behavior at room temperature and magnetization depends on chemical structure and composition. Sol-gel method was applied for preparation of (1-x)BaTiO3-xBiMnO3 and (1-x)SrTiO3-xBiMnO3 solid solutions. Cubic structure was observed for all samples. Increase in BiMnO3 amount did not cause any visible changes in perovskite structure. Maximal amount of BiMnO3 in (1-x)BaTiO3-xBiMnO3 solid solutions was 60 % and for (1-x)SrTiO3-xBiMnO3 – 50 %. Secondary Mn3O4 phase was observed for (1-x)SrTiO3-xBiMnO3 (where x=0.4-0.5). Magnetic measurements of (1-x)BaTiO3-xBiMnO3 system demonstrated that at room temperature all samples are paramagnetic. SEM analys showed, that increase in BiMnO3 amount resulted in significant growth of the grains.","abstract_html":"Perovskite-type compounds containing BiMnO3 were synthesized in this work. For the first time sol-gel combustion method was succesfully employed for the preparation of BixLa1-xMnO3+δ solid solutions. XRD analysis demonstrated that the maximal amount of BiMnO3 in LaMnO3 structure was 65 mol%. The phase transition was observed from trigonal (when x=0.1-0.3) to cubic (when x=0.4-0.65). All BixLa1-xMnO3+δ samples demonstrated paramagnetic behavior at room temperature and magnetization depends on chemical structure and composition. Sol-gel method was applied for preparation of (1-x)BaTiO3-xBiMnO3 and (1-x)SrTiO3-xBiMnO3 solid solutions. Cubic structure was observed for all samples. Increase in BiMnO3 amount did not cause any visible changes in perovskite structure. Maximal amount of BiMnO3 in (1-x)BaTiO3-xBiMnO3 solid solutions was 60 % and for (1-x)SrTiO3-xBiMnO3 – 50 %. Secondary Mn3O4 phase was observed for (1-x)SrTiO3-xBiMnO3 (where x=0.4-0.5). Magnetic measurements of (1-x)BaTiO3-xBiMnO3 system demonstrated that at room temperature all samples are paramagnetic. SEM analys showed, that increase in BiMnO3 amount resulted in significant growth of the grains.","abstract_has_math":false,"creators":["Karoblis, Dovydas,"],"institution":"Institutional Repository of Vilnius University","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2020,"date_issued":"2020","date_published":"2020","updated_at":"2026-07-24T05:55:40Z","subjects":[],"languages":["lit"],"rights":["info:eu-repo/semantics/openAccess"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://repository.vu.lt/VU:ELABAETD193288323&prefLang=en_US","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Karoblis, Dovydas,"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2020"]},{"key":"dc:publisher","label":"Institution","values":["Institutional Repository of Vilnius University"]},{"key":"dc:relation","label":"Dc Relation","values":["https://epublications.vu.lt/object/elaba:193288323/193288323.pdf"]},{"key":"dc:type","label":"Dc Type","values":["info:eu-repo/semantics/masterThesis"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["lit"]},{"key":"dc:rights","label":"Dc Rights","values":["info:eu-repo/semantics/openAccess"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://repository.vu.lt/VU:ELABAETD193288323&prefLang=en_US"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Perovskite-type compounds containing BiMnO3 were synthesized in this work. For the first time sol-gel combustion method was succesfully employed for the preparation of BixLa1-xMnO3+δ solid solutions. XRD analysis demonstrated that the maximal amount of BiMnO3 in LaMnO3 structure was 65 mol%. The phase transition was observed from trigonal (when x=0.1-0.3) to cubic (when x=0.4-0.65). All BixLa1-xMnO3+δ samples demonstrated paramagnetic behavior at room temperature and magnetization depends on chemical structure and composition. Sol-gel method was applied for preparation of (1-x)BaTiO3-xBiMnO3 and (1-x)SrTiO3-xBiMnO3 solid solutions. Cubic structure was observed for all samples. Increase in BiMnO3 amount did not cause any visible changes in perovskite structure. Maximal amount of BiMnO3 in (1-x)BaTiO3-xBiMnO3 solid solutions was 60 % and for (1-x)SrTiO3-xBiMnO3 – 50 %. Secondary Mn3O4 phase was observed for (1-x)SrTiO3-xBiMnO3 (where x=0.4-0.5). Magnetic measurements of (1-x)BaTiO3-xBiMnO3 system demonstrated that at room temperature all samples are paramagnetic. SEM analys showed, that increase in BiMnO3 amount resulted in significant growth of the grains."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["BiMnO3 turinčių kietųjų tirpalų sintezė ir tyrimas /","Synthesis and characterization of bimno3 containing solid solutions."]}]}],"canonical_facts":{"dc:creator":["Karoblis, Dovydas,"],"dc:date":["2020"],"dc:description":["Perovskite-type compounds containing BiMnO3 were synthesized in this work. For the first time sol-gel combustion method was succesfully employed for the preparation of BixLa1-xMnO3+δ solid solutions. XRD analysis demonstrated that the maximal amount of BiMnO3 in LaMnO3 structure was 65 mol%. The phase transition was observed from trigonal (when x=0.1-0.3) to cubic (when x=0.4-0.65). All BixLa1-xMnO3+δ samples demonstrated paramagnetic behavior at room temperature and magnetization depends on chemical structure and composition. Sol-gel method was applied for preparation of (1-x)BaTiO3-xBiMnO3 and (1-x)SrTiO3-xBiMnO3 solid solutions. Cubic structure was observed for all samples. Increase in BiMnO3 amount did not cause any visible changes in perovskite structure. Maximal amount of BiMnO3 in (1-x)BaTiO3-xBiMnO3 solid solutions was 60 % and for (1-x)SrTiO3-xBiMnO3 – 50 %. Secondary Mn3O4 phase was observed for (1-x)SrTiO3-xBiMnO3 (where x=0.4-0.5). Magnetic measurements of (1-x)BaTiO3-xBiMnO3 system demonstrated that at room temperature all samples are paramagnetic. SEM analys showed, that increase in BiMnO3 amount resulted in significant growth of the grains."],"dc:format":["application/pdf"],"dc:identifier":["https://repository.vu.lt/VU:ELABAETD193288323&prefLang=en_US"],"dc:language":["lit"],"dc:publisher":["Institutional Repository of Vilnius University"],"dc:relation":["https://epublications.vu.lt/object/elaba:193288323/193288323.pdf"],"dc:rights":["info:eu-repo/semantics/openAccess"],"dc:title":["BiMnO3 turinčių kietųjų tirpalų sintezė ir tyrimas /","Synthesis and characterization of bimno3 containing solid solutions."],"dc:type":["info:eu-repo/semantics/masterThesis"]},"updated_at":"2026-07-24T05:55:40Z"}