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[{"key": "dc.contributor.advisor", "value": "Moilanen, Jani", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.advisor", "value": "Tuononen, Heikki", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.author", "value": "Uurasj\u00e4rvi, Emilia", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2017-06-21T12:17:04Z", "language": "", "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2017-06-21T12:17:04Z", "language": "", "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2017", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.other", "value": "oai:jykdok.linneanet.fi:1704260", "language": null, "element": "identifier", "qualifier": "other", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/54632", "language": "", "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Redox-aktiiviset siltaavat ligandit on mahdollista hapettaa tai pelkist\u00e4\u00e4 suhteellisen pysyviksi radikaaleiksi inertiss\u00e4 atmosf\u00e4\u00e4riss\u00e4. Siltaavina ligandeina ne voivat koordinoitua kahden tai useamman metalli-ionin v\u00e4lille. Paramagneettiset siltaavat radikaaliligandit ja lantanoidit ovat lupaavia rakenneosia yksitt\u00e4ismolekyylimagneettien valmistuksessa, sill\u00e4 radikaalien diffuusit spinorbitaalit voivat peitt\u00e4\u00e4 lantanoidien 4f-orbitaaleja, jolloin muodostuu voimakas vaihtokytkent\u00e4 lantanoidin ja radikaalin v\u00e4lille. Lantanoidikompleksien magneettisuus syntyy lantanoidi-ionin elektronien, spin-ratakytkenn\u00e4n ja kidekentt\u00e4ymp\u00e4rist\u00f6n vuorovaikutuksista ja siihen vaikuttaa ligandien ja metallin v\u00e4lisen kytkenn\u00e4n lis\u00e4ksi my\u00f6s kompleksin symmetria. Yksitt\u00e4ismolekyylimagneetit ovat yhdisteit\u00e4, jotka toimivat eritt\u00e4in matalissa l\u00e4mp\u00f6tiloissa kuten tavalliset magneetit, eli ne voidaan magnetisoida magneettikent\u00e4ss\u00e4 ja ne s\u00e4ilytt\u00e4v\u00e4t magneettisuutensa, kun ulkoinen magneettikentt\u00e4 poistetaan.\r\n\r\nT\u00e4ss\u00e4 tutkielmassa tarkastellaan redox-aktiivisten siltaavien ligandien k\u00e4ytt\u00f6\u00e4 lantanoidikompleksien syntetisoinnissa. Kirjallisuusosassa luodaan ensin lyhyt katsaus molekyylien magneettisuuden teoriaan sek\u00e4 perusk\u00e4sitteisiin ja sen j\u00e4lkeen keskityt\u00e4\u00e4n redox-aktiivisiin siltaaviin ligandeihin lantanoidikomplekseissa. Niihin liittyen k\u00e4yd\u00e4\u00e4n l\u00e4pi radikaalisilloitettujen kompleksien synteesit ja tarkastellaan kompleksien magneettisia ominaisuuksia sek\u00e4 niihin vaikuttavia tekij\u00f6it\u00e4.\r\n\r\nKokeellisessa osuudessa valmistettiin nelj\u00e4 siltaavaa redox-aktiivista hapen tai typen ja rikin kautta sitoutuvaa hydroksi- tai tiobentseenipohjaista ligandia ja tutkittiin, muodostavatko ne dinukleaarisia komplekseja yttriumin kanssa. Tavoitteena oli kartoittaa, olisiko mahdollista valmistaa rikkiatomien kautta lantanoideihin koordinoituvia radikaaliligandeja. Dinukleaaristen tuotteiden sijaan osa syntetisoiduista yhdisteist\u00e4 oli polymeerisi\u00e4 ja osassa reaktioista tuli sivutuotteena Y(III)-suoloja. Lis\u00e4ksi tuotteiden niukkaliukoisuus aiheutti haasteita niiden karakterisoinnissa.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Emilia Uurasj\u00e4rvi (suemuura) on 2017-06-21 12:17:03.357406. Form: Pro gradu -lomake (https://kirjasto.jyu.fi/julkaisut/julkaisulomakkeet/pro-gradu-lomake). JyX data: [jyx_publishing-allowed (fi) =True]", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by jyx lomake-julkaisija (jyx-julkaisija.group@korppi.jyu.fi) on 2017-06-21T12:17:03Z\r\nNo. of bitstreams: 2\r\nURN:NBN:fi:jyu-201706213010.pdf: 2587876 bytes, checksum: 2e32f1ed33ac338fb439ed3646ceea67 (MD5)\r\nlicense.html: 4825 bytes, checksum: c105bdb881cb5234b27701aca81ff1fe (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2017-06-21T12:17:04Z (GMT). No. of bitstreams: 2\r\nURN:NBN:fi:jyu-201706213010.pdf: 2587876 bytes, checksum: 2e32f1ed33ac338fb439ed3646ceea67 (MD5)\r\nlicense.html: 4825 bytes, checksum: c105bdb881cb5234b27701aca81ff1fe (MD5)\r\n Previous issue date: 2017", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "1 verkkoaineisto (108 sivua)", "language": null, "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.format.mimetype", "value": "application/pdf", "language": null, "element": "format", "qualifier": "mimetype", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "radikaaliligandi", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": 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