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[{"key": "dc.contributor.advisor", "value": "Alen, Raimo", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.author", "value": "M\u00e4kinen, Tuomas", "language": "", "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2018-09-04T05:24:30Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2018-09-04T05:24:30Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2018", "language": "", "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/59425", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Yh\u00e4 eneneviss\u00e4 m\u00e4\u00e4rin maailmanlaajuisesti kiinnitet\u00e4\u00e4n huomiota ilmanlaatuun ja polttonesteiden aiheuttamiin p\u00e4\u00e4st\u00f6ihin. Hiilidioksidin lis\u00e4ksi NOx -p\u00e4\u00e4st\u00f6ihin ja aromaattisten hiilivetyjen p\u00e4\u00e4st\u00f6ihin asetetaan rajoituksia ja pyrit\u00e4\u00e4n mahdollisimman puhtaasti palavaan polttonesteeseen. T\u00e4m\u00e4 vaatii sek\u00e4 polttonesteen ett\u00e4 p\u00e4\u00e4st\u00f6jen mittaamiseen k\u00e4ytett\u00e4vilt\u00e4 analyysilaitteistoilta paljon, sill\u00e4 n\u00e4ytematriisit ovat eritt\u00e4in haastavia. Petrokemian teollisuudessa on k\u00e4ytetty valtavasti resursseja uusien polttonesteiden analyysitapojen kehitt\u00e4miseen ja yksi varteenotettava menetelm\u00e4 on GC x GC. T\u00e4ll\u00e4 laitteistolla voidaan mitata my\u00f6s \u00e4\u00e4rimm\u00e4isen hyvin eritt\u00e4in pieni\u00e4 pitoisuuksia esimerkiksi ilmasta ja petrokemian ohella ilmantutkimus on toinen laitteen suurista k\u00e4ytt\u00f6kohteista.\nUPM Pohjois-Euroopan tutkimuskeskukseen hankittiin kyseinen laite. T\u00e4m\u00e4 pro gradu -tutkielma keskittyi laitteelle hankitun uuden ilmaisimen ja tiedonk\u00e4sittelyohjelman k\u00e4ytt\u00f6\u00f6nottoon sek\u00e4 laitteen parhaan mahdollisen k\u00e4yt\u00f6n varmistamiseen. Lis\u00e4ksi luotiin mittausmenetelm\u00e4t moninaisen hiilivetymatriisin syklisten ja aromaattisten hiilivetyjen m\u00e4\u00e4r\u00e4n mittaamista varten. T\u00e4m\u00e4n menetelm\u00e4n pohjalta tulevaisuudessa voidaan pienin muutoksin lis\u00e4t\u00e4 laitteen mittauskapasiteettia ja kasvattaa erilaisten n\u00e4ytematriisien m\u00e4\u00e4r\u00e4\u00e4.\nAnalyyttien m\u00e4\u00e4r\u00e4n mittaamisessa ei t\u00e4ysin p\u00e4\u00e4sty tavoitteeseen, sill\u00e4 aromaattisten yhdisteiden m\u00e4\u00e4r\u00e4 oli 2-3 %-yksikk\u00f6\u00e4 liian suuri vertailumittauksiin n\u00e4hden. T\u00e4h\u00e4n oli useita syit\u00e4, eik\u00e4 yksitt\u00e4isten syiden painoarvoa ty\u00f6h\u00f6n k\u00e4ytetyss\u00e4 ajassa voitu m\u00e4\u00e4ritt\u00e4\u00e4. Laitteen kokoonpano oli erilainen kuin yleisesti k\u00e4ytetyiss\u00e4 GC x GC -sovelluksissa. Helpoimmin havaittavat syyt toimivuuden puutteellisuuteen johtuivat l\u00e4hinn\u00e4 tiedonk\u00e4sittelyohjelman k\u00e4ytt\u00f6valmiuksien puutteellisuuksista, massaspekrometritunnistusten ep\u00e4varmuuksista ja n\u00e4ytteen eri yhdisteiden pitoisuuseroista.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by Paivi Vuorio (paelvuor@jyu.fi) on 2018-09-04T05:24:30Z\nNo. of bitstreams: 0", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2018-09-04T05:24:30Z (GMT). No. of bitstreams: 0\n Previous issue date: 2018", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "63", "language": "", "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": "2D-GC", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "GC x GC", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "liekki-ionisaatiodetektori", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "hiilivetymatriisi", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "polttoneste analyysi", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "ilmantutkimus", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Aromaattisten ja syklisten hiilivety-yhdisteiden kvantitointi GC x GC-MS-FID -laitteistolla", "language": "", "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "master thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-201809044017", "language": "", "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Pro gradu -tutkielma", "language": "fi", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Master\u2019s thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Matemaattis-luonnontieteellinen tiedekunta", "language": "fi", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Faculty of Sciences", "language": "en", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Kemian laitos", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Department of Chemistry", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Soveltava kemia", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Applied Chemistry", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "yvv.contractresearch.collaborator", "value": "business", "language": "", "element": "contractresearch", "qualifier": "collaborator", "schema": "yvv"}, {"key": "yvv.contractresearch.funding", "value": "9600", "language": "", "element": "contractresearch", "qualifier": "funding", "schema": "yvv"}, {"key": "yvv.contractresearch.initiative", "value": "business", "language": "", "element": "contractresearch", "qualifier": "initiative", "schema": "yvv"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_bdcc", 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