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[{"key": "dc.contributor.advisor", "value": "V\u00e4is\u00e4nen, Ari", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.advisor", "value": "Budhathoki, Roshan", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.author", "value": "Nieminen, Lauri", "language": "", "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2018-10-03T05:25:57Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2018-10-03T05:25:57Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2017", "language": "", "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/59735", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "T\u00e4m\u00e4n kandidaatin tutkielman kirjallisessa osassa k\u00e4sitell\u00e4\u00e4n fosforia. Osiossa \nkerrotaan fosforin tarpeellisuudesta, fosforiesiintymist\u00e4 ja sen luonnollisesta kierrosta \nsek\u00e4 ihmisen vaikutuksesta fosforin luonnolliseen kiertoon. Tekstiss\u00e4 esitell\u00e4\u00e4n \nnykyisin k\u00e4yt\u00f6ss\u00e4 olevia menetelmi\u00e4 fosforin kierr\u00e4tt\u00e4miseksi ja mahdollisia keinoja \ntehostaa fosforin talteenottoa ja kierr\u00e4tyst\u00e4. Lis\u00e4ksi kerrotaan polttolaitosten tuhkasta ja \nsen potentiaalista fosforil\u00e4hteeksi. \nTutkielman kokeellisessa osassa esitell\u00e4\u00e4n kaksi menetelm\u00e4\u00e4, joista toisella m\u00e4\u00e4ritettiin \nkokonaisfosforipitoisuus lentotuhkan\u00e4ytteiss\u00e4 ja toisella pyrittiin l\u00f6yt\u00e4m\u00e4\u00e4n \noptimiolosuhteet fosforin uuttamiseksi lentotuhkasta happoa ja ultra\u00e4\u00e4nihajotusta \nk\u00e4ytt\u00e4en. Tutkimuksessa vertaillaan nelj\u00e4\u00e4 eri happoa (vetykloridi, rikkihappo, \nsitruunahappo ja glutaarihappo) eri pitoisuuksilla, neste-kiinte\u00e4-suhteilla ja \nhajotusajoilla. Menetelmill\u00e4 k\u00e4siteltyjen n\u00e4ytteiden fosforipitoisuudet m\u00e4\u00e4ritettiin \ninduktiivisesti kytketyn plasman - optisella emissiospektrometrilla (ICP-OES). \nKokonaisfosforipitoisuus tutkituissa lentotuhkan hienoksi seulotuissa n\u00e4ytteiss\u00e4 oli \n16 600 \u00b1 400 mg/tuhka kg ja seulomattomissa n\u00e4ytteiss\u00e4 10 800 \u00b1 300 mg/tuhka kg. \nVetykloridilla ja rikkihapolla uutoissa p\u00e4\u00e4stiin parhaimmillaan yli 100 % saantoihin, \nkun taas sitruuna- ja glutaarihapolla uutoissa saannot j\u00e4iv\u00e4t alle 10 %, eik\u00e4 niiden \nkatsottu soveltuvan hyvin fosforin uuttoon lentotuhkasta.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by Paivi Vuorio (paelvuor@jyu.fi) on 2018-10-03T05:25:56Z\nNo. of bitstreams: 0", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2018-10-03T05:25:57Z (GMT). No. of bitstreams: 0\n Previous issue date: 2017", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "31", "language": "", "element": "format", "qualifier": "extent", "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": "ICP-OES", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Fosforin uutto lentotuhkasta", "language": "", "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "bachelor thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-201810034300", "language": "", "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Bachelor's thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Kandidaatinty\u00f6", "language": "fi", "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": "Ep\u00e4orgaaninen ja analyyttinen kemia", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Inorganic and Analytical Chemistry", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "yvv.contractresearch.funding", "value": "0", "language": "", "element": "contractresearch", "qualifier": "funding", "schema": "yvv"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_7a1f", "language": null, "element": "type", "qualifier": "coar", "schema": "dc"}, {"key": "dc.rights.accesslevel", "value": "openAccess", "language": null, "element": "rights", "qualifier": "accesslevel", "schema": "dc"}, {"key": "dc.type.publication", "value": "bachelorThesis", "language": null, "element": "type", "qualifier": "publication", "schema": "dc"}, {"key": "dc.subject.oppiainekoodi", "value": "4031", "language": "", "element": "subject", "qualifier": "oppiainekoodi", "schema": "dc"}, {"key": "dc.subject.yso", "value": "lentotuhka", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "uutto", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "fosfaatit", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "tuhka", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "fosforilannoitteet", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "fosfori", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "j\u00e4tevesiliete", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "erotusmenetelm\u00e4t", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "liete", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.rights.url", "value": "https://rightsstatements.org/page/InC/1.0/", "language": null, "element": "rights", "qualifier": "url", "schema": "dc"}]
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