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Sinteza magnetnih nanodelcev, funkcionaliziranih s tanko plastjo silike = Synthesis of magnetic nanoparticles functionalized with thin layer of silicaČampelj, Stanislav ...V prispevku opisujemo pripravo maghemitnih nanodelcev prevlečenih s siliko. Postopek je potekal v treh ločenih stopnjah. V prvi smo delce sintetizirali s koprecipitacijo ionov Fe[na]{2+} in ... Fe[na]{3+}. V drugi smo delce prevlekli s citronsko kislino, da bi preprečili aglomeracijo, in jih dispergirali v vodi. Uspešnost dispergiranja smo spremljali z ugotavljanjem masnega deleža delcev, dispergiranih v vodi. Vsebnost delcev je odvisna od pH-vrednosti pri kateri secitronska kislina adsorbira na površini in koncentracije raztopljene citronske kisline. Tretja stopnja postopka je vsebovala prevlačenje nanodelcev s siliko, ki je potekalo v vodni suspenziji. Ključnega pomena za uspešno prevlačenje nanodelcev s siliko je stabilnost suspenzije nanodelcev oblečenih s citronsko kislino.Source: Materiali in tehnologije = Materials and technology. - ISSN 1580-2949 (Letn. 41, št. 2, mar./apr. 2007, str. 103-107)Type of material - article, component partPublish date - 2007Language - slovenianCOBISS.SI-ID - 604586
Author
Čampelj, Stanislav |
Makovec, Darko |
Bele, Marjan |
Drofenik, Mihael |
Jamnik, Janko
Topics
maghemit |
nanodelci |
citronska kislina |
silika |
vodna suspenzija |
maghemite |
nanoparticles |
citric acid |
silica |
water suspension
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source: Materiali in tehnologije = Materials and technology. - ISSN 1580-2949 (Letn. 41, št. 2, mar./apr. 2007, str. 103-107)
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Čampelj, Stanislav | 26338 |
Makovec, Darko | 10372 |
Bele, Marjan | 11517 |
Drofenik, Mihael | 01360 |
Jamnik, Janko | 10180 |
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