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Ultrapure Organical...
Ultrapure Organically Modified Gold Nanoparticles for Breath Analysis
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- Welearegay, T. G. (författare)
- Univ Rovira & Virgili, MiNoS, Ave Paisos Catalans 26, E-43007 Tarragona, Spain.;Mol Fingerprint Sweden AB, Eksatravagen 130, S-75655 Uppsala, Sweden.
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- Gualdrón, O. E. (författare)
- Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia.
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- Jaimes, A. L. (författare)
- Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia.
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- Cáceres, J. M. (författare)
- Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia.
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- Pugliese, G. (författare)
- Univ Rovira & Virgili, MiNoS, Ave Paisos Catalans 26, E-43007 Tarragona, Spain.;Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia.
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- Cindemir, Umut (författare)
- Uppsala universitet,Fasta tillståndets fysik,Mol Fingerprint Sweden AB, Eksatravagen 130, S-75655 Uppsala, Sweden.
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- Durán, C. M. (författare)
- Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia.
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- Österlund, Lars (författare)
- Uppsala universitet,Fasta tillståndets fysik,Mol Fingerprint Sweden AB, Eksatravagen 130, S-75655 Uppsala, Sweden.
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- Ionescu, Radu (författare)
- Univ Rovira & Virgili, MiNoS, Ave Paisos Catalans 26, E-43007 Tarragona, Spain.;Univ Autonoma Caribe, Fac Engn, Barranquilla, Colombia.
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Univ Rovira & Virgili, MiNoS, Ave Paisos Catalans 26, E-43007 Tarragona, Spain;Mol Fingerprint Sweden AB, Eksatravagen 130, S-75655 Uppsala, Sweden. Univ Pamplona, GISM, Pamplona Km 1 Via Bucaramanga, Norte De Santander 543050, Colombia. (creator_code:org_t)
- Elsevier BV, 2016
- 2016
- Engelska.
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Ingår i: Procedia Engineering. - : Elsevier BV. - 1877-7058. ; 168, s. 133-136
- Relaterad länk:
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https://doi.org/10.1...
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http://www.sciencedi...
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https://doi.org/10.1...
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https://uu.diva-port... (primary) (Raw object)
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https://urn.kb.se/re...
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https://doi.org/10.1...
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https://urn.kb.se/re...
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Abstract
Ämnesord
Stäng
- In this study we present a new technological approach for the fabrication of ultrapure organically modified gold nanoparticles (AuNPs) for chemical sensing applied to exhaled breath analysis. To achieve a high purity level of the sensing films, we combined Advanced Gas Deposition (AGD) technique to deposit ultrapure monodispersed AuNPs, and dip coating process for functionalization of the AuNPs with thiolated organic ligands. Morphology and surface analysis revealed the deposition of ultrapure isolated AuNPs after the first processing step, and a network of nanoparticle–ligand nanoassemblies after the second processing step. Gas sensing measurements were performed with exhaled breath samples collected from a group of smokers, a group of non-smokers, and ambient air. Sensors responses towards these samples demonstrated characteristic responses for each study group. PCA analysis further revealed samples classification in three distinct characteristic clusters, which indicates the suitability of the molecularly modified AuNPs presented in this communication for breath analysis applications.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Materialteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Materials Engineering (hsv//eng)
Nyckelord
- Monolayer capped AuNPs
- Advanced Gas Deposition
- Breath analysis
- Teknisk fysik med inriktning mot nanoteknologi och funktionella material
- Engineering Science with specialization in Nanotechnology and Functional Materials
- Chemistry with specialization in Materials Chemistry
- Kemi med inriktning mot materialkemi
- Teknisk fysik med inriktning mot fasta tillståndets fysik
- Engineering Science with specialization in Solid State Physics
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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