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Self-assembled mono...
Self-assembled monolayer coating for normalization of surface enhanced Raman spectra
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- Lorén, Anders, 1974 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Engelbrektsson, Johan, 1976 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Eliasson, Charlotte, 1973 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Josefson, Mats (författare)
- AstraZeneca AB
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- Abrahamsson, Jonas, 1954 (författare)
- Gothenburg University,Göteborgs universitet,Institutionen för kvinnors och barns hälsa, Avdelningen för pediatrik,Institute for the Health of Women and Children, Dept of Paediatrics,University of Gothenburg
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- Abrahamsson, Katarina, 1957 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- 2004-01-10
- 2004
- Engelska.
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Ingår i: Nano Letters. - : American Chemical Society (ACS). - 1530-6984 .- 1530-6992. ; 4:2, s. 309-312
- Relaterad länk:
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http://dx.doi.org/10...
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https://gup.ub.gu.se...
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https://doi.org/10.1...
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https://research.cha...
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Abstract
Ämnesord
Stäng
- We demonstrate that the use of a self-assembled monolayer, consisting of a thiol derivative of Dabcyl, can be used to normalize surface enhanced Raman signals (SERS) with respect to varying enhancement. Chaotic assemblies of gold nanoparticles exhibit large spatial variation in enhancement. Our work shows that in such a system the signals from the reporting molecules in the SAM co-vary with the signal from the analyte solution. With this knowledge, a normalization procedure was used to increase the precision of the analyte signal by 1 order of magnitude, to 8-13%, fully acceptable for quantitative work.
Ämnesord
- NATURVETENSKAP -- Kemi -- Analytisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Analytical Chemistry (hsv//eng)
- NATURVETENSKAP -- Kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences (hsv//eng)
Nyckelord
- self-assembled monolayer
- SAM
- surface enhanced Raman spectrocopy
- SERS
- normalization
- principal components analysis
- PCA
- gold nanoparticle
- normalization
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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