2024-03-29T05:29:23Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/1598452020-12-10T16:20:24Zcom_10261_10252com_10261_3col_10261_10253
DIGITAL.CSIC
author
Bastús, Neus G.
author
Piella, Jordi
author
Puntes, Víctor F.
funder
European Commission
funder
Generalitat de Catalunya
funder
Ministerio de Economía y Competitividad (España)
funder
Ministerio de Ciencia e Innovación (España)
2018-01-30T12:18:31Z
2018-01-30T12:18:31Z
2016
Langmuir 32(1): 290-300 (2016)
http://hdl.handle.net/10261/159845
10.1021/acs.langmuir.5b03859
http://dx.doi.org/10.13039/501100004837http://dx.doi.org/10.13039/501100003329http://dx.doi.org/10.13039/501100002809http://dx.doi.org/10.13039/501100000780
The effect of composition, size, and surface coating on the sensitivity of localized multipolar surface plasmon resonances has been spectroscopically investigated in high-quality silver colloidal solutions with precisely controlled sizes from 10 to 220 nm and well-defined surface chemistry. Surface plasmon resonance modes have been intensively characterized, identifying the size-dependence of dipolar, quadrupolar, and octapolar modes. Modifications of the NP's surface chemistry revealed the higher sensitivity of large sizes, long molecules, thiol groups, and low-order resonance modes. We also extend this study to gold nanoparticles, aiming to compare the sensitivity of both materials, quantifying the higher sensitivity of silver.
eng
closedAccess
Quantifying the sensitivity of multipolar (dipolar, quadrupolar, and octapolar) surface plasmon resonances in silver nanoparticles: the effect of size, composition, and surface coating
artículo
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URL
https://digital.csic.es/bitstream/10261/159845/1/accesoRestringido.pdf
File
MD5
42637ae8545636bc41605c1740a9a84e
15753
application/pdf
accesoRestringido.pdf