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Giant hollow fiber formation through self-assembly of oppositely charged polyelectrolyte brushes and gold nanoparticles

Crassous, Jerome LU ; Millard, Pierre-Eric ; Mihut, Adriana LU ; Wittemann, Alexander ; Drechsler, Markus ; Ballauff, Matthias and Schurtenberger, Peter LU orcid (2013) In Soft Matter 9(38). p.9111-9118
Abstract
We report on the use of binary mixtures of oppositely charged gold nanoparticles (AuNPs) and spherical polyelectrolyte brushes (SPBs), consisting of a polystyrene core onto which long polystyrene sulfonate chains are grafted, as a simple model system to investigate the influence of directional interactions on self-assembly. We demonstrate that the mixing ratio, i.e., the number of AuNPs per SPB, has a profound influence on self-assembly. In particular we report on the formation of giant hollow fibers, and present a thorough characterization of these nanostructures. We speculate that the adsorption of a few AuNPs on the SPBs appears to direct the tubular self-assembly, and discuss the analogy to the case of modified proteins such as tubulin... (More)
We report on the use of binary mixtures of oppositely charged gold nanoparticles (AuNPs) and spherical polyelectrolyte brushes (SPBs), consisting of a polystyrene core onto which long polystyrene sulfonate chains are grafted, as a simple model system to investigate the influence of directional interactions on self-assembly. We demonstrate that the mixing ratio, i.e., the number of AuNPs per SPB, has a profound influence on self-assembly. In particular we report on the formation of giant hollow fibers, and present a thorough characterization of these nanostructures. We speculate that the adsorption of a few AuNPs on the SPBs appears to direct the tubular self-assembly, and discuss the analogy to the case of modified proteins such as tubulin under the action of nucleotides. (Less)
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author
; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Soft Matter
volume
9
issue
38
pages
9111 - 9118
publisher
Royal Society of Chemistry
external identifiers
  • wos:000324423700009
  • scopus:84884160878
ISSN
1744-6848
DOI
10.1039/c3sm51200b
language
English
LU publication?
yes
id
5b0b45f1-d667-4d57-a69e-eca4e474de29 (old id 4106190)
date added to LUP
2016-04-01 14:39:48
date last changed
2023-09-03 17:40:07
@article{5b0b45f1-d667-4d57-a69e-eca4e474de29,
  abstract     = {{We report on the use of binary mixtures of oppositely charged gold nanoparticles (AuNPs) and spherical polyelectrolyte brushes (SPBs), consisting of a polystyrene core onto which long polystyrene sulfonate chains are grafted, as a simple model system to investigate the influence of directional interactions on self-assembly. We demonstrate that the mixing ratio, i.e., the number of AuNPs per SPB, has a profound influence on self-assembly. In particular we report on the formation of giant hollow fibers, and present a thorough characterization of these nanostructures. We speculate that the adsorption of a few AuNPs on the SPBs appears to direct the tubular self-assembly, and discuss the analogy to the case of modified proteins such as tubulin under the action of nucleotides.}},
  author       = {{Crassous, Jerome and Millard, Pierre-Eric and Mihut, Adriana and Wittemann, Alexander and Drechsler, Markus and Ballauff, Matthias and Schurtenberger, Peter}},
  issn         = {{1744-6848}},
  language     = {{eng}},
  number       = {{38}},
  pages        = {{9111--9118}},
  publisher    = {{Royal Society of Chemistry}},
  series       = {{Soft Matter}},
  title        = {{Giant hollow fiber formation through self-assembly of oppositely charged polyelectrolyte brushes and gold nanoparticles}},
  url          = {{http://dx.doi.org/10.1039/c3sm51200b}},
  doi          = {{10.1039/c3sm51200b}},
  volume       = {{9}},
  year         = {{2013}},
}