dc.contributor.author
Hansen, Yann von
dc.contributor.author
Gekle, Stephan
dc.contributor.author
Netz, Roland R.
dc.date.accessioned
2018-06-08T03:44:50Z
dc.date.available
2014-03-13T09:46:29.345Z
dc.identifier.uri
https://refubium.fu-berlin.de/handle/fub188/15849
dc.identifier.uri
http://dx.doi.org/10.17169/refubium-20036
dc.description.abstract
The diffusional water dynamics in the hydration layer of a
dipalmitoylphosphatidylcholine bilayer is studied using molecular dynamics
simulations. By mapping the perpendicular water motion on the ordinary
diffusion equation, we disentangle free energetic and friction effects and
show that perpendicular diffusion is strongly reduced. The lateral water
motion exhibits anomalous diffusion up to several nanoseconds and is
characterized by even further decreased diffusion coefficients, which by
comparison with coarse grained simulations are explained by the transient
corrugated effective free energy landscape imposed by the lipids. This is in
contrast to homogenous surfaces, where boundary hydrodynamic theory
quantitatively predicts the anisotropy of water diffusion.
en
dc.rights.uri
http://journals.aps.org/authors/transfer-of-copyright-agreement
dc.subject.ddc
500 Naturwissenschaften und Mathematik::530 Physik
dc.title
Anomalous Anisotropic Diffusion Dynamics of Hydration Water at Lipid Membranes
dc.type
Wissenschaftlicher Artikel
dcterms.bibliographicCitation
Physical Review Letters. - 111 (2013), 11, Artikel Nr. 118103/1-5
dc.identifier.sepid
31392
dcterms.bibliographicCitation.doi
10.1103/PhysRevLett.111.118103
dcterms.bibliographicCitation.url
http://dx.doi.org/10.1103/PhysRevLett.111.118103
refubium.affiliation
Physik
de
refubium.mycore.fudocsId
FUDOCS_document_000000019877
refubium.note.author
Der Artikel wurde in einer Open-Access-Zeitschrift publiziert.
refubium.resourceType.isindependentpub
no
refubium.mycore.derivateId
FUDOCS_derivate_000000003238
dcterms.accessRights.openaire
open access
dcterms.isPartOf.issn
0031-9007