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dc.contributor.author
Rodriguez Fris, Jorge Ariel
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Appignanesi, Gustavo Adrian
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Weeks, Eric R.
dc.date.available
2018-12-21T20:00:31Z
dc.date.issued
2011-08
dc.identifier.citation
Rodriguez Fris, Jorge Ariel; Appignanesi, Gustavo Adrian; Weeks, Eric R.; Experimental verification of rapid, sporadic particle motions by direct imaging of glassy colloidal systems; American Physical Society; Physical Review Letters; 107; 6; 8-2011; 65704-65707
dc.identifier.issn
0031-9007
dc.identifier.uri
http://hdl.handle.net/11336/66940
dc.description.abstract
We analyze data from confocal microscopy experiments of a colloidal suspension to validate predictions of rapid sporadic events responsible for structural relaxation in a glassy sample. The trajectories of several thousand colloidal particles are analyzed, confirming the existence of such rapid events responsible for the structural relaxation of significant regions of the sample, and complementing prior observations of dynamical heterogeneity. Thus, our results provide the first direct experimental verification of the emergence of relatively compact clusters of mobility which allow the dynamics to transition between the large periods of local confinement within its potential energy surface, in good agreement with the picture envisioned long ago by Adam and Gibbs and Goldstein. © 2011 American Physical Society.
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application/pdf
dc.language.iso
eng
dc.publisher
American Physical Society
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Colloids
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Relaxation
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Glasses
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Confocal Microscopy
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Astronomía
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Experimental verification of rapid, sporadic particle motions by direct imaging of glassy colloidal systems
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-12-20T18:14:23Z
dc.journal.volume
107
dc.journal.number
6
dc.journal.pagination
65704-65707
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Nueva York
dc.description.fil
Fil: Rodriguez Fris, Jorge Ariel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Química del Sur. Universidad Nacional del Sur. Departamento de Química. Instituto de Química del Sur; Argentina
dc.description.fil
Fil: Appignanesi, Gustavo Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Química del Sur. Universidad Nacional del Sur. Departamento de Química. Instituto de Química del Sur; Argentina
dc.description.fil
Fil: Weeks, Eric R.. Emory University; Estados Unidos
dc.journal.title
Physical Review Letters
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1103/PhysRevLett.107.065704
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.107.065704
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