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Full-Text Articles in Physics

Weak Correlations Between Local Density And Dynamics Near The Glass Transition, J. Conrad, Francis Starr, D. Weitz Jan 2005

Weak Correlations Between Local Density And Dynamics Near The Glass Transition, J. Conrad, Francis Starr, D. Weitz

Francis Starr

We perform experiments on two different dense colloidal suspensions with confocal microscopy to probe the relationship between local structure and dynamics near the glass transition. We calculate the Voronoi volume for our particles and show that this quantity is not a universal probe of glassy structure for all colloidal suspensions. We correlate the Voronoi volume to displacement and find that these quantities are only weakly correlated. We observe qualitatively similar results in a simulation of a polymer melt. These results suggest that the Voronoi volume does not predict dynamical behavior in experimental colloidal suspensions; a purely structural approach based on …


Thermodynamics, Structure, And Dynamics Of Water Confined Between Hydrophobic Plates, Francis Starr, P. Kumar, S. Buldyrev, N. Giovambattista, H. Stanley Jan 2005

Thermodynamics, Structure, And Dynamics Of Water Confined Between Hydrophobic Plates, Francis Starr, P. Kumar, S. Buldyrev, N. Giovambattista, H. Stanley

Francis Starr

No abstract provided.


Clusters Of Mobile Molecules In Supercooled Water, Nicolas Giovambattista, Sergey Buldyrev, H. Stanley, Francis Starr Jan 2005

Clusters Of Mobile Molecules In Supercooled Water, Nicolas Giovambattista, Sergey Buldyrev, H. Stanley, Francis Starr

Francis Starr

No abstract provided.