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Influence of random pinning on the crystallization process in suspensions of hard spheres

2013/09/30 by Sven Dorosz, Tanja Schilling, Dorosz, Sven +1
Agricultural and Biological Sciences · Materials Science · Physics and Astronomy · #FOS: Physical sciences #Material Dynamics and Properties #Pickering emulsions and particle stabilization #Proteins in Food Systems #Soft Condensed Matter (cond-mat.soft) #Statistical Mechanics (cond-mat.stat-mech) #cond-mat.soft #cond-mat.stat-mech

paper · pdf · doi:10.48550/arxiv.1309.7815

arxiv created 2013/09/30 · openalex publication_date 2013/09/30 · arxiv updated 2013/10/01 · openalex created_date 2022/10/03 · openalex updated_date 2026/07/28

Abstract

We discuss crystal formation in supersaturated suspensions of monodisperse hard spheres with a concentration of hard spheres randomly pinned in space and time. The pinning procedure introduces an external length scale and an external time scale that restrict the accessible number of configurations and ultimately the number of pathways leading to crystallization. We observe a significant drop in the nucleation rate density at a characteristic pinning concentration that can be directly related to the structure of the critical nucleus and the dynamics of its formation in the unpinned system.

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