Crossref journal-article
AIP Publishing
The Journal of Chemical Physics (317)
Abstract

We report on the results of extensive Brownian dynamics simulations of colloid phase separation due to depletion flocculation. We study in detail the effect of potential variation at fixed volume fraction of colloid and fixed range of interaction. We find a variety of nonequilibrium behaviors for quenches into the colloid fluid+crystal phase coexistence regime. We present clear evidence of metastability, of homogeneous nucleation, and of a kinetically arrested gel state. We also find evidence that suggests a density instability in the metastable colloid fluid preceding crystal nucleation. Our findings are consistent with a previous proposal that nonequilibrium behavior is determined by a metastable vapor+liquid binodal hidden in the fluid+crystal phase coexistence regime.

Bibliography

Soga, K. G., Melrose, J. R., & Ball, R. C. (1999). Metastable states and the kinetics of colloid phase separation. The Journal of Chemical Physics, 110(4), 2280–2288.

Authors 3
  1. K. Geoffrey Soga (first)
  2. John R. Melrose (additional)
  3. Robin C. Ball (additional)
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Dates
Type When
Created 23 years ago (July 26, 2002, 8:17 a.m.)
Deposited 1 year, 6 months ago (Feb. 11, 2024, 7:14 a.m.)
Indexed 3 weeks, 5 days ago (July 28, 2025, 5:07 p.m.)
Issued 26 years, 7 months ago (Jan. 22, 1999)
Published 26 years, 7 months ago (Jan. 22, 1999)
Published Print 26 years, 7 months ago (Jan. 22, 1999)
Funders 0

None

@article{Soga_1999, title={Metastable states and the kinetics of colloid phase separation}, volume={110}, ISSN={1089-7690}, url={http://dx.doi.org/10.1063/1.477881}, DOI={10.1063/1.477881}, number={4}, journal={The Journal of Chemical Physics}, publisher={AIP Publishing}, author={Soga, K. Geoffrey and Melrose, John R. and Ball, Robin C.}, year={1999}, month=jan, pages={2280–2288} }