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Shear banding from lattice kinetic models with competing interactions

2010/09/28 by Roberto Benzi, Mauro Sbragaglia, Massimo Bernaschi +1 · 1 citation
Chemistry · Engineering · Materials Science · Physics and Astronomy · #Chemistry #Classical mechanics #Colloid #Composite material #Fluid Dynamics and Turbulent Flows #Kinetic energy #Lattice (music) #Lattice Boltzmann Simulation Studies #Lattice Boltzmann methods #Material Dynamics and Properties #Materials science #Physical chemistry #Physics #Rheology #Shear (geology) #Shear rate #Soft matter #Statistical physics #Thermodynamics #cond-mat.soft

paper · pdf · doi:10.1098/rsta.2011.0058

published in Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences 369(1945), 2439-2447 (Royal Society) · 8 Pages, 5 Figures

arxiv created 2010/09/28 · openalex publication_date 2011/05/16 · arxiv updated 2015/05/20 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

We present numerical simulations based on a Boltzmann kinetic model with competing interactions, aimed at characterizing the rheological properties of soft-glassy materials. The lattice kinetic model is shown to reproduce typical signatures of driven soft-glassy flows in confined geometries, such as Herschel-Bulkley rheology, shear banding and hysteresis. This lends further credit to the present lattice kinetic model as a valuable tool for the theoretical/computational investigation of the rheology of driven soft-glassy materials under confinement.

Citations