High-speed ultrasound imaging in dense suspensions reveals impact-activated solidification due to dynamic shear jamming

Suspensions of particles at high volume fractions are subject to discontinuous shear thickening or even turn into solid upon impact, yet the underlying mechanism remains elusive. Here, Han et al. follow the propagation of shear bands at jamming fronts in three dimensions and show no sign of densific...

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Autores principales: Endao Han, Ivo R. Peters, Heinrich M. Jaeger
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2016
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Acceso en línea:https://doaj.org/article/6273998a78ac4a71ab0fab5876fde023
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Sumario:Suspensions of particles at high volume fractions are subject to discontinuous shear thickening or even turn into solid upon impact, yet the underlying mechanism remains elusive. Here, Han et al. follow the propagation of shear bands at jamming fronts in three dimensions and show no sign of densification.