Yielding, shear banding, and brittle failure of amorphous materials
J Pollard, SM Fielding - Physical Review Research, 2022 - APS
… ing the brittle failure of highly annealed amorphous materials, before it actually occurs. This
is an … it, both experimentally and in particle simulations of soft and hard amorphous materials. …
is an … it, both experimentally and in particle simulations of soft and hard amorphous materials. …
Ductile and brittle yielding in thermal and athermal amorphous materials
… amorphous material we consider an ensemble of elastoplastic elements, each corresponding
to a local mesoscopic region of material [… is required to see brittle failure. In contrast, slowly …
to a local mesoscopic region of material [… is required to see brittle failure. In contrast, slowly …
The dynamics of rapidly moving tensile cracks in brittle amorphous material
J Fineberg - Dynamic fracture mechanics, 2006 - World Scientific
… The dynamics of fast fracture in brittle amorphous materials are reviewed. We first … materials,
in support of this picture. The dynamics of crack-front interactions with localized material …
in support of this picture. The dynamics of crack-front interactions with localized material …
[PDF][PDF] Elasto-plastic description of brittle failure in amorphous materials
… failure can be forecasted from the avalanche statistics. We show that this is not the case for
very brittle materials … (4) we expect a brittle failure to occur for some Σmax satisfying Σmax −Σb …
very brittle materials … (4) we expect a brittle failure to occur for some Σmax satisfying Σmax −Σb …
Random critical point separates brittle and ductile yielding transitions in amorphous materials
… , amorphous materials can yield in two qualitatively distinct ways. We show that well-annealed
systems yield in a discontinuous brittle … behaviors found in amorphous materials does not …
systems yield in a discontinuous brittle … behaviors found in amorphous materials does not …
A multi-mechanism constitutive model for the dynamic failure of quasi-brittle materials. Part I: Amorphization as a failure mode
… behavior of amorphous materials discussed in this work. For simplicity, we adopt the Bingham
visco-plastic model (Bingham, 1917) to describe the flow of the amorphous materials, so …
visco-plastic model (Bingham, 1917) to describe the flow of the amorphous materials, so …
Deformation and failure of amorphous, solidlike materials
ML Falk, JS Langer - Annu. Rev. Condens. Matter Phys., 2011 - annualreviews.org
… We should no more expect to be able to look at a deforming amorphous material and predict
where the next STZ event will occur than we should expect to be able to predict where the …
where the next STZ event will occur than we should expect to be able to predict where the …
On failure in polycrystalline and amorphous brittle materials
NK Bourne - AIP Conference Proceedings, 2009 - pubs.aip.org
… Further the material can be loaded and recovered for post-mortem examination. Failure is …
within the grains and failure at grain boundaries in the amorphous intergranular phase. Thus it …
within the grains and failure at grain boundaries in the amorphous intergranular phase. Thus it …
Ductile–brittle failure of amorphous glassy polymers: A phase-field approach
… In this contribution, we propose a new constitutive model for the ductile and brittle fracture
of amorphous polymers that relates the phenomena of crazing to a physical measure, …
of amorphous polymers that relates the phenomena of crazing to a physical measure, …
A Comparative Analysis of Brittle Fracture in Amorphous and Polycrystalline Materials
A Calomino, D Brewer, A Kim… - MRS Online Proceedings …, 1992 - cambridge.org
… , the term 'brittle fracture' often implies that a material's ability to … for very brittle materials, it
is known that catastrophic failure is … Many ceramics and brittle polymers exhibit evidence of …
is known that catastrophic failure is … Many ceramics and brittle polymers exhibit evidence of …
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- amorphous materials shear banding