Multiscale modeling of ice deformation behavior

M Montagnat, O Castelnau, PD Bons, SH Faria… - Journal of Structural …, 2014 - Elsevier
Understanding the flow of ice in glaciers and polar ice sheets is of increasing relevance in a
time of potentially significant climate change. The flow of ice has hitherto received relatively …

Microstructure and fabric development in ice: lessons learned from in situ experiments and implications for understanding rock evolution

CJL Wilson, M Peternell, S Piazolo, V Luzin - Journal of Structural Geology, 2014 - Elsevier
In this contribution we present a review of the evolution of microstructures and fabric in ice.
Based on the review we show the potential use of ice as an analogue for rocks by …

Multi-scale modeling of the mechanical behavior of polycrystalline ice under transient creep

P Suquet, H Moulinec, O Castelnau, M Montagnat… - Procedia IUTAM, 2012 - Elsevier
Ice is a challenging material for understanding the overall behavior of polycrystalline
materials and more specifically the coupling between elastic and viscous e_ects during …

A numerical spectral approach to solve the dislocation density transport equation

KS Djaka, V Taupin, S Berbenni… - … and Simulation in …, 2015 - iopscience.iop.org
A numerical spectral approach is developed to solve in a fast, stable and accurate fashion,
the quasi-linear hyperbolic transport equation governing the spatio-temporal evolution of the …

Relaxation of flexure‐induced strengthening of ice

A Murdza, EM Schulson… - Geophysical Research …, 2022 - Wiley Online Library
Increasing fetch as sea ice retreats with global warming is increasing the amplitude of ocean
waves, motivating the need for a better understanding of the impact of episodic flexing on …

Crackling noise in plasticity

MJ Alava, L Laurson, S Zapperi - The European Physical Journal Special …, 2014 - Springer
Plastic deformation is a paradigmatic problem of multiscale materials modelling with
relevant processes ranging from the atomistic scale up to macroscopic scales where …

Non-basal dislocations should be accounted for in simulating ice mass flow

T Chauve, M Montagnat, S Piazolo, B Journaux… - Earth and Planetary …, 2017 - Elsevier
Prediction of ice mass flow and associated dynamics is pivotal at a time of climate change.
Ice flow is dominantly accommodated by the motion of crystal defects–the dislocations. In the …

Low-speed friction and brittle compressive failure of ice: fundamental processes in ice mechanics

EM Schulson - International materials reviews, 2015 - Taylor & Francis
Frictional sliding plays a fundamental role in the mechanics of ice, on scales small and
large. Whether across opposing faces of microcracks within laboratory specimens, across …

Planetary ices attenuation properties

C McCarthy, JC Castillo-Rogez - The science of solar system ices, 2013 - Springer
In this chapter, we review the topic of energy dissipation in the context of icy satellites
experiencing tidal forcing. We describe the physics of mechanical dissipation, also known as …

Avalanches and mixing behavior of porous 316L stainless steel under tension

Y Chen, Q Wang, X Ding, J Sun, EKH Salje - Applied Physics Letters, 2020 - pubs.aip.org
The investigation of acoustic emission (AE) reveals mixing of avalanche processes in
porous 316L stainless steel. One avalanche mechanism relates to the movement of …