Thermally Activated Mechanisms in Crystal Plasticity

By D. Caillard, Jean-Luc Martin. 2011

595 citations recorded by the source corpus.

Subfields: General Materials Science, Mechanical Engineering, Mechanics of Materials

View Paper: https://www.semanticscholar.org/paper/05a46d6dee968f09f4f149b104a93354bb6d237c

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In General Materials Science

In Mechanical Engineering

In Mechanics of Materials

Citations in the corpus

Plasticity of metal nanowires (2012, background): “[73] D.”
High temperature strength of refractory complex concentrated alloys (2019, background): “dislocations are able to move more easily around obstacles [27, 28].”
Evolution of activation energy during hot deformation of AA7150 aluminum alloy (2013, background): “Thermal activation, which favors overcoming the energy barrier to dislocation motion, increases with increasing deformation temperature [14], while the activation energy does not change.”
Ultra-strength materials (2010, background): “It can be shown that the mobile dislocation density qm at time t and qm0 at time t = 0 are related by [201]”
Understanding martensite and twin formation in austenitic steels: A model describing TRIP and TWIP effects (2017, unknown): “A number of models based on thermal activation have been proposed to describe T and ˙ ε eﬀects in σ Y [43].”
Understanding the factors influencing yield strength on Mg alloys (2014, background): “For instance, deformation in HCP under compression perpendicular to the basal poles displays a dominant basal slip activity [8].”
Thermal activation mechanisms and Labusch-type strengthening analysis for a family of high-entropy and equiatomic solid-solution alloys (2016, unknown): “The standard model for the thermally activated process is given by [40-42] intrinsic * where G ∆ is the activation energy, F ∆ is the activation enthalpy, B k is the Boltzmann constant, versus ln ε  at different temperatures.”
Kinetics of dislocations in pure Fe. Part II. In situ straining experiments at low temperature (2010, methodology): “Since the latter is pDE0=hb for a sinusoidal potential, and 3:08DE0=hb for an Eshelby potential [15], and assuming that the energy barrier DE has the same kind of profile as DE0, the stress extrapolated to 0 K should be of the order of 3DE=hb.”
Environmentally-assisted grain boundary attack as a mechanism of embrittlement in a nickel-based superalloy (2017, background): “where k is the Boltzmann constant [36].”