A reduced-order method for parameter identification of a crystal plasticity model considering crystal symmetry
Sign Up to like & getrecommendations! Published in 2019 at "Science China Technological Sciences"
DOI: 10.1007/s11431-018-9353-2
Abstract: The focus of this paper is to identify the material parameters of a crystal plasticity model for Ni-base single crystal superalloys. To facilitate the stepwise calibration of the multistage flow rules, further decoupling and simplification… read more here.
Keywords: reduced order; method; plasticity model; crystal plasticity ... See more keywords
A two-surface plasticity model for clay; numerical implementation and applications to large deformation coupled problems of geomechanics
Sign Up to like & getrecommendations! Published in 2021 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2021.104405
Abstract: Abstract This paper presents numerical treatments of elastoplasticity relations for a previously developed critical state two-surface plasticity model and its implementation into a bespoke finite element code as well as the commercial software Abaqus via… read more here.
Keywords: implementation; two surface; surface plasticity; model ... See more keywords
Distributed plasticity model for analysis of steel structures subjected to fire using the direct stiffness method
Sign Up to like & getrecommendations! Published in 2019 at "Fire Safety Journal"
DOI: 10.1016/j.firesaf.2019.03.002
Abstract: Abstract This article develops a temperature-dependent distributed plasticity model in a direct stiffness method (DSM) based formulation for coupled nonlinear thermo-mechanical analysis of steel space frames. The developed framework considers geometric and material nonlinearities, and… read more here.
Keywords: distributed plasticity; plasticity; analysis steel; analysis ... See more keywords
Temperature-dependent crystal-plasticity model for magnesium: a bottom-up approach
Sign Up to like & getrecommendations! Published in 2017 at "Mechanics of Materials"
DOI: 10.1016/j.mechmat.2017.07.008
Abstract: A crystal-plasticity model is developed to account for temperature-dependent mechanical behaviour of magnesium in this paper. The constitutive description of plastic deformation accounts for crystalline slip and twining as well as their interactions. The temperature… read more here.
Keywords: plasticity model; crystal plasticity; model; magnesium ... See more keywords
Study on the irradiation effect of mechanical properties of RPV steels using crystal plasticity model
Sign Up to like & getrecommendations! Published in 2019 at "Nuclear Engineering and Technology"
DOI: 10.1016/j.net.2018.10.020
Abstract: Abstract In this paper a body-centered cubic(BCC) crystal plasticity model based on microscopic dislocation mechanism is introduced and numerically implemented. The model is coupled with irradiation effect via tracking dislocation loop evolution on each slip… read more here.
Keywords: crystal plasticity; model; effect; irradiation ... See more keywords
A memristive plasticity model of voltage-based STDP suitable for recurrent bidirectional neural networks in the hippocampus
Sign Up to like & getrecommendations! Published in 2018 at "Scientific Reports"
DOI: 10.1038/s41598-018-27616-6
Abstract: Memristive systems have gained considerable attention in the field of neuromorphic engineering, because they allow the emulation of synaptic functionality in solid state nano-physical systems. In this study, we show that memristive behavior provides a… read more here.
Keywords: plasticity model; memristive devices; model; voltage based ... See more keywords
Softened Damage-Plasticity Model for Analysis of Cracked Reinforced Concrete Structures
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Structural Engineering"
DOI: 10.1061/(asce)st.1943-541x.0002015
Abstract: AbstractThis paper develops a new damage-plasticity model considering the compression-softening effect of RC. The model is based on the framework of a two-scalar damage-plasticity model, and adopts... read more here.
Keywords: plasticity model; softened damage; model; damage plasticity ... See more keywords
Structural performance evaluation of an aged structure using a modified plasticity model in inverse solution method
Sign Up to like & getrecommendations! Published in 2018 at "Inverse Problems in Science and Engineering"
DOI: 10.1080/17415977.2017.1400028
Abstract: Abstract In this research, the trends of degradation of stiffness and compressive strength of mass concrete of the Dez concrete arch dam, over time have been evaluated using a new and robust method. In previous… read more here.
Keywords: plasticity model; strength; degradation; time ... See more keywords
Digital Multiplierless Realization of a Calcium-Based Plasticity Model
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2016.2621823
Abstract: Calcium is a highly widespread and versatile intracellular ion that can control a wide range of temporal dynamics in the brain such as synaptic plasticity. This brief presents a novel and efficient digital circuit for… read more here.
Keywords: plasticity model; calcium based; calcium; plasticity ... See more keywords
An Extended Damage Plasticity Model for Shotcrete: Formulation and Comparison with Other Shotcrete Models
Sign Up to like & getrecommendations! Published in 2017 at "Materials"
DOI: 10.3390/ma10010082
Abstract: The aims of the present paper are (i) to briefly review single-field and multi-field shotcrete models proposed in the literature; (ii) to propose the extension of a damage-plasticity model for concrete to shotcrete; and (iii)… read more here.
Keywords: plasticity model; damage plasticity; shotcrete models;