Results 51 to 60 of about 292,662 (276)

Enhancement of a Constitutive Friction Law by Considering Plastic Smoothing of Rough Surfaces in Dependency on the Bulk Stresses [PDF]

open access: yesTribology in Industry, 2016
The aim of this work is the improvement of a constitutive friction law which has been identified for the specific demands of sheet-bulk metal-forming.
F. Beyer   +4 more
doaj  

Weakly nonlocal nonequilibrium thermodynamics: the Cahn-Hilliard equation

open access: yes, 2017
The Cahn-Hilliard and Ginzburg-Landau (Allen-Cahn) equations are derived from the second law. The intuitive approach by separation of full divergences is supported by a more rigorous method, based on Liu procedure and a constitutive entropy flux ...
Ván, Peter
core   +1 more source

A non-linear stress-strain relation endowed with fractional derivative elements [PDF]

open access: yes, 2018
In this paper a non-linear stress-strain relation based on an integral formulation with a power-law kernel is proposed. This constitutive law is able to reproduce both the viscoelastic behavior and the inelastic irreversible phenomenon.
Pinnola, F. P., Zavarise, G.
core   +2 more sources

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Numerical Implementation of a Critical State Model for Soft Rocks [PDF]

open access: yes, 2018
This paper details the basic tasks for the numerical implementation of a simple elasto-plastic critical state model for bonded materials (i.e. soft rocks-hard soils) into the finite element program SNAC developed at the University of Newcastle in ...
Garitte B.   +9 more
core   +1 more source

Lipid Nanoparticles for the Delivery of CRISPR/Cas9 Machinery to Enable Site‐Specific Integration of CFTR and Mutation‐Agnostic Disease Rescue

open access: yesAdvanced Functional Materials, EarlyView.
Lipid nanoparticles (LNPs) are optimized to co‐deliver Cas9‐encoding messenger RNA (mRNA), a single guide RNA (sgRNA) targeting the endogenous cystic fibrosis transmembrane conductance regulator (CFTR) gene, and homologous linear double‐stranded donor DNA (ldsDNA) templates encoding CFTR.
Ruth A. Foley   +12 more
wiley   +1 more source

A new analytical formulation of retention effects on particle diffusion processes

open access: yesAnais da Academia Brasileira de Ciências, 2011
The ultimate purpose of this paper is to present a new analytical formulation to simulate diffusion with retention in a reactive medium under stable thermodynamic conditions.
Luiz Bevilacqua   +2 more
doaj  

Method to determine the optimal constitutive model from spherical indentation tests

open access: yesResults in Physics, 2018
The limitation of current indentation theories was investigated and a method to determine the optimal constitutive model through spherical indentation tests was proposed.
Tairui Zhang, Shang Wang, Weiqiang Wang
doaj   +1 more source

Identification of constitutive laws’ parameters by means of experimental tests on AlSi-PE abradable coating

open access: yesMaterials & Design, 2022
Abradable coatings are a part of dynamic seals used in aircraft engines to diminish inter-stage leakages by reducing rotor/stator clearances of the low and high-pressure compressors.
B. Chevrier   +3 more
doaj   +1 more source

Simulation of the small punch creep test with consideration of variation of material properties [PDF]

open access: yes, 2009
A new finite element model of the small punch creep test is described. The material constitutive relationship for creep considered is a simple Norton power law: in this study the exponent in the power law is varied for each element to simulate the random
Boyle, J., Mackenzie, D., Pan, W.
core  

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