- Hyperelastic material models
- Kilian (Van der Waals) Hyperelastic Model
- help seeking on VUMAT for Neo-hooke model in ABAQUS
- Nominal stress-stretch ratio from hyperelastic model
- simple shear results
- disadvantages of Hill's and Ogden's formula for foams?
- Model for vinyl ester
- ABAQUS viscoelastic model
- Mooney Rivlin model
- stress update algorithm in UMAT
- Ogden or Hill Model for rubber foam material
- what does 'materials with a fading memory' mean?
- question about the constants in WLF function
- mass density for fea model
- UMAT subroutine of Boyce model for PET above glass transiti
- How to simulate dynamic stiffness of rubber comoponent?!
- AISI1020 UMAT
- Mullins effect
- Necked areas in the pure shear tests?. Model to describe it?
- Modeling elastomer in compression
- azimuthal shear of incompressible hyperelastic rubber
- fitting data for strain-energy functions
- Shear test
- Hybrid model material properties
- Simple hydrastatic pressure sensitive plasticity model
- A question on Arruda-Boyce model
- Equibiaxial behavior
- nominal stress, nominal strain
- Nonlinear material model for Delrin
- Prony series and parameters ??
- spring-dashpot setup
- DMTA vs. Uniaxial+Biaxial+Planar Shear. DMTA -> mat'l Mo
- Rayleigh Damping, tand, Prony-Parameters
- Best model for HDR
- Fun with linear viscoelasticity
- Poissons ratio for unfilled PTFE
- PTFE at high strain rates.
- Define a Polymer (PPHC) on Mechanical behavior section
- Material model for PTFE subjected to bending
- nonlinear viscoelastic
- Hysteresis modeling in ABAQUS
- Mooney-Rivlin , simple extension
- Material Models for rubber
- ANSYS or abaqus regarding plasticity modeling
- Modell for a thin walled pc/abs plastic
- weakness of the Arruda-Boyce model in Abaqus?
- Prony Series in ANSYS
- Prony series and model selection of polymer materials
- Question about implementing simple zener model in UMAT
- 2-layer viscoplasticity
- Import a model from ANSYS Workbench into ordinary ANSYS
- material behavior of styrene-acrylic copolymer
- Models for high strain, high strain rate behavior of PC??
- The improved BB model in Abaqus v6.6-1
- failure model of viscous polymer
- Modelling necking with hyperelasticity
- Question about calculationg dev[b] in uniaxial tension.
- for long-term modulus of viscoelastic material
- for conversion from frequency test data to Prony series
- hysteresis model
- problem during UMAT subroutine compilation
- UMAT doesn't link following compilation.
- short time modulus of polymers
- Blood (mwah ha ha)
- hysteresis in shear test
- Multiplicative decomposition of Defgrad
- Question about DDSDDE and STRESS variables in UMAT
- Mooney Rivilin
- Mooney-Rivlin parameters
- prony series conversion
- Damage curve for FM 73 polymer adhesive
- ask for help---Problem with UMAT subroutine
- High rate rubber response
- Hysteresis and relaxation model
- Fortran Compiler for Linux
- Statev array in ABAQUS UHYPER subroutine.
- In search of UMAT DP or MC
- strain energy and prony series
- Abaqus Orthotropic material
- RTV Sealant modeling
- Thermodynamic point of view on constitutive models of rubber
- Pamcrash user subroutine
- hyperelastic model problems
- abaqus user subroutine for membrane element
- hyperelastic models - simple shear + ogden
- Does fortran 90 can be recognized by abacus?
- question about IMSL
- Tensor operations in micromechanical modeling (UMAT-Abaqus)
- VUMAT question
- Explicit can't use a incompressible model?
- UMAT question
- Uhyper and Prony
- Prony series in Ls-Dyna
- FREE Fortran Compiler
- Mooney Rivlin
- Constitutive Model for PET
- Rate of deformation in quasi-static analysis
- Visc Elasticity
- Kapton (PI) material model
- Fatigue of polymers
- Viscoelasticity
- Composite materials
- Drucker-Prager for PTFE?
- Elasticity tensor calculation
- Viscoelasticity in MSC Marc
- Crack initiation in HDPE
- vumat and double precision!
- what is the best constitutive model for filled elastomers
- FE analysis of tensile impact test on polypropylene
- Strain rate behaviour description
- Modeling Quasi Brittle Failure
- modifing UMAT for tresca yield
- DMTA and Prony Series
- mooney rivlin
- BB model to characterize the PU under cyclic compression
- viscoelasticity
- Strain Energy density
- Hencky strain versus Stretch tensor
- how to define the tangent modulus related to the Green-Naghdi Stress Rate
- loss and storage moduli fitting
- what is wrong with my constitutive model for plane stress problem?
- Drucker Stability Check using Abaqus
- Question about viscoelasticity testing
- adhesion
- question about modelling
- about the difference between umat and vumat
- strain measures
- VUMAT-multi-element test
- comparing UMAT and VUMAT
- Orthotropy?
- Sth new for Multi-element test VUMAT
- Convergence troubles with USERMAT subroutine
- Convergence problems UMAT
- question about Unit
- hyperelasticity - mean stress vs hydrostatic stress
- How to convert Logarithmic Strain to Nominal Strain from Abaqus
- reinforced rubber
- Progressive failure analysis
- Temperature dependent modelling
- Marlow model
- Nonlinear Orthotropic VUMAT
- About Problem in UMAT of Drucker Prager
- divergence problems with rubber FE model
- *UHYPER subroutine capabilities.
- FE basics
- Piezolaminated hybrid composite modeling
- Material Data
- To get shear modulus, bulk modulus, C10,C01 and so on with Abaquse
- Filled PPS Creep Modeling
- Infinite stiffness matrix determinant
- Prony series terms determination
- piezoelectric beam analysis in ABAQUS
- Help on umat
- Equilibrium Path Determination
- BB model
- how can i divide the deformation gradient into two, each present part of deformation
- AC YIELD output and state variable in UMAT
- Ogden Rubber using UMAT in ABAQUS
- Creep and failure criteria
- UMAT crash when changing ABAQUS versions
- VUMAT subroutine for progressive damage
- Abaqus error for Explicit/Vumat calculations
- Modeling cure in viscoelastic materials
- Finite Difference Method for Material Jacobian
- Hyperelasticity and Linear elasticity
- how can I implement this kind of equation in UMAT
- Umat simple viscoelastic model
- A general question about strain rate in UMAT
- how to apply cylcic load?
- Material parameters for silicone
- stress strain behaviour mooney rivlin
- Joint design
- ANSYS Prony series from shear modulus vs. frequency
- NonLinear Viscoelasticity in Abaqus
- How to create infinite elements from ABAQUS/CAE?
- Principal deviatoric stretches computation : problems
- Kevlar creep
- epoxy modelling
- alternating copolymer modeling problem
- Stress dependent behavior
- Problems about VUMAT in ABAQUS/Explicit.
- help!
- clamp force
- Rubber failure criteria
- Viscoelastic analysis
- Shrinkage Model for PET
- STRESS and DDSDDE in ABAQUS UMAT
- How to define Strain gradient in VUMAT
- viscoelasticity
- Convergence
- Modeling Stress Relaxation in ABAQUS
- Steady-state transport analysis
- Need help with modelling viscoelastic material in ANSYS
- Viscoelasticity in UMAT
- Relaxation curve vs. creep
- PSD random vibration analysis in ANSYS
- Viscoelastic response around crack tip
- Help needed for VUMAT subroutine
- How to model the geogrid using Abaqus??
- Hysteresis in ABAQUS(rubber indentation)
- Hysteresis in rubber
- How can use Vumat to simulate the ductile fracture criterion of Oyane?
- Dynamic analysis question
- UMAT/VUMAT for non-linear elasticity
- Dynamic analysis of viscoelastic material
- Calculation of Power law frequency dependence in ABAQUS
- Convergence problem with a non-linear elastic material model
- Constitutive Models for Polyurethane
- ABAQUS and DIANA for modeling of rubber
- Using 2 vumat
- Mooney Rivlin Material Constants
- problem during linking user subroutine
- Umat