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Modeling SMAs in ABAQUS

Hi Dear fellow Mechanicians I am Ali Nojoumi a M.Sc. Civil engineer and I'm modleing shape memory alloys using in concrete shear walls to reduce the effects of earthquakes... making my Model by...

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Active Materials for Medical Devices

In conjunction with the 2nd International Joint Conference on Biomedical Engineering Systems and Technologies - BIOSTEC 2009   The First International Workshop on Active Materials for Medical Devices –...

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Shape memory alloy material models including plasticity implemented in ABAQUS

I am working with shape memory alloys (nitinol), and am in that respect investigating fracture behaviour of NiTi, using, among other things, simulations in ABAQUS. ABAQUS doesn't have a material model...

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Fracture initiation in NiTi

Hi! I am investigating the effect of triaxial stress state on the superelastic behavior in NiTi. In this regard I have conducted some simple tensile tests on notched specimen until fracture. The next...

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Modelling a spring shape memory alloy

Hello, I am a Masters student and I need to model a spring shape memory alloy in ABAQUS. I have found a UMAT file,however the file contains the geometry of a 1X1X1 cube. Does anyone have any idea of...

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PhDs and Post-doctorate Research Positions in Shape Memory Alloys

There are several immediate openings of research-oriented Phds and Post-Doc positions, in the department of civil engineering, the University of Akron (UA). Please see tha attached file for datails.

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Subroutine simulation migration from HETVAL to UMATH

Hi!I'm already simulating a shape memory alloy behavior with the aid of the HETVAL subroutine, but I'd like to use UMATHT instead, since the HETVAL can't simulate correctly heat absortion(cooling...

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On superelastic bending of shape memory alloy beams

In this paper, a closed-form solution is presented for bending analysis of shape memory alloy (SMA) beams.

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Underlying Material Response for Lüders-Like Instabilities

► The underlying material response of partially unstable materials is measured. ► This is done for Lüders deformed steel and a shape memory alloy. ► They both exhibit an up-down-up response. ► The...

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Postdoctoral position in computational solid mechanics

Job Summary: The postdoctoral research associate is expected to provide research support within the frame of a multi-year engineering research project undertaken by faculty from the departments of...

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