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Prediction of forming limit diagrams using machine learning

Submitted by vh on

Measuring forming limit diagrams (FLDs) is a time consuming and expensive process. Machine learning (ML) methods are a promising route to predict FLD of aluminium alloys. In the present work, we developed a machine learning (ML) based tool to establish the relationships between alloy composition / thermomechanical processing route to the material's FLD.

Mode II fracture of an elastic-plastic sandwich layer

Submitted by Emilio Martíne… on

Dear iMechanicians,

Please find below a paper, co-authored with Ivan Cuesta and Norman Fleck, on the mode II fracture of elastic-plastic sandwich layers. The paper is part of the special issue in the Journal of Applied Mechanics dedicated to John Hutchinson's 80th anniversary and the Century Fracture Mechanics Summit.

Soft Magneto-Active Composites

Submitted by Stephan Rudykh on

"Soft magnetoactive laminates: large deformations, transverse elastic waves and band gaps tunability by a magnetic field"  by  N. Karami Mohammadi et al (2019) has been published in November Special Issue in Journal of Applied Mechanics.

This paper is part of my group and co-author work on the topic of Soft Magneto-Active Composites:

Harnessing energy landscape exploration to control the buckling of cylindrical shells

Submitted by Teng zhang on

Abstract: Even for relatively simple thin shell morphologies, many different buckled configurations can be stable simultaneously. Which state is observed in practice is highly sensitive to both environmental perturbations and shell imperfections. The complexity and unpredictability of postbuckling responses has therefore raised great challenges to emerging technologies exploiting buckling transitions.

interfacing matlab with abaqus script using a user subroutine

Submitted by L.B. on

Dear all,

the question is in the title.

I found solutions on the web to make matlab execute an inp file making use of a user subroutine: system(['abaqus job=' Abaqusname  ' user=' fortranname ' -inter']). It works well if, prior to the command,  a dll file of the fortran file is created and a file 'abaqus_v6.env' is set.

However, if I want to do the same by running, from matlab, the python script which makes use of the same user subroutine, there are errors.

command in matlab: system(['abaqus cae noGUI=script.py']);

Post-doctoral fellowship position at Polytechnique Montréal on phase field modelling

Submitted by martin.levesque on

Polytechnique Montréal is looking for a post-doctoral fellow having a very strong training in continuum mechanics/numerical methods to work on the phase field modelling of damage in materials. This one-year project will consist in deploying and applying an existing phase field code at two industrial partners: one in optics and the other in aerospace. 

Please send your CVs at my address: martin.levesque(at)polymtl.ca

Entropy Special Issue

Submitted by Cemal Basaran on

 

Deadline for manuscript submissions: 30 November 2019. 

 

Special Issue "Entropy Based Fatigue, Fracture, Failure Prediction and Structural Health Monitoring"

https://www.mdpi.com/journal/entropy/special_issues/fatigue