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PhD Studentship in Computational Mechanics of Porous Metallic Materials

Submitted by Szyniszewski Stefan on

We are offering the PhD studentship at the
University of Surrey, and we are looking for enthusiastic and self-motivated candidates.

This project focuses on applications of metallic foams where structural functionality is combined with energy absorption, damping, heat insulation, and noise silencing.

PhD - Dynamics of capsules and polymersomes under flow and in blood

Submitted by mleo on

Date of beginning: to negotiate

Location: IRPHE, Aix-Marseilles University, Marseilles, France

Contact: send your CV to boedec [at] irphe.univ-mrs.fr and leonetti [at] irphe.univ-mrs.fr

Visit https://www.irphe.fr/-Leonetti-Marc,175- for additional informations.

Hyper-velocity Impact Simulation

Submitted by Govind on

I am doing my thesis and my topic is hypervelocity impact testings on foils.

Can anyone suggest me which software will be quite useful to perform simulation for my thesis.

LS-DYNA- Abaqus- AUTODYN. And where i can find related materials to start up with these software.

I find it quite confusing and since on internet for LS-DYNA & AUTODYN, less materials are available.

Thanks 

huge difference of Young's modulus in sandwich structure

Submitted by Han Shiwei on

I am modeling a plate under three point bending with Abaqus. The plate
is a sandwich structure with aluminum plate (thickness: 5mm), adhesive glue (thickness:
0.02mm) and a kind of foam (thickness: 15mm) bonding together. Their Young’s
modulus is at the order of 100GPa, 1MPa and 100MPa. While in incremental
calculation, the job is always be aborted for not achieving convergence. I just
wonder whether the cause of not achieving convergence should be attributed to
the huge difference in Young’s modulus.

 

huge difference of Young's modulus in sandwich structure

Submitted by Han Shiwei on

800x600

Hello,

I am modeling a plate under three point bending with Abaqus. The plate
is a sandwich structure with aluminum plate (thickness: 5mm), adhesive glue (thickness:
0.02mm) and a kind of foam (thickness: 15mm) bonding together. Their Young’s
modulus is at the order of 100GPa, 1MPa and 100MPa. While in incremental
calculation, the job is always be aborted for not achieving convergence. I just
wonder whether the cause of not achieving convergence should be attributed to
the huge difference in Young’s modulus.

huge difference of Young's modulus in sandwich structure

Submitted by Han Shiwei on

800x600

Hello,

I am modeling a plate under three point bending with Abaqus. The plate
is a sandwich structure with aluminum plate (thickness: 5mm), adhesive glue (thickness:
0.02mm) and a kind of foam (thickness: 15mm) bonding together. Their Young’s
modulus is at the order of 100GPa, 1MPa and 100MPa. While in incremental
calculation, the job is always be aborted for not achieving convergence. I just
wonder whether the cause of not achieving convergence should be attributed to
the huge difference in Young’s modulus.

Postdoctoral Position Available at University of Western Ontario, Canada

Submitted by Zhi Yan on

Position is available for a postdoctoral fellow to carry out an industry sponsored project on carbon fiber composite modeling. The contract is initiated for one year, with possible extension if work progresses satisfactorily. The research will focus on



 (1)  micromechanics modeling of elastic and viscoplastic behavior of injection molded carbon fiber composites;



 (2)  homogenization techniques and constitutive model development for vibration, strength and impact simulations of carbon fiber composites.

Hencky's hyperelastic material model.

Submitted by marcin.wojciechowski on

Hello,

I am working on my master's thesis. I have to find best fitting hyperelastic material model for simple shear test.

My task is to find most proper material model which will fit my laboratory test data. I have conducted the "single lap test" on bricks, using polymer PS.

Effect of vacancy defects on generalized stacking fault energy of fcc metals

Submitted by mohsenzaeem on

http://iopscience.iop.org/0953-8984/26/11/115404/

Molecular dynamics (MD) and density functional theory (DFT) studies were performed to investigate the influence of vacancy defects on generalized stacking fault (GSF) energy of fcc metals.