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Melosh Competition: 2nd Call for Abstracts

Submitted by John E. Dolbow on

This is the second call for abstracts for the 23nd Annual Melosh Competition for the Best Student Paper on Finite Element Analysis.  The deadline for the abstracts has been extended to January 14, 2011.   Details of the competition and submission procedure can be found here

Postdoctoral Fellowship at Northwestern University in Stochastic Multiscale Analysis and Design

Submitted by weichen on

We are seeking applicants for a Postdoctoral Fellowship in “stochastic multiscale analysis and design” in the Department of Mechanical Engineering, Northwestern University, Evanston, IL, USA. Applicants are expected to have expertise in the following areas: solid mechanics, uncertainty quantification, finite element modeling, and engineering optimization. The candidate is expected to have a strong background in statistical analysis. Prior experience with material microstructure characterization via image processing, and model uncertainty quantification is preferred.

Postdoctoral Position in Computational Mechanics

Submitted by karelmatous on

The Computational Physics Group at the Aerospace and Mechanical Engineering Department at the University of Notre Dame is seeking a highly qualified candidate for the post-doctoral research associate position in Computational Mechanics. The successful candidate will develop and implement multiscale computational approaches for modeling of chemo-thermo-mechanical response of heterogeneous materials such as energetic materials and solid propellants.

 

Qualifications:

Impact Modeling in ABAQUS

Submitted by Mojtaba Sayeaftabi on

Dear Friends,

I've simulated impact in ABAQUS. Internal and kinetic energy diagrams of process is very close to experimental data. But reaction forces are lower than experimental measurements and have too much fluctuation. Also Force-Displacement diagrams aren't acceptable. In reality, reaction force reach the maximum when displacement is maximum and impactor is beginning to move backward. But result of simulation shows maximum force during backward movement.

Sincerely yours

Mojtaba Sayeaftabi

How to model delamination in laminated composites?

Submitted by praveenyr on

Hi,

  I'm Praveen doing my Master of Technology Project. I wanted to know how to model delaminated composites in ANSYS. Whether to use Teflon layer as delamination between the plies or creating air gap between the plies? And also wanted to know how to use cohesive zone elements or interface elements to create delamination. Can anyone help me? I ve attached images for references. 

Siemens US Intern Opportunity in Fracture Mechanics

Submitted by zhangjd on

Siemens Corporate Research (SCR), a division of Siemens Corporation, located in Princeton, New Jersey (USA) is Siemens' largest research center outside of Europe. SCR excels in transferring academic research into innovative products, and works in close collaboration with clinical and industrial partners. With more than 250 scientists, engineers, and technical experts, the company helps its customers and strategic partners grow their businesses in the fields of healthcare, automation, production, energy, industry, information and communications.

 

Effect of electrical boundary conditions on the polarization distribution around a crack in a ferroelectric single domain

Submitted by Jie Wang on

Polarization distributions around an open crack with different electrical boundary conditions in a single crystal ferroelectric are investigated by using a phase field model. The surface effect of polarization is taken into account in the phase field model, which has not been included in previous ferroelectric crack models. The simulation results show that the impermeable crack and the crack filled with air have a significant influence on the polarization distribution, while the permeable and the crack filled with water have little influence.