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Fracture mechanics-Compact tensile specimen

Submitted by shashikant_joshi on

The assignment:Determination of crack propogation direction for CT specimen using different theories such as MTS,MTPS,Del-criteria,T-criteria,Ip theory

using ansys multiphysics

 

1) What are the boundry condition to be used for above criteria

2) How to take care of mixed mode loading

A PhD opprotunity in CEE @ UIUC

Submitted by Ahmed Elbanna on

A PhD opportunity in the field of computational and applied mechanics is available in the department of Civil and Environmental engineering at the University of Illinois at Urbana-Champaign.

Qualifying candidates must have a strong background in mechanics and mathematics. Familiarity with scientific computing in one of the widely used programming languages (e.g. Fortran, C++ or Python)is required.

how to extract the story mass and story displacement in Abaqus?

Submitted by meshee on

hello, everybody 



    I've made a 3D multi-story frame and shear-wall model in Abaqus. So far, I wanna get the equivalent story mass, story stiffness and story modal displacement. how to extract the story mass and story displacement in Abaqus?   or how to make an equivalent multi-mass point system from original 3D multi-story model? 



Thanks in advance 



Best Regards, 

Shelton 

Postdoctoral Research Associate in Granular Materials under Impact at University of Sydney

Submitted by Luming Shen on

An exciting new research position for a Postdoctoral Research Associate is
now available in a project funded by the Australian Research Council, led by Professor Itai
Einav
and Dr Luming
Shen
. The project is to study fragmentation waves in granular materials,
applicable in geosciences, and in engineering problems of material mining,
petroleum processes, and pharmaceutical operations.

fast method for optimal experimental design

Submitted by LONGQ on

Shannon-type expected information gain can be used to evaluate the
relevance of a proposed experiment subjected to uncertainty. The
estimation of such gain, however, relies on a double-loop integration.
Moreover, its numerical integration in multi-dimensional cases, e.g.,
when using Monte Carlo sampling methods, is therefore computationally
too expensive for realistic physical models, especially for those
involving the solution of partial differential equations. In this work,
we present a new methodology, based on the Laplace approximation for the
integration of the posterior probability density function (pdf), to
accelerate the estimation of the expected information gains in the model
parameters and predictive quantities of interest. We obtain a

7th International Conference on Fracture of Polymers, Composites and Adhesives (ESISTC4 2014)- First Announcement

Submitted by Laure Ballu on

The 7th International Confeence on Fracture of Polymers, Composites and Adhesives will take place from 14-18 September 2014, Eurotel Victoria, Les Diablerets, Switzerland.

We are inviting papers in the areas reflecting the current and future of TC4: Polymers, Application of fracture mechanics, Adhesives, composites.

Abscract submission page now open. For more information, go to http://www.esistc4conference.com