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Professor Y. C. Fung is the recipient of the Fritz J. and Dolores H. Russ Prize of 2007

Submitted by Ji Wang on

Professor Y. C. Fung, Professor Emeritus of Bioengineering at UC San Diego's Jacobs School of Engineering, is the recipient of the Fritz J. and Dolores H. Russ Prize of 2007.

The Russ Prize is presented biannually to an outstanding candidate in the field of bioengineering who has made significant contributions to improving the human condition through research, development, teaching, or management. The recipient receives a $500,000 cash award and an engraved gold medallion.

ansys or abaqus,which of them is better?

Submitted by sattar on

 

Hi every one

I am doing my master in civil engineering at U.K.M. University in Malaysia. I want to learn 1 FEM software. But I don’t no which of them is better for me ,ansys or abaqus?. My thesis is about concrete filled tubular.

I must model concrete and steel, and I think I face contact problem to define connection between concrete and steel.

ansys or abaqus,which of them is better

Submitted by sattar on

Hi every oneI am doing my master in civil engineering at U.K.M. University in Malaysia. I want to learn 1 FEM software. But I don’t no which of them is better for me ,ansys or abaqus?. My thesis is about concrete filled tubular.

I must model concrete and steel, and I think I face contact problem to define connection between concrete and steel.

I will be very pleased if someone helps me.

PHYSICS OF FRACTURE AND MECHANICS OF SELF-AFFINE CRACKS

Submitted by Balankin on

The physics associated with self-affine crack formation and propagation is discussed. Some novel concepts are suggested for the mechanics of self-affine cracks. These concepts are employed to model the crack face morphology and, in turn, to solve various problems with self-affine cracks. It is shown that linear elastic fracture mechanics (LEFM) is a special case of self-affine crack mechanics and should be used only in length scales larger than the self-alfine correlation length. The theoretical results are confirmed by available experimental data.

Intrinsically anomalous self-similarity of randomly folded matter

Submitted by Balankin on

We found that randomly folded thin sheets exhibit unconventional scale invariance, which we termed as an intrinsically anomalous self-similarity, because the self-similarity of the folded configurations and of the set of folded sheets are characterized by different fractal dimensions. Besides, we found that self-avoidance does not affect the scaling properties of folded patterns, because the self-intersections of sheets with finite bending rigidity are restricted by the finite size of crumpling creases, rather than by the condition of self-avoidance.

Choosing a Universal Testing Machine

Submitted by vicky.nguyen on

I am in the process of buying a universal testing machine, and have found the process to be quite confounding.  My main area of expertise is computational mechanics, but I decided to add a materials testing capabiity to my program to support my constitutive model development efforts.  I am surprised that, given how expensive these machines are, that there's isn't a user generated comparison website or online forum relating experiences or comments regarding these machines, their software, accessories, etc....  

On geometric discretization of elasticity

Submitted by arash_yavari on

This paper presents a geometric discretization of elasticity when

the ambient space is Euclidean. This theory is built on ideas from

algebraic topology, exterior calculus and the recent developments

of discrete exterior calculus. We first review some geometric

ideas in continuum mechanics and show how constitutive equations

of linearized elasticity, similar to those of electromagnetism,

can be written in terms of a material Hodge star operator. In the

discrete theory presented in this paper, instead of referring to