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Body loads in wave propagation..

Submitted by ramdas chennamsetti on

Hi all,

[1] In solids, the wave propagation equation is obtained from stress equilibrium equations. We make use of constitutive and strain-displacement relations to convert these equations in terms of displacements

[2] In the above equations we assume that there are no body loads.

[3] The form of solution we assume for displacements is harmonic

[4] Plug these three displacements, u1, u2 and u3 in the equilibrium equations stated in [1].

[5] We end up with an Eigenvalue problem. This is nice.

Fifth European Conference on Constitutive Models for Rubber

Submitted by ErwanVerron on

If you are interested by the mechanics of elastomers, there is a dedicated conference for you : ECCMR 5, which will be held in Paris, France, 4-7 September 2007.

It is the fifth edition of the European Conference on Constitutive Models for Rubber Conference. The call for paper is now closed, but registration is still open.

See the conference web page: http://eccmr.egim-mrs.fr/

NSF Mini Travel Grants - 10th Pan American Congress Appl. Mech

Submitted by Nanshu Lu on

The National Science Foundation (NSF) has made a recent award to help increase graduate student participation at the Tenth Pan American Congress of Applied Mechanics (PACAM X).  These awards will be made in the form of mini-travel grants ($500 - $1,000) for exceptionally qualified students to participate in PACAM X January 7-11, 2008, in beautiful Cancun, Mexico.

The American Academy of Mechanics (AAM)

Submitted by Rui Huang on

As a member society of the U.S. National Committee on Theoretical and Applied Mechanics (USNC/TAM) , the objective of the American Academy of Mechanics (AAM) is the advancement of the science and profession of mechanics.

The scope of AAM includes all of the disciplines involved in the modeling and study of the response of inanimate and animate matter to forces and environmental effects.

Why is Google cool, but Elsevier is not?

Submitted by Zhigang Suo on

Elsevier-bashing has become a sport among researchers.  The company is singled out, among publishers of research journals, perhaps because it is the largest.  We might as well use Elsevier as a representative of the publishers, and hard-working people at Elsevier should not be offended. 

Ph.D. and Postdoc on Mechanics and Biology

Submitted by Patrick Onck on

A Postdoc position is available at the University of Groningen, The Netherlands, to work on the mechanics of biological cilia. In addition, a Ph.D. position is available to work on the mechanics of the cell's cytoskeleton. Both candidates should have a university-degree in biology, physics, materials science or mechanical engineering, with a strong affinity for theoretical/numerical modelling. For a more detailled description, see the attachments below.