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A computational model of hydrostatically coupled dielectric elastomer (HCDE) actuators

Submitted by Huiming Wang on

Abstract:A hydrostatically coupled dielectric elastomer (HCDE) actuator consists of two membranes of a dielectric elastomer, clamped with rigid circular rings.  Confined between the membranes is a fixed volume of a fluid, which couples the movements of the two membranes when a voltage or a force is applied.  This paper presents a computational model of the actuator, assuming that the membranes are neo-Hookean, capable of large and axisymmetric deformation.  The voltage-induced deformation is described by the model of ideal dielectric elastomer.  The forc

direct correspondence betwene stress-thermal condctivity-strain

Submitted by vikastomar on

Using a new experimental setup have now proved that one could actually draw a thermal conductivity-strain relationship in the same way as stress-strain relation!

What remains to be seen is that whether this relationship is tensorial or not! Details are in the paper..

Faculty positions in computational mechanics

Submitted by Stephane Bordas on

Informal enquiries about positions in Computational Mechanics at Cardiff University School of Engineering should be directed to Professor Stéphane P. A. BORDAS bordasS AT cardiff DOT ac DOT uk

More detais on the institute of Mechanics and Advanced Materials:

 http://www.engin.cf.ac.uk/research/resInstitute.asp?InstNo=13

Candidates with track records in computational mechanics, in particular:

- advanced discretisation techniques (XFEM, meshfree, isogeometric analysis)

Futur position for a researcher at IFSTTAR (France) - Soil-structure interactions under seismic and vibratory loads

Submitted by IFSTTARescoffier on


 
Position for researcher at IFSTTAR (France - Nantes site). Soil Structure interactions under seismic and vibratory loads. Seismic responses of geotechnical structures.

A Theory for Large Deformation and Damage of Interpenetrating Polymer Networks

Submitted by Xuanhe Zhao on
Xuanhe Zhao 

Soft Active Materials Laboratory, Duke University, Durham, NC 27708

Journal of the Mechanics and Physics of Solids, In press 

Abstract 

Designing copper–zirconium based nanowires for improving yield strength and plasticity via configuring surface atoms

Submitted by Vijay Kumar Sutrakar on

Following our previous work on Cu-Zr nanowire system, in this paper we have shown improvement in various thermo-mechanical properties of nanowire via manipulating the surface atoms. The paper titled "Designing copper–zirconium based nanowires for improving yield strength and plasticity via configuring surface atoms" by Vijay Kumar Sutrakarand D Roy Mahapatra has been published in Journal of Nanoparticle Research. The paper can be downloaded from
http://www.springerlink.com/content/j2786222101mn711/

CALL FOR ABSTRACTS: International Conference on Experimental Solid Mechanics and Dynamics, 6-7 March 2012, Tehran, Iran

Submitted by Majid Ayat on

The International Conference on Experimental Solid Mechanics and Dynamics (X-MECH 2012) is being organized by the Center of Excellence in Experimental Solid Mechanics and Dynamics affiliated to the School of Mechanical Engineering at the Iran University of Science and Technology. Further details can be found at: 

http://xmech.iust.ac.ir/