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Update: Journal Club Entry July 2014: Overcoming Challenges in Liquid Crystalline Elastomers

Submitted by Chris Yakacki on

Dear iMechanica,

Last July I posted a journal club entry on overcoming the traditional challenges in mechanically actuating liquid-crystalline elastomers (http://imechanica.org/node/16853). I'm glad to say we finally got our first manuscript regarding this work published in RSC Advances (DOI: 10.1039/C5RA01039J). 

Model for static and kinetic friction (rate and state)

Submitted by Srivatsan Hulikal on

We recently proposed a model for rate and state friction by studying the collective (statistical) behavior of viscoelastic asperities. Various observed features of friction emerge as collective phenomena, without postulating them directly at the microscale. The paper is available at the link below. 

http://www.sciencedirect.com/science/article/pii/S0022509614002063

 

Thank you.

IMECE 2015 Symposium: Modeling and experimental characterization for the behavior of the micro/nanostructured thin films

Submitted by danial_faghihi on

 We would like to invite you to participate in a symposium on “Modeling and experimental characterization for the behavior of the micro/nanostructured thin films” in ASME 2015 International Mechanical Engineering Congress & Exposition
November 13 – 19, 2015 
Houston, Texas. The deadline for abstract submission is March 2, 2015.

Organizers:

Danial Faghihi, Institute for Computational Engineering & Sciences,UT Austin

Position Open at NUS (Singapore): Research Fellow

Submitted by Adrian S. J. Koh on

One Research Fellow (Post-doc) position is open at the National University of Singapore.

If hired, you will work at Soft Materials Lab @ Advanced Robotics Centre (ARC), which I head.

Job Desription: Conduct research on biomechanics of the human motion, and how to effectively harvest energy from these motions using a soft and stretchable generator.  You are expected to perform both theoretical and experimental investigation, produce research papers and perhaps, file patents.

IMECE 2015 Symposium on “Architectured Multifunctional Materials and Composites”

Submitted by Rashid K. Abu Al-Rub on

It is our pleasure to invite you to submit an abstract to the symposium on

Architectured Multifunctional Materials and Composites

as part of Track 12 of IMECE 2015, Houston, Texas, November 13-19, 2015. See attached for more details.

The abstract submission deadline is March 2nd, 2015 (final deadline, no extension).

Organizers:

How to determine elastic constants of transversely isotropic material by tension experiment?

Submitted by Yang.Xia on

Hello. I am working to design an experiment to  determine elastic constants of transversely isotropic material (also plastic-like material). There are five independent coefficients, and with experiment methods described in this paper doi:10.1016/j.ijrmms.2011.12.004, I need to carry out at least 3 tensile experiments. In the experiments, I need to measure not only the tensile strain-stress curve, but also at least one transverse strain to determine the poisson's ratio in the plane of transverse isotropy to a stress acting parallelly to it.