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Two PhD positions in computational modeling of materials behavior in extreme environments

Submitted by Dongare on

Two Graduate Research Assistantship
positions are currently available
in the Multiscale Materials Modeling
Group to support graduate study leading to a PhD in Materials Science
and Engineering at the University of Connecticut starting Spring/Fall 2013.

Journal of Multifunctional Composites (JMC) – accepting manuscript submissions for 2013

Submitted by drgaurav on

The Journal of Multifunctional Composites is accepting manuscripts for publication in 2013. Please click on the URL below to read more about the journal and its aims and scope. Articles belonging to the first issue will start appearing online in January 2013. Three issues are planned for 2013 (April, July, and October).

Complex numbers in structural dynamics

Submitted by Stefan Szyniszewski on
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Dear All,

Can you recommend a book, which introduces complex numbers in the context of
structural dynamics? 

It seems that recasting differential equations with unknown acceleration,
velocity and displacement in the complex number format helps to arrive at the
solution. It seems indispensable when dealing with damping.

I am looking for a resource that formulates dynamic equations of motions
using complex numbers, with step-by-step explanations.

Your advice and thoughts will be appreciated.

Thank you,

Stefan

Determination of Representative Volume Element (RVE) based on Microstructure

Submitted by Siddiq Qidwai on

Estimating the response of polycrystalline materials using sets of weighted statistical volume elements

Siddiq M. Qidwai, David M. Turner, Stephen R. Niezgoda, Alexis C. Lewis, Andrew B. Geltmacher, David J. Rowenhorst, Surya R. Kalidindi

Acta Materialia, 60, 5284–5299, 2012; http://dx.doi.org/10.1016/j.actamat.2012.06.026 

History of Bueckner’s principle?

Submitted by Mike Prime on

I am hoping someone has some historical knowledge of some
interesting mechanics, or just an interest to discuss it. A superposition principle is widely used to solve crack problems, with illustrations like these:

http://ars.sciencedirect.com/content/image/1-s2.0-S0142112308002211-gr1.jpg

http://ars.els-cdn.com/content/image/1-s2.0-S0142112399000778-gr2.gif