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Material like snail shell has been selected to be shown at Expo 2010 in Shanghai at Youth Innovation Center

Submitted by Haimin Yao on

Dear Colleagues:

I am very happy to let you know that our innovation of material like snail shell has been selected to be presented at EXPO 2010 in Shanghai at Youth Innovation Center (中国2010年上海世博会全球青年创新之旅).

 

Free Folding of Suspended Graphene Sheets by Random Mechanical Stimulation

Submitted by Jianliang Xiao on

Graphene edges, analogous to the structure of nanotubes, can significantly influence the overall electronic and magnetic properties of graphene nanostructures, and thus have become important issues in graphene research, especially for electronic applications. In this recent paper published on PRL, we reported that the free folding of suspended graphene sheets by random mechanical stimulation has preferred folding directions.

2010 Melosh Medalist

Submitted by John E. Dolbow on

Phanish Suryanarayana, from the California Institute of Technology, is the 2010 Melosh Medalist for the Best Student Paper in Finite Element Analysis.  Phanish won for his paper titled "Non-periodic Finite-Element and Mesh-Free Formulation of Kohn-Sham Density Functional Theory".  He presented the paper on Friday, April 30, 2010, on the campus of Duke University.  

Please join me in congratulating Phanish!  

ABAQUS (6.8, 6.9 EF) - Effect of the number of back stresses

Submitted by ron.dana on

Since ABAQUS 6.8, a new feature has been added to the combined hardening material input.

Let's assume a combined Kinematic and Isotropic hardening case, such as those happen in metals.

"Half cycle" uni-axial test results has been utilized to model the yield stress-plastic strain behavior as well as the Kinematic behavior of the metals.

In the same user interface,  there is an option to choose the number of back stresses.

Is the number of 1 back stress is equivalen to the case of linear kinematic hardening (Ziegler's)?

looking for post-doc

Submitted by rameshgupta on

Ramesh Gupta B, Aerospace Engineering Department, IISc, Bangalore. INDIA. Pin: 560012. (91) 9242844936

ramesh [at] aero.iisc.ernet.in (ramesh[at]aero[dot]iisc[dot]ernet[dot]in) 

April 30, 2010

 

Dear Sir,

 

Nonlinear Heat Transfer Analysis of The Laser Deposition Process

Submitted by ADINA Support on

We present an interesting application of ADINA for simulating the Laser Engineered Net Shaping (LENS) process, widely used for rapid prototyping in different industries:

http://www.adina.com/newsgH68.shtml

Please recall that we offer a very attractive academic package, for research and teaching, for university users. For more information see:

http://www.adina.com/educ.shtml