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A 3D interactive CAE Knowledge Portal is launched with Social Elements

Submitted by vrmdr123 on

A 3D Social Net Working Site (http://bit.ly/9yGMrO) was launched for publishing 3D Simulations.  It is to 3D Simulations like what youtube is for videos. The teachers / Professors of Science , Engineering, FEA, CFD can download the 3D simulations from here and embedded into PowerPoint slides and show interactive 3D simulations to the students, making the teaching of Science and Engineering very interesting. http://bit.ly/9yGMrO   

Call for Papers: Journal of Solid Mechanics

Submitted by Payam Khazaeinejad on

Dear colleagues,



The Journal of Solid Mechanics (JSM)  invites original research papers and research notes covering a broad area of mechanical engineering activities associated with the classical problems of structural analysis to mechanics of solids, fracture, and heat transfer, thermal effects in solids, optimum design methods, and numerical techniques and recent developments in these areas for review and consideration of possible publication.



Study on electroelastic field concentration around the electrode tip in multilayer ferroelectric actuators

Submitted by Xujun Zhao on

Distribution of electromechanical field near electrode tips is closely related to the reliability of ferroelectric multilayer actuators. In this paper, the deformation and stress concentrations around the electrode tip in two multilayer actuator designs, partially and fully cofired, are investigated by means of experimental measurement and numerical simulations. The digital speckle correlation method (DSCM) is used to measure the full displacement field near the electrode tip with the high spatial resolution.

Membrane interactions control residues fluctuations of outer membrane porins

Submitted by Azim B Besya on

Bacterial outer membrane porins (Omp) that have robust ß-barrel structures, show potential ap-

plications for nanomedicine devices in synthetic membranes and single molecule detection biosensors.

Here, we explore the conformational dynamics of a set of 22 outer membrane porins, classified into

five major groups: general porins, specific porins, transport Omps, poreless Omps and composed

pores. Normal mode analysis, based on mechanical vibration theory and elastic network model, is

What is stress? Who has ever seen stress? Is stress a physical quantity?

Submitted by Yi-Heng Chen on

What is stress? Who has ever seen stress? Is stress a physical quantity?

Professor Yi-Heng Chen, Xi’an Jiaotong University, 710049, P.R.China

e-mail: yhchen2 [at] mail.xjtu.edu.cn (yhchen2[at]mail[dot]xjtu[dot]edu[dot]cn)

 

In fact, this question has been bothering the present author for more than 15 years.