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Some Analytical Formulas for the Equilibrium States of a Swollen Hydrogel Shell

Submitted by Song Zilong on

Dear Colleagues,

I wish to bring to you my recent work with my supervisor Hui-Hui Dai on "Some  Analytical Formulas for the Equilibrium States of a Swollen Hydrogel Shell". Below is the abstract and attached is the preprint of the article. I will very much appreciate your comments and suggestions.

what is physical reason behind it?

Submitted by krishna chaitanya.k on

Hey to imechaica, i am doing my M.E Project in composites.i have done finite element analysis of composite plate with different boundary conditions and  different orientation angle with antisymmetric stacking sequence. i absorve  tip center displacement of cantilever plate is increasing with orientation angle increment and for simple supported plate it decreases.

stacking sequence is [0/-θ/θ/-θ/θ/0] 

please help me to understand this. 

Error Message

Submitted by fazel.pars on

<strong>i'm modeling a three pavement layer with tandem loading in explicite mode. i dont know why aborted that analysing with this message:</strong>

 "The ratio of deformation speed to wave speed exceeds 1.0000 in at least one element. This usually indicates an error with the model definition. Additional diagnostic information may be found in the message file.



Abaqus/Explicit Analysis exited with an error - Please see the  status file for possible error messages if the file exists."

 

Marie Curie IEF & IIF

Submitted by sondipon on

I am interested in applying for Marie Curie Intra-European Fellowships (IEF) and Marie Curie International Incoming Fellowships (IIF). These are highly prestigious two-year fellowships (with average salary ~£50k/year):

http://cordis.europa.eu/fp7/dc/index.cfm?fuseaction=UserSite.FP7CallsPa…



The deadline is 11 August 2011.IEF is for researchers outside the European Union and IIF is for researchers within the European Union. My areas of interest include:

Contact radius of spherical indenter

Submitted by ColinGrant on

Looking through books and papers I see an often quoted equation to show that the contact radius (a) of spherical indenter of radius (R) is related to the indentation depth (h):

a= √(R.h)

However, using simple trigonometry of a spherical cap it can be shown that:

a=√(2Rh-h2)

Contact area is very important for use in nanoindentation - however, if it is based on the wrong contact area calculation, then more errors become apparent.

3 Post-Docs Up to 5 Years -- Multiscale Cutting in Real Time for Surgical Simulation

Submitted by Stephane Bordas on

Three post-doctoral fellow positions
available over 5 years at Cardiff University in the framework of an ERC Starting
Independent Research Grant with Prof. Stéphane P.A. Bordas and Dr.
Pierre Kerfriden in collaboration with Prof. Karol Miller (University
of Western Australia).

 

(Synopsis at bottom of post)

We are looking for candidates with
experience in either of the following topics:

  • model order reduction (e.g. proper orthogonal decomposition - POD)

AxSTREAM Turbomachinery Coceptual Design Suite. Demo movies

Submitted by ppagur on

Hi All,

I'm involved in development of AxSTREAM Turbomachinery Coceptual Design Suite.

 

We belives that AxSTREAM has a great potentia not onlly in industry but in education too. We have good cooperation with PSU and a number of other univercities around globe.

Some time ago we started a new series of animated demo with narration, related to latest version AxSTREAM-III.

Now I'd like   to share first ones.