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SciTopics launched by Elsevier

Submitted by John E. Dolbow on

Last fall, Elsevier launched SciTopics. It is a web site devoted to providing research summaries of current topics by experts, allowing for public interaction through comments.  Anyone can become a member and post comments, or request to author a page. 

 

 In many ways, it resembles iMechanica.  Authors pen SciTopic pages in their area of expertise.  SciTopics leverages Scirus , which is Elsevier's free, science-specific search engine.

ABAQUS - i need help to define my boundary condition/loads etc. Please help.

Submitted by arr on

Hi All,

 I'm really new on abaqus and currently having tremendous problem with it. Could anyone help with it? I'm trying to simulate a thin sheet clamped by rigid jaws and moves it onto designated position. Could anyone advice me on how to its boundary condition and so on.. ANy advice is welcomed. I'm really2 desperate.

Thanks in advance,

arr

Nonconvergance of Reinforced Concrete Column Subjected to Monotonic Lateral Loading in ABAQUS

Submitted by sammy3 on

Hello:

 My name is Eric and I am working on my MS thesis project.  I have been tasked with analyzing a reinforced concrete column specimen in Abaqus and comparing the analysis results with the experimental measurements.  The column is subjected to cyclic lateral loading. 

The Fundamental Physical Bases of the WR Approach (and, Consequently, of FEM) in General

Submitted by Ajit R. Jadhav on

It has been quite some time (more than 1.5 years) that I had touched upon the topic of the physical bases of FEM in general, and of the general weighted residual (WR) approach in particular, at iMechanica (see here).

The position I then took was that there is no known physical basis at all for the WR approach---despite its loving portrayals in mathematical terms, or its popularity.