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Attenuated short wavelength buckling and force propagation in a biopolymer-reinforced rod

Submitted by Wanliang Shan on

W.L. Shan, Z. Chen, C.P. Broedersz, A.A. Gumaste, W.O. Soboyejo, C.P. Brangwynne, Soft Matter, 9:194-199, 2013. 

 

In this paper, we investigate short wavelength buckling of a thin elastic rod embedded in an elastic gelatin biopolymer network. Using a combination of micro-mechanical testing, microscopic imaging, as well as theory, we show that the buckling penetration depth can be tuned by varying the mechanical properties of the rod and the rod–gel interface.

NONLINEAR BENDING OF STRAIGHT BEAMS

Submitted by kannanstkn on

 Can any one please help me out in Nonlinear analysis of beams using Direct iteration method or Newton Raphson.

Here i am producing some of algorithms from the book of J.N.Reddy,"An_Introduction_to_Nonlinear_Finite_Element_Analysis__2004".

I have a doubt in the term DW, whether that is the difference between transverse dispalcements of Consecutive Nodes  or the difference between transverse dispalcements of Node on Consecutive iterations.

Simulation of Drilling composite plate in Abaqus

Submitted by GURU CHARAN on

Hello Everyone,

I am doing a project in which I am trying to simulate the drilling of composite( FRP ) . My aim is to know the thrust force and torque so as to predict the delamination and min the damage due to drilling process .

i am completely new to abaqus so can any one please guide me how to simulate the drilling process in ABAQUS . 

Could anyone provide some information in this regard?

Thanks,

GURU CHARAN 

 

Dean, School of Engineering and Science at Curtin University Sarawak Campus, Malaysia

Submitted by Aaron Goh on

Curtin University ( Australia), in partnership with the Sarawak
Government, has established a campus at Miri, a city of over 300,000
people in northeast Sarawak. The Curtin Sarawak campus currently has
3400 students. The University is going through an expansion phase and
current and planned future developments will increase capacity to 5,000
students.



Curtin Sarawak invites applications from suitably qualified candidates
to provide academic leadership in developing and managing the School of

Model steel phase change and residual strain and stress using abaqus

Submitted by NeoAlex on

 

Hi, I'm a Mechanical Engineering student and I need to learn how to create a simulation of the martensitic transformation as a result of quenching of steel using Abaqus.

I'm just trying to get as much information as I can on my own but I want to ask for some advise; at this time what I have found is that I may need to use some Abaqus user subroutines as UMAT or VUMAT ir order to succed on the simulation but I want to know if theres any other way to avoid using them.