How can I link the programs to write a subroutine for ABAQUS 6-14 in windows 64 bit?

11 December 2015 5,550 9 View

I wonder how ABAQUS can predict the Necking phenomenon using Stress wave propagation theorem?

11 December 2014 1,503 9 View

How can I calculate the thickness strain in the plane stress using VUMAT?

I have written a simple plane stress code in the VUMAT format but unfortunately the third strain (StrainInc(k,3)) is zero and I need to calculate it by myself. the problem is that, by the...

08 September 2014 7,274 2 View

Can we ignore C13, C23,... for plane stress conditions using shell elements?

Can we ignore C13, C23,... parameters and anything related to the third axis of the orthotropic material in the Hook's law implementing the model to the FEM using shell elements? There are some...

03 April 2014 2,483 1 View

How to apply the MINPACK optimization method to a problem?

I want to use a LMDIF1 scheme for MINPACK optimization to find 8 unknowns for 8 non'-linear equations but I dont know how to apply it. I have both Fortran codes but to use these codes I need to...

02 March 2014 938 2 View

What is the simplest Combined Hardening Model that can be implemented in numerical codes?

I am trying to compare combined hardening with other types of the hardening, but don't want to struggle with the hard models like Yashida. Can anybody give an opinion? Thanks.

01 February 2014 8,370 3 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View