How to use the "Wall distance" interface of COMSOL in transient problems?

Hi, I want to use the "Wall distance" interface of COMSOL in transient problem. However, I get the error " Failed to find consistent initial values".

03 April 2019 8,483 1 View

How to implement a transient multi-physics problem in COMSOL?

Hi, I am new to COMSOL. I want to implement a nonlinear transient multi-physics problem employing weak form. Can somebody introduce me a textbook or a tutorial? A solved example will be of very...

04 May 2018 4,704 2 View

How to debug Abaqus user element subroutine?

Hi, Is it possible to debug Abaqus subroutines using break points in visual studio? I have found some articles about this topic, but they did not help. http://imechanica.org/node/10620

09 October 2017 4,174 1 View

Can anyone help me with the error running user defined element subroutine (UEL) in ABAQUS?

09 October 2017 4,015 2 View

Is there any software package for symbolic continuum mechanics calculations?

Hi, Is there any software package for symbolic continuum mechanics calculations, like derivative of tensors using index notation,etc? Thanks

09 October 2017 1,492 2 View

What are the advantages of ANSYS AIM over ANSYS Workbench?

Hi guys, Today I came across with ANSYS AIM, I was wondering what are the advantages of ANSYS AIM over ANSYS Workbench? Thanks

08 September 2017 8,972 1 View

Does COMSOL support user-defined element like ABAQUS deos (UEL)?

Anyone knows if COMSOL supports user-defined element like ABAQUS does?

08 September 2017 2,721 4 View

How to make a finite element code dimensionless?

08 September 2017 8,147 5 View

How to measure the rotational displace of three dimensional solid elements in Abaqus?

Hi, I have modeled a twisting beam which is meshed with C3D8 elements. I need to measure the twisting angle of the end of the beam. However solid elements in Abaqus does not have rotational degree...

11 December 2016 7,556 1 View

How to write UINTER subroutine in Abaqus for contact of metal forming?

31 December 2015 962 1 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

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 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

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View