Which is the analytical solution for a poroelastic annulus at fixed internal and external pressure?

Dear community, I seek some insight in the definition of the analytical solution of the boundary value problem of a poroelastic annulus at fixed internal and external pressure to cross validate...

01 February 2017 3,422 0 View

What is a proper preconditioner for solution of non symmetric square systems?

Dear community, I am trying to solve linear elasticity equation in strong form using meshless methods. More precisely i use the DCPSE interpolating operators for the approximation of the shape...

05 June 2016 5,891 4 View

How do I convert a mesh in a voxelized volume (3d image)?

Dear all, I am developing a biomechanical model to estimate prostate deformations during brachytherapy. I am working with finite elements on a tetrahedral mesh derived from segmented images. I am...

09 October 2015 9,421 9 View

Is there any open-source voxel based hexahedral mesh generator?

Dear all, I am interested in an algorithm for hexahedral automatic mesh generation direct from medical segmented images. (Voxex-based hexahedral mesh) Do you have an algorithm for successfully...

09 October 2015 3,058 6 View

How to constrain a contact finite element model properly?

Dear all, I am working in the prostate edema modeling where i want to simulate the interaction of swelling prostate with the neighbor organs using finite element analysis. In my development i use...

05 June 2015 2,896 6 View

How to obtain "Contiguous Volume Analysis Report" in Variseed brachytherapy software?

Dear RG community, I need to obtain information of the prostate volume changes during the brachytherapy for my project. The software used in the collaborating clinic is Variseed for brachytherapy...

03 April 2015 3,806 7 View

Is it possible to give conditions to specific elements of a 3D mesh in COMSOL?

Hello, I am wondering if it is possible to give specific attributes in specific elements in COMSOL. In more detail I want to set some elements of the a real prostate mesh as liquid sources in an...

01 February 2015 2,673 4 View

Which parameters to use for soft tissue poroelastic study in COMSOL?

Hello! I am trying to do a poroelasticity analysis for the prostate gland in the COMSOL framework using the poroelastic module. I need to set the poroelastic parameters of the prostate's material...

01 February 2015 1,504 2 View

What boundary values should I use in soft tissues poroelastic module in COMSOL multiphysics?

Hello, I am trying to make an analysis for the prostate gland regarding it as poroelastic material and using the poroelasticity module of the COMSOL multiphysics framework. However my experience...

01 February 2015 8,954 1 View

How can I combine multiple meshes?

01 February 2015 10,027 4 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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