How to access the material properties in COMSOL physics?

Usually, in COMSOL MultiPhysics, there is an option to choose the parameter value from material properties. For example, for choosing Young's modulus value E in the solid mechanics module, one can...

07 January 2021 8,577 8 View

Quantification of gases with FTIR?

i have quntified the gas sample which contain,H2O, CO2, HF,HCL,CO2,NO2 etc with the help of FTIR Gasmet DX400.. The dilution ratio was 1:10 .Nitrogen was used as a dilution gas. how can I find...

03 November 2020 5,011 2 View

What general setting changed between 4.3b, 5.0 and 5.4 COMSOL MultiPhysics?

I have a model which I ran in three different COMSOL versions and results are different. I haven't changed anything. Does someone has anyidea what global setting changed between the 4.3b, 5.0...

23 September 2020 4,737 4 View

Can we still call nanoparticles (NPs) If they dissolve in water?

I am working on alkali metal NPs and dissolve in water for DLS and zeta. I am a bit confused, when I added in water it instantly dissolves at natural pH. If Nanomaterial dissolves in water, it...

04 September 2020 9,566 6 View

In COMSOL how to save solution of every iterarion?

Is there a way to save solution of each n every iteration taken by the solver in transient study? To be more specific, I am not asking about the time at specified values or time taken by the...

15 August 2020 3,456 2 View

Can you suggest some recent papers about Machine Learning with IoT?

I am currently in my undergraduate final year. I am looking for research topics for my undergraduate thesis. I have previous experience in working with machine learning and computer vision. I am...

24 January 2020 2,657 3 View

What is the state-of-the-art in detecting breast cancer using Deep Learning?

What is the state-of-the-art performance of deep learning algorithms for breast cancer detection? We are using deep learning (CNN) and we feel we have achieved some thing better (> 95%), but we...

03 December 2019 1,187 2 View

2D CAD geometry from Creo to Comsol?

What is the best way to import 2D cad geometry from Creo to Comsol Multiphysics?

25 October 2019 7,770 9 View

Problem in equation based modeling using axisymmetric components of Comsol Multiphysics?

Once one try to solve over the axisymmetric components, has to add extra source term inside the equation based modeling of Comsol Multiphysics. I want to know if this is still true in newer...

24 October 2019 5,759 4 View

How to make "time step to store output" variable in Comsol Multiphysics?

In time dependent study one can define the range like (0,0.1,1) the solver stores solution at each 0.1 interval. One can also define steps like range(0,0.1,0.9),range(0.9,0.01,1) it changes steps...

24 October 2019 9,092 5 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

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View