How to evaluate odd and even effective refractive index in comsol?

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How to coat sln with eudragit s 100 and eudragit fs 30d ?

SLN

30 May 2024 9,109 0 View

How to insert the molecules in gromacs based on surface area of polymer molecules ?

And also how to compress the system based on surface area of system such that we get new gromacs file at different surface area of polymer molecule? i heard on the fly approach can be used but i...

16 April 2024 2,409 2 View

Which are the best ways to analyze the data of PM2.5 & PM10 in the atmosphere collected by gravimetric analysis?

14 April 2024 3,953 3 View

Mass scaling in ABAQUS ?

I need to perform mass scaling for a certain period and remove it in further analysis in Abaqus. Does anyone assist me with this?

04 March 2024 3,203 1 View

How to model a resistor whose resistance can be varied w.r.t time or temperature in MTALAB, kindly help?or do i get a ready element with such feature?

MATLAB,

25 February 2024 5,052 2 View

How do i represent electric ARC in MATLAB and measure its parameters like voltage, current and temperature, kindly help me with the circuit?

MATLAB simulink

22 February 2024 6,330 2 View

When crystal field splitting does not occur even in the presence of ligand?

For example: In M(^3+)VO4 (M = transition metal, Fe, Cr, .....) there are M^(3+)O6 octahedral group surrounded by (VO4)^3- tetrahedral group by corner shearing. Therefore, Is the crystal field...

26 January 2024 7,486 0 View

Currently, i am working on DFT modelling in BURAI 1.3 (Quantum espresso). While i am running my simulation, error was appeared as shown below image?

If anyone has any kind of solution for this error, please help me out.

07 December 2023 978 2 View

How we find purity of extracted cellulose using FTIR analysis?

What is the method for determination of cellulose purity using FTIR analysis which is extracted by waste biomass?

30 October 2023 2,409 1 View

What is the method for determination of purity of cellulose extracted from biomass?

There is method available for determination of chemical composition of cellulose. However , I cannot find any method which shows the purity of the cellulose which is extracted from waste biomass....

22 October 2023 7,462 5 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

How to increase citation in Research Gate?

How to enhanced h-index in Research Gate?

04 August 2024 3,368 4 View

H-index issues?

Hi Sir/Madam, I would like to know why my h-index is stuck to 15 despite the number of new publications added. Could you explain me how marks are granted. Best, Daniel

28 July 2024 2,607 2 View

How to get LP fiber modes directly from Comsol?

Hi there, I'm new to modelling with comsol. I would like to ask if it is possible for comsol to output linearly polarized (LP) modes? I tried modelling a simple single mode fiber with an enlarged...

23 July 2024 4,019 3 View

BD Cell Viability Kit - TO evaporation?

Hello, I'm conducting flow cytometry experiments using the BD Cell Viability Kit and I've noticed that the TO solution ends much faster than the PI solution. I store the solutions according to...

22 July 2024 2,257 0 View

Can anyone help with this comsol error? Pleaaaase I need help !!?

Undefined variable. - Variable: comp1.cNa - Géométrie: geom1 - Domaine: 1 Failed to evaluate expression. - Expression: comp1.cNa - Affichage: Graphique sur ligne 1

19 July 2024 1,938 2 View

Why electrical charge on the moving plate increase?

Hi, everyone This figure depicts a simulation of an electrostatic energy harvesting system in COMSOL Multiphysics software. My question is regarding the relationship between the changes in...

19 July 2024 4,694 4 View

Why does the error "The relative error (0.29) is greater than the relative tolerance" appear in Comsol Multiphysics?

Hello, My name is Radu Jubleanu, I am a PhD student at the Politehnica University of Bucharest. I work in the field of magnetic storage in superconductors. I want to carry out a numerical study of...

15 July 2024 6,025 1 View

How to use stress and displacement results from 1st stationary simulation as initial conditions for 2nd eigenfrequency simulation in COMSOL?

Dear All, I am trying to define the dispersion curves of a periodic unit cell in COMSOL Multiphysics with prescribed displacements. I am using two separate studies: - Study 1: Stationary, with...

13 July 2024 7,855 1 View

Refractive index in the W-band (75-110 GHz) of some material (Teflon - PTFE) ?

08 July 2024 9,140 1 View