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how to decide maximum element size in physics controlled mesh

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Simulation of the TOFD technique using COMSOL

Hello, URGENT: Please, I need a tutorial on the TOFD technique with Two probe shoes in COMSOL. thank you in advance

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Change the geometry afterwards

Hello,I am really curious whether it is possible to change the geometry after all the parameters and variables are put in. Because currently I am defining the geometry of this model as 2D asymmetric to...

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Light Extinction Property of a Silver Nanoparticle

Hi,I am working on extinction and plasmonic simulation for nanoparticles. I have a working 3D model of the nanoparticle (silver) using references from various Comsol models based on light and...

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Problems for calling variables when defining another variable

Hello,I am having problems with defining variable. I am building a heat transfer model and I need to define the specific heat for the material because certain material does not exist in the material...

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d operator and dtang operator

Hi, is there any one knowing the difference between the operator d(f,x) and the operator dtang(f,x). When I use the d(f,x) operator in COMSOL 5.3a, there is an error. But when I use dtang(f,x) instead,...

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Simulation of Reversible sold oxide cell

I am trying to simulate my cell as an electrolyzer(SOEC),but cannot input the parameters of soec in order to run. My cell can simulate as a fuel cell. How can I model my cell to run as an electrolyzer?

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Simulation is not running

I am trying to solve a model and getting the error pasted below---Division by zero. - Function: / Failed to evaluate variable. - Variable: comp1.rho1 - Defined as:...

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why in result time is interpolation and ziro

hi i simulated a 3D and my physics is heat transfer in solid, fluid and porous media and laminar flow and brinkman equation and my study is time dependent(0,0.1.1) i want result in this step 0 and 0.1...

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Amorphous Silicon under electron impact: in-bulk electron-hole pair...

Hello all!Here is what I want to simulate, first in 2D. A 500 keV electron (let's say coming from the right) hits an amorphous silicon surface, creating many electron-hole pair inside the amorphous...

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Joule Heating

Hi Guys Salaam I am doing simulation of IC pins On Comsol. My Objective is to evaluate the joule heating effect on the IC Pins due to the injection of electirc current pulse.While simulation, I have...

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RELIABLE AND POWERFUL SPELL CASTER TO SAVE YOUR MARRIAGE

Hello everyone i am happy to spread my testimony of a strong spell caster called Dr Great. I'm Kaitlyn Houston and i live in USA, my husband and i had a little fight because of that he wanted to...

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Plot model geometry created using COMSOL with MATLAB in every iteration

I am trying to simulate a model using MATLAB COMSOL interface. MATLAB 2016a and COMSOL 5.0.. I am varying few boundary of the model and tring to plot the geometry in each loop. I tried to use mphgeom()...

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Where to define laser power in heating a gold nanoparticle ?

Hi,I am currently developing a model calcualting the temperature increase in gold nanocage in PVDF fiber. I used electromagnetic wave frequency domain and heat transfer in solid model. Can anyone tell...

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Heat Transfer in a Multilayered Pipe Containing Very Thin Layer of Coating

Dear COMSOL experts,I am using COMSOL 4.3a and I wish to find the Overall Heat Transfer Coefficient (OHTC) of a multilayered pipe. My pipe has two layers, the inner layer is steel with a thickness of...

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how to plot the current inCOMSOL

hello every one please can you help me in COMSOL i want to simulate the I-V curves in an wire cylindre ESP to compare it with the experimantal results but. my problem is that i don't know how plot the...

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Review Brute Roadkiller – Dowload Gta 5

Most of them are rotting away in a ditch on Route 1, but the legend say that a lonely Brute Roadkiller is still roaming around the state of San Andreas, driven by an oldtimer shouting old racist slur...

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Review MTL Pounder – Mapped – Grand Theft

https://9gta5mods.com/wp-content/uploads/2018/06/MTL-Pounder-Mapped-GTA-1-768x418.jpgDESCRIPTION The Pounder has been mapped to support liveries. This one has proper LODs and the dirt mapping is also...

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Matlab mph functions calling a selection

Hi everyone,I get into a problem, that I cant fix after half a day trying. I created a matlab instance of a comsol simulation, which I then manipulated. Now I want to access the model after I run...

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Seismic Noise (amplitudes) created by water movement

Hello,I am trying to model the seismic noise in a concrete beam created by the water movement in a saturated soil area within the concrete. I was able to model the water movement and saturation process...

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