Following the manual but got the false result
Dear all, It's weird that I followed every step in the manual but got a wrong result for thin layer diffusion model. I'm a COMSOL beginner user; would anyone who knows the reason tell me how to resolve...
View Articlenonlinear material in shell interface
Hello, In 4.3 version, how can I use nonlinear material module in shell interface? Unlike the structural mechanics interface, right-click the interface icon doesn't give me the option to choose...
View ArticleTIC Nozzle Simulation
Hi, I am a starter here, and trying to simulate the Nozzle flow by the new feature of this edition, High Mach Number Physics. I already came up with the contour of it and import it into the comsol. I...
View Articlecomsol software
Hai sir, i'm studying final yr electronics and instrumentation dept... i do my project based on 6 axis torque force sensor using comsol software.. so please give your opinion and suggestions....
View ArticleMie scattering in 4.3
Hello, I have already seen some discussion about mid scattering of a gold nanosphere. But I the discussions I have consulted, no one has yet implemented a mie scattering program in Comsol 4.2 or 4.3...
View Articleelectrostatic force cause displacement in parallel plate capacitor in COMSOL
Hi, I have been designed a parallel-plate capacitor in COMSOL. Where one plate is connect to voltage of 10V and other one is connected to GND. and a air box is around the parallel plate capacitor. As I...
View ArticleTrouble making magnetic flux lines appear
Hey everyone, I am trying to test the flux leakage from a solenoid (in DC) given a variety of core shapes. I am new to Comsol and, after a bit of playing, decided to simplify the problem to the field...
View ArticleBoundary flux for DG time dependant problems
I am trying to solve the time dependant advection equation w_t+ grad.(uw) = 0 with periodic boundary conditions. I am using DG to solve this problem. For periodic boundary condition, I want to specify...
View ArticleAssigning Materials to the solids in model developed
Sir, I was trying to assign material to the solids in the model. I am facing difficulties in assigning materials as the model kept on changing different colours and I am not sure whether my selection...
View Articlepower measurement
I'm using two physics piezoelectric devices and electrical circuit. The voltage produced by pizoelectric cantilever is used as the voltage source to the circuit which has a resistor. how to measure power.
View ArticleE-field enhancement
Hi, I read "Near-fields in Arrays of Triangular Particles: Coupling Effects and Fields Enhancements", I added this file. In this article, I am very interesting "using COMSOL part" because I exactly...
View ArticleNon - Isothermal Flow (nitf)
Sir, I have assigned materials to the domain elements that are required. And, in the step of inspecting the physics part after assigning materials, it is again asking for domain selection. What does...
View Articlemems
hai sir, I doing my projects(structural mechanics) simulation in comsol 4.2a so that i want some basic models and steps to complete my model.
View Articledielectrophoresis simulation in comsol
hi i'm a beginner in comsol , and i don't know how to simulate dielectrophoresis. i want to position a SWNT between electrodes with the help of dielectrophoresis and i want to observe the distribution...
View Articledielectrophoresis simulation in comsol
hi i'm a beginner in comsol , and i don't know how to simulate dielectrophoresis. i want to position a SWNT between electrodes with the help of dielectrophoresis and i want to observe the distribution...
View ArticleMeshing
When I apply "Physics Controlled Mesh" for the model made on COMSOL 4.3. I am getting a few error messages named 1. Out of Memory for meshing 2. Not able to mesh some domains, try changing to...
View ArticleUsing saved solution Comsol v4.1
hi, I want to use the saved solution for the initialization of the second one. for example I solve my problem with a given boundary condition and I want to increase the boundary value for the next...
View Articleconvert imported *.stl into solid
I am importing a rather complex geometry into COMSOL from Solid Works. After some tinkering with the import controls, I managed to import the object but I do not think COMSOL recognizes it as a solid....
View ArticleFace Cannot Be parameterized
Hi all; I try to import a STL file to Comsol 4.3a but this error appeared "Face Cannot be parameterized"? Any help? Thanks in advance :)
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