microcantilever (MEMS)
Hi sir iam new to both microcantilevers and comsol.. what is meant by eigenfrequency of microcantilever??.. I look forward to hearing from you!!.. Thanks in advance!!..
View ArticleCoordinate System selection for 128 YX LiNbO3 - surface acoustic wave
Dear Experts, I am trying to simulate a surface acoustic wave device using 128YX lithium niobate. I have generated the rotated matrix for the Euler angle (0,38,0) - attached file has the properties....
View ArticleA SMALL DOUBT ON PORT POWER VALUE !
Hi all, I am new to this software and I am trying to simulate a multi-layer structure on which plane electromagnetic wave is allowed to fall at normal incidence. I kept the port power at the default...
View ArticlePort settings with normal component fields (possibly a bug)
Hello, I am trying to simulate a structure with oblique incidence. From the port settings, I have noticed a possible bug in COMSOL. Please take a look at the attached screenshots: for all other...
View ArticleMicrowave Heating
Respected Sir, I m currently working on comsol. I m working on a module called Microwave heating in comsol. I would like to know if I can GIVE MICROWAVE HEAT IN PULSES i.e I need to give the microwave...
View ArticleIMPLEMENTING SOLAR SPECTRAL IRRADIANCE DATA (AM 1.5G) ON A 2- D SOLAR CELL
Hi, We are trying to simulate a 2-D solar cell using comsol multiphysics 4.3 a. We had succeeded in the initial part. Now we want to incorporate the spectral irradiance (AM 1.5 G SPECTRUM) into my...
View Article"Axis to use as symmetry plane normal" settings
Hi I have some inquiries about the stated subject. Under the postbuckling shell tutorial of the verification models of structural mechanics module, it is stated to that different symmetry edges are...
View Articlehow to fix port boundary shown as "not applicable"
hi, I am a student studying COMSOL in Korea. I have a problem to model a electromagnetic waves, frequency domain. The problem is that I can only choose Port boundary as the outside boundary. In...
View Articlediv sigma =0
hello, anyone knows how to impose div(sigma)=0 in weak form in comsol. Thank you a lot
View ArticleComsol and I'm trying to model a 3-coil transformer
Hi all, I am new in Comsol and I'm trying to model a 3-coil transformer consisting of primary coil, Secondary coil, tertiary coil . Basically, there will be a voltage source supplied to the primary...
View ArticleSimulating electrical double layer in comsol
Hi, I am trying to simulate an ISFET. There are two electrical double layers in the device. One is at the electrolyte insulator interface. The second one is at electrolyte electrode interface. So, how...
View ArticleFBAR modelling
i am working on fbar sensor, please help me regarding designing part??? ...i am not getting same result as shown in the paper. Here i am attaching my base paper on which i am working right now.
View ArticleJoule Losses with Joule Heating module
Hello all, I need some help. Currently i'm simulating a ring copper wire (in air), using a 2D axisym with two modules: Magnetic Fields (mf) and Joule Heating (jh). I defined current in this ring in the...
View ArticleJoule Losses with Joule Heating module
Hello all, I need some help. Currently i'm simulating a ring copper wire (in air), using a 2D axisym with two modules: Magnetic Fields (mf) and Joule Heating (jh). I defined current in this ring in the...
View ArticleHow to create a CAD structure using AUTOCAD
I have problems try to import a geometry to my COMOSOL model, this messagea appears: Error: 3034 The imported file contains no geometry objects. I don't know what is the reason, but i want to solve it,...
View ArticleIs there any good way to simulate a suqare inductor
Usually the circular inductor can be simplified as a 2D axisymmetric model in COMSOL, which means much less elements, DOF and memory cost. However, if we want to simulate a square inductor, does it...
View Articlehow to design multilayer microcantilever in comsol?
how to design multilayer microcantilever in comsol?
View ArticleMagnetic Field simulation of a 3 core wire carrying current
Hello! I want to simulate magnetic field of current carrying 3 core wire. i made the design now in analysis (how to pass current and what steps to follow to get the desired results). I guess its not...
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