4 days ago · The COMSOL discussion forum covers a wide variety of simulation topics. Browse the threads and share your ideas with the COMSOL community.

Nov 18, 2024 · Hello, I am trying to plot the electric field of a nanowire using COMSOL 5.3a RF module. I have been exploring emw.normE, emw.Ex (Ey,Ez) etc, but I am wondering how to …

Jan 21, 2024 · COMSOL error: Cannot evaluate expression. Undefined variable. Posted Jan 21, 2024, 3:29 a.m. EST General, API, Modeling Tools & Definitions Version 6.2 2 Replies

Aug 15, 2024 · Hi, I am using the scattering field formulation for my model. I am using an x-polarized negative z-propagated plane wave as my background electric field. My structure is a …

Feb 6, 2024 · Hello, I am a user of COMSOL. I am conducting simulation and modeling related to optical fibers and I want to calculate the loss of the effective material. After consulting relevant …

Jul 5, 2022 · Mode analysis is an essential tool in radiofrequency and wave optics calculations. Learn how to carry out this type of study here.

Jan 8, 2018 · The following results show the envelope function and the norm of , ewbe.normE, which is equal to . Here, we can see that we get the correct envelope function if we give the …

Solution This error indicates that a variable used in some setting is undefined. It might be a spelling error, or a name of a variable that has not been defined or ...

Feb 4, 2025 · Hi when i use 20*log (emw.normE) as expression in contour it works in one simulation but not the other. it says plot is empty. im using line current out of plane in one and …

In other word, we set a surface integration to integrate the surface normE of the gold nanosphere. However, this result might be incorrect because of the discontinuity of the electric field at the …