Discussion Closed This discussion was created more than 6 months ago and has been closed. To start a new discussion with a link back to this one, click here.

Radial component of Poynting vector

Md Amdadul Huq Chowdury

Please login with a confirmed email address before reporting spam

Hi There,

I want to calculate the power flux along the radial dorection of a waveguide. I know the expression for this is P=0.5 (ExH).r, where r is the radial unit vector. But how to calculate it in COMSOL? Thank you in advance for the answwer.

Regards, Amdad.


0 Replies Last Post Jun 5, 2020, 1:50 a.m. EDT
COMSOL Moderator

Hello Md Amdadul Huq Chowdury

Your Discussion has gone 30 days without a reply. If you still need help with COMSOL and have an on-subscription license, please visit our Support Center for help.

If you do not hold an on-subscription license, you may find an answer in another Discussion or in the Knowledge Base.

Note that while COMSOL employees may participate in the discussion forum, COMSOL® software users who are on-subscription should submit their questions via the Support Center for a more comprehensive response from the Technical Support team.