Noaman Naseer

3 Questions 6 Answers 0 Followers

Questions related from Noaman Naseer

why there is negative permittivity on some frequency in NRW logarithm used for characterization as simple cotton textile? ?

I am characterizing simple cotton textile by using the waveguide method and extracting permittivity from S parameters through Nicolson-Ross-Weir Method. At some frequencies, I am getting peaks on...

10 October 2019 2,420 3 View

Difference between the S-Parameters of Active and Passive RF devices ?

Hi , I have the question regarding difference between scattering parameters of an active RF component and a passive Rf component. Do we need to follow same mathematical relation to calculate...

05 May 2018 4,763 15 View

What will be the suitable boundary conditions for waveguide simulation in CST?

Hi everyone I am simulating a waveguide setup to measure return loss of a Split Ring Resonator. I have to use TE01 mode for excitation The figure of the design is attached I am implementing...

03 March 2018 2,214 3 View