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Questions related to Electromagnetics
I want to know how FEKO uses the MoM model if it uses the model in its general form or the spacial case of Galerkin when the test functions are equal to the base functions.
12 December 2014 8,248 4 View
I am using two steel sheet materials for carrying deep drawing operations using tailor welded blanks. It is becoming difficult to measure the laser weld properties since the weld is very narrow....
18 October 2014 8,832 13 View
Let's say you know the resonant frequencies of a rectangular microwave resonator and that you are only considering TE_0np modes. However, you do not know which values of (n,p) belong to which...
10 October 2014 8,059 7 View
We know that these are two different fundamental forces of nature, so naturally they behave in a different manner. In the case of electromagnetic force, the strength varies inversely to the...
10 October 2014 2,961 4 View
Pulse Width modulation associated leads to issues like Electromagnetic Interference, Harmonic distortions and so on. As I work on Higher Peak Mean Power Output causing Device energy losses is also...
10 October 2014 1,636 1 View
Can you help me please?
09 September 2014 866 6 View
Adding lumped element to the structure
20 August 2014 4,576 5 View
08 August 2014 4,114 5 View
Is there any organic superconductor (other than fullerene based) show Tc more than 30 K?
08 August 2014 1,537 4 View
How these parameters gives better results than other parameters?
08 August 2014 7,790 3 View
The intended application is to apply capacitor bank for Electromagnetic metal forming of metal sheets.
24 July 2014 778 1 View
I am trying to create GO paste - like the photo attached. I used a modified hummers method - the issue is, the result is that it is not oxidised enough. Can anyone suggest why this could be? Thank...
10 July 2014 4,766 4 View
I am working on metamaterial antenna, so I want to know about SRR working and their design (constructing) methods.
07 July 2014 1,075 13 View
07 July 2014 2,146 1 View
Why?
07 June 2014 5,270 3 View
.
06 June 2014 495 3 View
I am interested in seeing surface current, particularly in a dielectric resonator antenna. What is the physical significance of surface current?
06 June 2014 4,326 5 View
Almost any electromagnetics textbook will have a chapter on waveguides, usually starting with rectangular metal waveguides. The concept of TE and TM modes are presented where certain field...
06 June 2014 6,872 11 View
06 June 2014 671 3 View
For TEM modes, H_z = 0 and E_z = 0, so we can easily find from Maxwell's equations that TEM modes in, say, coax have no low-frequency cut-off. The TEM modes are dispersionless and exist from the...
06 June 2014 8,531 3 View
I need to have graphene deposited on some part of a substrate and the other part should be clean.
06 June 2014 1,014 5 View
01 June 2014 8,713 5 View
I am pursuing my electrical engineering degree, and I want to spend my holidays by doing research work. Please suggest some interesting topic or if anyone can provide me any type of online...
05 May 2014 4,464 2 View
I am talking about the periodic structure considered as photonic crystals separated by 300 nm having diameter of about 100 nm.
05 May 2014 5,775 0 View