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Questions related to Electromagnetics
I am interested in getting feedback on the attached diagram where I have attempted to create a map of the various types of waveguides. I think it can be confusing to students about waveguides vs....
08 August 2017 5,521 13 View
For example nuclear magnetic resonance and other spectroscopies have a important property that they works only at a certain frequency (or short interval of them) due to quantum mechanical discrete...
08 August 2017 9,195 3 View
I wondered if CPRI's quantization procedure for the downlink takes into account a power variation margin and thus needs extra quantization resolution bits for that. Does it simply acts on...
08 August 2017 7,488 1 View
I need to test corrosion resistance of coated specimen and I need to see how it degrades over time. Which test method is simple, reliable and more accurate in predicting the real corrosion...
02 July 2017 5,265 12 View
I have an artificial inclusion in steel plate. The plate is immersed in NS4, I can see the corrosion in the interface. I use EN to follow the corrosion process, But I do not know what is the type...
28 June 2017 2,401 11 View
I want to use Erbium as a material in software MIT Electromagnetic Equation Propagation (MEEP). How can I call Erbium as a material in MEEP..
05 May 2017 7,028 0 View
values of corrosion current densities are required
03 May 2017 6,980 2 View
In crude pipelines, sour (H2S in separated gas approx. 0.1% and CO2 1%) corrosion is always observed. The formation of both FeS and FeCO3 scale were identified in the deposits. The question is...
18 April 2017 3,752 4 View
Microstrip to slot line transition is part of the 4 classes of electromagnetically couple transition feeding techniques of a viavaldi antenna, others are stripline to slot line, antipodal to slot...
04 April 2017 7,922 0 View
I need to plot efficiency map of a motor which was designed using electromagnetic FEA. Literature available in internet are not sufficient and complete. So Please suggest me some reliable sources...
04 April 2017 5,395 3 View
01 April 2017 5,621 3 View
ASTM standard, Immersion Corrosion Test
15 March 2017 6,420 5 View
“CUG-Center of Electromagnetic Detection and Deep Resources”is a geophysical research team focusing on research of electromagnetic detection method. The team is aimed at deep earth structure...
03 March 2017 4,000 0 View
Please suggest me some tutorial(s) or document(s) which can provide guidelines on using HFSS to simulate Frequency Selective Surfaces (FSS) or Electromagnetic Band Gap (EBG) structures. Thanks!
01 January 2017 9,090 1 View
Well known problem of finding potential for metal sphere and point charge, solving with "mirror image" trick give you 2 different answers for the force, acting on point charge. One when we use...
15 December 2016 9,652 5 View
I'm working on simulating (HFSS) visible light EM waves on metallic nanostrips on organic scaffolding structures. Does anyone have any suggestions about where to find the specific properties...
12 December 2016 4,112 1 View
We suppose that an electromagnetic plane wave propagates at the speed c in air. If this electromagnetic wave penetrates a dielectric medium with refractive index n, the wave propagates in this...
12 December 2016 818 17 View
how to obtain electron density map of a particular cryo EM structure? And how to analyze it? Is it posiible to see a particular amino acid side chain interaction using cryo EM data? If yes, How?...
12 December 2016 2,234 4 View
12 December 2016 8,863 6 View
It is easy enough to imagine a situation when wrong layout, bad filtering, and strong electromagnetic field radiated by inductor of a switching converter can disturb the analog part of device to...
28 November 2016 1,286 14 View
I synthesized BaTiO3 in that parent element i doped Mn and Sr from the doped material i calculated activation energy that is enough or some what required to calculate the oxygen vacancy ? then...
21 November 2016 2,556 3 View
The complex permittivity of a material is typically written as epsilon=epsilons+i*sigma/omega.(epsilons: the real part, sigma: conductivity, omega: angular frequency). As we know, any material has...
15 November 2016 2,215 5 View
Please explain about the role of oxygen vacancy in ferromagnetism.
11 November 2016 5,720 1 View
11 November 2016 8,176 3 View