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Questions related to Electromagnetic Radiation
I am in the process of designing an OMT at lower Ka band (18.1-21.7 GHz). I'd like to validate the scattering parameters of my design by simulating the OMT with at least two different methods...
18 April 2016 364 2 View
Motion in a straight line (non-relativistic) is F = ma, the force changes the velocity and therefore increases the energy E = 1/2mv2. For motion in a circle, the centrifugal (centripetal if you...
06 April 2016 4,651 6 View
04 April 2016 4,408 7 View
Hi, Does anyone know of any credible sources which might be useful in researching various forms of neuroweapons, such as those which use electromagnetic radiation or fields to affect general...
04 April 2016 829 1 View
For some years, optical E-field sensors (plus remote units) are commercially available; main advantage: the field is much less disturbed than by electrically conductive sensors. We would like to...
04 April 2016 8,610 6 View
I have read that the mass that has gone into the Sgr A* now totals around 4 million solar masses. I wonder how much electromagnetic radiation has gone in never to emerge? How hot would it be in...
04 April 2016 3,310 0 View
04 April 2016 6,116 2 View
what is the relevance of the mass attenuation coefficient to the radiation detector response?
03 March 2016 6,586 6 View
Calculation to the question will be highly appreciated. Thanks.
03 March 2016 9,046 0 View
I want to know How to transform the HICO hyperspectral image DN values to at-satellite reflectance ?
03 March 2016 8,613 2 View
01 March 2016 684 5 View
Black body radiation has spectrum given by planks law, which it emits when excited. An atomic spectrum is also obtained from excited atoms but is discrete. could anyone please explain the...
17 February 2016 1,216 9 View
Hi all, I am focusing a Gaussian beam using a High NA objective (NA=1.3). The laser is linearly polarized. I focus the laser at an oil/water interface and image the back reflected light. The image...
02 February 2016 1,080 6 View
(I already solved the problem by setting the keyboard to US English, I explain a message below) I'm trying to use SpekCalc to simulate a X ray tube, but apprently it's not showing the...
02 February 2016 8,801 5 View
02 February 2016 6,432 10 View
When we plot the CHGCAR in VESTA the representation shows the electron density. My doubt is that is it the representation of total electrons or valence electron?
02 February 2016 7,174 4 View
For UV irradiation which type of UV lamp -Instrument and features. i have to purchase
02 February 2016 7,605 4 View
I noticed that most literature doing photothermal therapy were using a laser power intensity of 10W/cm2 to 20W/cm2 and they reported a dramatic temperature increase as high as to 40oC which is...
26 January 2016 8,853 4 View
How can I synthesise the Sparse antenna array using PSO, GA and DE techniques? I have to optimize the 2D Array factor.
04 January 2016 3,429 2 View
The antenna is designed for 435 MHz (68.9 cm) and the dimensions of corrugated horn antenna is 1.509mX2.16mX2.16m and its surface is not uniform. For such a lengthy horn antenna, does surface...
04 January 2016 4,656 3 View
01 January 2016 5,456 5 View
01 January 2016 8,206 2 View
01 January 2016 500 3 View
What is the reason for choosing microwave region of electromagnetic radiation as an input for recording EPR spectrum?
12 December 2015 6,322 2 View