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Questions related to Electromagnetic Radiation
X -ray
02 February 2014 6,594 3 View
If charge is oscillating in a time-motion, it radiates even if the wire is straight.
02 February 2014 7,792 3 View
I want to know the exposure time of macrowave leakage if its energy density is 1mW/cm2. Thank you for your answers.
12 December 2013 692 1 View
We know that accelerating charges radiate. What if the charge was static in some reference frame and the observer was the one who accelerates with respect to that frame? Is there any relation to...
12 December 2013 2,363 22 View
Other than in a cryogenic lab, is it possible to find a temperature somewhere in the universe significantly lower than 2.72 K, due to the cosmic background, over a sustained length of time? Like...
11 November 2013 7,471 32 View
Is there a simple device to quantify electromagnetic radiation? It should be a portable device. A device that is capable of giving values in dBm.
26 September 2013 10,041 1 View
09 September 2013 9,837 1 View
I have been trying to find a source which explains why light bends around edges. The sources I have found so far describe in great detail the effects of light bending (e.g. diffraction, chromatic...
21 August 2013 9,668 16 View
I am particularly interested in this question as it refers to magnetoception and the studies that have found that certain animals can detect magnetic fields that are stronger than the earth's but...
08 August 2013 7,283 1 View
As electron radiates electromagnetic radiation when it accelerates.
01 January 1970 5,125 0 View
We are doing our project in electromagnetic radiation and we hope to build a system to measure radiation.
01 January 1970 4,711 0 View
I need to continue advancing my research on concrete strength.
01 January 1970 7,057 4 View
Scientist got different results if the radiation from cell phones have an influence on bees or not - may be the situation in the laboratory is not quite the same in the nature and for example if...
01 January 1970 3,071 9 View
1) How to Reduce the mobile radiation without affecting the effective mobile communication ?? 2) How to Reduce the specific absorption rate (SAR) of bio-tissue of electromagnetic radiation found...
01 January 1970 8,158 10 View
1) How can I Reduce the mobile radiation without affecting the effective mobile communication ? . 2)How can I Reduce the specific absorption rate (SAR) of bio-tissue of electromagnetic radiation...
01 January 1970 7,778 5 View
Electromagnetic radiation transfers energy of course but mass distributions need much much more information carriers for modifications in the spacetime curvature... neutrinos perhaps?
01 January 1970 4,552 24 View
Description Some literature searches done in the last years didn't show hits pointing at references for the topic: there are measured results, especially for the automotive sector and electric...
01 January 1970 6,670 0 View
Norway uses thermal effects to determine Norwegian boundary values and uses the limit values recommended by ICNIRP. If "The use of EMF to modulate immune responses" is true, do they have to...
01 January 1970 5,818 2 View
I have just sent you a message telling you who I am and why I would like to speak with you. Could you please get in touch with me? I am equally concerned about high-intensity radiation being...
01 January 1970 513 4 View
The fusion reactor will work if the majority of the energy leaked out in the form of electromagnetic radiation can be trapped and kept inside the reactor. A big problem preventing this is the...
01 January 1970 1,399 0 View
For the bulk of people, no question : an alpha nucleus is just few femtometers large. That's all. However, taking the emission of 232Th, it has in most cases a kinetic energy of 3.994 MeV. Its...
01 January 1970 6,664 3 View
This question is subject to a Call for Knowledge of the EKLIPSE Mechanism to explore the need for a suitable research needs identification activity - please share your knowledge via the EKLIPSE...
01 January 1970 7,667 4 View
How can electromagnetic energy (photons) be efficiently converted to chemical energy? For example, can water be efficiently split to hydrogen and oxygen using solar energy?
01 January 1970 5,182 2 View
hello all I want to know what is the penetration depth of electromagnetic radiation in remote sensing satellites such as Aster, Hyperion or ETM so how it could influence the interpretation of...
01 January 1970 4,709 6 View