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A list of Citizendium articles, and planned articles, about Electromagnetic radiation.
See also pages that link to Electromagnetic radiation or to this page.

Contents

Parent topics

Subtopics

  • Carrier wave [r]: In electromagnetic signal transmission, the basic information-free signal onto which information is modulated. [e]
  • Modulation [r]: The process of varying one waveform in relation to another waveform. [e]
    • Amplitude modulation [r]: Changing the height of the peaks of a periodic waveform, such as a radio wave, to carry information. [e]
    • Frequency modulation [r]: Technique for imposing information onto a electromagnetic signal of constant frequency -- the "carrier wave". [e]
  • Superheterodyne [r]: A form of reception in which the frequency of an incoming signal is mixed with a locally generated signal and converted to an intermediate frequency in order to facilitate amplification and the rejection of unwanted signals. [e]
  • Electromagnetic wave [r]: a change, periodic in space and time, of an electric field E(r,t) and a magnetic field B(r,t); a stream of electromagnetic waves, referred to as electromagnetic radiation, can be seen as a stream of massless elementary particles, named photons. [e]
  • Electromagnetism [r]: Phenomena and theories regarding electricity and magnetism. [e]
  • Ionizing radiation [r]: Subatomic particles or electromagnetic waves that are energetic enough to detach electrons from atoms or molecules, ionizing them. [e]

Other related topics

  • Acute radiation syndrome [r]: Disease or death caused by whole-body irradiation, over a short period of time, with a significant quantity of penetrating radiation [e]

Bot-suggested topics

Auto-populated based on Special:WhatLinksHere/Electromagnetic radiation. Needs checking by a human.

  • AC-130 [r]: Heavily armed transport aircraft, based on the C-130 Hercules, used to provide air support to special operations forces. [e]
  • Air Traffic Control [r]: A system for managing the safe operation of large numbers of aircraft in shared airspace, day or night, and in almost all weather, keeping the aircraft managed by positive control from a network of interconnected ground stations [e]
  • Astronomy [r]: The study of objects and processes in the observable universe, e.g. stars, planets, comets or asteroids. [e]
  • Automatic Identification System [r]: A system, aboard ships and boats, that combines marine radio transmitters and receivers, Global Navigation Satellite System receivers, and computer control into a self-organizing, mobile network in which vessels are inform nearby traffic, potential collision hazards, and navigational information [e]
  • BBC [r]: British state-owned radio and TV broadcasting organization founded in 1922 under Lord John Reith. [e]
  • Boson [r]: elementary particle with integral spin; composite system consisting of an even number of fermions. [e]
  • Bremsstrahlung [r]: Electromagnetic radiation produced by the acceleration of a charged particle, such as an electron, when deflected by another charged particle, such as an atomic nucleus. [e]
  • Chemistry [r]: The science of matter, or of the electrical or electrostatical interactions of matter. [e]
  • Communications intelligence [r]: The subset of SIGINT concerned with signals intended to be intelligible to human beings, in the form of voice, messages, or images. [e]
  • Computer network [r]: A collection of computers or digital devices ("nodes") connected by communication links. [e]
  • Counterproliferation [r]: The set of activities that detect and monitor the threat of weapons of special concern against one's own nation and one's allies. [e]
  • Cryptology [r]: The theory and practice of protecting the content of communications, and of defeating the protective measures [e]
  • DNA [r]: A macromolecule that stores genetic information. Chemically, a nucleic acid. [e]
  • Digital selective calling [r]: A method to address specific marine radios or groups of vessels, and to send a distress signal, including the vessel's location if the radio is connected to a GPS receiver [e]
  • EC-130 COMMANDO SOLO [r]: C-130 Hercules aircraft variant with transmitters for psychological operations and communications jamming. [e]
  • Electrical engineering [r]: The branch of engineering that deals primarily with electricity and electromagnetism. [e]
  • Electro-optical MASINT [r]: A subdiscipline of measurement and signature intelligence (MASINT), which has similarities to but complements imagery intelligence (IMINT); it does not form images, but validates them and produces information on phenomena that emit, absorb, or reflect electromagnetic energy in the infrared, visible light, or ultraviolet spectra, where the value is knowledge of the type of energy detected [e]
  • Electromagnetic pulse [r]: An intense burst of electromagnetic (EM) energy caused by an abrupt, rapid acceleration of charged particles, usually electrons. [e]
  • Electronic warfare [r]: A subset of information operations that deals with the use of electromagnetic or kinetic means to degrade an enemy's military electronics systems, to be able to operate one's own electronics in the face of enemy attacks, and to evade those attacks through protection or deception [e]
  • Emergency Position Indicating Radio Beacon [r]: Intended for search and rescue of ships and boats, this is a beacon that will float free of a sinking vessel, and broadcast a position report, preferably with GPS, to a worldwide cluster of monitoring satellites. [e]
  • Food and Drug Administration [r]: The agency of the United States Department of Health and Human Services responsible for regulating food, dietary supplements, drugs, biological medical products, blood products, medical devices, radiation-emitting devices, veterinary products, and cosmetics. [e]
  • Joint Tactical Information Distribution System [r]: The primary communications system used for sharing tactical information internally, and among NATO, Australia, and other U.S. allies [e]
  • Led Zeppelin Radio [r]: A commercial-free, satellite radio station on the XM Satellite Radio platform, broadcasting the music of Led Zeppelin. [e]
  • Lightning [r]: An atmospheric discharge of electricity accompanied by thunder, which typically occurs during thunderstorms, and sometimes during volcanic eruptions or dust storms. [e]
  • Light [r]: The part of the electromagnetic spectrum visible to a species' biological eye. [e]
  • Marine navigation [r]: A term including the literal process of navigation, or finding position and course, but of the overall process of safe operation of a water vessel, such as avoiding collisions [e]
  • Materials MASINT [r]: A discipline involving the measurement of signatures from the collection, processing, and analysis of gas, liquid, or solid samples; it complements technical intelligence: a technical intelligence analyst would work with a captured example of the weapon, or at least pieces of it, to come to that understanding of the propellant, while an analyst of this technique would infer the propellant through analysis of the exhaust [e]
  • Measurement and signature intelligence [r]: A variety of intelligence gathering disciplines complementary to the technical "mainstream" of imagery intelligence and signals intelligence. [e]
  • Memory of water [r]: A pseudoscientific concept, according to which water molecules can store information on the kind of molecules they had been in contact with. [e]
  • Michael Faraday [r]: (1791 – 1867) Was an English physicist and chemist whose best known work was on the closely connected phenomena of electricity and magnetism; his discoveries lead to the electrification of industrial societies. [e]


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