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Longer titles found: Electromagnetic radiation and health (view), Absorption (electromagnetic radiation) (view)

searching for Electromagnetic radiation 92 found (1543 total)

alternate case: electromagnetic radiation

Reflection (physics) (2,085 words) [view diff] no match in snippet view article

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which
Explicit symmetry breaking (246 words) [view diff] exact match in snippet view article find links to article
breaking is also associated with electromagnetic radiation. A system of accelerated charges results in electromagnetic radiation when the geometric symmetry
CONELRAD (1,389 words) [view diff] case mismatch in snippet view article find links to article
CONELRAD (Control of Electromagnetic Radiation) was a method of emergency broadcasting to the public of the United States in the event of enemy attack
Photosensitizer (311 words) [view diff] exact match in snippet view article find links to article
Photosensitizers generally act by absorbing ultraviolet or visible region of electromagnetic radiation and transferring it to adjacent molecules. Photosensitizers usually
Electromagnetic therapy (262 words) [view diff] exact match in snippet view article find links to article
medicine; Electromagnetic therapy (alternative medicine), the use of electromagnetic radiation to treat disease. Evidence of efficacy is lacking. Pulsed Electromagnetic
Light scattering by particles (831 words) [view diff] exact match in snippet view article find links to article
particles is a branch of computational electromagnetics dealing with electromagnetic radiation scattering and absorption by particles. In case of geometries
Microwave spectroscopy (630 words) [view diff] exact match in snippet view article find links to article
spectroscopy is the spectroscopy method that employs microwaves, i.e. electromagnetic radiation at GHz frequencies, for the study of matter. In the field of molecular
SIGTOT (272 words) [view diff] exact match in snippet view article find links to article
TEMPEST, of sensitive information leaking by way of unintended electromagnetic radiation for the circuits used inside encryption machine was first discovered
Kilonova (991 words) [view diff] exact match in snippet view article find links to article
Kilonovae are thought to emit short gamma-ray bursts and strong electromagnetic radiation due to the radioactive decay of heavy r-process nuclei that are
Pentachromacy (501 words) [view diff] exact match in snippet view article find links to article
specific intensity or range of intensities for a given wavelength of electromagnetic radiation. Some birds (notably pigeons) and butterflies have five or more
Atomic spectroscopy (880 words) [view diff] exact match in snippet view article find links to article
Atomic spectroscopy is the study of the electromagnetic radiation absorbed and emitted by atoms. Since unique elements have characteristic (signature)
Soret peak (292 words) [view diff] exact match in snippet view article find links to article
spectroscopy, corresponding to a wavelength of maximum absorption (electromagnetic radiation) ranging around 400 nm in the blue region. The Soret band arises
List of fictional colors (1,745 words) [view diff] exact match in snippet view article find links to article
humans under imaginary circumstances, based on real or imaginary electromagnetic radiation or imaginary alternate forms of radiation. Sub-red, superviolet
The Second Gleam (187 words) [view diff] case mismatch in snippet view article find links to article
Avett Brothers and Doug Williams, recorded by Doug Williams at Electromagnetic Radiation Recorders, with the exception of "The Greatest Sum (Electric)"
Inversion (meteorology) (1,588 words) [view diff] no match in snippet view article
In meteorology, an inversion, also known as a temperature inversion, is a deviation from the normal change of an atmospheric property with altitude. It
Electronic warfare support measures (363 words) [view diff] exact match in snippet view article find links to article
narrow bandpass to discriminate the signal of interest from other electromagnetic radiation on nearby frequencies, and (4) good angle-of arrival measurement
Stanford Synchrotron Radiation Lightsource (898 words) [view diff] exact match in snippet view article find links to article
Facility which provides synchrotron radiation, a name given to electromagnetic radiation in the x-ray, ultraviolet, visible and infrared realms produced
Neutron star merger (1,240 words) [view diff] exact match in snippet view article find links to article
which are transient sources of fairly isotropic longer wave electromagnetic radiation due to the radioactive decay of heavy r-process nuclei that are
Maxwell (microarchitecture) (1,561 words) [view diff] exact match in snippet view article
named after James Clerk Maxwell, the founder of the theory of electromagnetic radiation. The Maxwell architecture is used in the system on a chip (SOC)
Radiometric calibration (523 words) [view diff] exact match in snippet view article find links to article
set of calibration techniques in support of the measurement of electromagnetic radiation and atomic particle radiation. These can be for instance, in the
Dielectric wireless receiver (469 words) [view diff] exact match in snippet view article find links to article
interconnects. It offers immunity against damage from intense electromagnetic radiation, produced by EMP and HPM sources. This receiver is known as ADNERF
Denpa (191 words) [view diff] exact match in snippet view article find links to article
voices, thoughts, or instructions directly to their mind via electromagnetic radiation. It is often used as a characterization in anime, manga, and Japanese
BKS theory (1,662 words) [view diff] exact match in snippet view article find links to article
final attempt at understanding the interaction of matter and electromagnetic radiation on the basis of the so-called old quantum theory, in which quantum
Inverse-square law (3,246 words) [view diff] no match in snippet view article find links to article
The inverse-square law, in physics, is any physical law stating that a specified physical quantity or intensity is inversely proportional to the square
Primeval Structure Telescope (330 words) [view diff] exact match in snippet view article find links to article
the electromagnetic radiation spectral line that is created by a change in the energy state of neutral hydrogen atoms. This electromagnetic radiation is
Velocity dispersion (743 words) [view diff] exact match in snippet view article find links to article
relationship between velocity dispersion and matter (or the observed electromagnetic radiation emitted by this matter) takes several forms in astronomy based
Coded aperture (736 words) [view diff] exact match in snippet view article find links to article
other patterns of materials opaque to various wavelengths of electromagnetic radiation. The wavelengths are usually high-energy radiation such as X-rays
Toftness device (242 words) [view diff] exact match in snippet view article find links to article
by Irving N. Toftness. It is claimed that it detects specific electromagnetic radiation frequency which emanates from vertebral subluxations (small dislocations)
Gantry (medical) (393 words) [view diff] exact match in snippet view article
illness. Radiation sources may produce gamma radiation, x-rays, electromagnetic radiation, or magnetic fields depending on the purpose of the device. The
Luminous efficacy (1,754 words) [view diff] exact match in snippet view article find links to article
of a source is the product of how well it converts energy to electromagnetic radiation, and how well the emitted radiation is detected by the human eye
Lynx Supercluster (467 words) [view diff] exact match in snippet view article find links to article
groups of galaxies are associated with the supercluster. Through electromagnetic radiation and how it reacts with matter, we have been able to find three
NSTISSAM TEMPEST/1-92 (89 words) [view diff] exact match in snippet view article find links to article
it specifies test procedures for identifying the conducted and electromagnetic radiation emanations characteristics of individual equipment in a laboratory
Bo Thidé (536 words) [view diff] exact match in snippet view article find links to article
Sweden) is a Swedish physicist who studies radio waves and other electromagnetic radiation in space, particularly their interaction with matter and fields
Accelerator Test Facility (New York) (66 words) [view diff] exact match in snippet view article
accelerator physics and studies the interactions of high power electromagnetic radiation and high brightness electron beams, including plasma-acceleration
Cyborg antenna (789 words) [view diff] exact match in snippet view article find links to article
the skull to report information. This includes measurements of electromagnetic radiation, phone calls, music, as well as video or images which are transmitted
Image-forming optical system (268 words) [view diff] exact match in snippet view article find links to article
photographic equipment today. Lower-energy X-Rays are the highest energy electromagnetic radiation that can be formed into an image, using a Wolter telescope. There
Thermal (disambiguation) (104 words) [view diff] exact match in snippet view article
worn in extreme cold to conserve body heat Thermal radiation, electromagnetic radiation generated by the thermal motion of charged particles in matter
Extended hemispherical lens (143 words) [view diff] exact match in snippet view article find links to article
hemispherical lens is a commonly used lens for millimeter-wave electromagnetic radiation. Such lenses are typically fabricated from dielectric materials
Visible-light astronomy (1,442 words) [view diff] exact match in snippet view article find links to article
differs from astronomies based on invisible types of light in the electromagnetic radiation spectrum, such as radio waves, infrared waves, ultraviolet waves
Line source (1,243 words) [view diff] exact match in snippet view article find links to article
volume source, is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear (one-dimensional) geometry. The most
Sunshine (disambiguation) (1,036 words) [view diff] exact match in snippet view article
Sunshine is sunlight, the electromagnetic radiation emitted by the Sun, especially in the visible wavelengths. Sunshine may also refer to: Ronnie "Sunshine"
Photochromism (2,327 words) [view diff] exact match in snippet view article find links to article
of a chemical species between two forms by the absorption of electromagnetic radiation (photoisomerization), where the two forms have different absorption
Paul Brodeur (362 words) [view diff] exact match in snippet view article find links to article
process. Science writer Gary Taubes has said Brodeur's writings on electromagnetic radiation are part of what inspired him to switch from writing about bad
Kirchhoff's circuit laws (1,483 words) [view diff] exact match in snippet view article find links to article
and for AC circuits at frequencies where the wavelengths of electromagnetic radiation are very large compared to the circuits. This law is also called
Electrical phenomena (555 words) [view diff] exact match in snippet view article find links to article
surface (usually metallic) upon exposure to, and absorption of, electromagnetic radiation (such as visible light and ultraviolet radiation). Piezoelectric
Cygnus OB2-12 (1,020 words) [view diff] exact match in snippet view article find links to article
bright blue hypergiant with an absolute bolometric magnitude (all electromagnetic radiation) of −10.9, among the most luminous stars known in the galaxy.
High-intensity radiated field (480 words) [view diff] exact match in snippet view article find links to article
controlled, safe use. Radio-frequency (RF) energy is non-ionizing electromagnetic radiation – its effects on tissue are through heating. Electronic components
Rose Frain (408 words) [view diff] exact match in snippet view article find links to article
2000, where she created the installation Radio Vaticana, citing electromagnetic radiation from the Vatican's radio transmitters. In 2007 she received a
X-ray flash (astronomy) (249 words) [view diff] exact match in snippet view article
amount of baryonic matter, thus limiting the energy available for electromagnetic radiation, and emitting a much "cooler" spectrum rich in X-rays and very
Riometer (531 words) [view diff] exact match in snippet view article find links to article
antenna operating in the VHF radio frequency range (~30-40 MHz). Electromagnetic radiation of that frequency is typically Galactic synchrotron radiation
Terahertz radiation (4,678 words) [view diff] exact match in snippet view article find links to article
as submillimeter waves, especially in astronomy. This band of electromagnetic radiation can be regarded either as microwave radio waves or far infrared
Sonja Ashauer (281 words) [view diff] exact match in snippet view article find links to article
been a brilliant student. Her thesis (Problems in electrons and electromagnetic radiation) explored the cutting-edge field of quantum electrodynamics. In
Classical electron radius (930 words) [view diff] exact match in snippet view article find links to article
length scale for problems involving an electron interacting with electromagnetic radiation. It links the classical electrostatic self-interaction energy
Infrared heater (2,715 words) [view diff] exact match in snippet view article find links to article
which transfers energy to a body with a lower temperature through electromagnetic radiation. Depending on the temperature of the emitting body, the wavelength
Seyfert galaxy (5,526 words) [view diff] exact match in snippet view article find links to article
quasar-like nuclei (very luminous, distant and bright sources of electromagnetic radiation) with very high surface brightnesses whose spectra reveal strong
Microscopy Listserver (370 words) [view diff] exact match in snippet view article find links to article
photons (including x-rays), electrons, ions, mechanical and/or electromagnetic radiation to form a representation or characterization of the microstructure
Theodore Litovitz (250 words) [view diff] exact match in snippet view article find links to article
electronic chip (EMX Biochip) to shield cell phone users from harmful electromagnetic radiation, and some of the early fiber optics now used in telecommunications
List of measuring devices (0 words) [view diff] exact match in snippet view article find links to article
on aircraft bevameter mechanical properties of soil bolometer electromagnetic radiation Brannock Device measuring shoe size breathalyzer breath alcohol
GRB 190114C (752 words) [view diff] exact match in snippet view article find links to article
astronomers, "We observed a huge range of frequencies in the electromagnetic radiation afterglow of GRB 190114C. It is the most extensive to date for
Relativistic beaming (1,697 words) [view diff] exact match in snippet view article find links to article
Consider a cloud of gas moving relative to the observer and emitting electromagnetic radiation. If the gas is moving towards the observer it will be brighter
Kurt Huldschinsky (249 words) [view diff] exact match in snippet view article find links to article
bio-chemical mechanism triggered in the human dermis by the sun's electromagnetic radiation was not fully understood, and scientists were exploring mostly
Recombination (cosmology) (2,514 words) [view diff] exact match in snippet view article
protons: the Hadron epoch. This plasma was effectively opaque to electromagnetic radiation due to Thomson scattering by free electrons, as the mean free
Polaritonics (1,274 words) [view diff] exact match in snippet view article find links to article
phonon-polaritons, just as electronics and photonics would be reduced to just electromagnetic radiation. These three elements can be combined to enable device functionality
Polaritonics (1,274 words) [view diff] exact match in snippet view article find links to article
phonon-polaritons, just as electronics and photonics would be reduced to just electromagnetic radiation. These three elements can be combined to enable device functionality
NIR (139 words) [view diff] exact match in snippet view article find links to article
refer to: Near-infrared, a region within the infrared part of the electromagnetic radiation spectrum National Identity Register, a former UK database National
Pauline Morrow Austin (398 words) [view diff] exact match in snippet view article find links to article
theory. Austin's dissertation was on the theory of propagation of electromagnetic radiation through Earth's atmosphere. Austin began her career in the MIT
Gurgen Askaryan (2,804 words) [view diff] exact match in snippet view article find links to article
variable current is the source of electromagnetic radiation. Therefore, every shower is the source of electromagnetic radiation. These studies opened new perspectives
Jeanette Grasselli Brown (1,741 words) [view diff] exact match in snippet view article find links to article
Spectroscopy is a technique used to measure the interaction of electromagnetic radiation with matter. Her areas of expertise encompass fields such as vibrational
Overtone band (411 words) [view diff] exact match in snippet view article find links to article
meaning they can assume only some "discrete" values of energy. When electromagnetic radiation is shined on a sample, the molecules can absorb energy from the
Water hole (radio) (269 words) [view diff] exact match in snippet view article
Plot of Earth's atmospheric transmittance (or opacity) to various wavelengths of electromagnetic radiation.
Thomson (386 words) [view diff] exact match in snippet view article find links to article
Thomson problem, Thomson scattering, the elastic scattering of electromagnetic radiation by a free charged particle Thomson Reservoir (disambiguation)
Scottish photography (2,008 words) [view diff] exact match in snippet view article find links to article
is the creation of durable images by recording light, or other electromagnetic radiation, in Scotland, or by Scottish people. Scotland played a major role
List of light sources (560 words) [view diff] exact match in snippet view article find links to article
emission of light by a substance that has absorbed light or other electromagnetic radiation Phosphorescence, the delayed re-emission of light by substance
Blueshift (654 words) [view diff] exact match in snippet view article find links to article
Decrease in wavelength of electromagnetic radiation
Gliese 667 Cc (1,425 words) [view diff] exact match in snippet view article find links to article
receive 90% of the light Earth does; however, a good part of that electromagnetic radiation would be in the invisible infrared part of the spectrum. Based
OTR (151 words) [view diff] exact match in snippet view article find links to article
packaging permeability Optical transition radiation, a type of electromagnetic radiation Otaara, a plant genus Old-time radio, a broadcasting era Off the
Homing (201 words) [view diff] exact match in snippet view article find links to article
guidance system which uses the emission from a target of infrared electromagnetic radiation Semi-active radar homing, a common type of missile guidance system
Rotating wave approximation (2,079 words) [view diff] exact match in snippet view article find links to article
are neglected. This is a valid approximation when the applied electromagnetic radiation is near resonance with an atomic transition, and the intensity
Samaya Nissanke (1,103 words) [view diff] exact match in snippet view article find links to article
neutron star merger, GW170817, seen in gravitational waves and electromagnetic radiation. In 2020, she was awarded the New Horizons in Physics Prize from
IR (485 words) [view diff] exact match in snippet view article find links to article
(newspaper), Latvian weekly newspaper Infrared, a portion of the electromagnetic radiation spectrum Impulse response, an output function of a dynamic system
1888 in Germany (706 words) [view diff] exact match in snippet view article find links to article
December – Heinrich Hertz presents his report on the discovery of electromagnetic radiation to the Berlin Academy of Sciences 'Theses on Feuerbach' by Karl
Absolute hot (639 words) [view diff] exact match in snippet view article find links to article
singularity in temperature. When a spin system is excited with electromagnetic radiation and undergoes population inversion into an excited state, quantum
EMS (574 words) [view diff] exact match in snippet view article find links to article
object electromagnetic spectrum, is the range of all possible electromagnetic radiation ethyl methanesulfonate (or methanesulfonic acid ethyl ester),
HPM (100 words) [view diff] exact match in snippet view article find links to article
Massachusetts, in 1806 High-power microwave, directed-energy weapon using electromagnetic radiation high performance mobile, a semiconductor production type parametric
List of physical quantities (122 words) [view diff] exact match in snippet view article find links to article
through a circuit henry (H) M L2 T−2 I−2 scalar Irradiance E Electromagnetic radiation power per unit surface area W/m2 M T−3 Intensity I Power per unit
Günter Nimtz (2,276 words) [view diff] exact match in snippet view article find links to article
several interdisciplinary studies on the effect of non-ionizing electromagnetic radiation in biological systems[citation needed]. His international reputation[citation
Kugelblitz (astrophysics) (304 words) [view diff] exact match in snippet view article
mass Senovilla, J.M.M. (2014). "Black hole formation by incoming electromagnetic radiation". Classical and Quantum Gravity. 32 (1): 017001. arXiv:1408.2778
Particle beam (698 words) [view diff] exact match in snippet view article find links to article
Electron beams are employed in synchrotron light sources to produce electromagnetic radiation with a continuous spectrum over a wide frequency band which is
Multiplexing (2,567 words) [view diff] exact match in snippet view article find links to article
needed] Polarization-division multiplexing uses the polarization of electromagnetic radiation to separate orthogonal channels. It is in practical use in both
Cherenkov (48 words) [view diff] exact match in snippet view article find links to article
in physics in 1958 Fyodor Cherenkov (1959-2014), Soviet and Russian footballer Cherenkov radiation, particular occurrence of electromagnetic radiation
Vis (306 words) [view diff] exact match in snippet view article find links to article
display without obstruction Visible spectrum, the portion of the electromagnetic radiation spectrum that is visible to the human eyes Visual Instruction
Elf (disambiguation) (331 words) [view diff] exact match in snippet view article
astrobiology mission to Saturn's moon Enceladus Extremely low frequency, electromagnetic radiation (radio waves) with frequencies from 3 to 30 Hz COSMAC ELF, a single-board