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Penetrating form of electromagnetic radiation
A gamma ray, also known as gamma radiation (symbol γ), is a penetrating form of electromagnetic radiation arising from high-energy interactions like the
Gamma_ray
Flash of gamma rays from a distant galaxy
In gamma-ray astronomy, gamma-ray bursts (GRBs) are extremely energetic events occurring in distant galaxies that represent the brightest and most powerful
Gamma-ray_burst
German power metal band
Gamma Ray is a German power metal band from Hamburg, founded and fronted by Kai Hansen after his departure from power metal band Helloween, in 1989. He
Gamma_Ray_(band)
Topics referred to by the same term
gamma ray or gamma-ray in Wiktionary, the free dictionary. Gamma rays are a form of electromagnetic radiation. Gamma Ray may also refer to: Gamma Ray
Gamma_ray_(disambiguation)
Burst of gamma rays produced in the Earth's atmosphere
A terrestrial gamma-ray flash (TGF), also known as dark lightning, is a burst of gamma rays produced in Earth's atmosphere. TGFs have been recorded to
Terrestrial_gamma-ray_flash
Observational astronomy performed with gamma rays
Gamma-ray astronomy is a subfield of astronomy where scientists observe and study celestial objects and phenomena in outer space which emit cosmic electromagnetic
Gamma-ray_astronomy
NASA space observatory designed to detect X-rays and gamma rays (1991–2000)
The Compton Gamma Ray Observatory (CGRO) was a space observatory detecting photons with energies from 20 keV to 30 GeV, in Earth orbit from 1991 to 2000
Compton_Gamma_Ray_Observatory
Hypothetical device
A gamma-ray laser, or graser, is a hypothetical device that would produce coherent gamma rays, just as an ordinary laser produces coherent rays of visible
Gamma-ray_laser
Quantitative study of the energy spectra of gamma-ray sources
Gamma-ray spectroscopy is the qualitative study of the energy spectra of gamma-ray sources, such as in the nuclear industry, geochemical investigation
Gamma_spectroscopy
Space telescope for gamma-ray astronomy launched in 2008
The Fermi Gamma-ray Space Telescope (FGST, also FGRST), formerly called the Gamma-ray Large Area Space Telescope (GLAST), is a space observatory being
Fermi Gamma-ray Space Telescope
Fermi_Gamma-ray_Space_Telescope
Instrument for measuring gamma radiation
The study and analysis of gamma-ray spectra for scientific and technical use is called gamma spectroscopy, and gamma-ray spectrometers are the instruments
Gamma-ray_spectrometer
EP by Gamma Ray, later Queens of the Stone Age
Gamma Ray is the debut EP by Gamma Ray, a musical project by former Kyuss guitarist Josh Homme, released in 1996 by Man's Ruin Records. After the breakup
Gamma_Ray_(EP)
Topics referred to by the same term
Gamma ray observatory or Gamma Ray Observatory can refer to: Any observatory used for gamma ray astronomy. The Compton Gamma Ray Observatory, an observatory
Gamma_ray_observatory
Gamma ray logging is a method of measuring naturally occurring gamma radiation to characterize the rock or sediment in a borehole or drill hole. It is
Gamma_ray_logging
Goods inspection system
Gamma-ray radiography systems capable of scanning trucks usually use cobalt-60 or caesium-137 as a radioactive source and a vertical tower of gamma detectors
Cargo_scanning
Full range of electromagnetic radiation frequencies
radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. The electromagnetic waves in each of these bands have different
Electromagnetic_spectrum
Galaxy containing the Solar System
various gamma-ray detection missions have discovered 511-keV gamma rays coming from the general direction of the Galactic Center. These gamma rays are produced
Milky_Way
This is a discography of Gamma Ray, a German heavy metal band formed in Hamburg in 1988. They have released eleven studio albums, four live albums, two
Gamma_Ray_discography
Hypothetical black hole formed soon after the Big Bang
suggested that the observed spatial correlations in the unresolved gamma-ray and X-ray background radiations could be due to primordial black holes with
Primordial_black_hole
Instrument that makes distant objects appear magnified
of telescopes that worked in a wide range of wavelengths from radio to gamma-rays. The first purpose-built radio telescope went into operation in 1937.
Telescope
2008 single by Beck
"Gamma Ray" is a song by American rock musician Beck. It was released as the second single from his eighth studio album, Modern Guilt, on August 11, 2008
Gamma_Ray_(song)
NASA satellite of the Explorer program
Swift Gamma-Ray Burst Explorer, is a NASA three-instrument space observatory for studying gamma-ray bursts (GRBs) and monitoring the afterglow in X-ray and
Neil Gehrels Swift Observatory
Neil_Gehrels_Swift_Observatory
American astrophysicist (1934–2013)
program, designing and flying instruments to detect and measure X-rays and gamma-rays in space, primarily from the Sun. He was the first to suggest the
Kenneth_John_Frost
Astronomical object which emits bursts of gamma or x-rays at irregular intervals
A soft gamma repeater (SGR) is an astronomical object which emits large bursts of gamma-rays and X-rays at irregular intervals. It is conjectured that
Soft_gamma_repeater
High-energy particle, mainly originating outside the Solar System
neutrinos and gamma rays from blazar TXS 0506+056 in 2018, active galactic nuclei also appear to produce cosmic rays. The term ray (as in optical ray) seems
Cosmic_ray
Volunteer computing project
telescopes, and from a gamma-ray telescope. Neutron stars are detected by their pulsed radio and gamma-ray emission as radio and/or gamma-ray pulsars. They also
Einstein@Home
Chemical reaction in which a compound is broken down by light
orbiting satellites detect an average of about one gamma-ray burst (GRB) per day. Because gamma-ray bursts are visible to distances encompassing most of
Photodissociation
Types of celestial objects that can emit gamma-ray bursts
Gamma-ray burst progenitors are the types of celestial objects that can emit gamma-ray bursts (GRBs). GRBs show an extraordinary degree of diversity. They
Gamma-ray_burst_progenitors
Hypothetical object
the gamma ray emissions that would have resulted would have made them readily noticeable long since. He noted that not even antimatter cosmic rays had
Antimatter_comet
Passive radiation detection device
criticized for their inability to distinguish gamma rays originating from nuclear sources from gamma rays originating from a large variety of benign cargo
Radiation_portal_monitor
Hypothetical invisible cosmic material
sensitivity. The Fermi Gamma-ray Space Telescope is searching for similar gamma rays. In 2009, an as yet unexplained surplus of gamma rays from the Milky Way's
Dark_matter
amounts of gamma radiation could significantly affect the Earth's atmosphere and pose an existential threat to all life. Such a gamma-ray burst may have
Global_catastrophe_scenarios
1957 measurement of the neutrino helicity
the emission of a gamma ray. For those decays in which the neutrino and gamma ray are emitted in opposite directions, the gamma ray receives just enough
Goldhaber_experiment
2005 studio album by Gamma Ray
the eighth full-length studio album from the German power metal band Gamma Ray, released in 2005. The band also released an LP version through their
Majestic_(Gamma_Ray_album)
Type of neutron star with a strong magnetic field
emission of high-energy electromagnetic radiation, particularly X-rays and gamma rays. The existence of magnetars was proposed in 1992 by Robert Duncan
Magnetar
Gamma rays with photon energies higher than 100 TeV
Ultra-high-energy gamma rays are gamma rays with photon energies higher than 100 TeV (0.1 PeV). They have a frequency higher than 2.42 × 1028 Hz and a
Ultra-high-energy_gamma_ray
1965 play by Paul Zindel
The Effect of Gamma Rays on Man-in-the-Moon Marigolds is a play written by Paul Zindel, a playwright and science teacher. Zindel received the 1971 Pulitzer
The Effect of Gamma Rays on Man-in-the-Moon Marigolds
The_Effect_of_Gamma_Rays_on_Man-in-the-Moon_Marigolds
Mass extinction event c. 444 million years ago
effects of a galactic gamma-ray burst. A gamma-ray burst could also explain the rapid expansion of glaciers, since the high energy rays would cause ozone
Late Ordovician mass extinction
Late_Ordovician_mass_extinction
Spectroscopic technique
during the emission or absorption of a gamma ray. If a nucleus at rest emits a gamma ray, the energy of the gamma ray is slightly less than the natural energy
Mössbauer_spectroscopy
Gravitational-wave signal detected in 2017
an approximate angular direction to the source. Independently, a short gamma-ray burst (sGRB) of around 2 seconds, designated GRB 170817A, was detected
GW170817
Astronomy station in Hanle, India
is one of the world's highest located sites for optical, infrared, and gamma-ray telescopes. It is the tenth-highest optical telescope in the world. The
Indian Astronomical Observatory
Indian_Astronomical_Observatory
Form of electromagnetic radiation
X-ray is a form of high-energy electromagnetic radiation with a wavelength shorter than those of ultraviolet rays and longer than those of gamma rays.
X-ray
American-Indian astronomer (born 1956)
(3) brown dwarfs and other sub-stellar objects, (4) soft gamma-ray repeaters, (5) gamma-ray bursts, and (6) optical transients. Kulkarni started off his
Shrinivas_Kulkarni
First interplanetary solar sail spacecraft
the variation in dust density while its Gamma-Ray Burst Polarimeter (GAP) measured the polarization of gamma-ray bursts during its six-month cruise. IKAROS
IKAROS
All of space observable from the Earth at the present
is a galaxy classified as MoM-z14, at a redshift of 14.44. In 2009, a gamma ray burst, GRB 090423, was found to have a redshift of 8.2, which indicates
Observable_universe
X-ray pulsar in the constellation Gemini
Geminga (/ɡəˈmɪŋɡə/ gə-MING-gə) is a gamma ray and x-ray pulsar source thought to be a neutron star approximately 250 parsecs (around 800 light-years)
Geminga
Possible large cosmic structure
Hercules–Corona Borealis Great Wall (HCB) or simply the Great Wall or the Great Gamma-Ray Burst Wall is a putative galaxy filament that, if confirmed, would be
Hercules–Corona Borealis Great Wall
Hercules–Corona_Borealis_Great_Wall
American physicist (1915–1990)
knowledge of scintillators to the design of the EGRET gamma-ray telescope of the Compton Gamma Ray Observatory named for fellow Nobel Laureate in Physics
Robert_Hofstadter
1995 studio album by Gamma Ray
Land of the Free is the fourth studio album by German power metal band Gamma Ray, released in 1995. It is considered a concept album, telling a story of
Land of the Free (Gamma Ray album)
Land_of_the_Free_(Gamma_Ray_album)
The following is a list of significant gamma-ray bursts (GRBs) listed in chronological order. GRBs are named after the date on which they were detected:
List_of_gamma-ray_bursts
Gamma ray detector
or Compton imager) is a gamma-ray detector which utilizes Compton scattering to determine the origin of the observed gamma rays. Compton cameras are usually
Compton_telescope
Theoretical upper limit on the energy of cosmic ray protons
background photons γ C M B , {\displaystyle \gamma _{\rm {CMB}},} relatively blueshifted by the speed of the cosmic rays, to produce pions through the Δ {\displaystyle
Greisen–Zatsepin–Kuzmin_limit
Effect of a nuclear explosion on electronic equipment
excludes optical (infrared, visible, ultraviolet) and ionizing (such as X-ray and gamma radiation) ranges. In military terminology, a nuclear warhead detonated
Nuclear_electromagnetic_pulse
Supernova remnant in the constellation Taurus
radiation from gamma rays to radio waves. At X-ray and gamma ray energies above 30 keV, the Crab Nebula is generally the brightest persistent gamma-ray source
Crab_Nebula
identification device (RID or RIID) is a small, lightweight, portable gamma-ray spectrometer used for the detection and identification of radioactive
Radionuclide identification device
Radionuclide_identification_device
Waves or particles moving through space
as radio waves, microwaves, infrared, visible light, ultraviolet, x-rays, and gamma radiation (γ) particle radiation consisting of particles of non-zero
Radiation
Method of eliminating background events in particle physics
events in high energy physics, experimental particle physics, gamma-ray spectroscopy, gamma-ray astronomy, experimental nuclear physics, and related fields
Electronic_anticoincidence
Record-breaking gamma-ray burst
gamma-ray burst (GRB) jointly discovered by the Neil Gehrels Swift Observatory and the Fermi Gamma-ray Space Telescope on October 9, 2022. The gamma-ray
GRB_221009A
Scientific study of celestial objects
asteroids, and comets. Relevant phenomena include supernova explosions, gamma ray bursts, quasars, blazars, pulsars, and cosmic microwave background radiation
Astronomy
Gamma ray spectrometer
The Gammasphere is a third generation gamma ray spectrometer used to study rare and exotic nuclear physics. It consists of 110 Compton-suppressed large
Gammasphere
Fluctuation of spacetime on very small scales
X-ray and gamma-ray observations of quasars using NASA's Chandra X-ray Observatory, the Fermi Gamma-ray Space Telescope and ground-based gamma-ray observations
Quantum_foam
1991 American crewed spaceflight to deploy the Compton Gamma Ray Observatory
a six-day mission with the primary objective of launching the Compton Gamma Ray Observatory (CGRO), the second of the Great Observatories program which
STS-37
Type of stellar collision
matter of one or two milliseconds. The immediate event creates a short gamma-ray burst (sGRB) visible over hundreds of millions, or even billions of light-years
Neutron_star_merger
Harmful high-frequency radiation
waves are on the high-energy portion of the electromagnetic spectrum. Gamma rays, X-rays, and the higher energy ultraviolet part of the electromagnetic spectrum
Ionizing_radiation
First astronomical CubeSat funded by Taiwan Space Agency
The Gamma-ray Transients Monitor (GTM) is the first space astronomical telescope of Taiwan. It is a secondary payload on board Formosat-8B (FS-8B), which
Gamma-ray_Transients_Monitor
Black hole which possesses angular momentum
black hole by a collapsar is thought to be observed as the emission of gamma ray bursts. A rotating black hole can produce large amounts of energy at the
Rotating_black_hole
Astrophysical phenomenon
long-duration gamma-ray bursts. If the relativistic jets are too brief and fail to penetrate the stellar envelope then a low-luminosity gamma-ray burst may
Supernova
Supernova that ejects a large mass at unusually high velocity
expansion velocity. Hypernovae are one of the mechanisms for producing long gamma ray bursts (GRBs), which range from 2 seconds to over a minute in duration
Hypernova
Probability that a gamma ray interacts with matter
A gamma ray cross section is a measure of the probability that a gamma ray interacts with matter. The total cross section of gamma ray interactions is
Gamma_ray_cross_section
2015 detection made by LIGO interferometers
594 deg2. The Fermi Gamma-ray Space Telescope reported that its Gamma-Ray Burst Monitor (GBM) instrument detected a weak gamma-ray burst above 50 keV,
First observation of gravitational waves
First_observation_of_gravitational_waves
Galaxy in the constellation Hercules
an elliptical galaxy with a spectrum extending to the highest energy gamma rays. It is a blazar or BL Lac object, which is an active galactic nucleus
Markarian_501
Particle physics experimental design developed 1924
backgrounds, such as cosmic rays, from interacting with the primary detection medium. For instance, such a veto is used in the gamma ray observatory COS-B. Detectors
Coincidence_method
There have been efforts to search for DM decay products in gamma rays, X-rays, cosmic rays, and neutrinos. For unstable dark matter of mass in the GeV–TeV
Indirect detection of dark matter
Indirect_detection_of_dark_matter
Low-yield thermonuclear weapon
sea level, the total radiation pulse energy which is composed of both gamma rays and neutrons is approximately 5% of the entire energy released; in neutron
Neutron_bomb
Ionizing radiation particle of two protons and two neutrons
sometimes leaves the parent nucleus in an excited state; the emission of a gamma ray then removes the excess energy. In contrast to beta decay, the fundamental
Alpha_particle
Attacks using radioactive material with intent of contamination of an area
where cobalt-59 is converted to cobalt-60 by neutron capture. Initially, gamma radiation of the nuclear fission products from an equivalent sized "clean"
Radiological_warfare
Physical model of propagating energy
radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, to gamma rays. All forms of EMR travel at the speed of light in a vacuum and exhibit
Electromagnetic_radiation
Rapid decrease in Earth's biodiversity
the Sun. Gamma ray bursts are fairly rare, occurring only a few times in a given galaxy per million years. It has been suggested that a gamma ray burst caused
Extinction_event
Production assessment of boreholes drilled for oil or gas
logging tools contain a caesium-137 gamma ray source which irradiates the formation with 662 keV gamma rays. These gamma rays interact with electrons in the
Formation_evaluation
American rock band
touring guitarist. He later formed a new band called Gamma Ray, which released the eponymous Gamma Ray EP (1996), featuring "Born to Hula" and "If Only Everything"
Queens_of_the_Stone_Age
Comparison of a large range of energies
Berger, E. (27 February 2007). "The Prompt Gamma-Ray and Afterglow Energies of Short-Duration Gamma-Ray Bursts". The Astrophysical Journal. 670 (2):
Orders_of_magnitude_(energy)
Greatest energy a photon scattered on an electron can transfer to it
In gamma-ray spectrometry, the Compton edge is a feature of the measured gamma-ray energy spectrum that results from Compton scattering in the detector
Compton_edge
1991 studio album by Gamma Ray
More is the second studio album released by German power metal band, Gamma Ray in 1991 by Noise Records. Beginning a trend that would continue until
Sigh No More (Gamma Ray album)
Sigh_No_More_(Gamma_Ray_album)
Indian-American astrophysicist
her research on gamma-ray astronomy and blazars, involving work based on the Compton Gamma Ray Observatory, VERITAS, Energetic Gamma Ray Experiment Telescope
Reshmi_Mukherjee
1999 studio album by Gamma Ray
Plant is the sixth full-length album from the German power metal band, Gamma Ray. The album was initially released in 1999, but was re-released along with
Power_Plant_(Gamma_Ray_album)
The formation evaluation gamma ray log is a record of the variation with depth of the natural radioactivity of earth materials in a wellbore. Measurement
Formation evaluation gamma ray
Formation_evaluation_gamma_ray
Technology used in oil and gas wells
analysis of the subsurface. Measurements include self-potential, natural gamma ray, acoustic travel time, formation density, neutron porosity, resistivity
Wireline_(cabling)
object) gamma ray burst GRO – (telescope) Gamma Ray Observatory, another name for the Compton Gamma Ray Observatory GROSCE – (telescope) Gamma Ray Burst
List_of_astronomy_acronyms
Scintillator material
high-energy gamma ray detection. The Gamma-ray Transients Monitor (a space telescope), which tracks Gamma Ray Bursts (GRBs) and other bright gamma-ray transients
GAGG:Ce
Space observatory to study gamma rays
Imager (COSI) is a NASA SMEX astrophysics mission that will launch a soft gamma-ray telescope (0.2–5 MeV) in 2027. It is a wide-field compact Compton telescope
Compton Spectrometer and Imager
Compton_Spectrometer_and_Imager
Aftermath of a neutron star merger
was detected on June 3, 2013, as short gamma-ray burst GRB 130603B by instruments on board the Swift Gamma-Ray Burst Explorer and KONUS/WIND spacecraft
Kilonova
2023 Canadian film
Gamma Rays (French: Les rayons gamma) is a Canadian comedy-drama film, written and directed by Henry Bernadet and released in 2023. Made with a cast of
Gamma_Rays_(film)
German guitarist and singer
musician who is the founder, lead guitarist and vocalist of power metal band Gamma Ray. He is also one of the co-founders of another power metal band Helloween
Kai_Hansen
German power metal band
Ingo Schwichtenberg. By the time Hansen left Helloween in 1989 to form Gamma Ray, the band had evolved into a five-piece, with Michael Kiske taking over
Helloween
Telescope to observe Gamma-ray sky
Compton Telescope (NCT) is a balloon-borne Compton telescope to observe the gamma-ray sky in the energy range from a few hundred keV to several MeV. Its main
Nuclear_Compton_Telescope
Gamma ray Imaging method
Gamma ray tomography (GRT) is a non-invasive imaging technique primarily used to characterize multiphase flows within industrial processes. Utilizing
Gamma_ray_tomography
Triple star system in the constellation Sagittarius
core-collapse supernova with a small chance of producing a long-duration gamma-ray burst. The possibility of a supernova explosion from WR 104 having destructive
WR_104
American space and aeronautics agency
part of NASA's Medium Explorer program. The Fermi Gamma-ray Space Telescope (FGST) is another gamma-ray focused space observatory that was launched to low
NASA
High energy physicist, researcher
Los Alamos National Laboratory, known for her research on gamma-ray bursts and cosmic rays. Dingus majored in physics at Harvey Mudd College, graduating
Brenda_Dingus
Radioactive isotope of iridium
involve gamma emission. Iridium-192 is normally produced by neutron activation of natural-abundance iridium metal. Iridium-192 is a very strong gamma ray emitter
Iridium-192
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