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A gamma ray is electromagnetic radiation of the shortest wavelength and highest energy. Gamma-ray radiation has wavelengths generally smaller than a few tenths of an angstrom (10−10 meter), and gamma-ray photons have energies greater than tens of thousands of electron volts.
What is gamma particle simple definition?
/ˈɡæm.ə ˌpɑː.tɪ.kəl/ a photon (= a unit of light) that is produced in gamma radiation (= a type of radiation with a very short wavelength that passes through most solid objects)
What is a gamma ray and what does it do?
Gamma-rays have the smallest wavelengths and the most energy of any other wave in the electromagnetic spectrum. These waves are generated by radioactive atoms and in nuclear explosions. Gamma-rays can kill living cells, a fact which medicine uses to its advantage, using gamma-rays to kill cancerous cells.
What is gamma ray in a sentence?
The Earth is bombarded by gamma rays all the time, but usually there aren't enough to do any damage to us. A burst of gamma rays from space lasting from a fraction of a second to many minutes. He uses high-resolution solid-state detectors to make precision measurements on the gamma rays emitted by radioactive nuclei.
What is a gamma ray photon?
A gamma ray (g) is a packet of electromagnetic energy (photon) emitted by the nucleus of some radionuclides following radioactive decay. Gamma photons are the most energetic photons in the electromagnetic spectrum.
What is the gamma ray wavelength?
Gamma rays have frequencies greater than about 10^19 cycles per second, or hertz (Hz), and wavelengths of less than 100 picometers (pm), or 4 x 10^9 inches. (A picometer is one-trillionth of a meter.)
What are 3 uses for gamma rays?
Uses of Gamma Rays:
- Sterilize medical equipment.
- Sterilize food (irradiated food)
- Used as tracers in medicine.
- Radio Therapy- In oncology, to kill cancerous cells.
- Gamma-Ray Astronomy.
Where are gamma rays found?
Gamma rays have the smallest wavelengths and the most energy of any wave in the electromagnetic spectrum. They are produced by the hottest and most energetic objects in the universe, such as neutron stars and pulsars, supernova explosions, and regions around black holes.
Where do gamma rays come from?
Right Lines: Gamma radiation originates in the nucleus of atoms and is often produced alongside alpha and beta radiation. When a nucleus emits an alpha or beta particle, the daughter nucleus is usually left in an excited state. It can then move to a lower energy state by emitting a gamma ray.
How gamma ray is produced?
Gamma rays are produced during the disintegration of radioactive atomic nuclei and the decay of certain subatomic particles. Gamma rays are also produced through the process of pair annihilation, in which an electron and its antiparticle, a positron, vanish and two photons are created.
