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A sample of gamma ray-emitting material that is used for irradiating or imaging is known as a gamma source. It is also called a radioactive source, isotope source, or radiation source, though these more general terms also apply to alpha and beta-emitting devices.
May 14, 2024 · Gamma rays result from nuclear processes (usually nuclear decay), while X-rays result from interactions outside the atomic nucleus (typically from electrons). Overall, gamma rays have higher energies and shorter wavelengths than x-rays and are more penetrating.
Because of its lower photon energy, visible light can sometimes pass through many kilometers of a substance, while higher frequencies like UV, x ray, and \(\gamma\) rays are absorbed, because they have sufficient photon energy to ionize the material.
Sep 25, 2019 · Gamma rays have the highest energy and shortest wavelength. Then come X-rays, ultraviolet light, visible light, infrared radiation and microwave radiation. Finally, radio waves have the lowest energy and longest wavelength.
There are radio waves, microwaves, infrared light, visible light, ultraviolet light, X-rays and gamma rays, all of which form what is known as the 'electromagnetic spectrum'. The electromagnetic spectrum is subdivided into seven regions according to wavelength.
Overview. The most common form of radiation we are all familiar with is visible light. Light is energy that originates from a source and travels through space at the speed of...light! It has a particular frequency that defines its energy. We can detect this visible radiation with our eyes.
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Nov 14, 2014 · Radio waves, gamma-rays, visible light, and all the other parts of the electromagnetic spectrum are electromagnetic radiation. Electromagnetic radiation can be described in terms of a stream of mass-less particles, called photons, each traveling in a wave-like pattern at the speed of light. Each photon contains a certain amount of energy.
