Gamma radiation basing on characteristics of radiation, energy levels and penetration ability and examples of sources emitting gamma rays?
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Feb 17
Gamma radiation is a type of electromagnetic radiation that has the highest energy levels and the shortest wavelengths in the electromagnetic spectrum. It is produced by the decay of atomic nuclei and is highly penetrating, able to pass through most materials, including human tissue.
Some characteristics of gamma radiation include:
1. High energy levels: Gamma rays have the highest energy levels of all types of electromagnetic radiation, ranging from hundreds of keV to several MeV.
2. Penetration ability: Gamma rays are highly penetrating and can travel long distances through air and other materials. They can easily pass through the human body, making them potentially harmful to living organisms.
Examples of sources emitting gamma rays include:
1. Nuclear reactions: Gamma rays are produced during nuclear reactions, such as those that occur in nuclear power plants or during the decay of radioactive isotopes.
2. Cosmic sources: Gamma rays are also produced in outer space by cosmic sources, such as supernovae, pulsars, and black holes.
3. Medical applications: Gamma rays are used in medical imaging techniques, such as gamma cameras and PET scans, to diagnose and treat various medical conditions.
4. Industrial applications: Gamma rays are used in industrial applications, such as radiography and sterilization, to inspect materials and products for defects and to kill bacteria and other microorganisms.
Overall, gamma radiation is a powerful form of electromagnetic radiation with high energy levels and penetrating ability, making it both useful and potentially harmful in various applications.