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Oct 26, 2020 · Energy emitted from a source is generally referred to as radiation. Examples include heat or light from the sun, microwaves from an oven, X rays from an X-ray tube and gamma rays from radioactive elements. Ionizing radiation can remove electrons from the atoms, i.e. it can ionize atoms.
- Radiation and Health
We work to strengthen radiation protection of the public,...
- Ionizing radiation and health effects
Ionizing radiation is a type of energy released by atoms...
- Radiation and Health
May 14, 2024 · Alpha, beta, and gamma radiation are all forms of ionizing radiation. They each have sufficient energy to break chemical bonds. However, gamma rays differ significantly from alpha and beta radiation. Alpha particles (α) are helium nuclei, consisting of two protons and two neutrons.
Gamma rays, X-rays, and the higher energy ultraviolet part of the electromagnetic spectrum are ionizing radiation, whereas the lower energy ultraviolet, visible light, nearly all types of laser light, infrared, microwaves, and radio waves are non-ionizing radiation.
Gamma rays are ionizing radiation and are thus hazardous to life. They can cause DNA mutations, cancer and tumors, and at high doses burns and radiation sickness. Due to their high penetration power, they can damage bone marrow and internal organs.
Jul 27, 2023 · Ionizing radiation is a type of energy released by atoms that travels in the form of electromagnetic waves (gamma or X-rays) or particles (neutrons, beta or alpha). The spontaneous disintegration of atoms is called radioactivity, and the excess energy emitted is a form of ionizing radiation.
Nov 3, 2024 · As a deeply penetrating ionizing radiation, gamma rays cause significant biochemical changes in living cells (see radiation injury). Radiation therapies make use of this property to selectively destroy cancerous cells in small localized tumours.
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Sep 25, 2019 · High-energy gamma rays are on the far left and low-energy radio waves are on the far right (Let's Talk Science using an image by Inductiveload [CC BY-SA 3.0] via Wikimedia Commons). Frequency and wavelength are used to describe EMR. Frequency refers to the number of waves per second.
