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15. mar. 2024 · Radioactive isotope, any of the species of the same chemical element that have different masses and unstable nuclei that emit radiation.
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Radionuklid (Radionuclide)

En radioaktiv nuklid eller radionuklid er en radioaktiv atomkerne. En radioaktiv isotop eller radioisotop er et atom med en radioaktiv atomkerne. Wikipedia
Radioisotopes are radioactive isotopes of an element. They can also be defined as atoms that contain an unstable combination of neutrons and protons, or ...
Types of Radiation: · For example, technetium-99m, one of the most common medical isotopes used for imaging studies, has a half-life of 6 hours. · The short ...
An isotope that is radioactive is called a radioisotope or radionuclide. ... In this way the surplus neutrons are used to create radioactive isotopes of the ...
In nuclear medicine, radioisotopes are used for diagnosis, treatment, and research. Radioactive chemical tracers emitting gamma rays or positrons can provide ...
5. sep. 2022 · Isotopes are atoms of the same element that differ in neutron level. Some isotopes are unstable (radioactive) and decay, releasing radiation ...
Radioactive Isotopes · Americium-241 (Am-241) · Cesium-137 (Cs-137) · Cobalt-60 (Co-60) · Iodine-131 (I-131) · Iridium-192 (Ir-192) · Plutonium · Polonium 210 ...
While there are 254 stable isotopes, more than 3,000 radioisotopes are known, of which only about 84 are seen in nature. The radiation emitted is energetic and ...
Common Radioactive Isotopes ; Americium-241 (Am-241), Alpha particles; weak gamma radiation, 432.2 years ; Cesium-137 (Cs-137), Beta particles and gamma radiation ...
Video til Radioactive-isotopes
3. jul. 2016 · Learn the basics about radioactive isotopes. The identity and chemical properties of any atom ...
Varighed: 4:30
Delt: 3. jul. 2016