The positron or antielectron is the particle with an electric charge of +1e, a spin of 1/2 (the same as the electron), and the same mass as an electron...
35 KB (3,805 words) - 22:52, 1 October 2024
Positron emission tomography (PET) is a functional imaging technique that uses radioactive substances known as radiotracers to visualize and measure changes...
73 KB (8,763 words) - 14:26, 28 August 2024
neutron while releasing a positron and an electron neutrino (νe). Positron emission is mediated by the weak force. The positron is a type of beta particle...
9 KB (1,138 words) - 15:26, 15 August 2024
Look up Positron, positron, positrón, or pósitron in Wiktionary, the free dictionary. A positron is an elementary particle of antimatter. Positron may also...
735 bytes (120 words) - 06:51, 29 July 2024
Positron Corporation is an American nuclear medicine healthcare company specializing in cardiac Positron Emission Tomography (PET) imaging. Positron is...
8 KB (663 words) - 14:08, 24 May 2022
Electron–positron annihilation occurs when an electron ( e− ) and a positron ( e+ , the electron's antiparticle) collide. At low energies, the result...
7 KB (823 words) - 08:01, 13 September 2024
Pair production (redirect from Electron-positron pair production)
positron, a muon and an antimuon, or a proton and an antiproton. Pair production often refers specifically to a photon creating an electron–positron pair...
11 KB (1,390 words) - 00:44, 23 September 2024
Antimatter (section Positrons)
component of widely available applications related to beta decay, such as positron emission tomography, radiation therapy, and industrial imaging. In theory...
78 KB (8,023 words) - 16:30, 15 October 2024
Beta particle (section β+ decay (positron emission))
or beta radiation (symbol β), is a high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus, known as beta decay...
14 KB (1,522 words) - 15:16, 13 September 2024
Beta decay (section Helicity (polarization) of neutrinos, electrons and positrons emitted in beta decay)
which an atomic nucleus emits a beta particle (fast energetic electron or positron), transforming into an isobar of that nuclide. For example, beta decay...
58 KB (6,986 words) - 22:17, 4 October 2024