Positron
31Positron! Records — infobox record label image bg = black founded = 1998 founder = Chris Randall country = USA location = Chicago, Illinois genre = Electronic, Industrial rock url = http://www.positronrecords.com/ Positron! Records is an independent record label… …
32Positron Emission Tomography — Tomographie par émission de positons Pour les articles homonymes, voir TEP. Reconstruction tridimensionnelle de la distribution de glucose marqué au fluor 18 telle que mesurée par tomographie d émission de positons La tomographie …
33positron emission tomography — (PET, positron emission computed tomography, PECT) a technique in nuclear medicine for cross sectional imaging that enables a noninvasive assessment and localization of metabolic activity to be made. Emission of a positron by a radioisotope… …
34positron emission — a form of radioactive decay in which a positron (β+) and neutrino are ejected from the nucleus as a proton is transformed into a neutron. Collision of the positron with an electron causes annihilation of both particles and conversion of… …
35positron emission tomographypositron emission comp — PET; = PECT a technique in nuclear medicine for cross sectional imaging that enables a noninvasive assessment and localization of metabolic activity to be made. Originally used to study activity in the brain, PET is now also used for… …
36positron emission — pozitroninis spinduliavimas statusas T sritis fizika atitikmenys: angl. positron emission; positron radiation vok. Positronenemission, f; Positronenstrahlung, f rus. испускание позитронов, n; позитронное излучение, n pranc. émission des positrons …
37positron radiation — pozitroninis spinduliavimas statusas T sritis fizika atitikmenys: angl. positron emission; positron radiation vok. Positronenemission, f; Positronenstrahlung, f rus. испускание позитронов, n; позитронное излучение, n pranc. émission des positrons …
38positron emission tomography scanner — noun a tomograph that produces cross sectional X rays of metabolic processes in the body • Syn: ↑PET scanner • Hypernyms: ↑tomograph * * * positron emission tomography scanner ● positron …
39positron emission tomography — the process of producing a PET scan. Cf. PET scanner. * * * ▪ imaging technique imaging technique used in diagnosis and biomedical research. It has proved particularly useful for studying brain and heart functions and certain biochemical… …
40positron emission computed tomography — see positron emission tomography …
