positron emitter

См. также в других словарях:

• Positron emission tomography — (PET) is a nuclear medicine imaging technique which produces a three dimensional image or map of functional processes in the body. The system detects pairs of gamma rays emitted indirectly by a positron emitting radionuclide (tracer), which is… …   Wikipedia

• cobalt-58 — Positron emitter with half life of 70.88 days …   Medical dictionary

• Copper-64 — 64Cu ATSM – copper (II) (diacetyl bis (N4 methylthiosemicarbazone)) – is being studied as a possible cancer therapy. Copper 64 is a radioactive nuclide of copper which has unique decay properties making it useful in nuclear medicine for both… …   Wikipedia

• Medicine — This article is about the science and art of healing. For pharmaceutical drugs, see Medication. For other uses, see Medicine (disambiguation). Statue of Asclepius, the Greek god of medicine, holding the symbolic Rod of Asclepius with its coiled… …   Wikipedia

• Arsenic — (pronEng|ˈɑrsənɪk) is a chemical element that has the symbol As and atomic number of 33. Arsenic was first documented by Albertus Magnus in 1250cite book |last=Emsley |first=John |title=Nature s Building Blocks: An A Z Guide to the Elements |year …   Wikipedia

• copper-64 — Beta and positron emitter with a half life of 12.82 hr. Used in the study of Wilson disease and in brain scans for tumors …   Medical dictionary

• gallium-68 — A positron emitter with a radioactive half life of 1.130 h …   Medical dictionary

• iron-52 — A radioactive iron isotope; a cyclotron produced positron emitter with a half life of 8.28 h, used to study iron metabolism …   Medical dictionary

• iron-55 — An iron isotope; a positron emitter with a half life of 2.73 years; used (less often than 59Fe) as a tracer in study of iron metabolism and in blood perfusion studies …   Medical dictionary

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …   Universalium