ionization current — noun : an electric current produced in an ionized gas subjected to an electric field … Useful english dictionary
Ionization chamber — An ionization chamber is a device used for two major purposes: detecting particles in air (as in a smoke detector), and for detection or measurement of ionizing radiation. An ionization chamber is an instrument constructed to measure the number… … Wikipedia
current — Synonyms and related words: AC, Brownian movement, DC, Zeitgeist, a la mode, absorption current, accepted, accessible, accidental, accompanying, accustomed, active current, actual, ado, advance, advised, affirmed, affluence, afflux, affluxion,… … Moby Thesaurus
Gas chromatography-mass spectrometry — (GC MS) is a method that combines the features of gas liquid chromatography and mass spectrometry to identify different substances within a test sample. Applications of GC MS include drug detection, fire investigation, environmental analysis,… … Wikipedia
ionization chamber — n. any of various devices, as a closed vessel containing a suitable gas, for determining the intensity of X rays or the disintegration rate of a radioactive material, by measuring the current flow between oppositely charged electrodes in the gas … English World dictionary
Gas-filled tube — See also: Gas discharge lamp A gas filled tube, also known as a discharge tube, is an arrangement of electrodes in a gas within an insulating, temperature resistant envelope. Although the envelope is typically glass, power tubes often use… … Wikipedia
ionization — i·on·i·za·tion (ī ə nĭ zāʹshən) n. 1. The formation of or separation into ions by heat, electrical discharge, radiation, or chemical reaction. 2. The state of being ionized. * * * Process by which electrically neutral atoms or molecules are… … Universalium
ionization chamber — Physics. an apparatus for detecting and analyzing ionizing radiation, consisting of a vessel filled with a gas at normal or lower than normal pressure and fitted with two electrodes such that the current between the electrodes is a function of… … Universalium
Gas tungsten arc welding — TIG welding of a bronze sculpture Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG … Wikipedia
Gas chromatography ion detector — Many GC detectors are ion detectors with varying methods of ionizing the components eluting from the GC s column.Principle of OperationAn ion detector is analogous to a capacitor or vacuum tube. It can be envisioned as two metal grids separated… … Wikipedia
Gas metal arc welding — RMD redirects here. RMD may also refer to IRA Required Minimum Distributions. Gas metal arc welding … Wikipedia