tracer gaging — Determining stream discharge by inserting a known quantity of dye and measuring its concentration after mixing [25]. Consists of either the tracer dilution method or the tracervelocity method (salt velocity method). Synonym: dye gaging … Lexicon of Cave and Karst Terminology
isotopic tracer — ▪ chemistry any radioactive atom detectable in a material in a chemical, biological, or physical system and used to mark that material for study, to observe its progress through the system, or to determine its distribution. An isotopic… … Universalium
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
Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name … Wikipedia
gas meter — an apparatus for measuring and recording the amount of gas produced or consumed, esp. such an apparatus metering the amount of household gas piped into a dwelling. [1805 15] * * * ▪ measurement device device for measuring the quantity or… … Universalium
mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph … Universalium
Nuclear medicine — Intervention ICD 10 PCS C ICD 9: 92 … Wikipedia
Binding potential — In pharmacokinetics and receptor ligand kinetics the binding potential (BP) is a combined measure of the density of available neuroreceptors and the affinity of a drug to that neuroreceptor. Description Consider a ligand receptor binding system.… … Wikipedia
Tank — For other uses, see Tank (disambiguation). Tank A former British Arm … Wikipedia
Mercury Sable — Manufacturer Ford Motor Company Production December 1985–April 29, 2005 June 2007–May 21, 2009 Predecessor Mercury Marquis … Wikipedia
Sediment Profile Imagery — (SPI) is an underwater technique for photographing the interface between the seabed and the overlying water. The technique is used to measure or estimate biological, chemical, and physical processes occurring in the first few centimetres of… … Wikipedia