constant-volume sampling — An exhaust emissions measuring technique in which the exhaust gases produced by a vehicle s engine are collected as it is driven through a test sequence of accelerations, decelerations, and cruise modes on a chassis dynamometer. A quantity of air … Dictionary of automotive terms
sample preparation — ▪ chemistry Introduction in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special … Universalium
Volume of distribution — The volume of distribution (VD) , also known as apparent volume of distribution, is a pharmacological term used to quantify the distribution of a medication between plasma and the rest of the body after oral or parenteral dosing. It is defined as … Wikipedia
Molar volume — The molar volume, symbol Vm,[1] is the volume occupied by one mole of a substance (chemical element or chemical compound) at a given temperature and pressure. It is equal to the molar mass (M) divided by the mass density (ρ). It has the SI unit… … Wikipedia
E (mathematical constant) — The mathematical constant e is the unique real number such that the function e x has the same value as the slope of the tangent line, for all values of x . [Keisler, H.J. [http://www.vias.org/calculus/08 exp log functions 03 01.html Derivatives… … Wikipedia
WC-135 Constant Phoenix — Infobox Aircraft name = WC 135 Constant Phoenix type = Observation Support/Support Open Skies Treaty manufacturer = Boeing Military Airplanes Division caption = A WC 135 Constant Phoenix approaching a tanker designer = first flight = introduced … Wikipedia
Measuring instrument — Captain Nemo and Professor Aronnax contemplating measuring instruments in Twenty Thousand Leagues Under the Sea … Wikipedia
Heat capacity — Thermodynamics … Wikipedia
Calorimeter — This article is about heat measuring devices. For particle detectors, see Calorimeter (particle physics). The world’s first ice calorimeter, used in the winter of 1782 83, by Antoine Lavoisier and Pierre Simon Laplace, to determine the heat… … Wikipedia
Thermodynamics — Annotated color version of the original 1824 Carnot heat engine showing the hot body (boiler), working body (system, steam), and cold body (water), the letters labeled according to the stopping points in Carnot cycle … Wikipedia
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