- Pirani vacuum gauge
- вакуумметр Пирани
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Pirani — may refer to:* Pirani Gauge * Marcello Pirani (1880–1968) the German physicist and inventor of the Pirani vacuum gauge * Frederick Pirani (1859 1926) the New Zealand politician … Wikipedia
Marcello Pirani — Marcello Stefano Pirani (July 1, 1880 – January 11, 1968) was a German physicist known for his invention of the Pirani vacuum gauge, a vacuum gauge based on the principle of heat loss measurement. Throughout his career, he worked on advancing… … Wikipedia
vacuum technology — Introduction all processes and physical measurements carried out under conditions of below normal atmospheric pressure. A process or physical measurement is generally performed in a vacuum for one of the following reasons: (1) to remove the … Universalium
Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… … Wikipedia
Pirani gauge — The Pirani gauge is a robust thermal conductivity gauge used for the measurement of the pressures in vacuum systems. It was invented in 1906 by Marcello Pirani. ConstructionThe Pirani gauge consists of a metal filament (usually platinum)… … Wikipedia
Pirani gauge — noun a device used to measure vacuum by measuring changes in the temperature related resistance of a filament … Wiktionary
McLeod gauge — A glass McLeod gauge, drained of mercury A McLeod gauge is a scientific instrument used to measure very low pressures, down to 10 6 Torr. It was invented in 1874 by Herbert McLeod (1841–1923).[1] McLeod gauges were once commonly found attached to … Wikipedia
Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… … Wikipedia
Pressure sensor — Digital air pressure sensor Compact digital barometric pressure sensor A pressure sensor measure … Wikipedia
Contributors to general relativity — General relativity Introduction Mathematical formulation Resources Fundamental concepts … Wikipedia