vapor diffusion
1Vapor barrier — 6 mil Polyethylene plastic sheet as vapor barrier between insulation and gypsum board …
2Diffusion flame — In a diffusion flame, combustion takes place at the flame surface only, where the fuel meets oxygen in the right concentration the interior of the flame contains unburnt fuel. This is opposite to combustion in a premixed flame. The fire breather… …
3Diffusion pump — Six inch oil diffusion pump. Diffusion pumps use a high speed jet of vapor to direct gas molecules in the pump throat down into the bottom of the pump and out the exhaust. Presented in 1915 by Wolfgang Gaede[1] and using mercury vapor, they were… …
4vapor-phase diffusion — garafazė difuzija statusas T sritis radioelektronika atitikmenys: angl. vapor phase diffusion vok. Dampfphasendiffusion, f rus. диффузия из паровой фазы, f pranc. diffusion en phase vapeur, f …
5diffusion — /di fyooh zheuhn/, n. 1. act of diffusing; state of being diffused. 2. prolixity of speech or writing; discursiveness. 3. Physics. a. Also called migration. an intermingling of molecules, ions, etc., resulting from random thermal agitation, as in …
6diffusion en phase vapeur — garafazė difuzija statusas T sritis radioelektronika atitikmenys: angl. vapor phase diffusion vok. Dampfphasendiffusion, f rus. диффузия из паровой фазы, f pranc. diffusion en phase vapeur, f …
7diffusion pump — noun vacuum pump used to obtain a high vacuum • Syn: ↑condensation pump • Hypernyms: ↑air pump, ↑vacuum pump * * * noun : a vacuum pump for producing extremely high vacuums by diffusing gas into a jet of vapor of mercury or some heavy oil by… …
8Diffusion — The movement of individual molecules through a material; permeation of water vapor through a material …
9diffusion — dif•fu•sion [[t]dɪˈfyu ʒən[/t]] n. 1) the act of diffusing or the state of being diffused 2) prolixity of speech or writing 3) phs a) an intermingling of particles resulting from random thermal agitation, as in the dispersion of a vapor in air b) …
10Moisture vapor transmission rate — (MVTR), also water vapor transmission rate (WVTR), is a measure of the passage of water vapor through a substance. There are many industries where moisture control is critical. Moisture sensitive foods and pharmeceuticals are put in packaging… …
