gas-dynamic

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• Gas-dynamic — A gas dynamic control system is one where the path of an object in flight is controlled by either the generation or redirection of gas flow out of an orifice rather than with the traditional movable control surfaces. There are two major types of… …   Wikipedia

• Gas dynamic laser — (GDL) is laser based on differences in relaxation velocities of molecular vibrational states.The laser medium gas has such properties that an energetically lower vibrational state relaxes faster than a higher vibrational state,thus a population… …   Wikipedia

• Gas dynamic cold spray — is a coating deposition method developed in the mid 1980s in the Soviet Union in The Institute of Theoretical and Applied Mechanics by Papyrin and his team. The solid powders (1 to 50 micrometers in diameter) are accelerated in supersonic gas… …   Wikipedia

• Gas macrojamming — is a natural phenomenon that consists in gas macrovolumes remaining outside the water displacement front. It can be observed in the process of formation waters inflow into the gas deposit. Gas macrovolumes jamming is due to heterogeneity of the… …   Glossary of Oil and Gas

• Gas laser — A gas laser is a laser in which an electric current is discharged through a gas to produce light. The first gas laser, the Helium neon, was co invented by Iranian physicist Ali Javan and American physicist William R. Bennett, Jr. in 1960.… …   Wikipedia

• Dynamic demand (electric power) — Dynamic Demand is the name of a semi passive technology for adjusting load demands on an electrical power grid. (It is also the name of an independent not for profit organization in the UK supported by a charitable grant from the Esmée Fairbairn… …   Wikipedia

• Gas chromatography — A gas chromatograph with a headspace sampler Acronym GLC, GC Classification chromatography Analytes organic inorganic …   Wikipedia

• Dynamic vapor sorption — (DVS) is a gravimetric technique that measures how quickly and how much of a solvent is absorbed by a sample: such as a dry powder absorbing water. It does this by varying the vapor concentration surrounding the sample and measuring the change in …   Wikipedia

• Dynamic pressure — In incompressible fluid dynamics dynamic pressure (indicated with q, or Q, and sometimes called velocity pressure) is the quantity defined by:[1] where (using SI units): = dynamic pressure in pascals …   Wikipedia

• Dynamic equilibrium — For the economic concept, see Dynamic equilibrium (economics) A dynamic equilibrium exists once a reversible reaction ceases to change its ratio of reactants/products, but substances move between the chemicals at an equal rate, meaning there is… …   Wikipedia

• Gas — This article is about the physical properties of gas as a state of matter. For the uses of gases, and other meanings, see Gas (disambiguation). Ga …   Wikipedia