adiabatic expansion of gas

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• 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

• Adiabatic — Ad i*a*bat ic, a. [Gr. ? not passable; a priv. + ? through + ? to go.] (Physics) Not giving out or receiving heat. {Ad i*a*bat ic*al*ly}, adv. [Webster 1913 Suppl.] Note: The adiabatic expansion of carbon dioxide from a compressed container… …   The Collaborative International Dictionary of English

• Adiabatic line — Adiabatic Ad i*a*bat ic, a. [Gr. ? not passable; a priv. + ? through + ? to go.] (Physics) Not giving out or receiving heat. {Ad i*a*bat ic*al*ly}, adv. [Webster 1913 Suppl.] Note: The adiabatic expansion of carbon dioxide from a compressed… …   The Collaborative International Dictionary of English

• Adiabatic invariant — An adiabatic invariant is a property of a physical system which stays constant when changes are made slowly.In thermodynamics, an adiabatic process is a change that occurs without heat flow and slowly compared to the time to reach equilibrium. In …   Wikipedia

• Adiabatic —   Without loss or gain of heat to a system. An adiabatic change is a change in volume and pressure of a parcel of gas without an exchange of heat between the parcel and its surroundings. In reference to a steam turbine, the adiabatic efficiency… …   Energy terms

• adiabatic — adjective Etymology: Greek adiabatos impassable, from a + diabatos passable, from diabainein to go across, from dia + bainein to go more at come Date: 1859 occurring without loss or gain of heat < adiabatic expansion of a gas > • adiabatically …   New Collegiate Dictionary

• 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 compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… …   Wikipedia

• Adiabatic process — This article covers adiabatic processes in thermodynamics. For adiabatic processes in quantum mechanics, see adiabatic process (quantum mechanics). For atmospheric adiabatic processes, see lapse rate. In thermodynamics, an adiabatic process or an …   Wikipedia

• adiabatic process — ▪ physics       in thermodynamics, change occurring within a system as a result of transfer of energy to or from the system in the form of work only. A rapid expansion or contraction of a gas is very nearly adiabatic. Any process that occurs… …   Universalium

• Thermal expansion — Thermodynamics …   Wikipedia