expansion by compression
21Ciphertext expansion — In cryptography, the term ciphertext expansion refers to the length increase of a message when it is encrypted. Many modern cryptosystems cause some degree of expansion during the encryption process, for instance when the resulting ciphertext… …
22Chest compression — may refer to: The prevention of the expansion of the chest, see Compressive asphyxia A technique used during cardiopulmonary resuscitation or for the treatment of choking This disambiguation page lists articles associated with the same title. If… …
23active compression-decompression resuscitation — a type of cardiopulmonary resuscitation done with a device for closed chest cardiac massage that allows not only compression of the chest but also actively assisted expansion of the chest by means of a suction bellows …
24Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator …
25Otto cycle — See also: Otto engine and Four stroke engine Thermodynamics …
26Steam engine — A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [ [http://www.britannica.com/EBchecked/topic/564472/steam engine steam engine Britannica Online Encyclopedia ] ] Steam engines have a long history,… …
27Heat engine — Thermodynamics …
28Rankine cycle — Thermodynam. the hypothetical cycle of a steam engine in which all heat transfers take place at constant pressure and in which expansion and compression occur adiabatically. Also called Clausius cycle. [1895 1900; named after W. J. M. RANKINE] *… …
29Toyota NZ engine — The Toyota NZ engine family is a straight 4 piston engine series. The 1NZ series uses aluminum engine blocks and DOHC cylinder heads. It also uses SFI fuel injection, and has 4 valves per cylinder with VVT i.1NZ FXEThe 1NZ FXE is the earliest 1.5 …
30Carnot Cycle — An ideal heat engine (conceived by Sadi Carnot) in which the sequence of operations forming the working cycle consists of isothermal expansion, adiabatic expansion, isothermal compression, and adiabatic compression back to its initial state …
