Expansion may refer to:
Arts, entertainment and media
* ''
L'Expansion
''L'Expansion'' was a French former monthly business magazine based in Paris, France, which existed between 1967 and 2017.
History and profile
''L'Expansion'' was founded by Jean-Louis Servan-Schreiber and Jean Boissonnat in 1967. In 1994 the m ...
'', a French monthly business magazine
*
''Expansion'' (album), by American jazz pianist Dave Burrell, released in 2004
*
''Expansions'' (McCoy Tyner album), 1970
*
''Expansions'' (Lonnie Liston Smith album), 1975
*
''Expansión'' (Mexico), a Mexican news portal linked to CNN
*
Expansion (sculpture)
''Expansion'' is a contemporary art mixed media sculpture (bronze and electricity) by Paige Bradley, first exhibited in 2004. It is a depiction of a nude woman in a meditative state with light emanating from cracks in the body.
History
Bradley ...
(2004) Bronze sculpture illuminated from within
*
''Expansión'' (Spanish newspaper), a Spanish economic daily newspaper published in Spain
*
Expansion pack in gaming, extra content for games, often simply "expansion"
Science, technology, and mathematics
*
Expansion (geometry)
In geometry, expansion is a polytope operation where facets are separated and moved radially apart, and new facets are formed at separated elements ( vertices, edges, etc.). Equivalently this operation can be imagined by keeping facets in the ...
, stretching of geometric objects with flat sides
*
Expansion (model theory)
In universal algebra and in model theory, a reduct of an algebraic structure is obtained by omitting some of the operations and relations of that structure. The opposite of "reduct" is "expansion."
Definition
Let ''A'' be an algebraic struc ...
, in mathematical logic, a mutual converse of a reduct
*
Expansion card, in computing, a printed circuit board that can be inserted into an expansion slot
*
Expansion chamber
On a two-stroke engine, an expansion chamber or tuned pipe is a tuned exhaust system used to enhance its power output by improving its volumetric efficiency.
History
Expansion chambers were invented and successfully manufactured by Limbach, a ...
, on a two-stroke engine, a tuned exhaust system that enhances power output
*
Expansion joint
An expansion joint, or movement joint, is an assembly designed to hold parts together while safely absorbing temperature-induced expansion and contraction of building materials, and vibration, or to allow movement due to ground settlement or seis ...
, an assembly that absorbs heat-induced expansion and contraction of construction materials
*
Joule–Thomson effect
In thermodynamics, the Joule–Thomson effect (also known as the Joule–Kelvin effect or Kelvin–Joule effect) describes the temperature change of a ''real'' gas or liquid (as differentiated from an ideal gas) when it is forced through a valv ...
or Joule–Thomson expansion, the decrease in temperature of a gas when it expands
*
Thermal expansion
Thermal expansion is the tendency of matter to change its shape, area, volume, and density in response to a change in temperature, usually not including phase transitions.
Temperature is a monotonic function of the average molecular kinetic ...
, the tendency of matter to change in shape, area, and volume in response to a change in temperature
*
Expansion of the universe
The expansion of the universe is the increase in distance between any two given gravitationally unbound parts of the observable universe with time. It is an intrinsic expansion whereby the scale of space itself changes. The universe does not exp ...
, the increase of the distance between two distant parts of the universe with time
Economics
*
Expansion (economics)
An economic expansion is an increase in the level of economic activity, and of the goods and services available. It is a period of economic growth as measured by a rise in real GDP. The explanation of fluctuations in aggregate economic activity ...
, an increase in the market value of an economy over time
Sport
*
Expansion team
An expansion team is a new team in a sports league, usually from a city that has not hosted a team in that league before, formed with the intention of satisfying the demand for a local team from a population in a new area. Sporting leagues also ...
, a new team in a sports league
Other uses
* MV ''Expansion'', a former name of American cargo liner
See also
*
*
*
Expansion chamber (disambiguation) An expansion chamber is an exhaust system used on a two-stroke cycle engine to enhance its power output by improving its volumetric efficiency.
Expansion chamber may also refer to:
* A large-scale expansion tank such as used in a pumping station ...
*
Elasticity (disambiguation)
Elasticity often refers to:
*Elasticity (physics), continuum mechanics of bodies that deform reversibly under stress
Elasticity may also refer to:
Information technology
* Elasticity (data store), the flexibility of the data model and the c ...
*
Expansionism
Expansionism refers to states obtaining greater territory through military empire-building or colonialism.
In the classical age of conquest moral justification for territorial expansion at the direct expense of another established polity (who of ...
, a policy of enlarging territory or economic influence
*
Stretching
{{disambiguation
es:Expansión