Vacuum (political): Vacuum (political) : A situation in which no power is dominant, and the power balance is in flux. (Political) [100%] 2023-08-13
Vacuum (quantum electrodynamic): The term quantum electrodynamic vacuum, or QED vacuum, refers to the ground state of the electromagnetic field, which is subject to fluctuations about a dormant zero average-field condition: Here is a description of the quantum vacuum: “The quantum theory ... (Quantum electrodynamic) [100%] 2023-07-04
Vacuum: A vacuum is a space devoid of matter. The word is derived from the Latin adjective vacuus for "vacant" or "void". (Space that is empty of matter) [100%] 2021-12-23 [Vacuum] [Physical phenomena]...
Vacuum: A vacuum (Latin: empty space, emptiness) is a region in space devoid of all types of matter, such as atoms and molecules. Such a region does not transmit sound waves or conduct heat, although heat can travel through it via ... [100%] 2023-03-11 [Science] [Physics]...
Vacuum: Script error: No such module "hatnote group". A vacuum is a space devoid of matter. (Physics) [100%] 2023-05-08 [Vacuum] [Physical phenomena]...
Vacuum (classical): The term classical vacuum is used in classical electromagnetism where it refers to an ideal reference medium, devoid of all particles, with ideal properties. These ideal properties are independent of field strength, direction, frequency, or polarization, and from temperature. (Classical) [100%] 2023-06-19
Vacuum: A vacuum is a volume of space that is essentially empty of matter, so that gaseous pressure is much less than standard atmospheric pressure. The root of the word vacuum is the Latin adjective vacuus which means "empty," but space ... [100%] 2023-02-03
Vacuum (partial): Partial vacuum refers to a realizable but non-ideal, or imperfect, vacuum. The partial pressure of a gas in a mixture of gases is the portion of the total gas pressure contributed by that gas. (Partial) [100%] 2023-06-12
Vacuum: Vacuum — шведская синтипоп-группа, в настоящее время состоящая из Маттиаса Линдблума и Андерса Вольбека. Они познакомились в 1996 году, тогда же группа записала свой первый альбом. [100%] 2024-04-23
Vacuum (band): Vacuum is a Swedish pop band consisting of Mattias Lindblom and Anders Wollbeck. They also work as song writers and producers under the same name. (Band) [100%] 2025-03-08 [Musical groups established in 1996] [Swedish synthpop groups]...
System of systems: System of systems is a collection of task-oriented or dedicated systems that pool their resources and capabilities together to create a new, more complex system which offers more functionality and performance than simply the sum of the constituent systems ... [74%] 2023-11-11 [Systems engineering] [Systems theory]...
System of systems: System of systems is a collection of task-oriented or dedicated systems that pool their resources and capabilities together to create a new, more complex system which offers more functionality and performance than simply the sum of the constituent systems ... [74%] 2024-01-03 [Systems engineering] [Systems theory]...
System of systems: System of systems is a collection of task-oriented or dedicated systems that pool their resources and capabilities together to create a new, more complex system which offers more functionality and performance than simply the sum of the constituent systems ... [74%] 2024-03-06 [Systems engineering] [Systems theory]...
Vacuum chamber: A vacuum chamber is a rigid enclosure from which air and other gases are removed by a vacuum pump. This results in a low-pressure environment within the chamber, commonly referred to as a vacuum. (Engineering) [70%] 2023-01-14 [Vacuum systems] [Laboratory equipment]...
Vacuum airship: A vacuum airship, also known as a vacuum balloon, is a hypothetical airship that is evacuated rather than filled with a lighter-than-air gas such as hydrogen or helium. First proposed by Italian Jesuit priest Francesco Lana de Terzi ... (Physics) [70%] 2023-11-04 [Airship configurations] [Airship technology]...
Vacuum flask: A vacuum flask (also known as a Dewar flask, Dewar bottle or thermos) is an insulating storage vessel that greatly lengthens the time over which its contents remain hotter or cooler than the flask's surroundings. Invented by Sir James ... (Physics) [70%] 2023-11-14 [Vacuum flasks] [Cryogenics]...
Vacuum blasting: Vacuum blasting is an abrasive blasting method, also referred to as dustless blasting or closed loop abrasive blasting. The method is characterized by a blast tool that does abrasive blasting and collects both used blast media, and loosened particles from ... (Engineering) [70%] 2023-09-11 [Abrasive blasting]
Polarizable vacuum: In theoretical physics, particularly fringe physics, polarizable vacuum (PV) and its associated theory refers to proposals by Harold Puthoff, Robert H. Dicke, and others to develop an analogue of general relativity to describe gravity and its relationship to electromagnetism. (Physics) [70%] 2022-03-13 [Theories of gravitation] [Fringe physics]...
Vacuum metallurgy: Vacuum metallurgy is the field of materials technology that deals with making, shaping, or treating metals in a controlled atmosphere, at pressures significantly less than normal atmospheric pressure. The purpose of vacuum metallurgy is to prevent contamination of metal by ... (Engineering) [70%] 2024-01-09 [Metallurgy]
Vacuum brake: The vacuum brake is a braking system employed on trains and introduced in the mid-1860s. A variant, the automatic vacuum brake system, became almost universal in British train equipment and in countries influenced by British practice. (Engineering) [70%] 2022-10-16 [Railway brakes]
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