Buffer may refer to:
Science
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Buffer gas A buffer gas is an inert or nonflammable gas. In the Earth's atmosphere, nitrogen acts as a buffer gas. A buffer gas adds pressure to a system and controls the speed of combustion with any oxygen present. Any inert gas such as helium, neon, or a ...
, an inert or nonflammable gas
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Buffer solution
A buffer solution (more precisely, pH buffer or hydrogen ion buffer) is an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa. Its pH changes very little when a small amount of strong acid or base is ...
, a solution used to prevent changes in pH
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Buffering agent
A buffer solution (more precisely, pH buffer or hydrogen ion buffer) is an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa. Its pH changes very little when a small amount of strong acid or base is ...
, the weak acid or base in a buffer solution
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Lysis buffer
A lysis buffer is a buffer solution used for the purpose of breaking open cells for use in molecular biology experiments that analyze the labile macromolecules of the cells (e.g. western blot for protein, or for DNA extraction). Most lysis buffers ...
, in cell biology
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Metal ion buffer
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Mineral redox buffer
In geology, a redox buffer is an assemblage of minerals or compounds that constrains oxygen fugacity as a function of temperature. Knowledge of the redox conditions (or equivalently, oxygen fugacities) at which a rock forms and evolves can be im ...
, in geology
Technology and engineering
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Buffer (GIS)
In geographic information systems (GIS) and spatial analysis, buffer analysis is the determination of a zone around a geographic feature containing locations that are within a specified distance of that feature, the buffer zone (or just buffer). A ...
, a HASS zone around a map feature
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Buffer (optical fiber)
In a fiber optic cable, a buffer is one type of component used to encapsulate one or more optical fibers for the purpose of providing such functions as mechanical isolation, protection from physical damage and fiber identification.
The buffer ...
, a GG component of a fiber optic cable
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Buffer (rail transport)
A buffer is a part of the buffers-and-chain coupling system used on the railway systems of many countries, among them most of those in Europe, for attaching railway vehicles to one another.
Description
Fitted at the ends of the vehicle fram ...
, a device that cushions impacts between vehicles
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Buffer amplifier
A buffer amplifier (sometimes simply called a buffer) is one that provides electrical impedance transformation from one circuit to another, with the aim of preventing the signal source from being affected by whatever currents (or voltages, for a cu ...
, an isolating circuit used in electronics or telecommunications
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Buffer stop
A buffer stop, bumper, bumping post, bumper block or stopblock (US), is a device to prevent railway vehicles from going past the end of a physical section of track.
The design of the buffer stop is dependent, in part, on the kind of couplings ...
, a device that keeps rail vehicles on tracks
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Buffer wheel, a device used to smooth a workpiece's surface
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Digital buffer
A digital buffer (or a voltage buffer) is an electronic circuit element used to isolate an input from an output. The buffer's output state mirrors the input state. The buffer's input impedance The input impedance of an electrical network is the m ...
, an electronic circuit used to isolate the input from the output
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Floor buffer
A floor scrubber is a floor cleaning device. It can be a simple tool such as a floor mop or Scrubber (brush), floor brush, or in the form of a walk-behind or a ride-on machine to clean larger areas by injecting water with cleaning solution, scrubb ...
, an appliance used to polish hard floors
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Optical buffer, a device that stores optically transmitted data
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Recoil buffer A recoil buffer is a factory-installed or aftermarket component of firearms which serves to reduce the velocity and/or cushion the impact of recoiling parts of a firearm.
Design
The simplest form of recoil buffer is made from a resilient and deform ...
, a firearm component
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Seismic buffers, protect structures against the effects of earthquakes
Computing
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Buffer (application)
Buffer is a software application for the web and mobile, designed to manage accounts in social networks, by providing the means for a user to schedule posts to Twitter, Facebook, Instagram, Instagram Stories, Pinterest, and LinkedIn, as well as ...
, a software application for managing social network accounts
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Data buffer
In computer science, a data buffer (or just buffer) is a region of a memory used to temporarily store data while it is being moved from one place to another. Typically, the data is stored in a buffer as it is retrieved from an input device (such a ...
, memory used temporarily to store output or input data while it is transferred.
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Framebuffer
A framebuffer (frame buffer, or sometimes framestore) is a portion of random-access memory (RAM) containing a bitmap that drives a video display. It is a memory buffer containing data representing all the pixels in a complete video frame. Mode ...
, a type of data buffer for use in graphical display
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Memory buffer register
A memory buffer register (MBR) or memory data register (MDR) is the register in a computer's CPU that stores the data being transferred to and from the immediate access storage. It contains a copy of the value in the memory location specified by th ...
, the connection between processor and memory
People
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Bruce Buffer
Bruce Anthony Buffer (born May 21, 1957) is an American professional mixed martial arts ring announcer and the official octagon announcer for Ultimate Fighting Championship (UFC) events, introduced on broadcasts as the "Veteran Voice of the Octag ...
(born 1957), American sports announcer for UFC events
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Michael Buffer
Michael Buffer (born November 2, 1944) is an American ring announcer (or " MC") for boxing, professional wrestling, and National Football League matches. He is known for his trademarked catchphrase: "Let's get ready to rumble!"
Early life
Bu ...
(born 1944), American ring announcer for boxing and wrestling events
Other uses
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Buffer (navy)
Buffer is the colloquial title for the senior seaman sailor in a Commonwealth of Nations navy ship. The formal title is chief boatswain's mate.
This person is typically a chief petty officer or petty officer in frigates or destroyers, and in ...
, a colloquial title
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Buffer state
A buffer state is a country geographically lying between two rival or potentially hostile great powers. Its existence can sometimes be thought to prevent conflict between them. A buffer state is sometimes a mutually agreed upon area lying between ...
, a country separating two rival or hostile powers, thought to prevent conflict between them
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Buffer zone, a region separating two areas, possibly to segregate or conjoin them
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Buffering (horse)
Buffering ( foaled November 5, 2007) is a retired Australian Thoroughbred racehorse. A gelding, Buffering is one of the highest-money-earning horses in Australian racing history, having surpassed $7,000,000 in earnings on March 26, 2016, by win ...
, an Australian thoroughbred
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''Buffering'' (TV series), a British TV series
See also
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Buff (disambiguation)
{{Disambiguation, surname