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field-emission device

См. также в других словарях:

  • Field Emission Electric Propulsion — (FEEP) is an advanced electrostatic propulsion concept, a form of ion thruster, that uses liquid metal (usually either caesium or indium) as a propellant. A FEEP device consists of an emitter and an accelerator electrode. A potential difference… …   Wikipedia

  • Field emission display — A field emission display (FED) is a display technology that incorporates flat panel display technology that uses large area field electron emission sources to provide electrons that strike colored phosphor to produce a color image as a electronic …   Wikipedia

  • field-emission microscope — noun electron microscope used to observe the surface structure of a solid • Hypernyms: ↑electron microscope * * * /feeld i mish euhn/ a device in which electrons liberated by field emission are accelerated toward a fluorescent screen to form a… …   Useful english dictionary

  • field-emission microscope — /feeld i mish euhn/ a device in which electrons liberated by field emission are accelerated toward a fluorescent screen to form a magnified image of the emitting surface. Cf. field ion microscope. [1950 55] * * * …   Universalium

  • Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …   Wikipedia

  • Field Emitter Array — A vacuum electronics device, made of a substrate on which small Spindt tips are microfabricated. Upon receiving a voltage, the tips emit electrons by field emission, functioning like a cold cathode.Spindt, Shoulders and Heynick filed a U.S.… …   Wikipedia

  • field-ion microscope — /feeld uy euhn, uy on/ a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen. Cf.… …   Useful english dictionary

  • field-ion microscope — /feeld uy euhn, uy on/ a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen. Cf.… …   Universalium

  • Emission Aware Programming — Emission Sources= Emission considerations require the evaluation of many details such as the clock frequencies and switching rates which are related to the oscillator. Rise/fall times and signal harmonics are related to the output driver. The… …   Wikipedia

  • Thermionic emission — Closeup of the filament on a low pressure mercury gas discharge lamp showing white thermionic emission mix coating on the central portion of the coil. Typically made of a mixture of barium, strontium and calcium oxides, the coating is sputtered… …   Wikipedia

  • Electromagnetic near-field scanner — could be defined as a measurement system to determine a spatial distribution of an electrical quantity provided by a single or multiple field probes acquired in the near field region of a device under test possibly accompanied by the associated… …   Wikipedia

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