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Thermionic converter information


A thermionic converter consists of a hot electrode which thermionically emits electrons over a potential energy barrier to a cooler electrode, producing a useful electric power output. Caesium vapor is used to optimize the electrode work functions and provide an ion supply (by surface ionization or electron impact ionization in a plasma) to neutralize the electron space charge.

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Thermionic converter

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A thermionic converter consists of a hot electrode which thermionically emits electrons over a potential energy barrier to a cooler electrode, producing...

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Thermionic emission

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electricity generation (such as thermionic converters and electrodynamic tethers) or cooling. Thermionic vacuum tubes emit electrons from a hot cathode...

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Atomic battery

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betavoltaic devices can reach 6–8% efficiency. A thermionic converter consists of a hot electrode, which thermionically emits electrons over a space-charge barrier...

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Schottky effect

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low-temperature converter’s efficiency. Kiziroglou, M. E.; Li, X.; Zhukov, A. A.; De Groot, P. A. J.; De Groot, C. H. (2008). "Thermionic field emission...

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TOPAZ nuclear reactor

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hydrogen and highly enriched fuel and produces electricity using a thermionic converter. In initial discussions, it was unclear that TOPAZ and the somewhat...

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Vacuum tube

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difference has been applied. The type known as a thermionic tube or thermionic valve utilizes thermionic emission of electrons from a hot cathode for fundamental...

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List of nuclear power systems in space

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fission of highly enriched 235 U and convert it to electricity using a thermionic converter) Systems never launched are not included here, see Nuclear power...

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Radioisotope thermoelectric generator

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heater unitPages displaying short descriptions of redirect targets Thermionic converter – Power generation device "NIHF Inductee Kenneth C. Jordan". Retrieved...

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Kosmos 954

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the Earth every 89.5 minutes. Powered by a liquid sodium–potassium thermionic converter driven by a BES-5 nuclear reactor containing around 50 kg of highly-enriched...

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Thermoelectric generator

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Telkes Stirling engine Thermal power station Thermoelectric battery Thermionic converter Thermoelectric cooling or Peltier cooler Thermoelectric effect Thermoelectric...

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Ocean disposal of radioactive waste

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named Kosmos 954 failed. It was powered by a liquid sodium–potassium thermionic converter driven by a nuclear reactor containing around 50 kilograms (110 lb)...

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Diode

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materials such as gallium arsenide and germanium are also used. The obsolete thermionic diode is a vacuum tube with two electrodes, a heated cathode and a plate...

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Nuclear fuel

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electricity. These designs include thermionic converter, thermophotovoltaic cells, alkali-metal thermal to electric converter, and the most common design, the...

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Rectifier

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Before the development of silicon semiconductor rectifiers, vacuum tube thermionic diodes and copper oxide- or selenium-based metal rectifier stacks were...

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Thermoelectric materials

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thermal energy generation. Batteryless radio Pyroelectric effect Thermionic converter Goldsmid, H. Julian (2016). Introduction to Thermoelectricity. Springer...

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Timeline of heat engine technology

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– the first demonstration of a practical arc-mode caesium vapor thermionic converter by V. Wilson. Electrons from a hot cathode act as a working fluid...

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Radioisotope piezoelectric generator

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hours) self-reciprocating actuators. Atomic battery Betavoltaics Thermionic converter Optoelectric nuclear battery Bill Steele (October 16, 2002). "Tiny...

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Rydberg matter

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the surface. Using caesium atoms, graphite-covered surfaces and thermionic converters as containment, the work function of the surface has been measured...

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Fleming valve

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The Fleming valve, also called the Fleming oscillation valve, was a thermionic valve or vacuum tube invented in 1904 by English physicist John Ambrose...

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Nuclear power in space

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thermoelectric converters between 1967 and 1988.[citation needed] In the 1960s and 1970s, the Soviet Union developed TOPAZ reactors, which utilize thermionic converters...

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Power electronics

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DC (rectifier) DC to AC (inverter) DC to DC (DC-to-DC converter) AC to AC (AC-to-AC converter) Power electronics started with the development of the...

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RMA tube designation

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assigned) V-- Flash tubes W-- Travelling wave tube X-- X-ray tube Y-- Thermionic converter The last 2 digits were serially assigned, beginning with 21 to avoid...

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Kosmos 1818

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and highly enriched uranium fuel. It produced electricity using a thermionic converter. It had a Plazma-2 SPT electric engine. Its mission was to search...

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Schmitt trigger

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graduate student, later described in his doctoral dissertation (1937) as a thermionic trigger. It was a direct result of Schmitt's study of the neural impulse...

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Kosmos 1867

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and highly enriched fuel. The reactor produced electricity using a thermionic converter. The satellite used a Plazma-2 SPT Hall-effect thruster for propulsion...

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List of plasma physics articles

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physics or electrodynamics Thermal barrier coating Thermalisation Thermionic converter Thermodynamic temperature Thomson scattering Thunder Tokamak Tokamak...

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Gregory Pikus

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Martsinovskiy, B. Ya. Moyzhes, G. E. Pikus, E. B. Sonin, and V. G. Yur’yev, Thermionic converters and low-temperature plasma, US Department of Energy (1978)....

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