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Source: The Open Library

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1Vysokoėffektivnyĭ ėmitter ėlektronov na osnove geksaborida lantana

“Vysokoėffektivnyĭ ėmitter ėlektronov na osnove geksaborida lantana” Metadata:

  • Title: ➤  Vysokoėffektivnyĭ ėmitter ėlektronov na osnove geksaborida lantana
  • Language: rus
  • Number of Pages: Median: 151
  • Publisher: Ėnergoatomizdat
  • Publish Date:
  • Publish Location: Moskva

“Vysokoėffektivnyĭ ėmitter ėlektronov na osnove geksaborida lantana” Subjects and Themes:

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Access and General Info:

  • First Year Published: 1987
  • Is Full Text Available: No
  • Is The Book Public: No
  • Access Status: No_ebook

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Lanthanum hexaboride

Lanthanum hexaboride (LaB6, also called lanthanum boride and LaB) is an inorganic chemical, a boride of lanthanum. It is a refractory ceramic material

Transmission electron microscopy

emission source or cathode, which may be a tungsten filament, a lanthanum hexaboride (LaB6) single crystal or a field emission gun. The gun is connected

Cerium hexaboride

cerium hexaboride is a coating of hot cathodes. It usually operates at temperature of 1450 °C. Lanthanum hexaboride (LaB6) and cerium hexaboride (CeB6)

Hot cathode

carbonate). Lanthanum hexaboride (LaB6) and cerium hexaboride (CeB6) are used as the coating of some high-current cathodes. Hexaborides show low work

Erbium hexaboride

other reported rare-earth hexaboride compounds including lanthanum hexaboride, samarium hexaboride, and cerium hexaboride. Due to the isostructural nature

Calcium hexaboride

structure typical for metal hexaborides, with octahedral units of 6 boron atoms combined with calcium atoms. CaB6 and lanthanum-doped CaB6 both show weak

Alec Broers, Baron Broers

1016/0026-2714(65)90267-2. Broers, A. N. (1967). "Electron Gun using Long-Life Lanthanum Hexaboride Cathode". Journal of Applied Physics. 38 (4): 1991–1992. Bibcode:1967JAP

Wehnelt cylinder

relative to the emitter, which is usually a tungsten filament or Lanthanum hexaboride (LaB6) hot cathode with a V-shaped (or otherwise pointed) tip. This

Large Plasma Device

by a 4-farad capacitor bank. A secondary cathode source made of lanthanum hexaboride (LaB6) was developed in 2010 to provide a hotter and denser plasma

Lanthanide

least the 14 metallic chemical elements with atomic numbers 57–70, from lanthanum through ytterbium. In the periodic table, they fill the 4f orbitals. Lutetium