Lanthanum Hexaboride (LaB₆) is a highly efficient material known for its exceptional electron emission capabilities and high thermal stability. As a sputtering target, LaB₆ offers superior performance in specialized thin-film deposition processes, especially in high-vacuum and high-temperature environments.
Lanthanum Hexaboride is a compound of lanthanum and boron that crystallizes in a cubic structure. It is a refractory ceramic with a melting point of over 2200°C and excellent chemical inertness. Its high electron emissivity and low work function make it particularly valuable in electron emission devices.
High electron emissivity: Ideal for electron beam sources.
Excellent thermal stability: Withstands high temperatures without degradation.
Low evaporation rate: Maintains performance in vacuum environments.
Chemically inert: Resistant to oxidation and corrosion.
High hardness: Offers longevity and durability during sputtering.
Thermionic Cathodes:
LaB₆ is widely used in cathodes for electron microscopes, X-ray tubes, and other vacuum devices due to its efficient thermionic emission.
Thin-Film Coatings:
LaB₆ thin films are used in optical coatings, anti-reflective layers, and protective coatings requiring high temperature stability.
Electron Beam Sources:
In high-resolution electron microscopy, LaB₆ targets enable stable, bright electron sources with long service life.
Plasma Devices & Fusion Research:
LaB₆ is used in plasma-facing components due to its thermal conductivity and emission characteristics.
Using LaB₆ as a sputtering target allows precise deposition of thin films with desirable electronic and optical properties. It is particularly suited for specialized applications where material performance under extreme conditions is critical. Furthermore, its long lifespan and consistent sputtering yield contribute to cost efficiency in industrial processes.
Lanthanum Hexaboride sputtering targets represent a cutting-edge solution for high-demand environments in vacuum electronics, microscopy, and advanced coatings. Their unique material properties ensure performance, reliability, and longevity.
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