Idan aka kwatanta da tungsten cathodes, lanthanum hexaborate (LaB6) cathodes suna da fa'ida kamar ƙananan aikin tserewa na lantarki, haɓakar ƙurar lantarki mai yawa, juriya ga bama-bamai na ion, juriya mai kyau, ingantaccen aiki, da tsawon rayuwar sabis. An yi nasarar amfani da shi a wurare daban-daban ...
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