title: [The lanthan-hexaboride (LaB6) cathode in electron microscopy].
mesh_terms: D001896:Boron Compounds; D004566:Electrodes; D007811:Lanthanum; D008854:Microscopy, Electron / Q000295:instrumentation*
chemical_list: D001896:Boron Compounds; D007811:Lanthanum
vernacular_title: Lanthan-hexaboridová (LaB6) katoda v elektronové mikroskopii.