发明授权
US5156705A Non-homogeneous multi-elemental electron emitter 失效
非均匀多元素电子发射体

Non-homogeneous multi-elemental electron emitter
摘要:
A method for forming an electron emitter layer wherein the electron emitter layer comprises a plurality of elemental conductive materials that etch at dis-similar rates to provide a structure with an edge exhibiting a geometric discontinuity of small radius of curvature.
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