An electrode for an electron gun and an electron gun using same are provided which make use of stable carbon material having small work function and which permit orientation control to be achieved and which can be manufactured at a low cost. An electrode for an electron gun uses carbon electrode(s) formed...http://www.google.com/patents/US7294955?utm_source=gb-gplus-sharePatent US7294955 - Electrode for electron gun and electron gun using same
