A method for manufacturing {HEAD ~ an electron source} includes the steps of covering a substrate provided with a first electrode and a second electrode by a container, introducing a gas composed of a carbon compound into the container, and forming a carbon film by applying {TAIL ~ a voltage} between the first electrode and the second electrode 
A method for manufacturing { HEAD ~ an electron source } includes the steps of covering a substrate provided with a first electrode and a second electrode by a container , introducing a gas composed of a carbon compound into the container , and forming a carbon film by applying { TAIL ~ a voltage } between the first electrode and the second electrode
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