Title:
CARBON NANO BRUSH ELECTRON EMISSION SOURCE
Document Type and Number:
Japanese Patent JP2020113501
Kind Code:
A
Abstract:
To provide an electron emission source capable of efficiently emitting electrons at a low voltage, according to the present invention.SOLUTION: An electron emission source according to the present invention includes a substrate and an electron emission layer, which includes a fibrous carbon nanohorn aggregate having single-layer carbon nanohorns radially gathering and connecting in a fibrous state.SELECTED DRAWING: Figure 1
Inventors:
KOSAKA MAYUMI
Application Number:
JP2019005114A
Publication Date:
July 27, 2020
Filing Date:
January 16, 2019
Export Citation:
Assignee:
NEC CORP
International Classes:
H01J1/304; B82Y30/00; B82Y40/00; H01J9/02
Attorney, Agent or Firm:
Katsuhiro Ito