Field electron emitter, field electron emission device including the same, and method of manufacturing the field electron emitter
AssigneesSamsung Electronics Co., Ltd., Korea University Research and Business Foundation
InventorsYoon-chul Son, Yong-chul Kim, Jeong-na Heo, Woo-sung Cho, Byeong-kwon Ju
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Abstract
A field electron emitter including a metal electrode; and a plurality of carbon nanotubes, wherein a portion of the plurality of carbon nanotubes protrude from a surface of the metal electrode and a portion of the plurality of carbon nanotubes are in the metal electrode. Also disclosed is a field electron emission device including the field electron emitter and a method of manufacturing the field electron emitter.
Claims23
A field electron emitter comprising:
- a metal electrode;
- a plurality of carbon nanotubes, wherein a portion of the plurality of carbon nanotubes protrude from a surface of the metal electrode and a portion of the plurality of carbon nanotubes are in the metal electrode;
- and
- a nucleic acid bonded directly to an unmodified carbon nanotube of the plurality carbon nanotubes.
A field electron emission device comprising a field electron emitter, the field electron emitter comprising:
- a metal electrode;
- a plurality of carbon nanotubes, wherein a portion of the plurality of carbon nanotubes protrude from a surface of the metal electrode and a portion of the plurality of carbon nanotubes are in the metal electrode;
- and
- a nucleic acid bonded directly to an unmodified carbon nanotube of the plurality of carbon nanotubes.
A method of manufacturing a field electron emitter, the method comprising:
- immersing a substrate in a plating solution;
- forming a plating layer on at least a portion of the immersed substrate comprising a nucleic acid bonded directly to an unmodified carbon nanotube;
- and
- removing at least a portion of the nucleic acid exposed on a surface of the plating layer,
- wherein the plating solution comprises a plurality of unmodified carbon nanotubes, the nucleic acid and a plurality of metal ions.
A field electron emitter comprising:
- a metal electrode;
- and
- a plurality of complexes on the metal electrode, each complex comprising an unmodified carbon nanotube, a nucleic acid, and a metal ion,
- wherein the nucleic acid contacts the carbon nanotube, and
- wherein a portion the carbon nanotubes protrude from a surface of the metal electrode and a portion of the carbon nanotubes are in the metal electrode.
Dependencies are inferred from the claim text.