Carbon based material, an optical rectenna and a semiconductor device including the same
A carbon based material, an optical rectenna and a semiconductor device including the same are provided. The carbon based material includes a carbon nanomaterial and a metal material bonded to the carbon nanomaterial, where the carbon nanomaterial includes a fluorine material.
1. A carbon based material for an optical rectenna device, the carbon based material comprising:
a carbon nanomaterial and a metal material directly bonded to the carbon nanomaterial,
wherein the carbon nanomaterial includes a carbon nanotube (CNT),
wherein the CNT includes:
a metallic CNT part, and
a fluorinated CNT part disposed between the metallic CNT part and the metal material, wherein the metallic CNT part, the fluorinated CNT part, and the metal material form a metallic CNT-insulator-metal diode,
wherein the CNT comprises an open-tip CNT,
wherein the fluorinated CNT part comprises an end region of the open-tip CNT chemically doped with a fluorine material, and
wherein the metal material includes a surface facing the CNT and the CNT is vertically aligned and perpendicular to the surface of the metal material.
2. The carbon based material of claim 1 , wherein the CNT includes a single-walled CNT.
3. The carbon based material of claim 1 , wherein the CNT includes a double-walled CNT.
4. The carbon based material of claim 1 , wherein the CNT includes a multi-walled CNT.
5. The carbon based material of claim 1 , wherein at least one carbon ring of the carbon nanomaterial is fluorinated with the fluorine material.
6. The carbon based material of claim 1 , wherein the metal material includes a transition metal.
7. The carbon based material of claim 6 , wherein the transition metal is silver.
8. An optical rectenna comprising:
a metallic CNT-insulator-metal diode including:
a carbon nanomaterial and a metal material directly bonded to the carbon nanomaterial,
wherein the carbon nanomaterial includes a carbon nanotube (CNT),
wherein the CNT includes:
a metallic CNT part; and
a fluorinated CNT part disposed between the metallic CNT part and the metal material, wherein the metallic CNT part, the fluorinated CNT part, and the metal material form the metallic CNT-insulator-metal diode,
wherein the CNT comprises an open-tip CNT, and
wherein the fluorinated CNT part comprises an end region of the open-tip CNT chemically doped with a fluorine material, and
wherein the metal material includes a surface facing the CNT and the CNT is vertically aligned and perpendicular to the surface of the metal material.
9. The optical rectenna of claim 8 , wherein the CNT is selected from the group consisting of a single-walled CNT, a double-walled CNT, a multi-walled CNT, and combinations thereof.
10. The optical rectenna of claim 8 , wherein at least one carbon ring of the carbon nanomaterial is fluorinated with the fluorine material.
11. The optical rectenna of claim 8 , wherein the metal material includes a transition metal.
12. The optical rectenna of claim 11 , wherein the transition metal is silver.
13. A partially fluorinated CNT rectenna device comprising:
a first electrode, a second electrode, and a partially fluorinated CNT between the first electrode and the second electrode,
wherein the partially fluorinated CNT includes the optical rectenna according to claim 8 .
14. The partially fluorinated CNT rectenna device of claim 13 , wherein the partially fluorinated CNT rectenna device is a rectenna solar cell.