GLASS-CERAMICS SUBSTRATES FOR GRAPHENE GROWTH

Nicholas Francis Borrelli

Patent

Atlas literature

Patent

US 9,133,545

GLASS-CERAMICS SUBSTRATES FOR GRAPHENE GROWTH

Nicholas Francis Borrelli

Claims

Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.

7 independent · 16 dependent

1
Independentglass-ceramicmetallic islands (nanophase)substrate for graphene growth
A substrate for graphene growth, comprising: a glass-ceramic body; and plural metallic islands disposed on a surface of the glass-ceramic body.
1. 2
  Dependent← claim 1lithium aluminosilicate glass-ceramicsubstrate for graphene growth
  The substrate according to claim 1, wherein the glass-ceramic body comprises a lithium aluminosilicate glass-ceramic.
2. 3
  Dependent← claim 1elemental metal (Ni, Co, Cu, Pt, Au, Rd, Ru, Ir, Fe)substrate for graphene growth
  The substrate according to claim 1, wherein the metallic islands comprise an elemental metal selected from the group consisting of Ni, Co, Cu, Pt, Au, Rd, Ru, Ir and Fe.
3. 4
  Dependent← claim 1metallic islands (nanophase)substrate for graphene growth
  The substrate according to claim 1, wherein the metallic islands have a lateral dimension of to 500 inn.
4. 5
  Dependent← claim 1glass-ceramicsubstrate for graphene growth
  The substrate according to claim 1, wherein the substrate is electrically insulating.
5. 6
  Dependent← claim 1metallic islands (nanophase)substrate for graphene growth
  The substrate according to claim 1, wherein carbon is incorporated into the metallic islands.
6. 7
  Dependent← claim 1glass-ceramicsubstrate for graphene growth
  The substrate according to claim 1, wherein the substrate comprises a glass-ceramic honeycomb.
8
Independentglass-ceramicmetallic islands (nanophase)carbon precursor
A method for forming graphene, comprising: exposing a surface of a glass-ceramic substrate to a carbon precursor, wherein the surface comprises plural metallic islands.
1. 9
  Dependent← claim 8lithium aluminosilicate glass-ceramic
  The method according to claim 8, wherein the glass-ceramic comprises a lithium aluminosilicate.
2. 10
  Dependent← claim 8elemental metal (Ni, Co, Cu, Pt, Au, Rd, Ru, Ir, Fe)
  The method according to claim 8, wherein the metallic islands comprise an elemental metal selected from the group consisting of Ni, Co, Cu, Pt, A u, Rd, Ru, Ir and Fe.
3. 11
  Dependent← claim 8metallic islands (nanophase)
  The method according to claim 8, wherein the metallic islands have a lateral dimension of to 500 nn.
4. 12
  Dependent← claim 8glass-ceramic
  The method according to claim 8, wherein the substrate is electrically insulating.
5. 13
  Dependent← claim 8carbon precursor
  The method according to claim 8, wherein the carbon precursor is exposed to the surface in a reducing environment.
6. 14
  Dependent← claim 8glass-ceramicmetallic islands (nanophase)
  The method according to claim 8, where the nanophase metallic islands are formed by heating the glass-ceramic substrate in a reducing environment prior to exposing the carbon precursor to the surface.
7. 15
  Dependent← claim 8graphene
  The method according to claim 8, wherein the graphene comprises a monolayer of carbon.
8. 16
  Dependent← claim 8bilayer graphene
  The method according to claim 8, wherein the graphene comprises a bilayer of carbon.
9. 17
  Dependent← claim 8graphene
  The method according to claim 8, wherein the graphene comprises a substantially continuous layer.
18
Independentglass-ceramicmetallic islands (nanophase)graphenegraphene-coated substrate
A graphene-coated substrate comprising: a glass-ceramic body; plural metallic islands disposed on a surface of the glass-ceramic body; and a
1. 23
  Dependent← claim 18glass-ceramicmetallic islands (nanophase)graphenegraphene-coated substrate
  A device comprising the graphene-coated graphene layer disposed over the metallic islands. claim 18, wherein the graphene comprises a claim 18, wherein the graphene comprises a claim 18, wherein the substrate is electrically claim 18, wherein the substrate comprises a glass-substrate according to claim 18.
19
Independentgraphenegraphene-coated substrate
The graphene-coated substrate according to monolayer of carbon.
20
Independentgraphenegraphene-coated substrate
The graphene-coated substrate according to substantially continuous layer.
21
Independentgraphenegraphene-coated substrate
The graphene-coated substrate according to conducting.
22
Independentglass-ceramicgraphene-coated substrate
The graphene-coated substrate according to ceramic honeycomb.

Device structures

Layer stacks claimed or described, ordered top of device to substrate.

substrate for graphene growth

metallic islands (nanophase)catalytic islands

glass-ceramicbody

graphene-coated substrate

graphenegraphene layer

metallic islands (nanophase)catalytic islands

glass-ceramicbody

Materials

Materials described outside the worked examples.

glass-ceramic

Substrate

metallic islands (nanophase)

Catalytic Islands For Graphene Growth

Process steps

Additional fabrication and treatment steps described in the patent.

Glass Melting And Ceramming

Step 1

Temperature

1500, 800°C

Ambient

oxygen-containing atmosphere (air, oxygen, or oxygen-containing gas)

Reported properties

Performance values and ranges asserted in the specification or claims.

Property	Value	Material
Thickness	50–100 nm	—
Temperature

Why these are connected

Related documents with shared materials, methods, properties, or citations.

GLASS-CERAMICS SUBSTRATES FOR GRAPHENE GROWTH | Matter42 Literature