METHOD FOR FABRICATING THREE DIMENSIONAL GRAPHENE STRUCTURES USING CATALYST TEMPLATES

Jibeom Yoo

Patent

Atlas literature

Patent

US 8,663,593

METHOD FOR FABRICATING THREE DIMENSIONAL GRAPHENE STRUCTURES USING CATALYST TEMPLATES

Jibeom Yoo, Shashikant P. Patole, Hyunmyoung Lee

2014-03-04·US

Claims

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

6 independent · 7 dependent

1
Independentgraphenemetal catalyst templatethree dimensional graphene structure
A method for fabricating a three dimensional graphene structure, comprising: growing graphene from all dimensions of e n a metal catalyst template in a tube, a rod, a sphere, a cube, a coil, or a cuboid; and removing the template by dissolving the template on which graphene has grown, in an etching solvent, wherein a shape of the three dimensional graphene structure corresponds to the shape of the metal catalyst template and the three dimensional graphene structure includes a carbon nanotube, a graphene rod, a fullerene, a graphene cube, a graphene coil, or a graphene cuboid, and a length of each of the three dimensional graphene structure and the metal catalyst template is from a few nanometers to a few millimeters.
1. 3
  Dependent← claim 1transition metal catalyst
  The method for fabricating a three dimensional graphene structure of claim 1, wherein the catalyst comprises a transition metal.
2. 5
  Dependent← claim 1graphene
  The method for fabricating a three dimensional graphene structure of claim 1, wherein the graphene grows through a thermal chemical vapor deposition method.
3. 6
  Dependent← claim 1
  The method for fabricating a three dimensional graphene structure of claim 1, wherein the method further comprises cooling the template on which graphene has grown, under a hydrogen environment at room temperature for 1 minute to 4 minutes.
4. 7
  Dependent← claim 1FeCl₃
  The method for fabricating a three dimensional graphene structure of claim 1, wherein the etching solvent includes FeC l3.
5. 8
  Dependent← claim 1
  The method for fabricating a three dimensional graphene structure of claim 1, wherein the method further comprises collecting the three dimensional graphene structure ﬂoating on the etching solvent by using a Si or PET ﬁlm.
2
Independent
canceled
10
Independent
canceled
11
Independent
canceled
12
Independentgraphenemetal catalyst template
A method for controlling length of a three controlling length of a metal catalyst template for metal catalyst template in a tube, a rod, a sphere, the three dimensional graphene structure corresponds and the three dimensional graphene structure fullerene, a graphene cube, a graphene coil, or a three dimensional graphene structure and the metal a few millimeters.
13
Independent
. canceled dimensional graphene structure comprising: growing graphene from all dimensions of en the a cube, a coil, or a cuboid wherein a shape of to the shape of the metal catalyst template includes a carbon nanotube, a graphene rod, a graphene cuboid, and a length of each of the catalyst template is from a few nanometers to

Device structures

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

three dimensional graphene structure

grapheneactive material

Materials

Materials described outside the worked examples.

graphene

Product Material

metal catalyst template

Catalyst Template

Process steps

Additional fabrication and treatment steps described in the patent.

Cvd Growth

Step 1

Process details

method:thermal chemical vapor deposition

length range:few nanometers to few millimeters

product shapes:carbon nanotube, graphene rod, fullerene, graphene cube, graphene coil, graphene cuboid

template shapes:tube, rod, sphere, cube, coil, cuboid

Reported properties

Performance values and ranges asserted in the specification or claims.

Property	Value	Material
Duration	1–4 minutes	—

Why these are connected

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

METHOD FOR FABRICATING THREE DIMENSIONAL GRAPHENE STRUCTURES USING CATALYST TEMPLATES | Matter42 Literature