Patent
US 10,283,783A method of forming a graphene oxide-reduced graphene oxide junction
Di WEI
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,283,783Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
IN THE CLAIMS This listing of the claims will replace all prior versions, and listings, of the claims in this application.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to electromagnetic radiation comprises: 4 forming a mask layer comprising a transmission-allowing region and an adjacent transmission-preventing region, the transmission-allowing region configured to allow transmission of the electromagnetic radiation therethrough, the adjacent transmission- preventing region configured to prevent transmission of the electromagnetic radiation therethrough; and exposing the layer of graphene oxide to the electromagnetic radiation through the transmission-allowing region of the mask layer to form a corresponding region of reduced graphene oxide and a neighbouring region of unexposed graphene oxide.
The method of claim 4, wherein forming the mask layer comprises depositing one or more discrete transmission-preventing regions to leave adjacent regions clear to form the adjacent transmission-allowing region.
The method of claim 4, wherein forming the mask layer comprises depositing a continuous sheet comprising one or more transmission-allowing regions and one or more adjoining transmission-preventing regions.
The method of any of claims 4 to 6 claim 4, wherein forming the mask layer comprises depositing an electromagnetic radiation-blocking material above or below a region of the graphene oxide layer which is not to be exposed to the electromagnetic radiation.
The method of any of claims 1 to 3 claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises directing a beam of electromagnetic radiation onto a predetermined region of the layer of graphene oxide such that only the predetermined region is exposed to the electromagnetic radiation.
The method of any preceding claim s claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises controlling the intensity of the electromagnetic radiation to control the thickness of the region of reduced graphene oxide and the junction between the graphene oxide and reduced graphene oxide regions.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a laser beam.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a xenon flash light.
An apparatus comprising a plurality of overlying graphene oxide-reduced 6 graphene oxide junction layers, each graphene oxide-reduced graphene oxide junction layer comprising a region of reduced graphene oxide adjacent to a neighbouring region of graphene oxide, wherein the graphene oxide and adjacent reduced graphene oxide regions of each layer form a junction therebetween, and wherein the plurality of graphene oxide-reduced graphene oxide junction layers overlie one another such that the respective junctions of the layers, when considered together, extend in the third dimension.
A computer program comprising computer code configured to perform the method of any of claims 1 to 14 claim 1.
Layer stacks claimed or described, ordered top of device to substrate.
graphene oxide-reduced graphene oxide junction apparatus
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
reduced graphene oxide region fraction of layer | — | reduced graphene oxide |
width of reduced graphene oxide region | — |
Patent
Atlas literature
Patent
US 10,283,783Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
IN THE CLAIMS This listing of the claims will replace all prior versions, and listings, of the claims in this application.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to electromagnetic radiation comprises: 4 forming a mask layer comprising a transmission-allowing region and an adjacent transmission-preventing region, the transmission-allowing region configured to allow transmission of the electromagnetic radiation therethrough, the adjacent transmission- preventing region configured to prevent transmission of the electromagnetic radiation therethrough; and exposing the layer of graphene oxide to the electromagnetic radiation through the transmission-allowing region of the mask layer to form a corresponding region of reduced graphene oxide and a neighbouring region of unexposed graphene oxide.
The method of claim 4, wherein forming the mask layer comprises depositing one or more discrete transmission-preventing regions to leave adjacent regions clear to form the adjacent transmission-allowing region.
The method of claim 4, wherein forming the mask layer comprises depositing a continuous sheet comprising one or more transmission-allowing regions and one or more adjoining transmission-preventing regions.
The method of any of claims 4 to 6 claim 4, wherein forming the mask layer comprises depositing an electromagnetic radiation-blocking material above or below a region of the graphene oxide layer which is not to be exposed to the electromagnetic radiation.
The method of any of claims 1 to 3 claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises directing a beam of electromagnetic radiation onto a predetermined region of the layer of graphene oxide such that only the predetermined region is exposed to the electromagnetic radiation.
The method of any preceding claim s claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises controlling the intensity of the electromagnetic radiation to control the thickness of the region of reduced graphene oxide and the junction between the graphene oxide and reduced graphene oxide regions.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a laser beam.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a xenon flash light.
An apparatus comprising a plurality of overlying graphene oxide-reduced 6 graphene oxide junction layers, each graphene oxide-reduced graphene oxide junction layer comprising a region of reduced graphene oxide adjacent to a neighbouring region of graphene oxide, wherein the graphene oxide and adjacent reduced graphene oxide regions of each layer form a junction therebetween, and wherein the plurality of graphene oxide-reduced graphene oxide junction layers overlie one another such that the respective junctions of the layers, when considered together, extend in the third dimension.
A computer program comprising computer code configured to perform the method of any of claims 1 to 14 claim 1.
Layer stacks claimed or described, ordered top of device to substrate.
graphene oxide-reduced graphene oxide junction apparatus
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
reduced graphene oxide region fraction of layer | — | reduced graphene oxide |
width of reduced graphene oxide region | — |
Patent
Atlas literature
Patent
US 10,283,783Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
IN THE CLAIMS This listing of the claims will replace all prior versions, and listings, of the claims in this application.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to electromagnetic radiation comprises: 4 forming a mask layer comprising a transmission-allowing region and an adjacent transmission-preventing region, the transmission-allowing region configured to allow transmission of the electromagnetic radiation therethrough, the adjacent transmission- preventing region configured to prevent transmission of the electromagnetic radiation therethrough; and exposing the layer of graphene oxide to the electromagnetic radiation through the transmission-allowing region of the mask layer to form a corresponding region of reduced graphene oxide and a neighbouring region of unexposed graphene oxide.
The method of claim 4, wherein forming the mask layer comprises depositing one or more discrete transmission-preventing regions to leave adjacent regions clear to form the adjacent transmission-allowing region.
The method of claim 4, wherein forming the mask layer comprises depositing a continuous sheet comprising one or more transmission-allowing regions and one or more adjoining transmission-preventing regions.
The method of any of claims 4 to 6 claim 4, wherein forming the mask layer comprises depositing an electromagnetic radiation-blocking material above or below a region of the graphene oxide layer which is not to be exposed to the electromagnetic radiation.
The method of any of claims 1 to 3 claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises directing a beam of electromagnetic radiation onto a predetermined region of the layer of graphene oxide such that only the predetermined region is exposed to the electromagnetic radiation.
The method of any preceding claim s claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises controlling the intensity of the electromagnetic radiation to control the thickness of the region of reduced graphene oxide and the junction between the graphene oxide and reduced graphene oxide regions.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a laser beam.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a xenon flash light.
An apparatus comprising a plurality of overlying graphene oxide-reduced 6 graphene oxide junction layers, each graphene oxide-reduced graphene oxide junction layer comprising a region of reduced graphene oxide adjacent to a neighbouring region of graphene oxide, wherein the graphene oxide and adjacent reduced graphene oxide regions of each layer form a junction therebetween, and wherein the plurality of graphene oxide-reduced graphene oxide junction layers overlie one another such that the respective junctions of the layers, when considered together, extend in the third dimension.
A computer program comprising computer code configured to perform the method of any of claims 1 to 14 claim 1.
Layer stacks claimed or described, ordered top of device to substrate.
graphene oxide-reduced graphene oxide junction apparatus
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
reduced graphene oxide region fraction of layer | — | reduced graphene oxide |
width of reduced graphene oxide region | — |
Patent
Atlas literature
Patent
US 10,283,783Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
IN THE CLAIMS This listing of the claims will replace all prior versions, and listings, of the claims in this application.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to electromagnetic radiation comprises: 4 forming a mask layer comprising a transmission-allowing region and an adjacent transmission-preventing region, the transmission-allowing region configured to allow transmission of the electromagnetic radiation therethrough, the adjacent transmission- preventing region configured to prevent transmission of the electromagnetic radiation therethrough; and exposing the layer of graphene oxide to the electromagnetic radiation through the transmission-allowing region of the mask layer to form a corresponding region of reduced graphene oxide and a neighbouring region of unexposed graphene oxide.
The method of claim 4, wherein forming the mask layer comprises depositing one or more discrete transmission-preventing regions to leave adjacent regions clear to form the adjacent transmission-allowing region.
The method of claim 4, wherein forming the mask layer comprises depositing a continuous sheet comprising one or more transmission-allowing regions and one or more adjoining transmission-preventing regions.
The method of any of claims 4 to 6 claim 4, wherein forming the mask layer comprises depositing an electromagnetic radiation-blocking material above or below a region of the graphene oxide layer which is not to be exposed to the electromagnetic radiation.
The method of any of claims 1 to 3 claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises directing a beam of electromagnetic radiation onto a predetermined region of the layer of graphene oxide such that only the predetermined region is exposed to the electromagnetic radiation.
The method of any preceding claim s claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises controlling the intensity of the electromagnetic radiation to control the thickness of the region of reduced graphene oxide and the junction between the graphene oxide and reduced graphene oxide regions.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a laser beam.
The method of any preceding claim claim 1, wherein selectively exposing the region of the deposited graphene oxide layer to the electromagnetic radiation comprises exposing the region to a xenon flash light.
An apparatus comprising a plurality of overlying graphene oxide-reduced 6 graphene oxide junction layers, each graphene oxide-reduced graphene oxide junction layer comprising a region of reduced graphene oxide adjacent to a neighbouring region of graphene oxide, wherein the graphene oxide and adjacent reduced graphene oxide regions of each layer form a junction therebetween, and wherein the plurality of graphene oxide-reduced graphene oxide junction layers overlie one another such that the respective junctions of the layers, when considered together, extend in the third dimension.
A computer program comprising computer code configured to perform the method of any of claims 1 to 14 claim 1.
Layer stacks claimed or described, ordered top of device to substrate.
graphene oxide-reduced graphene oxide junction apparatus
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
reduced graphene oxide region fraction of layer | — | reduced graphene oxide |
width of reduced graphene oxide region | — |
charge collector metal
width of junction between graphene oxide and reduced graphene oxide regions | — | graphene oxidereduced graphene oxide |
Thickness | ≤ 2 mm | — |
charge collector metal
width of junction between graphene oxide and reduced graphene oxide regions | — | graphene oxidereduced graphene oxide |
Thickness | ≤ 2 mm | — |
charge collector metal
width of junction between graphene oxide and reduced graphene oxide regions | — | graphene oxidereduced graphene oxide |
Thickness | ≤ 2 mm | — |
charge collector metal
width of junction between graphene oxide and reduced graphene oxide regions | — | graphene oxidereduced graphene oxide |
Thickness | ≤ 2 mm | — |