Patents by Inventor Ahmed Maarouf

Ahmed Maarouf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11699767
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: July 11, 2023
    Assignee: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Patent number: 11578403
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: February 14, 2023
    Assignee: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Publication number: 20230032096
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Application
    Filed: September 28, 2022
    Publication date: February 2, 2023
    Applicant: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed ELSAYED
  • Publication number: 20230028787
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Application
    Filed: September 28, 2022
    Publication date: January 26, 2023
    Applicant: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. MAAROUF, Khaled Abdelsabour Mohamed ELSAYED
  • Patent number: 11486036
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: November 1, 2022
    Assignee: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Publication number: 20220243317
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 4, 2022
    Applicant: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. MAAROUF, Khaled Abdelsabour Mohamed ELSAYED
  • Patent number: 11384427
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: July 12, 2022
    Assignee: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Publication number: 20210340009
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Application
    Filed: June 10, 2021
    Publication date: November 4, 2021
    Applicant: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Patent number: 11117801
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: September 14, 2021
    Assignee: Imam Abdulrahman Bin Faisal University
    Inventors: Ahmed A. Maarouf, Khaled Abdelsabour Mohamed Elsayed
  • Patent number: 10566537
    Abstract: A nanotube-graphene hybrid film and method for forming a cleaned nanotube-graphene hybrid film. The nanotube-graphene hybrid film includes a substrate; nanotube film deposited over the substrate to produce a layer of nanotube film; and graphene deposited over the layer of nanotube film to produce a nanotube-graphene hybrid film.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: February 18, 2020
    Assignees: International Business Machines Corporation, Egypt Nanotechnology Center
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski
  • Publication number: 20190326064
    Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
    Type: Application
    Filed: April 24, 2018
    Publication date: October 24, 2019
    Applicant: Imam AbduIrahman Bin Faisal University
    Inventors: Ahmed A. MAAROUF, Khaled Abdelsabour Mohamed ELSAYED
  • Patent number: 9954175
    Abstract: A nanotube-graphene hybrid nano-component and method for forming a cleaned nanotube-graphene hybrid nano-component. The nanotube-graphene hybrid nano-component includes a gate; a gate dielectric formed on the gate; a channel comprising a carbon nanotube-graphene hybrid nano-component formed on the gate dielectric; a source formed over a first region of the carbon nanotube-graphene hybrid nano-component; and a drain formed over a second region of the carbon nanotube-graphene hybrid nano-component to form a field effect transistor.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: April 24, 2018
    Assignees: International Business Machines Corporation, Egypt Nanotechnology Center
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski
  • Patent number: 9933420
    Abstract: A graphene nanomesh based charge sensor and method for producing a graphene nanomesh based charge sensor. The method includes generating multiple holes in graphene to create a graphene nanomesh with a patterned array of multiple holes; passivating an edge of each of the multiple holes of the graphene nanomesh to allow for functionalization of the graphene nanomesh; and functionalizing the passivated edge of each of the multiple holes of the graphene nanomesh with a chemical compound that facilitates chemical binding of a receptor of a target molecule to the edge of one or more of the multiple holes, wherein the receptor is a molecule that chemically binds to the target molecule, irrespective of the size of the target molecule.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: April 3, 2018
    Assignees: International Business Machines Corporation, Egypt Nanotechnology Center
    Inventors: Ali Afzali-Ardakani, Shu-jen Han, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, Razvan Nistor, Hsinyu Tsai
  • Patent number: 9887361
    Abstract: A nanotube-graphene hybrid film and method for forming a cleaned nanotube-graphene hybrid film. A method includes depositing nanotube film over a metal foil to produce a layer of nanotube film, placing the metal foil with as-deposited nanotube film in a chemical vapor deposition furnace to grow graphene on the nanotube film to form a nanotube-graphene hybrid film, and transferring the nanotube-graphene hybrid film over a substrate.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: February 6, 2018
    Assignees: International Business Machines Corporation, Egypt Nanotechnology Center
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski
  • Patent number: 9786405
    Abstract: Structures and methods for forming a patterned graphene layer on a substrate. One such method includes forming at least one patterned structure of a carbide-forming metal or metal-containing alloy on a substrate, applying a layer of graphene on top of the at least one patterned structure of a carbide-forming metal or metal-containing alloy on the substrate, heating the layer of graphene on top of the at least one patterned structure of a carbide-forming metal or metal-containing alloy in an environment to remove graphene regions proximate to the at least one patterned structure of a carbide-forming metal or metal-containing alloy, and removing the at least one patterned structure of a carbide-forming metal or metal-containing alloy to produce a patterned graphene layer on the substrate, wherein the patterned graphene layer on the substrate provides carrier mobility for electronic devices.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: October 10, 2017
    Assignees: International Business Machines Corporation, Egypt Nanotechnologies Center
    Inventors: Ali Afzali-Ardakani, Ahmed Maarouf, Glenn J. Martyna, Katherine Saenger
  • Patent number: 9766229
    Abstract: A graphene nanomesh based charge sensor and method for producing a graphene nanomesh based charge sensor. A graphene nanomesh based charge sensor includes a graphene nanomesh with a patterned array of multiple holes created by generating multiple holes in graphene in a periodic way, wherein: an edge of each of the multiple holes of the graphene nanomesh is passivated; and the passivated edge of each of the multiple holes of the graphene nanomesh is functionalized with a chemical compound that facilitates chemical binding of a receptor of a target molecule to the edge of one or more of the multiple holes, allowing the target molecule to bind to the receptor, causing a charge to be transferred to the graphene nanomesh to produce a graphene nanomesh based charge sensor for the target molecule.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: September 19, 2017
    Assignees: International Business Machines Corporation, Egypt Nanotechnology Center
    Inventors: Ali Afzali-Ardakani, Shu-jen Han, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, Razvan Nistor, Hsinyu Tsai
  • Patent number: 9646833
    Abstract: An apparatus and method for forming a patterned graphene layer on a substrate. One such method includes forming at least one patterned structure on a substrate; applying a layer of graphene on top of the at least one patterned structure on the substrate; heating the layer of graphene on top of the at least one patterned structure to remove one or more graphene regions proximate to the at least one patterned structure; and removing the at least one patterned structure to produce a patterned graphene layer on the substrate, wherein the patterned graphene layer on the substrate provides carrier mobility for electronic devices.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: May 9, 2017
    Assignees: International Business Machines Corporation, Egypt Nanotechnologies Center
    Inventors: Ali Afzali-Ardakani, Ahmed Maarouf, Glenn J. Martyna, Katherine Saenger
  • Publication number: 20150349264
    Abstract: A nanotube-graphene hybrid film and method for forming a cleaned nanotube-graphene hybrid film. A method includes depositing nanotube film over a metal foil to produce a layer of nanotube film, placing the metal foil with as-deposited nanotube film in a chemical vapor deposition furnace to grow graphene on the nanotube film to form a nanotube-graphene hybrid film, and transferring the nanotube-graphene hybrid film over a substrate.
    Type: Application
    Filed: August 6, 2015
    Publication date: December 3, 2015
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski
  • Publication number: 20150348667
    Abstract: A nanotube-graphene hybrid film and method for forming a cleaned nanotube-graphene hybrid film. The nanotube-graphene hybrid film includes a substrate; nanotube film deposited over the substrate to produce a layer of nanotube film; and graphene deposited over the layer of nanotube film to produce a nanotube-graphene hybrid film.
    Type: Application
    Filed: August 6, 2015
    Publication date: December 3, 2015
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski
  • Publication number: 20150340617
    Abstract: A nanotube-graphene hybrid nano-component and method for forming a cleaned nanotube-graphene hybrid nano-component. The nanotube-graphene hybrid nano-component includes a gate; a gate dielectric formed on the gate; a channel comprising a carbon nanotube-graphene hybrid nano-component formed on the gate dielectric; a source formed over a first region of the carbon nanotube-graphene hybrid nano-component; and a drain formed over a second region of the carbon nanotube-graphene hybrid nano-component to form a field effect transistor.
    Type: Application
    Filed: August 6, 2015
    Publication date: November 26, 2015
    Inventors: Ageeth A. Bol, Bhupesh Chandra, Amal Kasry, Ahmed Maarouf, Glenn J. Martyna, George S. Tulevski