AMAL MAAROUF FILM

June 12, 2020 posted by

The method includes depositing nanotube film over a substrate to produce a layer of nanotube film, removing impurities from a surface of the layer of nanotube film not contacting the substrate to produce a cleaned layer of nanotube film, depositing a layer of graphene over the cleaned layer of nanotube film to produce a nanotube-graphene hybrid film, and removing impurities from a surface of the nanotube-graphene hybrid film to produce a cleaned nanotube-graphene hybrid film, wherein the hybrid film has improved electrical performance. A solar cell includes a semiconductor portion, a graphene layer disposed on a first surface of the semiconductor portion, and a first conductive layer patterned on the graphene layer, the first conductive layer including at least one bus bar portion, a plurality of fingers extending from the at least one bus bar portion, and a refractive layer disposed on the first conductive layer. Graphene nanomesh based charge sensor. A method of using an optical sensor, the optical sensor comprising a sensing surface comprising graphene layer, the sensing surface located on a substrate, includes determining a first optical absorption spectrum for the graphene layer by a spectrophotometer; adding an analyte, the analyte selected to cause a shift in the first optical absorption spectrum, to the graphene layer; determining a second optical absorption spectrum for the modified graphene layer by a spectrophotometer; determining a shift between the first optical absorption spectrum and the second optical absorption spectrum; and determining a makeup of the analyte based on the determined shift. Graphene Solar Cell And Waveguide. 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. The semiconductor junction may be a p-i-n semiconductor junction, a p-n semiconductor junction, an n-p semiconductor junction or an n-i-p semiconductor junction.

Another 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. Graphene nanomesh based charge sensor. 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. The semiconductor junction may be a p-i-n semiconductor junction, a p-n semiconductor junction, an n-p semiconductor junction or an n-i-p semiconductor junction. Graphene Solar Cell And Waveguide. The transparent conducting overlayer may be carbon nanotubes or graphene. Disclosed is a method which includes forming a bottom metallic electrode on an insulating substrate; forming a semiconductor junction on the metallic electrode; forming a transparent conducting overlayer in contact with the semiconductor junction; and forming a metallic layer in contact with the transparent conducting overlayer, wherein the metallic layer is formed by a plating process. 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.

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A graphene nanomesh based charge sensor and method for producing a graphene nanomesh based charge sensor.

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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 ama, periodic way, wherein: Carbon nanotube-graphene hybrid transparent conductor and field effect transistor. Disclosed is a method which includes forming a bottom metallic electrode on an insulating substrate; forming a semiconductor junction on the metallic electrode; forming a transparent conducting overlayer in contact with the semiconductor junction; and forming a metallic layer in contact with the transparent conducting overlayer, wherein the metallic layer is formed by a plating process.

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 maraouf formed over a second region of the carbon nanotube-graphene hybrid nano-component to form a field effect transistor.

A nanotube-graphene hybrid nano-component and method for forming a cleaned nanotube-graphene hybrid nano-component. The plating process may be an electroplating process or an electroless plating process. The method includes generating multiple holes in graphene in a periodic way 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 maarouv to the edge of one or more of the kaarouf 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.

Another method includes depositing nanotube film over maaroud 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.

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.

A solar cell includes a semiconductor portion, a graphene layer disposed on a first surface of the semiconductor portion, and a first conductive layer patterned on the graphene layer, the first conductive layer including at least one bus bar portion, a plurality of fingers extending from the at least one bus bar portion, and a refractive layer disposed on naarouf first conductive layer.

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The semiconductor junction may be a p-i-n semiconductor junction, a p-n semiconductor junction, an n-p semiconductor junction or an n-i-p semiconductor junction. Amal Kasry has filed for patents to protect the following inventions.

Graphene Solar Cell And Waveguide. 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.

Amal Kasry Inventions, Patents and Patent Applications – Justia Patents Search

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. Ali Afzali-Ardakani, Ageeth A. Martyna, Razvan Nistor, Hsinyu Tsai.

The method includes depositing nanotube film over a substrate to produce a layer of nanotube film, removing impurities from a surface of the layer of nanotube film not contacting the substrate to produce a cleaned layer of nanotube film, depositing a layer of graphene over the cleaned layer of nanotube film to produce a nanotube-graphene hybrid film, and removing impurities from a surface of the nanotube-graphene hybrid film to produce a cleaned nanotube-graphene hybrid film, wherein the hybrid film has improved electrical performance.

Ali Afzali, Ageeth A.

Bol, Amal Kasry, George S. A nanotube-graphene hybrid film and method for forming a cleaned nanotube-graphene hybrid film. The transparent conducting overlayer may be carbon nanotubes or graphene. A solar cell includes a semiconductor portion, a graphene layer disposed on a first surface of the semiconductor portion, and a first conductive layer patterned on the graphene layer, the first conductive layer including at least one bus bar portion and a plurality of fingers extending from the at least one bus bar portion.

Methods for forming a carbon nanotube-graphene hybrid film on a substrate. A method of using an optical sensor, the optical sensor comprising a sensing surface comprising graphene layer, the sensing surface located on a substrate, includes determining a first optical absorption spectrum for the graphene layer by a spectrophotometer; adding an analyte, the analyte selected to cause a shift in the first optical absorption spectrum, zmal the graphene layer; determining a second optical absorption spectrum for the modified graphene layer by a spectrophotometer; determining a shift between the first optical absorption iflm and the second optical absorption spectrum; and determining a makeup of the analyte based on the determined shift.

Graphene Nanomesh Based Charge Sensor. Newns, Razvan Nistor, George S. International Business Machines Corporation. Graphene nanomesh based charge sensor.