Abstract: An encapsulated nanoribbon having a nanotube of a dielectric material, wherein the nanotube has a diameter and a first length, and a nanoribbon at least partially encapsulated within the nanotube, the nanoribbon including a transition metal dichalcogenide and having a width and a second length, the second length being coextensive with the first length, and the width being no greater than the diameter. Also disclosed are methods of making the encapsulated nanoribbon.

Abstract: A method of making a self-supportive electrode material that includes providing an aerosolized plurality of carbon nanotubes in a carbon nanotube synthesis reactor, transporting the aerosolized plurality of carbon nanotubes directly from the carbon nanotube synthesis reactor to a mixing chamber, contacting the aerosolized plurality of carbon nanotubes in the mixing chamber with an aerosolized electrode active material from a first chamber to provide a substantially homogenous aerosol mixture of the carbon nanotubes and the electrode active material, and depositing the carbon nanotubes and the electrode active material on a substrate to provide a self-supportive electrode material. Also described are systems for performing the disclosed method and self-supportive electrode materials provided by the method.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: A method of forming a single atomic layer nanoribbon on a substrate by subjecting two or more precursor powders to a moisturized gas flow at a temperature sufficient to deposit the single atomic layer nanoribbon on the substrate via chemical vapor deposition, the single atomic layer nanoribbon having a transition metal dichalcogenide material and the substrate including fluorophlogopite mica, highly oriented pyrolytic graphite, or a combination thereof. Also described are single atomic layer nanoribbons prepared by the method.

Abstract: The present disclosure is directed to methods for production of composites of carbon nanotubes and electrode active material from liquid dispersions. Composites thusly produced may be used as self-standing electrodes without binder or collector. Moreover, the method of the present disclosure may allow more cost-efficient production while simultaneously affording control over nanotube loading and composite thickness.

Abstract: The present disclosure relates to a method of making carbon nanotube supported self-standing electrodes embedded in a polymer based battery packaging material. The present disclosure further relates to a method of continuously making carbon nanotube supported self-standing electrodes embedded in a polymer based battery packaging material. The resulting self-standing electrodes may be used in a wearable and flexible battery.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: A continuous method for preparing a metal substrate having a graphene-comprising coating, the method including providing a metal substrate, continuously advancing the metal substrate into and through a processing chamber, the processing chamber having one or more heating elements, providing electromagnetic radiation to the metal substrate via the one or more heating elements to heat the metal substrate, wherein heating the metal substrates forms a molten metal layer on a top surface of the metal substrate, contacting the molten metal layer with a carbon source gas to form a graphene-comprising coating substantially covering the molten metal layer of the top surface of the metal substrate, solidifying the molten metal layer, and advancing the metal substrate having the graphene-comprising coating out of the processing chamber.

Abstract: The present disclosure relates to a method of making a composite product that may be used as a flexible electrode. An aerosolized mixture of nanotubes and an electrode active material is collected on a porous substrate, such as a filter, until it reaches a desired thickness. The resulting self-standing electrode may then be removed from the porous substrate and may operate as a battery electrode.

Abstract: A method of forming a single atomic layer nanoribbon on a substrate by subjecting two or more precursor powders to a moisturized gas flow at a temperature sufficient to deposit the single atomic layer nanoribbon on the substrate via chemical vapor deposition, the single atomic layer nanoribbon having a transition metal dichalcogenide material and the substrate including fluorophlogopite mica, highly oriented pyrolytic graphite, or a combination thereof. Also described are single atomic layer nanoribbons prepared by the method.

Abstract: The present disclosure relates to stretchable and flexible lithium ion batteries that can store high energy density. The stretchable and flexible lithium ion battery can comprise flexible battery pouch cells connected in a serial, parallel, flat, or 3D configuration by, for example, stretchable, flexible, twistable, and durable material, which may include stretchable and flexible conductive connections.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: A method of making an atomic layer nanoribbon that includes forming a double atomic layer ribbon having a first monolayer and a second monolayer on a surface of the first monolayer, wherein the first monolayer and the second monolayer each contains a transition metal dichalcogenide material, oxidizing at least a portion of the first monolayer to provide an oxidized portion, and removing the oxidized portion to provide an atomic layer nanoribbon of the transition metal dichalcogenide material. Also provided are double atomic layer ribbons, double atomic layer nanoribbons, and single atomic layer nanoribbons prepared according to the method.

Abstract: The present disclosure relates to a method of making carbon nanotube supported self-standing electrodes embedded in a polymer based battery packaging material. The present disclosure further relates to a method of continuously making carbon nanotube supported self-standing electrodes embedded in a polymer based battery packaging material. The resulting self-standing electrodes may be used in a wearable and flexible battery.

Abstract: Methods and processes for synthesizing high quality carbon single-walled nanotubes (SWNTs) are provided. A carbon precursor gas at reduced concentration (pressure) is contacted with a catalyst deposited on a support and at temperature about 10° C. above the SWNT synthesis onset temperature, but below the thermal decomposition temperature of the carbon precursor gas for given growth conditions. The concentration (pressure) of the carbon precursor gas can be controlled by reducing the total pressure of the gas, or by diluting with an inert carrier gas, or both. The methods produce SWNTs with the ratio of G-band to D-band in Raman spectra (IG:ID) of about 5 to about 200.

Abstract: The present disclosure relates to a method of making a composite product that may be used as a flexible electrode. An aerosolized mixture of nanotubes and an electrode active material is collected on a porous substrate, such as a filter, until it reaches a desired thickness. The resulting self-standing electrode may then be removed from the porous substrate and may operate as a battery electrode.

Abstract: Flexible batteries that can take the shape of a wristband, head band, ankle band, chest band, armband, sleeves, or clothing and can be used for powering corresponding smart devices.

Abstract: The present disclosure relates to devices integrated with flexible batteries wherein the flexible batteries can be wearable and can provide an integration platform for various electronic devices.