27 results about "Carbon allotrope" patented technology

To provide an electronic device which effectively solves the problem of delamination of a passivation layer from silicon carbide (SiC) starting from the edge of the device, and to provide a manufacturing process of the electronic device.SOLUTION: The electronic device 50 includes a silicon carbide semiconductor body 50 having a surface 50 a with a first portion of the surface defining an active region 54 of the electronic device, a second portion of the surface external to the active region, metallization 55 extending over the first portion of the surface of the semiconductor body, a passivation layer 56 extending over the metallization, and an adhesive layer 57 based on one or more carbon allotropes extending over the passivation layer.SELECTED DRAWING: Figure 1

To provide an inter-energy conversion power generation method that solves the problems that conventional power sources that generate power using photoelectric effect, such as solar cells, rely on an external light source of a device, making power generation unavailable at night etc. when the necessary light energy required for power generation.SOLUTION: A phosphorescent material, which has a material property of being able to convert electrical energy and light energy back and forth, is mixed in appropriate amounts and ratios with a highly conductive metal such as copper or aluminum, or a carbon-based good conductor such as a carbon allotrope and processed into powder or solution. This mixture is sealed inside a power generation device and temporarily energized from an external power source or irradiated by an external light source. Furthermore, the mixture enters a state in which light is emitted and electricity is generated simultaneously within the device (electrical energy and light energy are being converted back and forth). This problem is solved by using a power generation method that utilizes the chemical reaction (energy interconversion reaction) of this "mixture of phosphorescent materials and good conductors". The same effect can be achieved by using fluorescent materials, which are raw materials for fluorescent paints, or reflective materials, which are the raw materials for reflective materials, instead of phosphorescent materials.SELECTED DRAWING: None

A negative electrode precursor for manufacturing a negative electrode having a high utilization rate of a negative electrode active material. A negative electrode precursor to be applied to manufacturing of a negative electrode for a secondary battery, the negative electrode precursor comprising a resin substrate and a particle layer held by the resin substrate, wherein the particle layer includes first particles containing a carbon allotrope and exhibiting conductivity, and second particles containing a material capable of alloying with lithium, and an arrangement of at least one of the first particles and the second particles has a pattern structure having periodicity in a predetermined direction within the particle layer.

An article (100) for use as part of a non-combustible aerosol provision system. The article (100) comprises a reservoir (101) for aerosol generating material and an aerosol generator (102) for generating an aerosol from the aerosol generating material. The aerosol generator (102) comprises a carbon allotrope structure (103) formed as a foam. The article (100) further comprises a housing (134) comprising an air inlet (135), an air outlet (136) and an air passageway (137) extending between the air inlet (135) and the air outlet (136). The carbon allotrope structure (103) is arranged in fluid communication with an interior (104) of the reservoir (101) and the air passageway (137).

Semiconductor device assemblies are provided with one or more layers of thermally conductive material disposed between adjacent semiconductor dies in a vertical stack. The thermally conductive material can be configured to conduct heat generated by one or more of the semiconductor dies in laterally outward towards an outer edge of the assembly. The layer of thermally conductive material can comprise one or more allotropes of carbon, such as diamond, graphene, graphite, carbon nanotubes, or a combination thereof. The layer of thermally conductive material can be provided via deposition (e.g., sputtering, PVD, CVD, or ALD), or via adhering a film comprising the layer of thermally conductive material to one or more of the semiconductor dies.

The present invention relates to a method for modifying the wettability of a carbon allotrope, comprising the steps of: preparing a carbon allotrope; a step for preparing a solvent capable of inducing the generation of hydrophilic radicals or hydrophobic radicals; a step for bringing the carbon allotrope into contact with the solvent; a step of supplying energy to the solvent using an energy supply source; and a step of generating a hydrophilic radical or a hydrophobic radical of the solvent by the energy supplied to the solvent, the generated radical being bonded to the end of the carbon allotrope.

The application relates to the technical field of pesticide controlled release, in particular to a preparation and application of a pesticide controlled release carrier, which comprises the following raw materials: a natural polymer matrix, a temperature-sensitive material, a light-heat material, an acid solvent, an alkali solvent and a pesticide. Chitosan (CS) is used as a natural polymer material which is widely sourced, non-toxic and naturally degradable, the spherical gel has the advantages of simple preparation, controllable particle size and rich surface chemical bonds, and is widely applied to drug adsorption and delivery. The introduction of nanoparticles can endow the polymer hydrogel with unique functional characteristics. Diamond nanodiamond (DND) is a nanoscale carbon allotrope which is composed of a sp3 carbon diamond core and a reconstructed sp2 carbon surface layer, can absorb light in the ultraviolet, visible and near-infrared regions in the form of phonon scattering / lattice vibration and convert it into heat, and has excellent photo-thermal performance. Poly-N-isopropyl acrylamide (PNIPAm) is a temperature-sensitive material which is in a sol state at room temperature and is converted into a gel state when close to body temperature.

A process is described for preparing a lipophilic matrix composite comprising a dispersion of sp2 carbon allotropes, comprising the steps of: (A) mixing sp2 carbon allotropes with a compound comprising a pyrrole ring of formula (i) wherein:-R1 and R3, independently of each other, are hydrogen or an alkyl group containing 1 to 20 carbon atoms; -R3 is a linear or branched aliphatic group, with or without unsaturation, unsubstituted and free of functional groups such as OH, C = O, said R3 containing 1 to 40 carbon atoms; (B) heating the mixture; and (C) mixing the mixture obtained in the step (B) with a lipophilic compound forming the matrix of the composite material to obtain the composite material. (i).

The invention relates to a laminate (1). The laminate (1) comprises a first layer (11) comprising at least one carbon allotrope and a dopant. The laminate (1) comprises a second layer (12) comprising an organic material. The concentration of the dopant in the first layer (11) is 25 to 1000 nmol / cm based on the surface area of the first layer (11). The invention also relates to a method for producing a laminate (1). The method comprises providing a first layer (11) comprising at least one carbon allotrope and a dopant. The method comprises providing a second layer (12) comprising an organic material. The concentration of the dopant in the first layer (11) is 25 to 1000 nmol / cm. The invention also relates to the use of a dopant at a concentration of 25 to 1000 nmol / cm for reducing the degradation of a laminate.

Disclosed is a method of: providing a hydrogenated sp2 carbon allotrope, and releasing hydrogen gas from the carbon allotrope. The method may be used an apparatus having: a vessel for containing the hydrogenated sp2 carbon allotrope, a fuel cell capable of using hydrogen gas a fuel, and a tube for transporting hydrogen gas from the vessel to the fuel cell. The carbon allotrope may be made by: providing a mixture of an sp2 carbon allotrope and liquid ammonia, adding an alkali metal to the mixture, and sonicating the mixture to form a hydrogenated form of the carbon allotrope. The hydrogenated carbon can be at least 3.5 wt % hydrogen covalently bound to the carbon.

The invention relates to an electronic device with improved reliability. An electronic device is provided. An example electronic device includes: a silicon carbide semiconductor body having a surface, a first portion of the surface defining an active region of the electronic device and a second portion of the surface being external to the active region; a metallization extending over a first portion of a surface of the semiconductor body; a passivation layer extending over a portion of the metallization; and an adhesive layer based on one or more carbon allotropes extending over the passivation layer.

The application relates to a method for producing at least a carbon product by a chemical reaction with a catalyst in a reactor, wherein a reactant is arranged into contact with the catalyst comprising metal for performing the chemical reaction to form spherical carbon particles comprising an allotrope of carbon, at least a portion of the spherical carbon particles is impregnated with metal particles to form metal impregnated carbon catalyst particles, and the chemical reaction is performed in the presence of the metal impregnated carbon catalyst particles in the reactor to form the carbon product comprising spherical carbon particles having an allotrope of carbon. Further, the application relates to a catalyst.

An aerosol-generating component for use as part of a non-combustible aerosol supply system. The aerosol-generating component comprises a carbon allotrope 101 supported on an electrically insulating substrate 102. At least one aperture 105 extends through the electrically insulating substrate 102.

Disclosed is a ZnO / carbon allotrope composite for a formaldehyde sensor. The ZnO / carbon allotrope composite for a formaldehyde sensor comprising a substrate, a conductive metal coating layer formed on the substrate, a ZnO seed layer formed on the coating layer, ZnO nanorods grown from the ZnO seed layer, and a carbon allotrope layer formed on and overlapping with the nanorods. Also disclosed is a method for preparing a ZnO / carbon allotrope composite for a formaldehyde sensor. The method includes depositing a conductive metal coating layer on a substrate, sputtering Zn on the conductive metal coating layer to form a ZnO layer, followed by annealing to form ZnO seeds in the ZnO layer, growing ZnO nanorods from the ZnO seeds; and coating a carbon allotrope on the ZnO nanorods to form a carbon allotrope layer overlapping with the nanorods.

Semiconductor device comprising the following: a channel layer (CHL) provided on a substrate (100), wherein the channel layer (CHL) has a two-dimensional atomic layer made of a first material; and a source / drain layer (SDL) provided on the substrate (100), wherein the source / drain layer (SDL) comprises a second material, where the first material is one of phosphorus allotropes, the second material of one of carbon allotropes, and the channel layer (CHL) and the source / drain layer (SDL) are connected to each other by covalent bonds between the first and second materials, and wherein the channel layer (CHL) extends in one direction perpendicular to an upper surface of the substrate (100).

This disclosure relates to a method for manufacturing a structure (1) having a metal-containing layer (11) bonded to a first carbon allotrope layer (12). [Solution] This method includes the steps of: providing a substrate (13); coating the substrate (13) with a polymer to obtain a polymer layer (14); depositing a metal-containing material on the polymer layer (14) to obtain a metal-containing layer (11); bonding a first carbon allotrope layer (12) to the metal-containing layer (11); and dissolving the polymer layer (14) using a solvent (2) to remove the substrate (13) from the metal-containing layer (11).

An aerosol-generating component (100) for use as part of a non-combustible aerosol supply system. The aerosol-generating component (100) comprises a carbon allotrope (101) supported on an electrically insulating substrate (102). The aerosol-generating component (100) includes a heating portion (100a) and at least one aerosolizable material supply portion (100b) extending from the heating portion (100a).

To provide a laminate, a method for manufacturing the laminate, and use of a dopant, which prevent the laminate from deteriorating with time due to sunlight SOLUTION: The present disclosure relates to a laminate (1). The laminate (1) comprises a first layer (11) comprising at least one carbon allotrope and a dopant. The laminate (1) includes a second layer (12) containing an organic material. The concentration of the dopant in the first layer (11) is between 25 and 1000nmol / cm2 with respect to the surface area of the first layer (11). The present disclosure also relates to a method for manufacturing the laminate (1). The method comprises providing a first layer (11) comprising at least one carbon allotrope and a dopant. The method comprises providing a second layer (12) comprising an organic material. The concentration of the dopant in the first layer (11) is between 25 and 1000nmol / cm2. The present invention also relates to a method of using dopants at a concentration of 25 to 1000nmol / cm2 to reduce stack degradation.SELECTED DRAWING: Figure 1

The present invention relates to an adduct comprising metal particles and an adduct between an sp2 carbon allotrope and a pyrrole compound. In particular, the invention relates to an adduct comprising metal nanoparticles (NPs) and hydrophylic adducts between a sp2 carbon allotrope and a pyrrole compound. The metal preferentially copper, silver or gold. Such adduct is preferentially used for anti-bacterial activity.

A method of preparing an aerosol-generating component (100) for use as part of a non-combustion aerosol supply system is provided. The method comprises the steps of: forming a carbon allotrope (101) on an electrically insulating substrate (102); and forming one or more electrodes in contact with the carbon allotrope (101).

An electrochemical cell includes an electrode in which a carpet of carbon nanotubes (CNTs) is grown from and bonded to a conductive substrate. A deposition process forms a catalyst layer over the substrate. A carbon growth process then decomposes a carbon source gas over the catalyst layer to different allotropes of carbon on the interfacial surface of the catalyst layer. CNTs grow from the surface of the catalyst layer and away from the current collector to form a CNT carpet. At the same time, a layer of amorphous carbon forms between the catalyst layer and the current collector. When an electrode thus formed is incorporated into an electrochemical cell, the surface area of the CNT carpet provides ample storage for active material, such as metallic lithium.

The present application provides a composition of electrically conductive carbon allotropes dispersed in an organic fluid. The composition comprises: electrically conductive carbon allotropes; hydrogenated nitrile rubber; an organic fluid for dispersing the electrically conductive carbon allotropes and the hydrogenated nitrile rubber; wherein the average curvature of the electrically conductive carbon allotropes is 1°-20°, the average curvature being determined from the average diameter of the electrically conductive carbon allotropes, and the BET surface area of the electrically conductive carbon allotropes is 200 to 1400 m 2 / g; wherein the amount of hydrogenated nitrile rubber is 10wt%-300wt% relative to the weight of the electrically conductive carbon allotropes; and wherein the contour length of the hydrogenated nitrile rubber is below 1400nm. The composition of the present application significantly improves the concentration and dispersibility of the electrically conductive carbon allotropes in the organic fluid by precisely matching the contour length of the HNBR and the average curvature of the electrically conductive carbon allotropes, enables the viscosity of the electrically conductive carbon allotrope dispersion to be maintained at an acceptable level, and enables the storage stability of the dispersion to be good.

An aerosol-generating component 100 for use as part of a non-combustion aerosol supply system. The aerosol-generating component 100 comprises a carbon allotrope 101 supported on an electrically insulating substrate 102. The carbon allotrope 101 is configured such that the contact angle between the droplets of glycerol and the surface of the carbon allotrope 101 is not greater than 20 DEG C at a temperature of 150 DEG C.

An electronic device is provided. An example electronic device includes: a semiconductor body of Silicon Carbide, having a surface having a first portion of the surface that defines an active region of the electronic device and a second portion of the surface that is external to the active region; a metallization extending on the first portion of the surface of the semiconductor body; a passivation layer extending on part of the metallization; and an adhesion layer, based on one or more carbon allotropes, extending on the passivation layer.

A composite material, methods for its fabrication and example applications. The composite material comprises a polymer having a carbon allotrope incorporated into the polymer's crystalline structure. The material is characterized by a crystallinity greater than the native crystallinity of the polymer in the absence of the carbon allotrope being incorporated into the polymer's crystalline structure. Applications include collecting data responsive to stimulating the composite material, comparing the data to calibration data and / or thresholds, determining the material's condition, and transmitting information regarding the material's condition and / or transmitting a decision regarding its continued use.