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86 results about "Carbon based nanomaterials" patented technology
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Carbon Nanomaterials. Carbon nanomaterials are a family of carbon-based materials with at least one dimension in the nanomater range. One of the most widely studied and used carbon nanomaterials are carbon nanotubes and nanofibres.
Self-aligned process for nanotube/nanowire FETs
A complementary metal oxide semiconductor (CMOS) device, e.g., a field effect transistor (FET), that includes at least one one-dimensional nanostructure that is typically a carbon-based nanomaterial, as the device channel, and a metal carbide contact that is self-aligned with the gate region of the device is described. The present invention also provides a method of fabricating such a CMOS device.
Owner:GLOBALFOUNDRIES US INC
Preparation and applications of supported palladium catalyst using MOFs derived carbon-based material as carrier
InactiveCN106902842AEvenly dispersedGood dispersionCatalystsHydrocarbon preparation catalystsMaterials preparationNanoparticle
The invention discloses preparation and applications of a supported palladium catalyst using a MOFs derived carbon-based material as a carrier, and belongs to the technical field of catalyst material preparation. According to the present invention, ZIF-67 is adopted as a template, reduced palladium nanoparticles are uniformly supported in the pore channels in the ZIF-67 during a ZIF-67 synthesis process, and under a nitrogen protection condition, the carbon-based nanometer material supported palladium catalyst having excellent catalysis performance is constructed through high temperature carbonation; the preparation method of the invention is simple and easy to perform; and the prepared catalyst maintains the high specific surface area and the abundant pore structure characteristics of the precursor ZIF-67 to a large extent, such that the uniform dispersion and the stabilization of the palladium nanoparticles are easily achieved, and the excellent catalytic activity is provided.
Owner:BEIJING UNIV OF TECH
SERS substrate and preparation method thereof
ActiveCN107313046AHigh sensitivityHigh activityRaman scatteringSuperimposed coating processCarbon based nanomaterialsQuantum dot
The invention provides an SERS substrate and a preparation method thereof, and relates to the technical field of Raman spectra. The method comprises the steps that S0, a substrate is sequentially subjected to cleaning and hydrophilic treatment; S1, monodispersed nanoballs or nanocrystallines or quantum dots are adopted, and at least one layer of regularly-arranged self-assembly array structure is formed on the surface of the substrate; S2, a metal active layer is deposited at the top of the self-assembly array structure; and S3, the metal active layer is covered with a carbon-based nano-material layer to obtain the SERS substrate. According to the SERS substrate and the preparation method thereof, the metal active layer is deposited on the large-area regularly-arranged self-assembly array structure, a periodic metal nanostructure can be formed without annealing, then the metal active layer is covered with the carbon-based nano-material layer so that the metal nanostructure can be isolated from air to avoid or slow down the oxidization process of the metal nanostructure, and then the SERS substrate has quite high sensitivity and can maintain long activity.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Light-adjustable room-temperature phosphorescent carbon dot material, preparation method and applications thereof
The invention discloses a light-adjustable room-temperature phosphorescent carbon dot material, a preparation method and applications thereof, and belongs to the technical field of preparation of luminescent carbon nanometer materials. The method comprises the following steps: weighing different inorganic salt powder, putting into a sample bottle, adding distilled water, fully stirring, drying, and grinding to obtain a uniform mixed salt system; and grinding a carbon source and the mixed salt system, putting the grinded materials into a crucible, carrying out heat preservation at 140-400 DEG Cfor 2-6 hours at a heating rate of 8-12 DEG C, and cooling to room temperature to obtain the carbon-based nanometer material with room-temperature phosphorescence. According to the invention, the method effectively solves the problems of complex preparation method, expensive raw materials, high toxicity and short-wavelength phosphorescence emission of the existing phosphorescent material, and canbe used for simply preparing a large batch of room-temperature phosphorescent materials with light adjustability.
Owner:JIANGNAN UNIV
Support material with function of promoting differentiation of stem cells as well as preparation method and application of support material
ActiveCN106620839ATissue-inducing activityPromote differentiationCell culture supports/coatingSkeletal/connective tissue cellsMicro nanoBone tissue
The invention relates to a support material which comprises a carbon-based nano material, natural macromolecules and a one-dimensional inorganic nano material; the carbon-based nano material is crosslinked with the natural macromolecules through amide bonds; the natural macromolecules are self-crosslinked through the amide bonds; the one-dimensional inorganic nano material absorbs the natural macromolecules. The support material provided by the invention not only can induce the differentiation of the stem cells through the chemical activity of the nano material (such as osteogenic differentiation), but also can regulate and control the differentiation of the stem cells through a micro-nano structure on the surface of the support material (such as osteogenic differentiation), and has the function of promoting the regeneration and the repair of defective tissues (such as bone tissues) in vivo.
Owner:SHANGHAI NINTH PEOPLES HOSPITAL AFFILIATED TO SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
Preparation method of carbon-based nanometer material transistor
InactiveCN102354668ASemiconductor/solid-state device manufacturingNanotechnologyCarbon based nanomaterialsConductive materials
The invention discloses a preparation method of a carbon-based nanometer material transistor consisting of carbon nano tubes and graphene. The method provided by the invention comprises the following steps: firstly arranging metallic carbon nano tubes and semiconducting carbon nano tubes on a substrate; utilizing a conducting material to lead out electrodes at two ends of each carbon nano tube; depositing a layer of dielectric material above the carbon nano tubes; then transferring the graphene onto the carbon nano tubes on which the dielectric material is deposited; leading out the electrodes of the carbon nano tubes; and depositing the conducting material at the two ends of the graphene, thus forming the electrodes. According to the invention, the carbon-based nanometer material transistor of two types of structures can be simultaneously manufactured, wherein one carbon-based nanometer material transistor is characterized in that the semiconducting carbon nano tubes are utilized as channels and the graphene is utilized as gate electrodes; and the other carbon-based nanometer material transistor is characterized in that the metallic carbon nano tubes are utilized as the gate electrodes and the graphene is utilized as the channels.
Owner:PEKING UNIV
Ultrasensitive Ion Detector Using Carbon Nanotubes or Graphene
ActiveUS20150276677A1Spectrometer detectorsMaterial analysis by electric/magnetic meansPower flowCarbon based nanomaterials
An ion detection device has a strip of carbon-based nanomaterial (CNM) film and a chamber enclosing the CNM film. A low bias voltage is applied at the ends of the CNM film strip, and ions present in the chamber are detected by a change in the magnitude of current flowing through the CNM film under the bias. Also provided are methods for fabricating the device, methods for measuring pressure of a gas, and methods for monitoring or quantifying an ionizing radiation using the device.
Owner:NORTHEASTERN UNIV
Quick-charging polymer lithium ion battery based on carbon-based nanometer materials
ActiveCN108269973AWell mixedShorten batching timeCell electrodesSecondary cellsCarbon based nanomaterialsMass ratio
The invention discloses a quick-charging polymer lithium ion battery based on carbon-based nanometer materials. An anode sheet of the battery is prepared by mixing anode active substances, carbon-based nanometer material graphene / carbon nanotube compound conductive agents, conductive graphene and PVDF according to a certain mass ratio, adopting an NMP as a solvent, conducting pulping by means ofa sand mill with zirconium beads and a vacuum high-speed blender and then coating aluminum foil with obtained pulp. A cathode sheet is prepared by mixing cathode active substances, carbon-based nanometer material graphene / carbon nanotube compound conductive agents, nanoscale conductive carbon black, CMC and SBR according to a certain mass ratio, adopting deionized water as a solvent, conducting pulping and coating a copper foil current collector with obtained pulp. The anode sheet and the cathode sheet are wound with a partition membrane, packaged, injected with liquid, formed by a high-temperature fixture and subjected to air exhaust, volume distribution and the like, and then the quick-charging polymer lithium ion battery is obtained. The volume energy density of the battery is 460 Wh / Lor above, the battery capacity can be charged to 60% or above within 10 min, and the battery has excellent 3C charging performance, great 1C discharging fast-charge cycling performance and remarkable1C charge-discharge cycling performance.
Owner:江西格林德能源有限公司
SELF-ALIGNED PROCESS FOR NANOTUBE/NANOWIRE FETs
A complementary metal oxide semiconductor (CMOS) device, e.g., a field effect transistor (FET), that includes at least one one-dimensional nanostructure that is typically a carbon-based nanomaterial, as the device channel, and a metal carbide contact that is self-aligned with the gate region of the device is described. The present invention also provides a method of fabricating such a CMOS device.
Owner:GLOBALFOUNDRIES INC
Nano materials application in durable medical equipment and method of using same
InactiveUS20080154245A1RemissionReduce riskSurgeryPharmaceutical delivery mechanismCarbon based nanomaterialsMedical device
It is contemplated that the current invention may comprise applications utilizing nano-materials, such as but not limited to, superhydrophobic nano-materials, or carbon based nano-materials which may be applied in a spray, wipe on, powder, manufactured into the material or surface of durable medical equipment, devices, prosthetics and so forth.
Owner:MARTIN JAMES JAY
Nanocomposite polymer-carbon based nanomaterial filters for the simultaneous removal of bacteria and heavy metals
Owner:UNIV HOUSTON SYST
Imaging coil for magnetic resonance imaging and electronic resonance circuit with imaging coil
InactiveCN104569878AImprove signal-to-noise ratioImage quality is fine and accurateMeasurements using magnetic resonanceCarbon based nanomaterialsImaging quality
The invention provides an imaging coil for magnetic resonance imaging. The imaging coil comprises at least one conductor. Each conductor comprises at least one carbon-based nanometer material part and further comprises at least one metal conducting part, wherein each metal conducting part is arranged at the end of the corresponding carbon-based nanometer material part and the carbon-based nanometer material parts account for 10% or less than 10% of the weight of the conductors. By the adoption of the technical scheme, the signal to noise ratio of the imaging coil is higher, and the image quality of a nuclear magnetic resonance imager with the imaging coil is more precise and accurate.
Owner:MEDLION HEALTHCARE TECH LTD
Carbon quantum dots prepared from pyrolysis molecular sieves and application of carbon quantum dots in detection of hydrogen peroxide
InactiveCN109607512AImprove stabilityImprove solubilityComponent separationNanoopticsPhotoluminescenceCarbon based nanomaterials
The invention provides carbon quantum dots prepared from pyrolysis molecular sieves and application of the carbon quantum dots in detection of hydrogen peroxide, and belongs to the technical field ofcarbon-based nanomaterials. With the aid of the spatial confinement effect of the molecular sieves, the carbon quantum dot materials with ultraviolet light excitation, small size, size uniformity (about 2.5 nm), good stability and photoluminescence properties are obtained through hydrothermal synthesis and aftertreatment, and the carbon quantum dot materials can be applied as a fluorescent probe to detect hydrogen peroxide. The main preparation process includes the following steps that an aluminum source, a magnesium source, phosphoric acid and an organic templating agent are used as raw materials, molecular sieve crystal products are prepared through hydrothermal synthesis, and water-soluble carbon dot products are obtained through pyrolysis, chromatography and the like. The prepared carbon dots show excitation-independent blue fluorescence (the emission peak is about 420 nm) and can achieve high sensitivity response to hydrogen peroxide. The quenching constants and detection limits of the carbon dots are 7.3 x 10(3)M(-1) and 3.16 microM respectively.
Owner:JILIN UNIV
Method for crystallizing and coating polymer on carbon-based nano material surface
The invention discloses a method for crystallizing and coating polymer on a carbon-based nano material surface. The method comprises the following steps: (1) adding carbon-based nano powder and an organic solvent into a reaction container, performing ultrasonic treatment at 5-35 DEG C to obtain a dispersion fluid; adding polymer monomer and an alpha-diimine palladium catalyst into the dispersion fluid and continuously reacting for a certain time at 5-40 DEGC through stirring or ultrasonic field action to obtain a reaction product, wherein the polymer monomer is alicyclic-ring olefin; (2) centrifuging or performing vacuum suction on the reaction product obtained in the step (1) to remove residues of excessive polymer monomer and the alpha-diimine palladium catalyst, and drying to obtain the carbon-based nano powder, surface of which is crystallized and coated with polymer. According to the method, in-situ synthesis of hypocrystalline polymer and an induced crystallization process of the hypocrystalline polymer on the carbon-based nano material surface are synchronously completed, and the method has the advantages of being gentle in condition, simple in process, wide in scope of application, and the like.
Owner:ZHEJIANG UNIV OF TECH
Waste silk-based flexible carbon nanofiber membrane and preparation method thereof
InactiveCN111748906AEasy to controlThe process is easy to realizeMonocomponent fibroin artificial filamentElectro-spinningFiberPolymer science
The invention relates to a preparation method of a novel carbon-based nano material, in particular to a waste silk-based flexible carbon nanofiber membrane and a preparation method thereof, and belongs to the technical field of carbon-based nano materials. The preparation method comprises the following steps of: firstly, pretreating waste silk, including degumming-refining, dissolving, dialyzing,freeze-drying and the like, to obtain dried silk fibroin; secondly, mixing and dissolving the silk fibroin and transition metal salt into formic acid to obtain a spinning solution, and preparing a silk fibroin-based nanofiber membrane through electrostatic spinning or centrifugal spinning; and finally, obtaining the flexible carbon nanofiber membrane through pre-oxidation and carbonization processes. The material has high electrical conductivity and mechanical flexibility, and can be applied to the fields of energy storage, catalysis, sensing and the like.
Owner:ZHEJIANG SCI-TECH UNIV
Method for detecting photochemical activity of carbon nano tube by utilizing transient absorption spectrum technology
InactiveCN102967570AEliminate the effects ofEasy to detectColor/spectral properties measurementsCarbon based nanomaterialsAbsorbance spectra
The invention relates to a method for detecting photochemical activity of a carbon nano tube by utilizing a transient absorption spectrum technology and belongs to the field of photochemical activity detection of carbon nano tubes. The method comprises the following steps: a, preparing aqueous solution of the carbon nano tube, ultrasonically treating the aqueous solution of the carbon nano tube, standing, and taking supernatant liquid of the aqueous solution of the carbon nano tube as a detection object; b, analyzing photochemical properties of the aqueous solution of the carbon nano tube under illumination conditions by utilizing a laser flash photolysis instrument; and c, verifying and analyzing a characteristic peak of the transient absorption spectrum of the carbon nano tube obtained by the laser flash photolysis instrument in step b by utilizing a pulse radiolysis device. According to the detection method, aiming at a special carbon-based nano material such as the carbon nano tube, the photochemical activity particles in the aqueous solution can be conveniently and reliably detected, the carbon nano tube is insensitive to interference of an external environment, and a carbon nano tube sample is not required to be excessively modified and treated in the earlier stage.
Owner:NANJING UNIV
Carbon-based nano novel field electron emission material in areatus layered structure and preparation method thereof
ActiveCN101887828AHigh aspect ratioHigh structural densityIndividual molecule manipulationDischarge tube/lamp detailsCarbon based nanomaterialsCurrent distribution
The invention discloses a carbon-based nano novel field electron emission material in areatus layered structure. The nano material is formed by the way that nano film in areatus structure is deposited on a substrate and then dense nano microtubules are grown at the edge point of the nano film, the nano microtubules are grown at the point of the areatus structure, wherein the height of the areatusstructure is 0.5-5Mum, the included angle of the long side of the areatus structure and the normal of the surface of the substrate is less than or equal to 20 degrees, and the height of the nano microtubule is 1-1000nm. The novel field electron emission carbon-based nano material is subject to recombination and optimization on structural characteristic thereof and can overcome the problems that single-wall and multi-wall carbon-based nano tubes manufactured by the prior art are poor in degree of graphitization and low in texture density and have crystal defects; emission efficiency and current distribution requirements are met, and the application thereof in multiple fields can be effectively widened; besides, the invention also provides a preparation method of the material.
Owner:CHONGQING XINHE QIYUE TECH CO LTD
Carbon-based nano-material composite safe toe cap and preparation method thereof
InactiveCN107467787AGood dispersionHigh strengthSynthetic resin layered productsLaminationFiberNitrile rubber
The invention discloses a carbon-based nano-material composite safe toe cap and a preparation method thereof. The carbon-based nano-material composite safe toe cap is prepared from, by mass, 40-50 parts of thermosetting resin pulp, 30-35 parts of fiber cloth, 0.1-10 parts of carbon-based nano-materials, 5-10 parts of solvent, 5-10 parts of nitrile rubber, 1-2 parts of curing agent, 0.9-1.1 parts of release agent, 0.9-1.1 parts of thickening agent and 0.9-1.1 parts of accelerant. The carbon-based nano-material composite safe toe cap has the advantages of being low in weight, good in uniformity, high in strength, resistant to corrosion, good in anti-bacterial effect, high in glossiness and good in air permeability and has the capacity of restoring immediately after deformation caused by impact.
Owner:南京苏展智能科技有限公司
Electrochemical in-situ purifying process of carbon base nanometer electrocatalyst material
InactiveCN1931427ADoes not damage the microstructureDoes not destroy performancePhysical/chemical process catalystsMicro structureCarbon based nanomaterials
The present invention discloses electrochemical in-situ purifying process of carbon base nanometer electrocatalyst material. Through electrochemical in-situ purifying and activating process, the transition metal catalyst contained in the carbon base nanometer material is in-situ purified and activated. The nanometer metal particles on the carbon base nanometer material are eliminated while maintaining the micro structure and electrocatalytic performance of the carbon base nanometer material without destruction. The present invention has the features of simple operation, low cost, short purifying period, and no destruction on the micro structure and performance of the carbon base nanometer material.
Owner:EAST CHINA UNIV OF SCI & TECH
Conductive aggregate preparation method and application thereof
ActiveCN114455874AImprove adsorption strengthImprove adsorption qualityAggregate (composite)Carbon based nanomaterials
The invention discloses a preparation method and application of conductive aggregate, relates to the technical field of intelligent cement-based composite materials, and aims to solve the problems that direct introduction of a carbon-based nano material is difficult to disperse in a cement matrix, and the developed intelligent cement-based composite material is usually at the cost of sacrificing working performance and mechanical performance. The method comprises the following steps: grafting calcium ions to the surface of the fine aggregate, and then continuously mixing the fine aggregate with a graphene oxide solution under a heating condition to obtain the fine aggregate with the surface coated with graphene oxide; and carrying out high-temperature reduction treatment and microwave reduction treatment on the graphene oxide, and reducing the graphene oxide into graphene in situ to obtain the graphene-coated aggregate. And finally, mixing the conductive graphene aggregate, cement and water to form a stable conductive aggregate structure in the cement-based composite material. According to the prepared conductive cement-based composite material, the technical barrier that mechanical properties and electrical properties cannot be obtained at the same time is overcome under the condition that nano materials with extremely low doping amount are used. The method is applied to the field of conductive cement-based materials.
Owner:HARBIN INST OF TECH
Modified silk-screen printing electrode and application thereof
ActiveCN112730552AEnhanced electrochemical signalImprove performanceMaterial electrochemical variablesOXALIC ACID DIHYDRATECarbon layer
The invention discloses a modified silk-screen printing electrode and an application thereof. Printing raw materials of an electrode carbon layer comprise carbon paste, a carbon-based nano material and an oxalic acid, the mass fraction of the carbon-based nano material is 0.3-0.5%, the mass fraction of the oxalic acid is 1-1.6%, and the balance is the carbon paste; and gold nanoparticles are deposited on the surface of a working electrode of the electrode. When the modified screen-printed electrode is used for detecting a content of trivalent arsenic ions, an electrochemical signal can be effectively improved, and the enrichment capacity of the trivalent arsenic ions on the surface of the electrode can be increased; and during use, the detection cost is low, the sensitivity is high, dependence on large instruments and professional operators is avoided, and the application range is wide.
Owner:WUHAN ACADEMY OF AGRI SCI
Surface modified fibre for filling reinforcement, preparation method of surface modified fibre for filling reinforcement, and fibre reinforced composite material
ActiveCN110983775AImprove surface propertiesStop crackCarbon fibresComposite strengthPolymer science
The invention belongs to the field of composite materials, and in particular relates to a surface modified fibre for filling reinforcement, a preparation method of the surface modified fibre for filling reinforcement, and a fibre reinforced composite material. The surface modified fibre for filling reinforcement is composed of a fibre body and a hybrid coating loaded on the surface of the fibre body; the hybrid coating is composed of a polyvinyl alcohol basal body and a carbon based nano-material dispersed in the polyvinyl alcohol basal body; and the mass ratio of polyvinyl alcohol to the carbon based nano-material in the hybrid coating is (0.5-5):(0.1-5). By means of the surface modified fibre for filling reinforcement in the invention, the surface roughness and the surface energy of thefibre can be increased; when the fibre reinforced composite material is prepared, the composite effect of the fibre and the basal body can be improved; the density of an interface layer is increased;and the composite strength is increased.
Owner:威海蓝科复合材料科技有限公司
Preparation process of low melting point composite material reinforced by carbon-based nanometer material
ActiveCN109609805AHigh tensile strengthImprove wettabilityWelding/cutting media/materialsSoldering mediaCarbon based nanomaterialsThermal decomposition method
The invention provides a preparation process of a low melting point composite material reinforced by a carbon-based nanometer material, and relates to a method of preparing a SnAgCu series high strength and tough composite solder reinforced by nickel particle modified reduced graphene oxide through a powder melting method, wherein a reinforced phase Ni-rGO is prepared by a ball-milling-thermal decomposition method. The preparation process includes the specific steps that rGO is placed in a planetary ball mill for ball-milling, the ball-milled rGO and Ni(CH3COO)2.4H2O powder are evenly mixed inproportion, and the mixture is heated in a tube furnace to form the Ni-rGO; the Ni-rGO is mixed with solder powder in proportion and then mixed in a drum type ball mill; and the mixed solder powder is loaded into a corundum crucible and heated in a muffle furnace, and the Ni-rGO reinforced composite solder is obtained after air cooling. According to the preparation process, the powder melting method is used for preparing the low melting point composite solder reinforced by the nickel nano particle modified reduced graphene oxide, and the strength of the material is improved.
Owner:HENAN UNIV OF SCI & TECH
Application of carbon-based nano material in preparation of drug for relieving or treating HD
ActiveCN110251532AEffective treatmentSmall particle sizeOrganic active ingredientsNervous disorderSolubilityMedicine
The invention disclose application of a carbon-based nano material in preparation of a drug for relieving or treating HD, and solves the problem that the synthesis cost of an existing carbon nano material such as fullerene is too high. The carbon-based nano material has the remarkable advantages of good water solubility, capability of degrading and effectively inhibiting aggregation of huntingtin Htt; and cell experiments and animal experiments show that the carbon-based nano material can alleviate the toxicity of mHtt aggregation on neurons and improve the learning and memory ability of HD model mice.
Owner:SUZHOU UNIV
Preparation method of metallic fuel pellet with high irradiation stability
ActiveCN108417278AResistance to radiation deformationResistant to containing fission gasesNuclear energy generationReactors manufactureNuclear reactorCarbon based nanomaterials
The invention discloses a preparation method of a metallic fuel pellet with high irradiation stability. The preparation method comprises the following steps: firstly, mixing uranium-based alloy powderand a carbon-based nanomaterial according to the volume ratio of (99.9-99):(1-0.1), then, placing the mixture into a nylon ball milling tank, adding zirconia grinding balls of which the mass is 3 times as high as that of the mixture, and carrying out mixing for 24h to obtain a mixed powder; and secondly, carrying out pressureless sintering, hot pressed sintering, spark plasma sintering or flash sintering on the mixed powder, after heat preservation and pressure preservation, carrying out furnace cooling, taking out the cooled material, and then, processing and molding the cooled material to obtain the metallic fuel pellet. The metallic fuel pellet obtained by using the method has the advantages of high uranium loading capacity, high heat conductivity, good anti-irradiation properties, strong fission gas accommodating capacity and excellent mechanical properties and can be used as a novel nuclear fuel of a nuclear reactor.
Owner:MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS
Porous carbon-based nano material, and preparation method and application thereof
PendingCN113213478ALarge specific surface areaGood chemical stabilityCarbon compoundsOther chemical processesCarbon based nanomaterialsPorous carbon
The invention provides a porous carbon-based nano material, and a preparation method and application thereof. The porous carbon-based nano material provided by the invention is obtained by performing pore forming on a porous carbon-based nano material precursor by taking KOH as an activating agent, and the specific surface area of the obtained porous carbon-based nano material exceeds 2000 m<2> / g and is far larger than that of the existing porous carbon-based material. The porous carbon-based nano material has the advantages of large specific surface area, good chemical stability, large adsorption capacity and the like, and can more effectively adsorb organic pollutants such as pigments, COD, soluble phenols and vinyl chloride, inorganic pollutants such as nitrate and arsenic oxide, and pollutants such as heavy metal ions in wastewater, so the porous carbon-based nano material improves the use efficiency of activated carbon in unit volume as much as possible.
Owner:杨磊 +1
Electrode material and preparation method thereof and supercapacitor
ActiveCN110853930ASimple manufacturing methodHigh specific capacityMaterial nanotechnologyHybrid capacitor electrodesCapacitanceCarbon based nanomaterials
The invention belongs to the field of electrochemical materials, in particular to an electrode material and a preparation method thereof and a supercapacitor. The electrode material comprises a carbon-based nano-material and a nitrogen-containing coating layer coated on the surface of the carbon-based nano-material, wherein organophosphorus ligand is combined on the surface of the carbon-based nano-material. The electrode material doped with nitrogen and phosphorus with the unique core-shell structure is used as electrode material of the supercapacitorcan so as to improve the specific capacityof the electrode material and have the characteristics of good stability and can significantly improve the capacitance performance of the supercapacitor.
Owner:TCL CORPORATION
Preparation of two kinds of carbon quantum dots with different luminescent properties by "one pot" method
ActiveCN104774611BGood biocompatibilityImprove stabilityMaterial nanotechnologyNanoopticsMolecular sieveCarbon based nanomaterials
Owner:上海鼎弈材料科技有限公司
Method for reduction of salt stress symptoms during plant cultivation in saline conditions by application of carbon-based nanomaterials (CBN) to growth medium and applications of same
PendingUS20210068336A1Reduced germination rateShorten the lengthMaterial nanotechnologySeed and root treatmentCarbon based nanomaterialsPlant cultivation
A method for reducing salinity stress symptoms in a seed plant, comprising the step of adding carbon-based nanomaterials into a salinity growth medium in which the seed plant is cultivated, the salinity growth medium is in a salinity condition which causes the seed plant cultivated in the growth medium demonstrates the salinity stress symptom.
Owner:THE BOARD OF TRUSTEES OF THE UNIV OF ARKANSAS
Carbon-based nano material for lithium battery and preparation method of carbon-based nano material
ActiveCN113889612ALower hydrogen evolution potentialHigh densityCell electrodesElectrolytic agentCarbon based nanomaterials
The invention discloses a carbon-based nano material for a lithium battery and a preparation method of the carbon-based nano material, and particularly relates to the technical field of lithium battery materials, and the carbon-based nano material comprises electrolytic graphene and an inhibitor. The surface of the carbon material can be effectively modified, the hydrogen evolution potential of the carbon material can be effectively reduced, and the density and granularity of the carbon-based nano material for the lithium battery can be effectively improved, so that the electrochemical behavior of the carbon material in an electrolyte is improved, and meanwhile, the combination effect between the carbon material and a negative plate active substance is enhanced; the carbon material cannot fall off in the working process of the battery; zinc nitrate, silver nitrate and bismuth nitrate pentahydrate are subjected to microwave hydrothermal irradiation treatment in an alkaline environment, nano-zinc oxide, nano-silver oxide and nano-bismuth oxide can be effectively synthesized, the nano-zinc oxide, nano-silver oxide and nano-bismuth oxide are compounded to the surface of water-soluble graphene, the surface of the water-soluble graphene is modified, and the hydrogen evolution inhibition effect of the carbon-based nano material for the lithium battery can be effectively enhanced.
Owner:江苏华清能源科技有限公司
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