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31results about How to "High photothermal conversion rate" patented technology
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Preparation method of photo-thermal material and application of photo-thermal material in water evaporation
InactiveCN111978592AReduce spreadImprove the utilization rate of sunlightGeneral water supply conservationEvaporationHeat lossesLight absorber
The invention relates to a preparation method of a light absorption-water delivery and heat insulation integrated photo-thermal evaporation material, and the light absorption-water delivery and heat insulation integrated photo-thermal evaporation material obtained by the preparation method. The invention also relates to application of the light absorption-water delivery and heat insulation integrated photo-thermal evaporation material in absorbing sunlight and generating heat to accelerate water evaporation. The light absorption-water delivery and heat insulation integrated photo-thermal evaporation material prepared by the method can solve the heat loss of water in the transportation process, so that the photo-thermal conversion rate is increased. The photo-thermal evaporation material provided by the invention can also solve the technical problem that: the stability of a device is reduced in that a light absorber is separated from a heat insulator.
Owner:YANCHENG INST OF TECH
Solar selective absorption coating, preparation method and purpose
InactiveCN106813408AEnhanced light absorptionHigh light absorption ratioSolar heat devicesSuperimposed coating processAbsorption ratioEmissivity
The invention relates to a solar energy selective absorption coating, which comprises from bottom to top: a base layer, an infrared reflection layer, an absorption layer, and an anti-reflection layer; the absorption layer includes at least one graphene material absorption layer . The solar selective absorbing coating provided by the invention has good light absorption, a light absorption ratio as high as 0.98 or more, low emissivity, an emission ratio below 0.01, and a high light-to-heat conversion rate.
Owner:SHANDONG SHENGQUAN NEW MATERIALS CO LTD
Inorganic-inorganic nano hybrid material of bimodal mesoporous core-shell structure as well as preparation method and application of inorganic-inorganic nano hybrid material
ActiveCN106620729AReduce process stepsEasy to operateEnergy modified materialsPharmaceutical non-active ingredientsIonBiocompatibility Testing
The invention discloses an inorganic-inorganic nano hybrid material of a bimodal mesoporous core-shell structure as well as a preparation method and an application of the inorganic-inorganic nano hybrid material. The bimodal mesoporous inorganic-inorganic nano hybrid material of the core-shell structure is prepared by the following steps: firstly, with the presence of a surfactant, reducing metal salt by virtue of ascorbic acid, so that mesoporous inorganic nanoparticles are obtained; then, covering the surface of hexadecyl trimethyl ammonium bromide, which serves as a surfactant, with a layer of mesoporous silicon dioxide; covalently grafting diethyltriamine pentaacetic acid after modifying a mesoporous silicon dioxide shell layer by virtue of amino; and finally, coordinating with metal ions, so that the bimodal mesoporous inorganic-inorganic nano hybrid material of the core-shell structure is obtained. The prepared material has the core-shell material, wherein a core is constituted by the mesoporous inorganic nanoparticles and a shell is formed by the mesoporous silicon dioxide shell layer, and the surface of the mesoporous silicon dioxide shell layer is hybridized and modified by virtue of inorganic metals. The inorganic-inorganic nano hybrid material has the advantages of being uniform in dimension, good in biocompatibility and the like, and the inorganic-inorganic nano hybrid material is high in optical stability, high in photo-thermal conversion rate and high in magnetic resonance imaging resolution ratio; and integration of magnetic resonance imaging and photo-thermal therapy can be achieved.
Owner:SHANGHAI UNIV
Steam generator and steam generation system based on line focusing solar heat collection
InactiveCN104676568AHigh photothermal conversion rateFully absorbedSolar heating energySteam generation heating methodsEngineeringRefrigeration
The invention discloses a steam generator and a steam generation system based on line focusing solar heat collection. The steam generator comprises a cavity absorber and a reflector array, wherein the cavity absorber is provided with a shell, one face, facing directly to the reflector array, of the shell is provided with a square opening, heat absorption tube bundles forming to rows are disposed in the shell, the two rows of the heat absorption tubes form two waists of an isosceles triangle using the square opening as the bottom edge, the adjacent heat absorption tubes contact with each other, the two rows of the heat absorption tubes form a V-shaped tube panel facing directly to the square opening, and two ends of the heat absorption tubes converge into main tubes serving as the fluid inlets and outlets of the cavity absorber. The steam generator has the advantages that water is used of heat collection circulation medium, steam is generated through solar heat collection, the generated steam can be used for power generation, refrigeration or life heat supply. The steam generation system comprises multiple steam generators which are connected parallelly, serially or in a way combining parallel connection or serial connection.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID +1
Water pump pumping irrigation system driven by utilizing solar steam and application method thereof
InactiveCN109281809AReal-time trackingEfficient use ofFrom solar energyWatering devicesThermal energyEngineering
The invention discloses a water pump pumping irrigation system driven by utilizing solar steam and an application method thereof. The invention aims to provide a system for converting solar photo-thermal energy into steam energy and directly driving the water pump to pump water for irrigation; according to the technical scheme, a heat collecting device is used for collecting solar energy and heating a heat transfer medium, a conveying pipeline is provided with a circulating pump, the circulating pump is used for conveying the heat transfer medium heated by the heat collecting device to a steamgenerator, and the heat transfer medium which has completed heat exchange in the steam generator is conveyed back to the heat collecting device; and the steam generator is used for absorbing heat carried by the heat transfer medium and heating the supplied water into steam for outputting, an energy accumulator is used for storing redundant steam generated by the steam generator, the water pump isused for driving the steam generated by the steam generator to act as a power to drive the water pump to run so as to carry out pumping irrigation operation. The system and the method are applicableto the technical field of solar energy utilization.
Owner:温岭赛银机电有限公司
Application of porous carbon nanorod in near-infrared light induced double phototherapy
ActiveCN106822892ASingle shapeAdjustable sizePhotodynamic therapyAntineoplastic agentsHigh concentrationCancer cell
The invention discloses application of a porous carbon nanorod in near-infrared light induced double phototherapy. The porous carbon nanorod is characterized in that the porous carbon nanorod is used as a basal body for absorbing near-infrared light energy and converting the near-infrared light energy to generate active oxygen with high-energy heat and high concentration, so that the porous carbon nanorod is used as a photo-thermal therapeutic agent and a photodynamic therapeutic agent simultaneously for killing tumor cells. The porous carbon nanorod has the characteristics of low manufacturing cost, high biological safety, high infrared light absorption, high photo-thermal conversion rate and high active oxygen yield, and is beneficial for improving the utilization rate of laser energy, so that the killing efficiency for cancer cells is strengthened, and the porous carbon nanorod has a wide application prospect in the aspect of near-infrared light induced double phototherapy.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Preparation method and applications of fiber-phase red phosphorus nanoparticles
PendingCN111170292ANo pollution in the processLow costAntibacterial agentsOrganic active ingredientsFiberBiofilm
The invention relates to the field of novel functional nano materials, and discloses a preparation method and applications of fiber-phase red phosphorus nanoparticles. The method comprises the following steps: synthesizing zinc oxide nanoparticles through a hydrothermal method, depositing a layer of fiber-phase red phosphorus on the zinc oxide nanoparticles as a template through a chemical vapor deposition method, washing out the zinc oxide nanoparticles in the zinc oxide nanoparticle compound wrapped with the red phosphorus with diluted hydrochloric acid, and ultrasonically washing to obtainthe fiber-phase red phosphorus nanoparticles. The fiber-phase red phosphorus nanoparticles prepared by the method have good photo-thermal properties, can coordinate antibiotics to efficiently and quickly treat bacterial biofilm infection, and have good biocompatibility and good biodegradability.
Owner:HUBEI UNIV
Low-melting-point glass powder and preparation method thereof
The invention discloses low-melting-point glass powder, which is prepared from the following components in parts by weight: 20 to 60 parts of Bi2O3, 10 to 30 parts of ZnO, 25 to 45 parts of B2O3, 0.5to 2 parts of MgO, 2 to 4.5 parts of Al2O3, 0.5 to 2 parts of coloring agent, and a filler which is not more than 40 percent of the total weight of the glass powder. The coloring agent is one or a mixture of any two and three of Fe3O4, Ni2O3 and Co2O3; by introducing the coloring agent, a light absorption capacity of the glass powder can be improved, direct packaging in an infrared heating furnacecan be realized due to the high-efficient photo-thermal conversion rate, and the low-melting-point glass powder does not need to be added with substances containing harmful elements such as lead, vanadium, thallium and tellurium. The invention also provides a preparation method. The particle size of the glass powder prepared by utilizing the method can achieve a nanometer grade.
Owner:苏州赶集科技有限公司
Titanium nanosheet/graphene-based heating film
InactiveCN112004274APrevent leakageRealize diversified heat production functionsMaterial nanotechnologyOhmic-resistance heatingFiberGraphite
The invention provides a titanium nanosheet / graphene-based heating film which comprises a first transparent insulating layer, an electrode, a second transparent insulating layer and a titanium nanosheet / graphene-based fiber membrane, wherein the first transparent insulating layer covers one surface of the titanium nanosheet / graphene-based fiber membrane; the second transparent insulating layer covers the other surface of the titanium nanosheet / graphene-based fiber membrane, one end of the electrode is electrically connected with the titanium nanosheet / graphene-based fiber membrane, and the other end of the electrode extends out of the first transparent insulating layer or the second transparent insulating layer. According to the titanium nanosheet / graphene-based heating film, by means of the efficient photo-thermal conversion efficiency and electro-thermal conversion efficiency of the titanium nanosheet / graphene-based fiber film, the electro-thermal and photo-thermal diversified heat production functions are achieved.
Owner:北京康烯科技创新研究有限公司
Application of small molecule based on indole tricarbocyanine structure in preparation of tumor photothermal therapy drug
ActiveCN113332428AGood water solubilityHigh photothermal conversion rateEnergy modified materialsAntineoplastic agentsPharmaceutical drugOrganic chemistry
The invention belongs to the field of medicines, and particularly relates to application of a small molecule based on an indole tricarbocyanine structure in preparation of a tumor photothermal therapy drug. A large-conjugated water-soluble indole tricarbocyanine dye compound can be used as a photothermal therapy agent, and has potential development and application prospects. The compound is found to be an excellent tumor photothermal therapy drug, and the application of the compound is not found and reported at present. Through in-vitro property research on the photothermal efficiency of the compound, a basis is provided for clinical application of the small molecule photothermal therapy agent similar to indocyanine green, and a basis is provided for research of the small molecule photothermal therapy agent.
Owner:NANJING NUOYUAN MEDICAL DEVICES CO LTD
Three-dimensional light-to-heat conversion material, device and method capable of efficiently treating brine and wastewater
ActiveCN112897618BGood water dispersibilityUnique Microscopic Thermal Confinement EffectGeneral water supply conservationSeawater treatmentHigh concentrationOxide composite
The invention discloses a three-dimensional light-to-heat conversion material, device and method capable of efficiently treating salt water and waste water. The preparation method is as follows: adjusting the pH of the graphene oxide solution to 7-13 to obtain solution A; configuring a polymer electrolyte solution, Obtain solution B; with the concentration ratio of solution A:solution B being 3:1~3:12, solution B is added drop by drop in solution A, obtains charged graphene oxide composite solution; Clean and dry after pretreatment The melamine foam is immersed in the charged graphene oxide composite solution to fully absorb the charged graphene oxide composite solution; the saturated melamine foam is placed in an oven at 60-200°C for heat treatment for 6-24 hours, washed and dried to obtain Three-dimensional light-to-heat conversion materials. The material of the present invention has high light-to-heat conversion rate, good performance stability, good elasticity and easy cutting, can be recycled for many times, has simple preparation process, low synthesis cost, wide application range, and can be used for seawater desalination and compounding from low to high concentration Purification of polluted water, etc.
Owner:ZHEJIANG UNIV
A kind of preparation method of selenium nanosheet
ActiveCN112028034BHigh photothermal conversion rateGood light-to-heat conversion rateNanotechnologyElemental selenium/telluriumAluminium selenideFluid phase
The invention provides a method for preparing selenium nanosheets, comprising the following steps: etching: providing a hydrofluoric acid solution with a mass fraction of 5% to 20%, adding aluminum selenide to the hydrofluoric acid solution to obtain hydrogen Hydrofluoric acid mixed system, transfer the hydrofluoric acid mixed system to 50-80°C and stir for 1-5 hours, after stirring, perform primary centrifugation on the hydrofluoric acid mixed system and collect the precipitate; Add it to the dispersant, and then ultrasonically treat the dispersant with a probe for 4-24 hours. The ultrasonic power of the probe is 200-400W, and the temperature of the dispersant during the ultrasonic process of the probe does not exceed 25°C; the selenium nanosheets are collected by centrifugation: The ultrasonicated dispersant is subjected to secondary centrifugation, the supernatant is collected to obtain a selenium nanosheet dispersion, and then the selenium nanosheet dispersion is subjected to tertiary centrifugation to collect precipitates to obtain selenium nanosheets. The preparation method of the selenium nano sheet of the invention has the advantages of low cost, high output and the like.
Owner:SHENZHEN UNIV
Non-layered molybdenum nanosheet/graphene-based fiber membrane and preparation method thereof
ActiveCN112030349AHigh porosityImprove flexibilityFilament forming substance formingNon-woven fabricsFiberGraphite oxide
The invention provides a preparation method of a non-layered molybdenum nanosheet / graphene-based fiber membrane. The preparation method comprises the following steps of preparing a pre-stripping dispersion solution of molybdenum powder, preparing a mixture of the molybdenum powder and graphene oxide, preparing a non-layered molybdenum nanosheet / graphene oxide dispersion solution and carrying out spinning and aftertreatment. According to the preparation method of the non-layered molybdenum nanosheet / graphene-based fiber membrane, the graphene oxide is added in the preparation process of a non-layered molybdenum nanosheet, the molybdenum powder can be assisted in being stripped into the non-layered molybdenum nanosheet, and the non-layered molybdenum nanosheet and the graphene oxide can be uniformly mixed. In the spinning process, the non-layered molybdenum nanosheet, graphene and the carbon black are further loaded onto a fiber, and the fiber has the advantages that the specific surfacearea is large, infrared radiation is strong, thermal conductivity is high, flexibility is good, and the bending-resistant effect is remarkable. The invention further provides the non-layered molybdenum nanosheet / graphene-based fiber membrane.
Owner:北京康烯科技创新研究有限公司
Three-dimensional photothermal conversion material, device and method capable of efficiently treating saline water and wastewater
ActiveCN112897618AGood water dispersibilityUnique Microscopic Thermal Confinement EffectGeneral water supply conservationSeawater treatmentHigh concentrationPolymer electrolytes
The invention discloses a three-dimensional photothermal conversion material, device and method capable of efficiently treating saline water and wastewater. The preparation method comprises the following steps: adjusting the pH value of a graphene oxide solution to 7-13 to obtain a solution A; preparing a polymer electrolyte solution to obtain a solution B; dropwise adding the solution B into the solution A according to the concentration ratio of the solution A to the solution B being (3:1)-(3:12) to obtain an electrified graphene oxide compound solution; immersing pretreated clean and dry melamine foam into an electrified graphene oxide compound solution, so that the electrified graphene oxide compound solution is fully absorbed by the melamine foam; and placing the melamine foam subjected to adsorption saturation in a drying oven at 60-200 DEG C for heat treatment for 6-24 hours, and cleaning and drying the melamine foam to obtain the three-dimensional photothermal conversion material. The material disclosed by the invention is high in photothermal conversion rate, good in performance stability, good in elasticity, easy to cut, capable of being recycled for multiple times, simple in preparation process, low in synthesis cost and wide in application range, and can be used for desalination of seawater with low to high concentration, purification of combined polluted water and the like.
Owner:ZHEJIANG UNIV
A kind of inorganic-inorganic nano-hybrid material with double mesoporous core-shell structure and its preparation method and application
ActiveCN106620729BReduce process stepsEasy to operateEnergy modified materialsPharmaceutical non-active ingredientsNano hybridBiocompatibility Testing
Owner:SHANGHAI UNIV
Palladium nanosheet/graphene-based traditional Chinese medicine hot compress device
InactiveCN112022494AEasy to installEasy to cleanMaterial nanotechnologyTherapeutic coolingEngineeringGraphite
The invention provides a palladium nanosheet / graphene-based traditional Chinese medicine hot compress device. The palladium nanosheet / graphene-based traditional Chinese medicine hot compress device ischaracterized by comprising a hot compress sleeve and a palladium nanosheet / graphene-based heating film, wherein a first accommodating bag is arranged at the outer side of the hot compress sleeve, and is used for accommodating the palladium nanosheet / graphene-based heating film; and a second accommodating bag is arranged at the inner side of the hot compress sleeve, and is used for accommodatinga traditional Chinese medicine bag. The palladium nanosheet / graphene-based traditional Chinese medicine hot compress device provided by the invention realizes the photo-thermal and electro-thermal diversified heat production function through the efficient photo-thermal conversion efficiency and electro-thermal conversion efficiency of the palladium nanosheet / graphene-based heating film, and achieves the effects of high active ingredient absorption rate, heat production stability and the like.
Owner:北京康烯科技创新研究有限公司
High-efficiency low-heat-loss non-imaging concentrating heat collector with heat storage function
PendingCN109579318AHighlight substantive featuresReduce heat lossSolar heating energySolar heat storageEngineeringHeat losses
The invention provides a high-efficiency low-heat-loss non-imaging concentrating heat collector with a heat storage function. The high-efficiency low-heat-loss non-imaging concentrating heat collectorwith the heat storage function comprises a compound parabolic mirror and vacuum heat collector tubes. Each vacuum heat collector tube is composed of double layers of vacuum glass tubes comprising aninner glass tube and an outer glass tube, wherein the interval between the inner tube and the outer tube is vacuumized. A heat-conducting fin metal tube and a U-shaped heat conducting pipe are arranged in each vacuum heat collector tube, wherein the radial section of the heat conducting finned metal tube is formed in the manner that three fins are connected into an outer circle. The included angleof the three fins is 120 degrees, the inner area of the heat conducting finned metal tube is divided into three areas by the three fins, two areas store a heat exchange medium, and the other one areais filled with a heat storage medium. The U-shaped heat conducting tube is arranged in the two areas filled with the heat exchange medium, and the U-shaped heat conducting tube is fixed to the positions tangent to the midpoints of the two adjacent fins of the heat conducting finned metal tube. The high-efficiency low-heat-loss non-imaging concentrating heat collector with the heat storage function solves the problem that heat cannot be transferred by a heat absorbing medium in the heat collector tubes in time, so that the heat exchange medium in the vacuum heat collector tubes rises to be excessively high, and then the heat collector tubes burst.
Owner:北京市热力集团有限责任公司 +1
Preparation method and application of polypyrrole photo-thermal film for intercepting volatile organic compounds (VOCs) in water pollution
ActiveCN112374562AStrong light absorptionTo achieve the purpose of purificationGeneral water supply conservationWater contaminantsPolypyrroleSurface oxidation
The invention discloses a preparation method and application of a polypyrrole photo-thermal film for intercepting VOCs in water pollution. The invention belongs to the field of water resource purification materials. The invention aims to solve the technical problems that an existing photo-thermal material can not separate VOCs existing in the form of synthetic organic matters in water and can notseparate volatile biological organic compounds generated by microbial metabolism in natural water. The method comprises the following steps: 1, spin-coating photoresist on the surface of a silicon wafer with a surface oxide layer; 2, photo-etching to prepare a micron-sized grid array structure; 3, soaking and eluting in a silicon dioxide removal solution; 4, treating in a KOH solution; and 5, electro-depositing polypyrrole, and removing the template to obtain the polypyrrole film with the micron silicon cone structure on the surface; or directly etching the silicon wafer without an oxide layerby using a KOH solution, and then electro-depositing polypyrrole to obtain the polypyrrole film. The photo-thermal material disclosed by the invention has the advantages of high photo-thermal conversion rate, good water quality purification effect and simple preparation process.
Owner:HARBIN INST OF TECH
Non-layered molybdenum nanosheet/graphene-based fiber membrane and preparation method thereof
ActiveCN112011891BHigh porosityImprove flexibilityFilament/thread formingMonocomponent synthetic polymer artificial filamentFiberSpinning
Owner:北京康烯科技创新研究有限公司
Preparation method of photo-thermal water evaporation material
PendingCN114249371AImprove light-to-heat conversion efficiencyImprove thermal conductivityGeneral water supply conservationSeawater treatmentFiberCopper sulfate
The invention relates to a preparation method of a photo-thermal water evaporation material, cotton is used as a carrier, and is sequentially impregnated in a Tris buffer solution with the pH value of 8-8.9, a dopamine hydrochloride aqueous solution, a hydrogen peroxide aqueous solution of copper sulfate and a graphene dispersion solution to prepare cotton with a polydopamine and graphene modified layer, the method is simple, the preparation cost is low, and the preparation method is suitable for industrial production. The prepared material can reduce the heat loss problem of water in the transportation process and improve the photo-thermal conversion rate. Cotton is used as a carrier and is low in cost, environmentally friendly and non-toxic, the cotton has extremely low thermal conductivity and is a hydrophilic material, fibers are of a hollow structure, have a capillary effect and can effectively absorb water, graphene has good thermal conductivity and structural stability, and the photo-thermal conversion efficiency of the material can be improved; the polydopamine has good adsorption performance and photo-thermal characteristics, and connects the cotton and the graphene together, thereby being beneficial to forming a stable composite material, and being particularly suitable for being used in the fields of seawater desalination, sewage treatment and the like.
Owner:YANCHENG INST OF TECH
Preparation method of novel rat osteoarthritis model
InactiveCN108452305AAttributes are stableImprove securityEnergy modified materialsArticular cavityLigament structure
The invention discloses a preparation method of a novel rat osteoarthritis model. The preparation method comprises the following steps of (1), preparing a photothermal nano material Cu9S5@SiO2; (2), conducting intraperitoneal anesthesia on abdominal cavities of SD male rats at the age of 6-8 weeks and with the weight of 180-240 g by using 1% pentobarbital at a dose of 40 mg / Kg, injecting 100 microliters of 100 Mug / ml evenly mixed Cu9S5@SiO2 solution into articular cavities, and injecting into knee joint cavities of the rats through infrapatellar ligaments of the rats; (3), using a 980 nm, 0.72W / cm<2> near-infrared laser for irradiation of rat knee joints, wherein the irradiation continues to be conducted for 10 min after the maximum temperature of the rat knee joints exceeds 50 DEG C; (4), after 4 weeks, taking right knee joints of the SD rats to evaluate the damage situation through knee joint cartilage HE staining. The method is simple to operate, quantification and precise controlof energy damage can be achieved, and the temperature rise condition can be monitored under a thermal imager to achieve the visualization of the damage process.
Owner:SHANGHAI FIRST PEOPLES HOSPITAL
Heat storage type solar heat collection plate installation structure
PendingCN109520150AGood light positionEasy to useSolar heating energySolar heat collectors with working fluidsEngineeringStorage type
The invention discloses a heat storage type solar heat collection plate installation structure which comprises a sliding rail, a sliding block, a heat collection plate, a connecting rod, a bottom plate, a connecting plate, a connecting ring, wind retaining shed cloth, a vertical plate, a winding roller, a side plate, a fixed bolt, a constant-angle bolt, a seat plate, a rotary shaft, an adjusting pipe, a support leg and a heightening bolt. The connecting rod and the adjusting pipe are arranged on one side of the bottom end of the solar heat collection plate, and the other side of the bottom endof the solar heat collection plate is slidably connected into a sliding chute in the top end of the connecting plate; through adjusting the length of the connecting rod in the adjusting pipe, the angle of the heat collection plate relative to the ground is adjusted; the seat plate is rotatably connected to the middle of the bottom end of the bottom plate, so that the direction of the whole heat collection plate can be adjusted through rotating the whole seat plate; and through adjusting the angle and the direction, the heat collection plate can conveniently find a better illumination position, so that the photo-thermal conversion rate of the solar heat collection plate is high, and the use effect is good.
Owner:WUHAN XINBOMING TECH DEV
Application of porous carbon nanorods in near-infrared light-induced dual phototherapy
ActiveCN106822892BSingle shapeAdjustable sizePhotodynamic therapyAntineoplastic agentsHigh concentrationCancer cell
The application of porous carbon nanorods in near-infrared light-induced dual phototherapy. The feature of the present invention is to use porous carbon nanorods as a matrix to absorb near-infrared light energy, transform and generate high-energy heat and high-concentration active oxygen, so that it can be used as a phototherapy at the same time. Thermal and photodynamic therapeutic agents are used to kill tumor cells. Porous carbon nanorods have the characteristics of low production cost, good biological safety, strong infrared light absorption, high photothermal conversion rate, and high active oxygen production rate, which is conducive to improving the utilization rate of laser energy and enhancing the killing efficiency of cancer cells. Near-infrared light-induced dual phototherapy has broad application prospects.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Preparation method and application of water-dispersible carbon nano-onion
ActiveCN106882791BImprove purityHigh photothermal conversion rateMaterial nanotechnologyCarbon compoundsCarboxyl radicalWater dispersible
The invention discloses a preparation method and application of water-dispersible carbon nano onion. According to the preparation method, candle ash is utilized as a raw material, and the candle ash which is not dispersed in water originally is changed into water-dispersible carbon nano-particles through ultrasonic treatment in strong-oxidation acid solution. The carbon nano onion has higher photo-thermal conversion efficiency, also has the advantages of good biocompatibility, good stability, simple preparation, low cost and the like, and can be applied to the field of photo-thermal treatment of tumors and the like. Meanwhile, as carboxyl is on the surface of the carbon nano onion, the carbon nano onion can be modified by molecules with amino; thus, a multifunctional photo-thermal reagent based on the carbon nano onion can be constructed.
Owner:SOUTHEAST UNIV
A kind of non-layered molybdenum nanosheet/graphene-based fiber film and preparation method thereof
ActiveCN112030349BHigh porosityImprove flexibilityFilament forming substance formingNon-woven fabricsFiberSpinning
Owner:北京康烯科技创新研究有限公司
Solar fixed focus multi-dish collector thermal power generation system
ActiveCN104775998BAvoid destructionSave waterFrom solar energyMachines/enginesCollector deviceEngineering
The invention relates to a solar fixed-focus multi-dish heat collector thermal power generation system, which is composed of a heat collector, a heat storage device, a steam generator, a superheater, a turbogenerator set, an air cooler and a condensate tank. The hot oil pipe and the cold oil pipe are respectively connected to the heat accumulator through the hot oil main pipe and the cold oil main pipe, and a circulating oil pump is installed on the cold oil main pipe, and the heat accumulator and the steam generator are respectively connected by an oil return pipe and an oil delivery pipe , a hot oil pump is installed on the oil return pipe, the steam generator and the superheater are connected by a steam pipe, the superheater is connected to the turbogenerator through the superheater pipe, the turbogenerator is connected to the air cooler by the steam pipe, and the air cooler is connected through the condensing The water pipe is connected to the condensate tank, and the condensate tank is connected to the steam generator through the condensate pipe, and the condensate pump and iron remover are installed on the condensate pipe. The invention adopts a fixed focusing multi-dish heat collector to construct a light field, and has the advantages of strong wind resistance, high conversion rate of light to heat and electricity, and heat loss of heat pipes.
Owner:陕西科弘实业发展有限公司
Solar energy heat collection system and method
InactiveCN109682094AHigh photothermal conversion rateImprove performance qualitySolar heating energySolar heat collector for particular environmentCollection systemEngineering
The invention relates to a solar heat collection system. The solar energy heat collection system comprises a detection device, a heat collection device, an energy storage device, a heating device, a water tank and a circulating pump. The detection device comprises a detection base. A detection rod is arranged on the detection base. The heat collection device comprises a heat collection base. A support plate is arranged above the heat collection base. A plurality of heat collectors are uniformly arranged on the top surface of the support plate. Four groups of lifting components are arranged between the support plate and the heat collection base. Each lifting component comprises a motor and a telescopic rod. The output end of each motor is connected with the fixed end of the corresponding telescopic rod, and the telescopic end of each telescopic rod is connected with the support plate. Sunlight at different time points irradiates the detection rod, so that shadows of different lengths are formed on the detection base, information is fed back to the system through sensors, and the system controls the four motors to drive the corresponding telescopic rods to extend, so that the plane position of the support plate is changed, namely, the included angle between the top surface of the support plate and the irradiated sunlight is changed, and thus the light-heat conversion rate is increased.
Owner:LANZHOU INST OF TECH
Titanium nanosheet/graphene-based traditional Chinese medicine hot compress device
InactiveCN112007267APromote blood circulationImprove absorptionMaterial nanotechnologyMedical devicesHeating filmElectric heating
The invention provides a titanium nanosheet / graphene-based traditional Chinese medicine hot compress device. The device comprises a hot compress sleeve and a titanium nanosheet / graphene-based heatingfilm, a first containing bag is arranged on the outer side of the hot compress sleeve, the first containing bag is used for containing the titanium nanosheet / graphene-based heating film, a second containing bag is arranged on the inner side of the hot compress sleeve, and the second containing bag is used for containing a traditional Chinese medicine bag. According to the titanium nanosheet / graphene-based traditional Chinese medicine hot compress device, by means of the efficient photo-thermal conversion efficiency and electric-thermal conversion efficiency of the titanium nanosheet / graphene-based heating film, the functions of electric heating and photo-thermal diversified heat production are achieved, and the effects of being high in active ingredient absorption rate, stable in heat production and the like are achieved.
Owner:北京康烯科技创新研究有限公司
Preparation method and application of polypyrrole photothermal film for intercepting volatile organic compounds in water pollution
ActiveCN112374562BStrong light absorptionTo achieve the purpose of purificationSemi-permeable membranesGeneral water supply conservationPolypyrroleSurface oxidation
Owner:HARBIN INST OF TECH
Palladium nanosheetgraphene-based heating film
InactiveCN112020161APrevent leakageRealize diversified heat production functionsOhmic-resistance waterproof/air-tight sealsSynthetic resin layered productsFiberGraphite
The invention provides a palladium nanosheetgraphene-based heating film, which comprises a first transparent insulating layer, an electrode, a second transparent insulating layer and a palladium nanosheetgraphene-based fiber membrane, wherein the first transparent insulating layer covers one surface of the palladium nanosheetgraphene-based fiber membrane, the second transparent insulating layer covers the other surface of the palladium nanosheetgraphene-based fiber membrane, one end of the electrode is electrically connected with the palladium nanosheetgraphene-based fiber membrane, and the other end of the electrode extends out of the first transparent insulating layer or the second transparent insulating layer. According to the palladium nanosheetgraphene-based heating film disclosed bythe invention, by virtue of the high-efficiency photo-thermal conversion efficiency and electro-thermal conversion efficiency of the palladium nanosheetgraphene-based fiber film, the electric heatingand photo-thermal diversified heat production functions are realized.
Owner:北京康烯科技创新研究有限公司
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