52 results about "Multi response" patented technology

The invention belongs to the field of high polymer materials, and relates to a method for preparing a nano fluorescence thermometer based on thermosensitive controllable nano microspheres with fluorescence property. The method comprises the following steps of: synthesizing core/shell-structured polymer nano microspheres with thermosensitive characteristic; and compounding fluorescent molecules with aggregation-induced emission (AIE) property into the shell layers of the microspheres to realize sudden fluorescence enhancement of the fluorescent molecules so as to obtain the thermosensitive controllable nano hydrogel microspheres with the fluorescence property, wherein the fluorescence intensity of the microspheres is linearly reversibly reduced or enhanced with the rise and reduction of the ambient temperature, and the microspheres have high stability in a range of 2 to 95DEG C. The thermosensitive hydrogel material has high application value and good prospect in the aspects such as nano fluorescence thermometers, nano-biomaterials, multi-response sensors and the like.

The invention belongs to the field of computer graphics and image processing, in particular to a video tracking algorithm of multi-template and adaptive feature selection. The invention aims at the single feature problem and the frequent template updating problem of the previous algorithm. A feature fusion method combining convolution feature and manual feature is proposed, and the feature channels are weighted by dimension reduction and entropy value. At the same time, the multi-template is trained to get multi-response map in each frame. After fusion, the final target position and scale arefound, and the template is updated according to the threshold value. The method of the invention has the following beneficial effects: 1. under the condition of ensuring real-time processing, the adaptability of tracking under complex scenes is effectively improved; 2. The accuracy of single target tracking is improved.

A combustion system having at least one wall enclosing a combustion chamber and forming a plurality of burner or burner nozzle openings. Disposed within each of the openings is a premix burner or burner nozzle, each of which has a premixed fuel/oxidant outlet proximate the combustion chamber and a fuel/oxidant inlet distal from the combustion chamber. At least a portion of the premix burners or burner nozzles are sized to produce different fuel/oxidant delivery disturbance response times in response to a pressure disturbance within the combustion system. Differences in fuel/oxidant delivery response times are achieved by using burners or burner nozzles having different internal dimensions, different volume flow rates, and, optionally, by varying the fuel/oxidant ratios of the mixtures flowing through the burners or burner nozzles.

The invention discloses a triblock polymer with a multi-response property for temperature and carbon dioxide. The polymer is methoxy polyethylene glycol-b-polyethylmethacrylate dimethyl betaine-b-poly dimethyl aminoethyl methacrylate; bromine-terminated methoxy polyethylene glycol serves as a macro-molecule initiator, and the triblock polymer is synthesized through an atom transfer radical polymerization reaction. The method is mild in reaction conditions, simple in operation and high in product yield; compared with an ordinary free radical polymerization reaction, the molecular structures of products are more regular, the molecular weight is controllable, and the distribution is narrower. The polymer disclosed by the invention contains a non-ionic polymer block (MPEG), a cationic polymer block (PDMAEMA) and a zwitterionic polymer block (PSBMA) at the same time, has good biocompatibility and biological fouling resistance, has the multi-response property for the temperature and the carbon dioxide in solution, and can serve as a carrier to realize load, transmission and target control release for medicine.

The invention discloses a multi-response supramolecular hydrogel factor, a hydrogel and a preparation method thereof. The method comprises the following operation steps: chemically modifying phenylalanine with activated ferrocene to obtain a ferrocene-phenylalanine hydrogel factor; and diluting a dimethylsulfoxide solution of the gel factor to 0.5%(w/v) with a PBS (phosphate buffer solution) having a pH value of 7.4, thus forming the hydrogel. The hydrogel prepared by the invention is simple and cheap, has multi-response property and simultaneously reserves the reduction-oxidation activity of ferrocene and the bioactivity of amino acid or short peptide, thus being hopefully used widely in the fields of such as medicine slow release, biosensing, response materials and the like.

The invention discloses an emergency material reserve optimization system, which comprises an emergency material module, an emergency event module, an emergency material demand model, an emergency material demand estimation, an emergency material reserve optimization and a front-end display control module. The present invention optimizes and calculates the resource requirements required for emergency events with multiple response levels; at the same time, it provides an optimization strategy for the distributed federation storage mechanism to guide the coordinated transfer of material supply between post-disaster regional warehouses (first-level warehouses, second-level warehouses) and first-aid kits , can output accurate and efficient emergency material reserve plan (including warehouse and first aid kit reserve plan), to ensure that the materials stored in the warehouse and first aid kit meet the emergency needs, so that the emergency material reserve management level has been significantly improved. Avoid repeated reserves and insufficient reserves in emergency material reserves, and improve the efficiency and effect of emergency resource protection.

The invention discloses a multi-response parameter optimization method based on principal component analysis and a neural network. The method comprises the following steps: 1) eliminating the correlation of a plurality of responses by principal component analysis; 2) taking the horizontal combination value of influence factor variable temperature and time as an input variable of the neural network, taking a corresponding MPI (Multi-response Performance Index) value as the expected output variable of the neural network, and establishing a RBF (Radial Basis Function) neural network model; and 3) utilizing the RBF neural network model obtained by training to search an optimal technological parameter. A RBF neural network prediction model of a mapping relationship between a production process influence factor and the multiple responses is established, the principal component analysis is applied to convert a multi-response index into an irrelevant index, the multi-response index is converted to a single-response index of comprehensive assessment through weighting, the response with high prediction ability is optimally improved, and the optimization of the integral effect of the plurality of responses is realized.

The invention relates to a preparation method of a multi-response graphene/graphite oxide film. The method comprises the following steps of: ultrasonically dispersing the graphite oxide in deionized water to obtain a graphite oxide aqueous solution, and then, regulating the pH value to 2-6 by using acid; placing an active metal plate in the graphite oxide aqueous solution, placing the graphite oxide aqueous solution on a horizontal platform and maintaining temperature of 10-15 DEG C, standing, taking out the active metal plate 1-7 days later, washing, drying, and peeling off the film, then, thereby obtaining the multi-response graphene/graphite oxide film. The preparation method provided by the invention is simple, and can implement large-scale and low-cost production.

The invention discloses a preparation method of an anti-counterfeiting material based on a multi-response platinum lighting-emitting and color-changing complex and application of the anti-counterfeiting material and belongs to the field of application of visible light lighting-emitting and color-changing materials. After the anti-counterfeiting material is treated with 1,2-dichloroethane and chloroform steam, the colors of two samples are yellow incapable of being distinguished with naked eyes, under irradiation of an ultraviolet lamp, the two samples give out yellow light, and the positions of emission peaks are the positions of 536 nm. When the two samples are heated at the temperature of 50 DEG C, the color of the sample treated with 1,2-dichloroethane is changed into orange red, the color of the emitted light is changed into bright red, and the position of the emission peak is the position of 693 nm. The color and emitted light of the sample treated with chloroform are not affected by heating. The anti-counterfeiting material based on the divalent platinum compound has dual responses to light and heat, the anti-counterfeiting safety performance is improved, the advantages of being low in cost, simple in process, high in reliability, convenient to operate and the like are achieved, and high application value is achieved in the field of anti-counterfeiting materials and technologies.

The invention relates to a DNS agent cache optimization method and system based on multi-dimension aggregation. The method comprise following steps of 1), filtering requests for illegal domain names; 2), directly responding user requests if the domain names are legal and the domain names are hit in a DNS agent cache; finishing domain name inquiry behaviors; otherwise, going to a step 3); 3), forwarding the domain name requests to a cache domain name server by the DNS agent cache; receiving and storing response results of the cache domain name server; 4), successively interposing the legal domain names in a multi-layer hash table; updating the inquiry frequency and inquiry time for each cache item; carrying out aggregation storage to multi-response IPs of the final stage domain names according to a format of { network segment names: host number lists }; 5), processing a conflict by using a linear method if there is a hash conflict; 6), calculating a replacement probability for each table item if the hash table is full; and replacing the table items according to the minimum replacement probability.

The invention relates to a multi-response polyurethane acrylate (PUA)-based copolymer and a preparation method thereof. The preparation method comprises the following steps: uniformly mixing a PUA prepolymer, N-isopropylacrylamide and an acrylic monomer according to a certain ratio in an N,N-methylene acrylamide (DMF) solvent, adding a photoinitiator, and irradiating the mixture under an ultraviolet lamp to initiate free radical polymerization, thereby obtaining the multi-response copolymer. According to the invention, an active diluent is added on the basis of PUA for cross-linking copolymerization, and chain segments interact with each other to inhibit crystallization, so that a glass transition region with a relatively wide temperature interval is obtained, and a multiple shape memory effect is obtained on the basis of an original PUA single shape memory cycle (SMC). Due to the compact cross-linked structure, the hydrogel also has a slow-release effect in the aspect of drug release,and is expected to be used in the field of biomedicine.

The invention relates to an ocean ecologic toxicology research platform based on a microfluidic chip. The invention provides a microfluidic chemotactic chip. The microfluidic chemotactic chip is formed by the following units: a chip cell culture unit, a chip composite pollution generation unit, a chip pollutant concentration gradient generation unit, a chip control unit and a chip detection system. By integrating various pollutant composite units, the pollutant concentration gradient generation unit, and the array cell culture, cell stress, marking and corresponding detection units on the chip, the multi-index, multi-parameter and multi-response-event analysis for the damage action process of the environmental pollution for the marine organisms can be realized, the toxicity effect of the pollutants can be determined, and a great amount of important toxicology information can be acquired in a single experiment. The ocean ecologic toxicology research platform is significant in functionalcharacteristics in integration and flux compared with the traditional ecologic toxicology toxicity experimental method, and is simple in operation and low in cost; and meanwhile, the platform also has certain universality and can be extensively used for other research fields of the marine environmental sciences.

A multi-response surface method for calculating vibration reliability of a mistuned bladed disk comprises the following specific steps: simulating mistuning of the bladed disk by changing elasticity modulus of various blades, and determining the factor which affect vibration reliability of the bladed disk; analyzing structural load in the influence factor; carrying out vibration mode analysis andtransient response analysis on the bladed disk under the influence of structural load, and acquiring basic parameters for analysis of the vibration reliability of the bladed disk; constructing a multi-response surface method mathematical model for analysis of the vibration reliability of the mistuned bladed disk; analyzing the vibration reliability of the bladed disk by using the multi-response surface method; and verifying effectiveness of the multi-response surface method. The method is high in calculating speed and high in precision, can visually show change relation of output response, andprovides a new way for analysis of reliability engineering.

The invention relates to a preparation method of multi-response carbon quantum dots. The preparation method comprises the following steps: (1) preparing a water solution of quantum dots, putting glycidyl methacrylate into the water solution, enabling the components to react sufficiently, collecting a solid product, and drying; (2) performing a polymerization reaction on a dried product, N,N-diethyl acrylamide and acrylic acid as raw materials, performing sedimentation, and collecting a polymer, thereby obtaining the multi-response carbon quantum dots. The multi-response carbon quantum dots prepared by using the method are well applicable to environment monitoring or biomass cell identification. The preparation method provided by the invention is simple and convenient in synthesis process,simple and feasible in aftertreatment step and applicable to large-scale production.

The invention relates to a compound drug carrier for multi-response mechanism and preparation method thereof. The compound drug carrier achieves three types of response mechanisms, exogenous stimulus magnetic fields, heat and endogenous stimulus pH, to regulate drug target release. The present invention provides a method to control drugs to release fixed concentration quantity drug in the target area within certain time. The method solves the problem of drug or medicine waste arising from traditional methods. The present invention alters the lowest solution temperature of polymer liquids through regulating the structure of molecular entity in the syntheses process of polymers. Through altering the temperature, the method regulates the physical characteristics of nanometer drug carrier to control the release of drug targets. FePt nanometer granule wrapped by polymers alters the polymer temperature through regulating the magnetic fields to cause the polymer to have phase transformation, to achieve the purpose of controlling drug releases. The nanometer carrier has superior cell compatibility, high cell intake rate and low cell toxic, and has wide application prospect in regulating the release of drug target and treating cancer diseases.

The invention relates to a first-aid system for an on-site emergency ambulance. The first-aid system is characterized by comprising concurrence transmission multi-channel wireless sensing receiving gateways arranged on the ambulance, wireless audio frequency sensing nodes on an accident spot, wireless video frequency sensing nodes on the accident spot, and wireless electrocardio sensing nodes on the accident spot. Data synchronization is carried out according to a continuous time synchronization mechanism among the multiple sensing nodes on the accident spot, and data transmission is achieved through a network multi-response type time division multiplexing transmission mechanism between the nodes on the accident spot and the gateways on the ambulance. The first-aid system for the on-spot emergency ambulance solves the problem that on actual emergency accident spots such as highways, field areas and high-rise buildings, a large number of or a single wounded person or patient is far from the ambulance, and the wounded person is seriously hurt and is uneasy to transfer, and many wounded persons and patients cannot be carried onto the ambulance on the accident spot for salvation and badly require ambulance men to take first aid measures on-spot.

The invention provides multi-response fluorescent ink and a preparation method. The multi-response fluorescent ink comprises, by weight, 0.5-5 parts of rare earth metal salt, 1-5 parts of organic ligands, 50-70 parts of organic solvents, 20-30 parts of polymer resin and 0.1-2 parts of auxiliaries, wherein the rare earth metal salt is selected from one or two of europium salt and terbium salt, theorganic ligands are beta-diketone molecules, the polymer resin is selected from one or more of acrylic resin, epoxy resin, ethylene resin and polyurethane, and the auxiliaries are selected from dryingcatalysts, diluents, viscosity reducers, thinners, antioxidants, anti-gelling agents, defoaming agents, surfactants, anti-pitting agents, slipping agents and plasticizers. The fluorescent ink presents different fluorescent colors under the ultraviolet condition of different wavelengths, can present multicolor fluorescence after being stimulated by different substances, and has the advantages of high anti-counterfeiting level and strong anti-counterfeiting capacity.

The invention discloses a multi-intelligence responsiveness microcapsule. The multi-intelligence responsiveness microcapsule is prepared from aliphatic polyamine polyurethane and ferroferric oxide, wherein each of the aliphatic polyamine polyurethane and the ferroferric oxide is of a laminated structure and a plurality of layers of the aliphatic polyamine polyurethane and the ferroferric oxide arearranged; the aliphatic polyamine polyurethane layers and the ferroferric oxide layers are alternately assembled together layer by layer to form the aliphatic polyamine polyurethane/ferroferric oxideintelligence response hollow microcapsule; the surface of the microcapsule is modified by an anti-tumor hydrophilic drug. The invention further discloses application of the microcapsule serving as acarrier for delayed release of the drug, and a preparation method of the microcapsule. The multi-intelligence response microcapsule is prepared by utilizing a layer-to-layer self-assembling method; the method is simple and convenient and low cost; the multi-intelligence response type microcapsule has excellent multi-response performance including pH (Potential of Hydrogen), temperature, near infrared, magnetic response and the like and good biocompatibility; a cancer treatment drug doxorubicin hydrochloride is modified on the surface of the microcapsule so that the target property and the utilization rate of the drug are enhanced; the multi-intelligence responsiveness microcapsule has a good application prospect in the field of controlled release of the multi-intelligence response drugs.

A damper assembly system that can provide for multiple frequency responses to control Aeolian vibration in EHV (Extra High Voltage) applications is disclosed. The damper assembly comprises an asymmetric design that enables two disparate frequency responses at either side of the clamp that attaches the damper to a suspended member or cable. Two additional frequency responses are enabled at an inlet point of each of the damper weights. The damper weights can have a rounded or egg- shape together with an inner cavity so as to control corona discharge in EHV applications. Additionally, the tuned weights can be of disparate mass as well as asymmetric distances from the clamp.

The invention discloses a multi-response intelligent zinc-air battery and a preparation method thereof. By mixing a carbon nanotube or graphene with a polymer PEDOT-b-PEO and ultrasonically dispersingthe mixture, a catalyst for preparing a multi-response foam positive electrode is prepared. Further, the multi-response foam positive electrode for the intelligent zinc-air battery is prepared by repeatedly immersing the elastic foam in the dispersion liquid of the catalyst. The multi-response foam positive electrode can achieve multiple responses to pressure, ultraviolet light and sunlight, andcan form the intelligent zinc-air battery with a metal zinc negative electrode and an alkaline polymer gel electrolyte. The method is simple in process, low in production cost and low in environmentalpollution, and is an important innovation in the field of energy devices. Therefore, the multi-response foam positive electrode has a wide application value and prospect in the preparation of intelligent zinc-air battery with multiple responses to pressure, ultraviolet light and sunlight, and other devices or intelligent energy management devices with responses to external stimuli.

A multi-response-model confirmation measurement method based on a probability box frame comprises the steps that corresponding simulating calculation models are established according to relevant theories and input conditions of concrete problems; input parameters of the established corresponding simulating calculation models are divided into random uncertainty, cognition uncertainty and mixture uncertainty, and the parameters are evaluated to determine specific distribution; M*N double-layer sampling is conducted on the models to obtain multi-dimensional samples of M sets of models; mahalanobis distance conversion is conducted on each set of samples to obtain mahalanobis distance samples; the mahalanobis distance sample values are countered; an area measurement interval of two probabilityboxes is calculated. By adopting a probability box method, the simultaneously existing problem of random uncertainty and cognition uncertainty can be effectively described, existing probability modelsand interval number and evidence structures can be directly converted into the forms of probability boxes, uncertainty description conforms to project customs and is easily accepted and used by project workers.

The invention discloses a preparation method of a MnO2 carrier coated pharmaceutical precursor 5- ALA. The method comprises the following steps: first, dissolving 100 mg of 5-ALA in 2ml of deionized water to adjust the pH to 7 for storage; then putting 250mu L of 50 mg/ml 5-ALA, 14mg of EDC, 9.3mg of NHS and 4.8ml deionized water into a 25ml round-bottom flask, and reacting at room temperature for30min; then adding 0.486g of BSA, and reacting at room temperature for 12h; dissolving 14mg of MnCl2 and 4H2O in 1ml water, dropwise adding the obtained solution to the reaction solution obtained inthe above step, and adjusting the pH of the reaction solution to 11 with 1M NaOH; then transferring the reaction solution to a dialysis bag after 2h, dialyzing for 3 days in deionized water to obtaina final product, and storing the final product in a refrigerator at 4 DEG C. By using synthetic protein and drug molecular complex, and mineralizing multi-response type MnO2, the MnO2 carrier coated drug precursor not only can be used as a stabilizer to mineralize and synthesize MnO2, but also can be used as a carrier of 5-ALA to enhance the blood circulation time, thereby realizing enhanced photodynamic therapy.