36results about How to "Stable generation" patented technology

The invention relates to a uniform carbon-coated mesoporous silicon carbon negative electrode material and a preparation method and application thereof.The preparation method comprises the steps that a product obtained after pyrolysis and carbonization of a biomass carbon source is subjected to alkali activation treatment, acid pickling, drying, smashing, passivation, water washing and drying are conducted to obtain a mesoporous carbon matrix, nanometer silicon particles are deposited in pores of the mesoporous carbon matrix, and the uniform carbon-coated mesoporous silicon carbon negative electrode material is obtained. Then selecting a low-temperature carbonization material and polyethylene glycol to perform pre-carbonization and complete carbonization treatment on the mesoporous silicon carbon material to obtain a carbon coating layer, and finally obtaining the uniform carbon-coated mesoporous silicon carbon negative electrode material. When the uniform carbon-coated mesoporous silicon carbon negative electrode material is applied to a lithium battery, the mesoporous skeleton can effectively inhibit volume expansion of silicon in a battery circulation process, and the uniform carbon-coated layer can effectively reduce the risk of direct contact between the negative electrode material and an electrolyte, so that a stable SE I film is formed to reduce the occurrence of side reactions; and the first coulombic efficiency and the cycle performance of the battery are further improved.

The invention discloses a creativity evaluation situation controllable automatic generation method and system based on evolution optimization, and belongs to the technical field of intelligent education. According to the method, a closed-loop process of hierarchical constraint planning-Monte Carlo sentence level generation-evolution variation screening-simulation evaluation feedback iteration is adopted, a situation outline is planned firstly, then a seed text is generated, diversity and quality are optimized through Map-Elites, and a high-quality text is screened in combination with virtual evaluation feedback iteration. The system comprises a user request module, a data loading module, a model generation module and an interaction module. The problems that existing situation generation depends on experts, efficiency is low and controllability is insufficient are solved, the assessment situation with the complete structure and high adaptability is automatically generated, development cost is reduced, and large-scale standardized assessment is assisted.

The application discloses a method for preparing biofuel by low-temperature dechlorination of waste PVC and coupling biomass co-pyrolysis, which comprises the following steps: drying, crushing and screening waste PVC, and then performing low-temperature dechlorination in an inert atmosphere, wherein the carrier gas is inert gas, the dechlorination temperature is 340-380 DEG C, the dechlorination time is 20-40 min, and dechlorinated PVC is obtained; crushing and drying the dechlorinated PVC, and then mixing the dechlorinated PVC with biomass at a mass ratio of 0.1-10:1, and then heating and pyrolyzing at 500-700 DEG C for 20-40 min to obtain biofuel. The method achieves good dechlorination effect through step-by-step pyrolysis, and improves the quality of biofuel; the method has a simple process flow, does not need to add any catalyst and adsorbent, and has a good industrial application prospect.

The application belongs to the field of medical materials, and particularly relates to a metal core enhanced double-barrier piezoelectric nano system and a preparation method and application thereof. The preparation method comprises the following steps: first, a core-shell structure of'metal@mesoporous titanium dioxide@mesoporous barium titanate' is prepared through a step-by-step reaction, and then the target nanoparticles are obtained through lipid wrapping. The system innovatively constructs a double-barrier structure, can self-trigger active oxygen under a physiological pressure of 4 mmHg, realizes endogenous pressure self-driven treatment of malignant ascites, has the advantages of low pressure, high catalytic efficiency, long-term structural stability and good biocompatibility, solves the problems that existing treatment methods are highly invasive and depend on exogenous stimulation, and provides a new safe and efficient technical scheme for the treatment of malignant ascites.

This invention discloses a low-corrosion chloride molten salt heat transfer and storage medium, method, and application, belonging to the field of molten salt thermal storage technology. The high-heat-capacity, low-corrosion carbonate molten salt heat transfer and storage medium of this invention is composed of 18%~22% potassium chloride, 6%~10% sodium chloride, 1%~3% aluminum powder, 1%~3% magnesium powder, 1%~3% zinc powder, with the remainder being zinc chloride. Its key feature is the introduction of metal powder into the molten salt, which not only achieves excellent thermal storage performance at 600℃~800℃, but also reduces corrosion by utilizing the potential regulation ability of dissolved metal ions and the formation of highly active [Al] from gaseous chloride products through physical and chemical adsorption. This low-corrosion chloride molten salt heat transfer and storage medium achieves excellent thermal storage performance and low corrosivity, and can be applied in solar thermal power generation and molten salt energy storage.

The invention discloses a CUDA (Compute Unified Device Architecture)-based GPU (Graphics Processing Unit) parallel grating generation system and a CUDA-based GPU parallel grating generation method, pixel-level mapping calculation in a grating generation process is executed by GPU multithreads by adopting a CUDA-based parallel computing architecture, and better generation efficiency can be kept when high-resolution images and multi-parameter combinations are processed. A pre-verification mechanism of configuration management is matched, calculation interruption and result deviation caused by invalid parameters can be reduced, the generation process is more stable, repeated reproduction is more convenient, meanwhile, input images, output paths, grating parameters and mapping options are presented in a centralized mode through a graphical user interface, progress and state feedback is provided, and the generation efficiency is improved. Therefore, a user can complete configuration, execution and output management in the same process. In combination with compatible processing of Chinese paths and multi-format images and file output modes such as DFF, engineering access cost can be reduced, and convenience of result delivery can be improved.

This invention discloses a method for preparing high-entropy ceramic matrix composites using a reactive infiltration process, belonging to the technical field of ceramic matrix composites. The steps are as follows: at least four single-component carbides are ball-milled and mixed with a carbon source, then dispersed in a dispersion liquid to obtain a slurry; continuous fibers are woven into a preform, and an interface layer and a matrix layer are deposited to obtain a semi-dense composite material; the slurry is introduced through vacuum or pressure impregnation; and a high-entropy carbide matrix is ​​generated in situ and densified by reactive infiltration after embedding with a transition metal and its alloy. This invention solves the problems of long process cycles, high porosity, high cost, and insufficient introduction of high-entropy ceramics in existing processes, achieving rapid densification and improving the material's high-temperature stability, oxidation resistance, and ablation resistance. It is suitable for the large-scale production of thermal protection materials for hypersonic vehicles.

The invention discloses a traditional Chinese medicine residue sorting and quality grading method based on machine vision recognition. The method comprises the steps that an image sequence is collected, and exposure, white balance gain and light source driving quantity are recorded; a standardized image sequence is obtained through preprocessing, and a working condition drift tensor is constructed through batch difference; segmenting the target area, constructing an equivalent refraction-scattering weight map based on a particle size distribution parameter, a fiber orientation anisotropy parameter and a water-containing scattering indication parameter, and generating a physical token sequence; adopting improved VMama asymmetric scanning to obtain an anisotropic state characterization sequence; a prediction entropy is calculated, a physical consistency loss is constructed through a working condition drift tensor alignment residual error, and a self-adaptive normalized parameter set is obtained through TENT online updating; and reasoning to obtain a target sorting category and a target quality grade, and generating a shunting control instruction and grading record data for sorting and grading of a conveying line. According to the method, unmarked cross-working-condition sorting and consistent grading are achieved.

The application discloses a kind of based on diffusion model and DMTet representation's spatial structure node intelligent generation method and device, the method includes: (1) build the initial model of space structure node, and establish mixed node sample set;(2) to mixed node sample set is enhanced and preprocessed, and the node geometry is converted into the unified three-dimensional training representation based on DMTet;(3) train diffusion model to learn node geometry distribution;(4) generate new node three-dimensional geometry representation by reverse diffusion iteration;(5) the generated result is mapped back to DMTet representation, carries out geometry reconstruction, obtains engineering available model.The application is through the technical route of " mixed sample set + diffusion model + DMTet continuous representation + tetrahedral mesh extraction", while guaranteeing the continuity of node structure and the rationality of mechanics, improves node form diversity, training stability, geometry continuity and engineering entity reconstruction efficiency, and is suitable for the intelligent design of complex spatial structure node.

This utility model discloses a foaming device, belonging to the field of microbubble cleaning technology, specifically relating to a micro / nanobubble generating device, comprising: a cavity with a fluid inlet and a mixed fluid outlet, the fluid inlet being used to receive a gas-liquid mixed fluid with a certain pressure; and a multi-stage vortex module disposed within the cavity; the multi-stage vortex module includes a flow channel composed of several blade units, used to cause the passing gas-liquid mixed fluid to undergo at least two rotational directional changes in opposite directions, thereby breaking the gas into microbubbles under the repeated impact and shearing action of the liquid. The blades in this utility model are assembled, and different numbers of blades can be selected depending on the length of the pipe; the blade shape is fluid-mechanically designed to facilitate the rotation of the liquid flow, achieving efficient and stable microbubble generation while significantly improving cost control, maintainability, and adaptability.

The invention belongs to the technical field of bearing materials, and discloses vinyl hyperbranched polysiloxane, a polyvinyl composite material bearing and a preparation method.The preparation method of the vinyl hyperbranched polysiloxane comprises the following steps that a first siloxane monomer containing at least four vinyl groups and a second siloxane monomer containing sulfydryl are mixed, then adding a photoinitiator, uniformly mixing, and performing ultraviolet irradiation to obtain an intermediate; and slowly dropwise adding an aqueous medium into the intermediate, adding a catalyst at the same time, and then reacting at 60-90 DEG C for 4-8 hours to obtain the vinyl hyperbranched polysiloxane. According to the invention, an efficient and mild vinyl hyperbranched polysiloxane synthesis system is constructed, and the controllability and storage stability of the product structure are improved. According to the invention, high-efficiency compatibility of inorganic filler and a polyethylene matrix is realized by virtue of the synthesized vinyl hyperbranched polysiloxane, and the comprehensive performance and service reliability of the polyethylene-based composite material bearing are greatly improved.

The control device of the microbubble generating device can implement microbubble generation operation control, which refers to driving the pressurizing pump to pressurize and supply liquid from the tank supply path to the tank, and supplying liquid from the tank to the liquid tank via the tank discharge path. The control device can implement first tank circulation operation control and second tank circulation operation control during the implementation of the microbubble generation operation control. The first tank circulation operation control refers to circulating the liquid in the tank in the tank circulation path by the tank circulation pump in a state where the gas introduction valve is open. The second tank circulation operation control refers to circulating the liquid in the tank in the tank circulation path by the tank circulation pump in a state where the gas introduction valve is closed. The control device drives the tank circulation pump at a first rotational speed in the first tank circulation operation control, and drives the tank circulation pump at a second rotational speed in the second tank circulation operation control. Accordingly, the liquid in the liquid tank can be stably and continuously supplied with microbubbles.

The application discloses a kind of multi-agent game driven advertising material cooperation method and system, belong to artificial intelligence technical field.The method includes: S1.advertising material scene hypergraph representation and initial state coding;S2.run multi-agent network in parallel, output local proposal and adaptive fusion, generate global state update input;S3.based on agent utility function, agent conflict potential function and constraint violation function, form unified constraint coupling potential game target;S4.based on constraint coupling potential game target, using original-dual iteration strategy to solve equilibrium material and carry out material update;S5.scene level approximate Shapley credit distribution is carried out, the contribution of each agent and narrative unit is quantified;S6.real delivery feedback and closed loop update agent parameter.The application generates advertising material by multi-agent game cooperation, can consider narrative, brand, conversion, compliance and novelty and realize closed loop optimization.

This invention belongs to the field of optical communication technology, specifically relating to a high-stability optically generated millimeter-wave system based on a phase-locked loop (PLL), comprising a first laser, a second laser, an acousto-optic frequency shifter, a dense wavelength division multiplexer (DWDM), an inner-loop feedback control loop, and an outer-loop signal output branch. The inner-loop feedback control loop includes, in series, a phase modulator, an optical filter, a photodetector, a frequency divider, a frequency and phase detector, a loop filter, a voltage-controlled oscillator (VCO), and a first power amplifier, wherein the output of the first power amplifier is connected to the acousto-optic frequency shifter. The inner-loop feedback control loop also includes a cesium atomic clock, a microwave source, and a second power amplifier; wherein the cesium atomic clock is connected to the microwave source and the frequency and phase detector, and the output of the microwave source is connected to the phase modulator after passing through the second power amplifier.

The application provides a SMPL-X action-to-text generation method based on global and local feature fusion, and belongs to the field of artificial intelligence. The input SMPL-X action sequence is preprocessed and encoded into double-flow action features; the double-flow action features are respectively mapped to a pre-trained large language model through independent projection branches of a cross-modal mapping module to obtain global conditions and local action prefix embeddings; a text generation module takes the decoder of the pre-trained large language model as a backbone network, extracts text prompt word embeddings based on a user-given text instruction, inputs the local action prefix embeddings and the text prompt word embeddings into the decoder after splicing, and injects the global conditions into each layer of the decoder through a cross-attention mechanism to generate description text in a self-recurrent manner. The application can stably and accurately generate description text that is consistent with the semantics of the action and sufficient in details, and improves the generation stability and cross-scene applicability when the action sequence is disturbed.

An object is to provide a sanitary washing device. A nozzle of the sanitary washing device includes a first cylindrical portion, a second cylindrical portion, and a cap portion. The second cylindrical portion has an inflow hole and an air supply hole that communicate with a gap between the first cylindrical portion and the second cylindrical portion. The first cylindrical portion has the inflow hole, a cross-sectional area of which is smaller than a cross-sectional area of an upper internal space above the inflow hole and smaller than a cross-sectional area of a passage hole of the cap portion. The cross-sectional area of the passage hole of the cap portion increases upward. The sanitary washing device changes a flow rate ratio of inflow to the inflow hole and switches a water flow between a first state in which, after a continuous water flow is discharged from the passage hole after passing through the through hole in a state in which there is a gap between the continuous water flow and an inner peripheral surface of the passage hole, the continuous water flow becomes an intermittent water flow in the space and a second state in which the continuous water flow including bubbles mixed therein and diffused to the inner peripheral surface is discharged.

This invention discloses a method for identifying land cover in highly heterogeneous areas. The method includes: collecting heterogeneous historical land cover products of the target area and obtaining stable regions of different cover types through overlay analysis; dividing the target area into blocks based on its latitude and longitude information with a spatial constraint of 1°×1°, then setting three thresholds of 50, 70, and 100, and using a stratified sampling strategy to obtain uniformly distributed sample data of the target area; acquiring temporal optical, radar, and digital elevation data of the target area, and addressing the influence of clouds and rain through data synthesis; and finally constructing a tile-based classification model for classification. The tile-based classification model constructed in this invention addresses the heterogeneity of plateau regions, fully considering the similarity of adjacent land features and the large climate span of the plateau. Simultaneously, a strategy for stable, rapid, and uniform sample data generation is developed, saving material and financial resources. The mapping results provide data support for ecological civilization construction and biodiversity conservation.

This application relates to the field of quick-freezing technology, and more particularly to a quick-freezing device for quickly freezing items. The quick-freezing device includes a base, an evaporation assembly fitted onto the base, an air duct assembly connected to the evaporation assembly, a detachable storage assembly, and an outer cover surrounding the base and the air duct assembly. In use, the user can place the food items to be quick-frozen into the detachable storage assembly (which is in a disassembled state), then install the detachable storage assembly into the quick-freezing device and perform the quick-freezing operation on the items placed inside. This detachable design makes the quick-freezing process safer.

The invention provides a method for inhibiting blockage of a rare earth steel casting nozzle, which comprises the following steps of: before rare earth steel is cast, casting calcium treatment molten steel, and starting to cast the rare earth steel after the calcium treatment molten steel is cast; the molten steel subjected to calcium treatment comprises the following components in percentage by weight: 0.0020 to 0.0040 percent of Ca, 0.025 to 0.035 percent of Als, less than or equal to 0.0015 percent of T.O and less than or equal to 0.0020 percent of S; the rare earth steel is characterized in that T.O is less than or equal to 0.0015 wt%, S is less than or equal to 0.0010 wt%, Als is 0.030-0.050 wt%, and RE is 0.003-0.006 wt%. According to the method, a CaO-Al2O3-RE2O3 stable corrosion-resistant protective layer is generated on the inner wall of the nozzle through calcium treatment in the first furnace before rare earth steel casting and rare earth molten steel casting, direct contact and erosion reaction of rare earth elements and nozzle refractory are blocked, the generation condition of a chemical deposition layer on the inner wall of the nozzle is eliminated, and the nozzle nodulation and blockage risks are remarkably reduced.

The utility model discloses a high-temperature steam cleaning machine which comprises a water tank, a water pumping pipe is arranged in the water tank, the top end of the water pumping pipe is connected with a water pump, the output end of the water pump is connected with an input pipe, the top end of the input pipe is connected with a steam generating device, and the output end of the steam generating device is connected with an output pipe. A spray gun is arranged at the top end of the output pipe, and an adjusting mechanism is arranged between the output pipe and the spray gun and comprises a connecting sleeve, a rotating sleeve, a connecting pipe, a matching sleeve, a screw rod, a connecting frame, a flow blocking piece, a guide groove, a supporting plate, a guide block and a limiting mechanism. The steam output quantity can be accurately adjusted between the spray gun and the output pipe through cooperation of a connecting sleeve, a rotating sleeve, a connecting pipe, a matching sleeve, a screw rod, a connecting frame, a flow blocking piece, a guide groove, a supporting plate, a guide block and other components.

The application discloses a kind of support structure automatic generation method, system and equipment supporting 3D printing forming, it is related to 3D printing field, method includes: generating multiple vertical planes according to fixed interval, vertical plane is respectively with first and second sheet model intersection, obtain multiple first and second intersection contour line, with the contour point of first intersection contour line vertically downward and second intersection contour line intersection, select the nearest intersection point below contour point, obtain the corresponding point of first intersection contour line corresponding group, detect whether lower intersection point is on the same numbered second intersection contour line between two corresponding intersection points in group, according to detection result, construct the triangular facet of support structure, according to the triangular facet of support structure, construct support model, according to support model, generate support structure.The application can shorten the time of generating sheet, connecting support structure, and make the sheet, connecting support structure generated not prone to appear through die phenomenon.

This invention discloses a deep learning-based method for processing white light interferometric images, specifically including: S1, acquiring an interferometric image sequence and performing normalization processing; S2, performing fringe analysis on the interferometric image sequence to obtain a fringe direction information set and a fringe coherence information set; S3, inputting the interferometric image sequence into a normalized isovariant convolutional network, performing isovariant convolution operations under the constraint of fringe direction information, and generating isovariant feature maps and direction confidence parameters; S4, constructing a frequency domain update weight set based on the fringe direction information set, the fringe coherence information set, and the direction confidence parameters; S5, inputting the isovariant feature maps into a Fourier neural operator network and introducing the frequency domain update weight set; S6, outputting the fringe reconstruction result or phase distribution result and performing direction confidence constraints; S7, generating a white light interferometric morphology result based on the fringe reconstruction result or phase distribution result. This invention integrates isovariant direction and frequency domain operators to achieve stability.

The invention discloses a metal base material with a high-temperature anti-oxidation coating and a preparation method of the metal base material. The metal base material is used for solving the problems that a coating prepared through an existing preparation technology is poor in binding force with a base body, uneven in coating thickness and the like. The metal base material comprises a metal matrix and an anti-oxidation coating coated on the surface of the metal matrix; the antioxidant coating is prepared by mixing graphite powder and organic resin in a mass ratio of 1: (2-3), and dissolving the mixture in an organic solvent to prepare slurry containing the graphite powder; and coating the surface of a metal matrix with the slurry containing the graphite powder, and preparing by combining a high-temperature powder burying process. According to the preparation method, a composite process of slurry pre-coating and high-temperature powder burying is adopted, phenolic resin and graphite powder are selected as core carbon sources for supply, and finally, a uniform and compact carbide coating is prepared on the surface of a metal matrix, so that firm combination of the coating and the metal matrix is realized, and meanwhile, the high-temperature stability, wear resistance and corrosion resistance of the coating are improved.

The utility model discloses a low-pressure steam system, and belongs to the field of low-pressure steam systems, the low-pressure steam system comprises a low-pressure steam generator, a steam outlet pipe of the low-pressure steam generator is connected with an electric pressure reducing and temperature reducing valve, and a water inlet pipe of the low-pressure steam generator is connected with a circulating water tank through a water feeding pipe and a circulating pump; a condensing pipe is arranged between the water inlet pipe and the water feeding pipe, a condensing box wraps the condensing pipe, the inlet end of the condensing box is connected with a steam recovery pipe, and the outlet end of the condensing box is connected to the inlet end of the circulating water tank through a condensed water collecting pipe. According to the low-pressure steam system, through the nested design of the steam recovery pipe and the condensation box, cascade heat utilization of waste steam, condensate water and inlet water is achieved, the heat loss bottleneck of a traditional open type system is broken through, meanwhile, multi-parameter feedback control of pressure, temperature and flow is integrated through the electric pressure reduction and temperature reduction valve, manual valve operation is replaced, and the energy consumption is reduced. And the problem of unstable steam quality caused by process fluctuation is solved.

The invention relates to a semiconductor equipment part surface coating process which comprises the following steps: S1, yttrium-containing composite coating deposition: putting a part into ALD deposition equipment, and introducing a precursor for coating deposition to obtain a part on which a yttrium-containing composite coating grows; and S2, plasma bombardment: carrying out plasma bombardment on the part on which the yttrium-containing composite coating is grown in plasma equipment so as to form a composite gradient fluorinated coating on the surface of the part and finally obtain a product. According to the method, a fluoride precursor does not need to be developed, the existing mature ALD process continues to be used, the development period is greatly shortened, the cost is reduced, and the prepared coating has good corrosion resistance, bonding performance and heat resistance.

A microbubble generating device has a control device that can implement microbubble generation operation control, which refers to driving a pressure pump to supply a liquid from a tank supply path to the tank at a pressure and supplying the liquid, in which a gas is dissolved at a pressure, from the tank to a liquid tank via a tank discharge path. The control device can implement tank circulation operation control, which refers to circulating the liquid of the tank in a tank circulation path by a tank circulation pump during the implementation of the microbubble generation operation control, and causing the pressure reduction portion of a gas introduction mechanism to generate a negative pressure. The control device is configured such that, when the microbubble generation operation control is implemented and the tank circulation operation control is implemented, in a case where both a first gas introduction valve and a second gas introduction valve are changed from a closed state to an open state, the second gas introduction valve is opened first, and then the first gas introduction valve is opened. Accordingly, the liquid of the liquid tank can be stably and continuously caused to generate microbubbles.

The application belongs to the field of road engineering and discloses a composite high-performance cement-based grouting material for local disease repair excited by carbamate, which is characterized in that the adding amount of each component is as follows in terms of weight fraction: cement 45-50 parts; water 20-25 parts; composite polyurethane 2.0-2.5 parts; nano-silica ash 0.9-1.0 parts; fine sand 2.3-2.5 parts; water reducing agent 0.2-0.25 parts; and defoaming agent 0.2-0.25 parts. The application also discloses a preparation method. The application has the following main beneficial effects: the hydration reaction and hydration speed are improved, and the formation of early strength is promoted; the strength and interfacial bonding strength after hardening, the toughness and stability of the grouting material are improved, the bubble content in the grouting material is reduced, the brittle fracture of the road surface is effectively reduced, the cement mortar breaking strength is increased, the mixing is carried out at normal temperature, the required energy consumption is low, no waste gas is discharged, the strength after hardening is high, and the adaptability is good.

The application provides a functional cat scratch board and belongs to the field of pet products. The functional cat scratch board is formed by combining power generation materials and common cat scratch board materials through a composite process. The power generation materials are selected from high-dielectric polymers such as polytetrafluoroethylene, polyvinylidene fluoride and polycarbonate and composite materials of the high-dielectric polymers and natural / man-made fibers, and the power generation materials are combined with the common cat scratch board materials through processes such as spraying, inlaying and weaving. The common cat scratch board materials include traditional and environmentally-friendly materials such as sisal fibers, corrugated paper, bamboo fibers and corn straw fibers, and the materials can be used in combination to optimize the mechanical properties. When the cat paw applies mechanical forces such as friction, extrusion or scraping, the power generation materials interact with each other or with the common cat scratch board materials, a Maxwell impulse electric field and an impulse field current are generated, the cat paw contact area is sterilized and mites are removed, and the breeding of interdigital dermatitis pathogenic bacteria is blocked. The application converts the kinetic energy of pet behavior into biological protection energy efficiency, and provides an innovative technical scheme for the field of pet products.

The application discloses an InGaN nanocolumn-based optoelectronic memristor and a preparation method and application thereof. The composition of the InGaN nanocolumn-based optoelectronic memristor comprises a substrate, an InGaN functional layer, a first Schottky contact electrode and a second Schottky contact electrode, the InGaN functional layer is arranged on the surface of the substrate, the InGaN functional layer is composed of a plurality of InGaN nanocolumns epitaxially grown on the surface of the substrate, and the first Schottky contact electrode and the second Schottky contact electrode are arranged on the side of the InGaN functional layer away from the substrate. The InGaN nanocolumn-based optoelectronic memristor has the advantages of stable resistance state change, long resistance state retention time and the like, is suitable for neural network algorithm and image recognition application, and has simple structure and simple preparation process, and is suitable for large-scale industrial production and application.