16results about How to "Easy to scale application" patented technology

The invention discloses a method for selectively separating valuable metals from a positive electrode material of a waste lithium battery, and belongs to the technical field of resource recycling of waste lithium ion batteries. The method comprises the following steps: preparing an aprotic deep eutectic solvent (DES) as a leaching agent and an electrolyte at the same time; the method comprises the following steps: adding a waste positive electrode material into DES, and leaching to obtain a DES leaching-electrolyte system; according to the method, the pulse voltage is applied in stages, selective separation of nickel, cobalt and manganese is achieved by controlling the pulse peak voltage (the first stage is-0.8 V to-1.0 V, the second stage is-1.0 V to-1.2 V, and the third stage is-1.2 V to-1.5 V), and the pulse frequency and the duty ratio are used for regulating and enhancing mass transfer and restraining side reactions. According to the method, the metal deposition potential difference is expanded through DES coordination regulation and control, efficient selective separation of nickel, cobalt and manganese is achieved in combination with pulse step-by-step voltage control, and the method has the advantages of being high in separation efficiency, few in side reaction, simplified in process, high in product purity and the like.

The present application relates to the technical field of bamboo fiber composite material, in particular to a purification preparation method of bamboo fiber reinforced natural polymer composite material. The bamboo raw material is crushed and treated by steam explosion to obtain primary bamboo fiber; the primary bamboo fiber is sequentially subjected to organic solvent dewaxing treatment and oxidation system selective delignification treatment to obtain purified bamboo fiber; the purified bamboo fiber is treated in a tannin acid solution to form a polyphenol interface layer on the surface thereof; and a solution containing polyvalent metal ions is added to the treated bamboo fiber to form a coordination cross-linking interface layer on the surface of the bamboo fiber. The present application constructs a stable interface layer between the fiber and the natural polymer matrix. The interface layer can effectively transfer stress, significantly improve the tensile strength, bending strength and shear strength of the composite material, and solve the problem of weak interface and easy delamination of traditional natural composite materials.

The present invention discloses a tactile sensor, a method for obtaining a normal force, a dexterous hand and a robot, belonging to the technical field of sensors, which includes a base, two or four point normal pressure sensors arranged on the base, and a rigid connecting body arranged on the two or four point normal pressure sensors; the base and the rigid connecting body are respectively located on both sides of the two or four point normal pressure sensors; the rigid connecting body is used to bear the acting force; the two or four point normal pressure sensors are used to measure the component force of the normal acting force received by the rigid connecting body on the point normal pressure sensors. A tactile sensor, a method for obtaining a normal force, a dexterous hand and a robot of the present invention can effectively solve the problems existing in the prior art tactile sensors, such as detection dead angles, limited measurement ranges, complex structures, high costs, etc.

This invention discloses a concrete mix design and manufacturing method for underground engineering concrete in a coupled environment of underground environment and load, relating to the field of underground engineering concrete technology. It aims to address the problem that traditional concrete mix design does not fully consider the coupling effect of underground environment and load. The underground environment includes groundwater erosion, wet-dry cycle, and temperature fluctuation; the load includes stress ratio. α s Dynamic load frequency and dynamic load amplitude α d This leads to technical problems such as insufficient erosion resistance, crack resistance, and mechanical stability of concrete, resulting in a short service life. This mix design is based on quantitative analysis of coupled environmental parameters. With cement, composite admixtures, recycled aggregates, modifiers, water, and additives as core components, the basic mix proportion is determined through a mapping model between "environment-load" coupled parameters and component content. The target mix proportion is then obtained through orthogonal experimental optimization. The manufacturing method includes four core steps: raw material pretreatment, graded mixing, gradient curing, and coupled environmental simulation curing.

This invention relates to the field of road engineering technology, and more particularly to a multi-objective performance coupling design method for warm-mix synchronously recycled SBS modified asphalt. The method determines the aging degree of aged SBS modified asphalt through testing, and accordingly determines the optimal dosage of the two-component synchronous recycling agent and the warm-mix agent. Subsequently, a diffusion model and a fusion degree calculation model for new and old SBS modified asphalt are established to quantitatively analyze the fusion degree of new and old asphalt under different temperatures and aged asphalt dosages. Based on this, a fusion degree spectrum is constructed, and by defining thresholds for each performance index, a feasible design scheme range for balanced performance is obtained, thereby determining the optimal mixing temperature and the maximum dosage of aged SBS modified asphalt. This invention can quickly determine the maximum allowable dosage of aged SBS modified asphalt and its corresponding optimal mixing temperature while considering multiple performance objectives, providing a reliable theoretical basis for the durability design of high-performance recycled SBS modified asphalt pavements.

This invention discloses an aluminum-containing heavy water-based electrolyte, its preparation method, and its applications. The electrolyte comprises a solvent and a solute. The solvent includes heavy water, a deuterated solvent, and a low-barrier hydrogen bond reconstructing agent. The solute comprises a main aluminum salt and an auxiliary monovalent metal salt. This electrolyte can construct low-barrier hydrogen bonds in solution by controlling the solvent composition, significantly reducing the activity of water in the solution, improving the electrochemical stability of the solution, and suppressing side reactions. Simultaneously, it improves the electrochemical reaction behavior of aluminum in the solution and at the electrolyte / electrode interface, which is beneficial for improving the electrochemical deposition efficiency of aluminum in aqueous solution.

The application discloses a high-resolution satellite image urban area shadow-removed ARD production method and device, and belongs to the technical field of remote sensing image processing. The method comprises the following steps: firstly, screening out images covering urban areas; performing radiation calibration on high-resolution satellite images covering urban areas to obtain apparent radiance images; based on the apparent radiance images, performing preliminary shadow detection by using a pre-trained deep learning model; using a near-infrared band of an atmospheric-corrected ground reflectivity image, performing false detection elimination on the preliminary detection result by adaptive threshold segmentation to obtain a final shadow mask; performing histogram matching processing on the shadow area based on the shadow mask on the atmospheric-corrected ground reflectivity image to realize shadow removal; and finally, outputting the shadow-removed ARD product. The application significantly improves the shadow detection precision and the quantitative reliability of the ARD product, and is suitable for large-scale ARD production of high-resolution satellite images in urban areas.

This invention discloses a method for optical interconnection of silicon photonic chips based on meniscus-guided additive manufacturing, belonging to the field of silicon photonic chips. The method includes: in a controlled gas environment, using a printing material system containing polymers and organic solvents, stretching a liquid bridge between the optical interfaces of two silicon photonic chips using microneedles, and guiding the movement of the meniscus to form a polymer filament connecting the two ends. Subsequently, the solvent evaporates and solidifies, ultimately forming a free-space polymer optical waveguide spanning the chips. This method does not rely on high-energy lasers or adhesive application and washing processes, and is simple, low-cost, and highly efficient. The fabricated waveguides can achieve controllable spans from hundreds of nanometers to hundreds of micrometers in diameter and tens of micrometers to millimeters in length. The end faces can be optimized into controllable transition structures, effectively improving mode matching and coupling efficiency. It features low insertion loss, high alignment tolerance, and good mechanical stability, making it suitable for high-density silicon photonic packaging and heterogeneous integration.

This application relates to a method, system, electronic device, and storage medium for early warning of acute mountain sickness. The method includes: collecting physiological data from a step test conducted on a subject at a target plain altitude; generating at least one physiological principal component based on the step test data; performing cluster analysis on the at least one physiological principal component to obtain risk classification clusters; obtaining the actual high-altitude Lake Louise score of the subject in each risk classification cluster and calculating the score interval proportion to determine the risk classification label; and providing an early warning of acute mountain sickness to the user based on the risk classification label. This solves the problems in related technologies, such as high dependence on specialized testing equipment and laboratories, time-consuming testing processes, inability to screen individuals before they enter high altitudes, difficulty in achieving non-invasive and simple screening, and inability to effectively determine the acute mountain sickness tolerance of new subjects, thus hindering personalized early warning and prevention.

This invention discloses a method and system for quantifying cigarette consumer preferences based on multimodal fusion, belonging to the fields of data processing and artificial intelligence technology. The method includes: collecting voice data from consumers during smoking and behavioral observation data recorded in real-time by interviewers; processing the voice data to extract text features and acoustic emotion features; structurally encoding the behavioral observation data to generate a temporal behavioral feature sequence; and inputting the multimodal features, after time alignment, into a multimodal fusion analysis model based on an attention mechanism for fusion analysis, generating and outputting a structured quantitative index of consumer preferences. The system includes corresponding functional modules for implementing the above steps. This invention solves the problems of high cost, single insight dimension, and difficulty in quantifying conclusions associated with traditional methods. It can efficiently and accurately fuse consumers' subjective speech and objective behavioral responses in natural interview scenarios, outputting quantitative preference indicators that can directly guide cigarette product development, and has significant advantages such as low cost, high feasibility, and operable results.

This invention belongs to the field of molecular biology technology for chili pepper breeding, and discloses a molecular marker, primers, and their applications related to capsaicin content. The molecular marker uses the “zhangshugang” version of the genome as a reference gene, and its flanking nucleotide sequence is shown in SEQ ID NO: 1. The primers are shown in SEQ ID NO: 2-4. This invention also provides the primers or kits for identifying and assisting in the screening of chili pepper spiciness, or for the identification, screening, or breeding of non-spicy chili pepper fruits. This invention achieves early, accurate, and high-throughput identification of the “non-spicy” and “spicy” traits in chili peppers. The developed KASP molecular marker can complete genotyping within hours using only a small amount of leaf DNA during the seedling stage, accurately predicting the spiciness phenotype of mature fruits, moving the selection process from the field to the laboratory, and breaking through the spatial and temporal limitations of phenotypic identification.

This application provides an absolute pressure sensor with an F-P cavity structure and a method for detecting air pressure. The absolute pressure sensor includes: a light source module for linearly modulating the received external sawtooth wave modulation signal to output continuous laser light; an optical fiber transmission module for unidirectional transmission of the continuous laser light to block the reflected light of the continuous laser light from returning to the light source module; an F-P interference cavity including an exit surface of an optical fiber collimator coated with a low-reflectivity film and a total reflection mirror fixed on a pressure-sensitive elastic element. The pressure-sensitive elastic element senses changes in air pressure and deforms, causing the total reflection mirror to shift. The continuous laser light is reflected on the exit surface and the total reflection mirror to form coherent light, generating a beat frequency optical signal carrying air pressure information; a photoelectric detection module for processing the beat frequency optical signal carrying air pressure information transmitted via the optical fiber transmission module to obtain an electrical signal that meets demodulation requirements; and a signal demodulation module for processing the electrical signal that meets demodulation requirements to obtain the air pressure value.

This invention belongs to the field of biomedical technology, specifically relating to a dissociation solution for aluminum adjuvant-adsorbed influenza vaccines and a method for determining antigen content. The dissociation solution of this invention is composed of potassium phosphate solution, diethanolamine, Triton X-100, Tween-20, dodecyl dimethyl betaine, and water. This dissociation solution exhibits excellent dissociation efficiency, achieving a recovery rate of 106%-110% for hemagglutinin from H1N1, H3N2, and BV influenza vaccines. It effectively protects antigen activity and is simple to operate with wide applicability. The dissociated sample can be directly used for mainstream detection methods such as one-way immunodiffusion assay, enzyme-linked immunosorbent assay, and high-performance liquid chromatography, enabling precise quantification of antigen content in aluminum adjuvant-adsorbed influenza vaccines and providing reliable technical support for vaccine quality control.

This invention relates to the field of photopolymerization materials technology, and more particularly to a low-migration, oxygen-resistant photoinitiator, its preparation method, and applications, applicable to environmentally friendly coatings, 3D printing resins, and biomedical adhesives. The nano-photoinitiator of this invention is prepared from a trivalent iron salt compound and an organic ligand containing a carboxylic acid group; it generates initiating free radicals under ultraviolet and / or visible light irradiation, which are used to initiate the free radical polymerization reaction of unsaturated monomers. The system of this invention can still achieve rapid and complete curing in an air environment, significantly reducing or avoiding the oxygen inhibition effect commonly found in traditional free radical photocuring, and exhibits high stability; simultaneously, it has advantages such as wide availability of raw materials, low cost, easy aqueous phase conversion, and reduced potential irritation and migration risks, thus improving the system's biocompatibility and environmental friendliness.

This invention belongs to the field of lithium-ion battery material technology, specifically relating to a high-safety, high-cycle-life in-situ cured gel polymer electrolyte, its preparation method, and its applications. The electrolyte uses a multi-arm crosslinking agent containing a central atom and grafted with oxygen double and single bonds as its core, copolymerizing with the main crosslinking agent N,N′-methylenebisacrylamide to form a three-dimensional network structure. The X=O bond ratio in the multi-arm crosslinking agent is not less than 10%, which can catalyze carbonization at high temperatures, block thermal oxygen, and capture free radicals, endowing the system with intrinsically high flame retardancy. This network also promotes lithium-ion migration and stabilizes the electrode interface, thereby significantly improving battery cycle performance and safety. The electrolyte membrane of this invention has a limiting oxygen index ≥26%, and the battery manufactured using this invention retains ≥80% of its capacity after 500 cycles at 1C rate. It also passes the UL1642 needle penetration test, exhibiting both high safety and long lifespan characteristics, making it suitable for power batteries and energy storage applications.

The present application relates to the technical field of plant molecular breeding, and particularly relates to a Kasp marker PH-03-KASP-106 closely linked to corn plant height and application thereof, the marker comprises a single nucleotide polymorphism SNP site located at the position 163964821 of the 3rd chromosome of corn Chr3 and a KASP molecular marker primer set, PCR amplification of corn genomic DNA is carried out through the specific primer set, and the TT dwarf, CC high rod genotypes are distinguished according to fluorescence signal differences. The present application can be used for early identification, screening and molecular marker assisted breeding of corn plant height traits, can improve the efficiency of dwarf corn germplasm breeding, enhance the selection accuracy, clarify the breeding direction, and is simple in operation, high in cost-effectiveness, and suitable for corn breeding research and production practice of different scales.