30results about How to "Optimize the transmission path" patented technology

The invention discloses a bio-based recoverable high-thermal-conductivity dynamic ordered network composite material and a preparation method thereof, and is characterized in that the material takes a bio-based multifunctional epoxy system and a carboxylic acid compound containing disulfide bonds as reaction monomers, and the reaction monomers are reacted under the conditions of high temperature and metal salt catalyzed epoxy-carboxylic acid esterification reaction to obtain the bio-based recoverable high-thermal-conductivity dynamic ordered network composite material. A dynamic ordered network structure simultaneously containing disulfide bonds and beta-hydroxyl ester bonds is constructed, and the dynamic ordered network can be used as a springboard for phonon transmission, serves as an efficient'thermal bridge ', and plays a role similar to an ordered'crystal domain', so that higher heat-conducting property is shown when heat-conducting filler is not introduced, high flexibility and intrinsic heat conduction are realized, and the service life of the material is prolonged. And the material is endowed with reprocessing and recycling characteristics. Due to the synergistic existence of carboxyl, hydroxyl generated by epoxy ring opening and metal coordination in the system, and in combination with electrostatic interaction, Van der Waals force and hydrophobic interaction, the material has the adhesion characteristic suitable for a thermal interface at the same time.

This application provides an electric motor, an electric propulsion device, and an aircraft. The electric motor includes: a stator having a cavity; a rotor rotatably connected to the stator via a shaft; and the rotor being insulated from the stator; a conductive component disposed within the cavity, one end of the conductive component being conductively connected to the shaft, and the other end extending to the outside of the electric motor. The electric motor of this application, by incorporating the conductive component, creates a complete low-impedance electrical path between the shaft and the conductive component, allowing current that might be input into the electric motor via the rotor hub to be output to the outside of the electric motor, thus improving the electrical protection performance of the electric motor.

The invention relates to the technical field of oxygen reduction catalysts, in particular to a transition metal-based triatomic oxygen reduction catalyst and a preparation method and application thereof. The invention relates to a preparation method of a transition metal-based triatomic oxygen reduction catalyst. The preparation method comprises the following steps: dispersing carbon nanotubes in a solvent to obtain a dispersion liquid; adding transition metal acetate, urea and 4, 4 '-dihydroxy [1, 1'-biphenyl]-3, 3 ', 5, 5'-tetracarboxaldehyde into the dispersion liquid, performing ultrasonic treatment to obtain mixed liquid, and then performing heating reaction in an inert atmosphere; and after the reaction is finished, naturally cooling to room temperature, filtering, washing and drying to obtain the transition metal-based triatomic oxygen reduction catalyst. The catalyst designed by the invention not only has an efficient catalytic active site, but also remarkably improves the material transmission efficiency and enhances the utilization rate of a catalytic active center by optimizing the structure of a composite material, so that the synergistic enhancement of the electro-catalytic performance is realized.

The invention discloses a composite modification film, a lithium metal negative electrode and a preparation method of the lithium metal negative electrode. The composite modified film comprises an organic polymer solid electrolyte, an inorganic solid electrolyte and a film-forming agent, and the mass ratio of the organic polymer solid electrolyte to the inorganic solid electrolyte to the film-forming agent is (10%-35%): (10%-35%): (30%-80%). The composite modified film effectively buffers cyclic stress, prevents early mechanical failure of the protective layer, and realizes mechanical durability of the interface protective layer; the immobilized film-forming agent can be slowly released, so that the continuous and stable repair of SEI is realized, the dynamic repair capability of the whole life cycle is provided, and the efficient cycle life of the battery is greatly prolonged; and the electrolyte does not need to depend on a high-concentration liquid additive, dramatic change of electrolyte components in circulation is avoided, the overall chemical stability of the battery is improved, and the stability of an electrolyte system is guaranteed.

The utility model provides an ultra-radio frequency anti-aging transdermal collagen light beauty instrument. The ultra-radio-frequency anti-aging transdermal collagen light beauty instrument comprises a shell, and a skin contact area is formed at one end of the shell; the optical assembly comprises a halogen lamp tube, a light filtering part and a light transmitting part which are sequentially arranged at intervals, the halogen lamp tube and the light filtering part are arranged in the shell, at least part of the light transmitting part is exposed out of the skin contact area, and the light filtering part allows near-infrared light emitted by the halogen lamp tube to pass through and prevents non-near-infrared light emitted by the halogen lamp tube from passing through; the light transmitting piece is used for enabling near-infrared light formed after filtering of the light filtering piece to irradiate out of the shell, the halogen lamp tube and the light filtering piece are arranged in parallel, and the distance between the halogen lamp tube and the light filtering piece is not smaller than 2 mm; the controller is arranged in the shell, and the halogen lamp tube is electrically connected with the controller so as to control the halogen lamp tube to work. According to the technical scheme, the problems that in the prior art, a beautifying instrument is low in use safety and poor in beautifying effect are solved.

The invention relates to the technical field of image transmission, in particular to an energy consumption self-adaptive management method and system of a wireless image transmission module. Comprising the steps of obtaining operation data of at least one node, and analyzing a network load to adjust interaction frequency configuration; load balancing parameters are determined according to interaction frequency configuration, transmission task priorities are dynamically adjusted, node energy consumption data are collected, and resource waste points are checked to update an energy consumption distribution scheme; predicting the traffic of a transmission path according to an energy consumption distribution scheme, optimizing path allocation and reallocating resources when the traffic is greater than a set value, and updating node state shared data; and finally, the network operation state is calibrated according to the node state shared data, and energy consumption optimization configuration is obtained, so that energy consumption is reduced, and network efficiency is improved. According to the invention, the problem that the energy consumption management of the wireless image transmission network is difficult to finely regulate and control along with the load change is solved, and the self-adaptive energy conservation and stable transmission of the distributed image transmission module are realized.

The utility model belongs to the field of laser cutting technology, concretely relates to a kind of high -efficient mobile laser cutting device.It includes bottom plate, first support frame, second support frame, fixed base, clamping assembly, propulsion assembly, cutting assembly and workstation: first support frame and second support frame are vertically installed on bottom plate;Workstation is horizontally erected between first support frame and second support frame;The upper portion and lower portion of first support frame are respectively fixed with first lead screw sliding rail and second lead screw sliding rail, and the other end of first lead screw sliding rail and second lead screw sliding rail is respectively fixed in the upper portion and lower portion of second support frame;Clamping assembly is slidably connected with first lead screw sliding rail and second lead screw sliding rail by sliding block;Cutting assembly is installed on the lower surface of first lead screw sliding rail;Propulsion assembly is installed on one side of workstation.The utility model can effectively suppress the vibration in cutting process, ensure high-precision cutting quality, and avoid the eccentric load problem easily produced by single-track structure.

The invention discloses a novel heterojunction and perovskite laminated cell structure and a preparation method thereof, and belongs to the technical field of solar cells. The cell comprises a perovskite cell unit and a heterojunction cell unit, and the heterojunction cell unit is constructed on an N-type texturing silicon wafer substrate and comprises an amorphous silicon layer, a doping layer and a unique composite film layer; a functional layer and a transparent electrode layer are sequentially stacked on the perovskite unit to form an efficient light absorption and conversion structure. Laser grooving lines P1-P4 penetrate through different film layers, the boundary of a cell unit is defined, and a vertical conduction path is established: the P1 groove exposes a heterojunction cell substrate to define unit segmentation, the P2 groove segments an electrode to prevent transverse electric leakage, the P3 groove realizes interlayer interconnection of perovskite and heterojunction, and the P4 groove defines perovskite cell unit segmentation. And the composite film layer adopts a TCO and metal layer sandwich structure, so that the interface contact resistance is remarkably reduced while the high light transmission is maintained. According to the invention, the electron transmission path is optimized, and the cell conversion efficiency and stability are significantly improved.

The invention discloses a Pt nano-catalyst based on TS-1 molecular sieve strong metal-carrier interaction and application thereof.According to the Pt nano-catalyst based on TS-1 molecular sieve strong metal-carrier interaction and the application thereof, a two-step strategy of first oxidation and second thermal reduction is adopted, firstly, Pt and a carrier TS-1 form strong interaction, agglomeration of precious metal particles is hindered, and therefore the particle size of the precious metal catalyst is reduced, and the precious metal catalyst with the smaller particle size is prepared; the catalytic reaction activity of the noble metal catalyst is improved. In the subsequent reduction process, high-valence Pt is converted into a metal state, a Pt0 (Pt delta +) / PtOx interface structure is formed, and a new channel is provided for interface electron transfer and catalytic activity. Meanwhile, TS-1 can be induced to generate a large number of oxygen vacancies, the Lewis acid site of TS-1 is enhanced, and the strong interaction between Pt and TS-1 is enhanced. As a lithium-sulfur battery diaphragm coating material, conversion of polysulfide can be more effectively accelerated, the shuttle effect is inhibited, and the electrochemical performance of a lithium-sulfur battery is improved.

The invention discloses a halide solid electrolyte with electrochemical activity and a preparation method and application thereof, the solid electrolyte is a zirconium-doped ferric lithium chloride solid electrolyte, the chemical general formula of the solid electrolyte is LiFe1-4x / 3MxCl4, M is a metal element with the valence state higher than + 3, 0 lt; xlt; 1. According to the halide solid-state electrolyte with the electrochemical activity, the ionic conductivity order of magnitude is improved, the room-temperature ionic conductivity is improved to 10 <-3 > S / cm from 10 <-6 > S / cm by three orders of magnitude, so that the material is changed from'unavailability 'to'high performance', and the application requirement of an all-solid-state battery is met.

The application relates to a diaphragm and an electrochemical device and an electronic device comprising the same, and belongs to the technical field of electrochemical energy storage. The diaphragm comprises a porous substrate and a porous coating on at least one side surface of the porous substrate, and the porous coating comprises fibrous fillers; the fibrous fillers comprise a core layer and a shell layer on the surface of the core layer, the core layer comprises at least one of Mxene and an oxide thereof, MOFs and an oxide thereof, black phosphorus and an oxide thereof, and carbon; the shell layer comprises at least one of silicon dioxide and a lithiumophilic metal oxide; the mass ratio of the shell layer to the core layer of the fibrous fillers is M; the thermal conductivity of the diaphragm is lambda W / (m.K), the specific heat capacity is Cp J / (g.K), and the density is rho g / cm 3 ; the following relationships are satisfied: 0.010 <= (M*lambda) / (2Cp) <= 0.017 and 0.4 <= lambda / (rho*Cp) <= 1.0. The diaphragm can improve the safety performance, cycle life and rate performance of a battery.

The invention discloses a negative electrode material and a preparation method and application thereof. The preparation method of the negative electrode material comprises the following steps: carbonizing a mixture containing graphite and a coating agent, wherein the coating agent comprises a molecular sieve and liquid phase pitch; the mass ratio of the molecular sieve to the liquid phase pitch is 5-25%; the mass ratio of the coating agent to the graphite is 1%-15%. The negative electrode material comprises a graphite matrix and a composite coating layer coating the surface of the graphite matrix, the composite coating layer comprises amorphous carbon and a molecular sieve skeleton, and the composite coating layer contains pores; wherein the mass ratio of the composite coating layer to the graphite matrix is 1%-15%. The preparation method can optimize the pore size and other parameters of the obtained negative electrode material and the comprehensive performance of the obtained battery, and also has the advantages of low cost, simple process, easy large-scale production and the like.

This invention provides a system for analyzing the particle size distribution and chemical composition of neutral clusters smaller than 3 nanometers. This invention further provides a method for analyzing the particle size distribution and chemical composition of neutral clusters smaller than 3 nanometers. The system and method provided by this invention, based on central sample flow sampling, achieves efficient sampling of nanoparticles. Utilizing the high charging efficiency of a unipolar charging device for nanoparticles, the nanoparticles are charged and efficiently transported to the inlet of a nanoparticle size sieving device. Through a special aerodynamic design, the nanoparticles are efficiently transported through the electric field between the electrode plates to the particle number concentration and chemical composition detectors, demonstrating excellent application prospects.

The present application relates to the technical field of heat management materials, and particularly relates to a POD-based graphite film with interface affinity and a preparation method thereof, the preparation method being as follows: a modified POD polymer solution is prepared by polycondensation and copolymerization reaction of terephthalic acid, isophthalic acid, hydrazine salt and a functional monomer in a fuming sulfuric acid system, the functional monomer containing at least one of a carboxyl group and a hydroxyl group; after the modified POD polymer solution is scraped into a film, the film is formed through a coagulation bath, dried, and then subjected to oxygen plasma treatment to obtain a POD precursor film; after the POD precursor film is subjected to carbonization treatment and graphitization treatment, the POD-based graphite film is obtained, wherein a borate or an aqueous ferric nitrate solution is sprayed on the surface of the carbonized film before graphitization treatment. Through a synergistic modification strategy of molecular design-surface activation-interface optimization, the present application solves the problem of poor interface bonding force of traditional graphite films and is suitable for heat dissipation applications in various fields.

The invention discloses a 2-x-terephthalic acid copper-based MOFs (Metal-Organic Frameworks) micro-nano sheet and a preparation method and application thereof, and the method comprises the following steps: dropwise adding a copper chloride dihydrate solution into a pre-deprotonated 2-x-terephthalic acid solution, stirring to react, and centrifugally washing and drying the product to obtain the 2-x-terephthalic acid copper-based MOFs micro-nano sheet, x is one of methyl, amino or hydroxyl. The 2-x-terephthalic acid copper-based MOFs micro-nano sheet can be used for electrocatalytic reduction of carbon dioxide. The 2-x-terephthalic acid copper-based MOFs micro-nano sheet prepared by the invention has a unique folded sheet structure, the specific surface area and the exposure degree of active sites of the material are remarkably increased, and mass transfer and charge transfer paths are shortened, so that the kinetics and energy efficiency of a catalytic reaction are integrally optimized.

The invention relates to a fluorinated modified MXene-based conductive composite material and a preparation method thereof, and belongs to the technical field of composite materials, Ti3AlC2 is subjected to fluorinated etching, a fluorine group is introduced, Ni < 2 + >, Co < 2 + > and La < 3 + > react with S < 2 > generated by disproportionation reaction of sulfur powder under a hydrothermal condition to generate metal sulfide nanocrystals, the metal sulfide nanocrystals are anchored on the surface of fluorinated MXene powder, and the fluorinated modified MXene-based conductive composite material is obtained. Meanwhile, ammonium fluoride supplements fluorine ions to further regulate and control surface groups, melamine is induced to form a titanium vacancy defect in subsequent heat treatment, active sites are enriched, an electron transmission path is optimized, nitrogen doping and heat treatment of dopamine form a nitrogen-doped carbon layer, a three-dimensional conductive network is constructed, the interface bonding force is enhanced, and the conductivity of the electrode is improved. In-situ generation of ZnIn2S4 and interlayer insertion of graphene oxide increase additional active sites and effectively inhibit agglomeration, so that the specific capacitance and cycling stability of the fluorinated modified MXene-based conductive composite material are synergistically improved.

The application relates to a diaphragm and a preparation method thereof, a lithium ion battery and a power utilization device. The diaphragm comprises a base film, a lithium supplementing material and a coating. The base film has opposite first and second surfaces in the thickness direction thereof, the first surface has a convex structure, the convex structure has a through hole, the second surface has a recess on the surface opposite to the convex structure, the through hole and the recess are communicated, the inner diameter of the recess at the second surface is greater than the hole diameter of the through hole, the convex structure is multiple, and the multiple convex structures are arranged at intervals; the lithium supplementing material is located in the recess; and the coating is coated on the second surface and covers the recess. The diaphragm has the functions of liquid retention and lithium supplementing, can not only inhibit the capacity attenuation of the lithium ion battery but also reduce the falling risk of the lithium supplementing material.

This invention relates to a hydrogen peroxide electrochemical sensor electrode, its preparation method, and its application. The invention first prepares a monolayer of MXene, and then uses it to prepare an MXene / Co mixture via a hydrothermal method with cobalt acetate tetrahydrate. 3 O 4 The nanocomposite material was then used to modify a glassy carbon electrode. This invention utilizes MXene and Co... 3 O 4 The composite material not only possesses excellent catalytic ability for hydrogen peroxide, but the presence of MXene also enhances its electron transfer-promoting ability, thereby improving catalytic efficiency. This composite material exhibits excellent hydrogen peroxide detection capabilities, with a good linear relationship between the obtained hydrogen peroxide concentration and current value, enabling quantitative detection of hydrogen peroxide content. The process of this invention is simple, stable, and low-cost; the detection limit for hydrogen peroxide reaches 0.196 μmol / L, demonstrating good detection performance and anti-interference ability.

The invention discloses a lithium battery diaphragm coated with aramid nanofibers and a preparation method of the lithium battery diaphragm, and belongs to the technical field of lithium ion battery materials, the aramid nanofibers with a unique nanoscale structure and excellent mechanical properties and thermal stability are used as a functional coating matrix, zirconium oxide with high hardness and high wear resistance is used as a functional filler, and the lithium battery diaphragm coated with the aramid nanofibers is prepared. A coating design is carried out through a plasma etching technology, and the functionalized lithium battery diaphragm with high safety, high mechanical strength and excellent thermal stability is prepared. The preparation method specifically comprises the following steps: carrying out plasma etching on a PP base membrane, preparing aramid nanofiber dispersion liquid, preparing ANF / ZrO2 / DMSO composite slurry, coating the PP base membrane, carrying out post-treatment and the like, so as to obtain the lithium battery diaphragm. According to the lithium battery diaphragm, the inherent defects of a traditional lithium battery diaphragm in the aspects of thermal safety, mechanical strength, electrolyte wettability and the like can be overcome. The preparation process is simple and controllable, and the obtained functional diaphragm has wide application prospects in the high-end fields of power lithium batteries, energy storage batteries and the like.

This invention discloses a load latch cavity, a wafer transfer preprocessing method, and semiconductor process equipment. The load latch cavity, located between the equipment's front-end module and transfer module, includes: a wafer carrier; a heating assembly for preheating the wafer to be transferred to the transfer module; an alignment and identification assembly for identifying the wafer's orientation; and a rotation mechanism connected to the wafer carrier for rotating the wafer according to its orientation during the preheating process. This invention reduces redundant transfer steps, optimizes the wafer transfer path, thereby shortening the pre-loading time of a single wafer, improving the wafer supply capacity to the back-end reaction chamber, and significantly increasing equipment capacity to meet the demands of high-efficiency mass production.

The invention belongs to the technical field of satellite communication, and discloses a multi-layer low-orbit constellation deterministic time delay routing method based on cooperation among controllers, which comprises the following steps: step 1, a control center executes constellation region division according to constellation parameters, and determines inter-satellite link connection rules based on multi-dimensional attributes; step 2, periodically counting port and queue feedback information by each controller port, calculating link attributes and obtaining a time-varying increment topological graph in the current area; and step 3, the controller calculates regional paths and dynamically distributes time delay and jitter constraints according to regional loads, the regional paths are traversed in sequence, double constraints of time delay and time delay jitter are considered, and a multi-purpose Lagrange optimization strategy is established to calculate the paths in the region. According to the method, the deterministic time delay guarantee capability of the multi-layer low-orbit constellation can be effectively improved through dynamic allocation constraint of the regional load and optimization of the time delay and the time delay jitter of the transmission path.

The invention discloses a high-wettability gradient aperture composite diaphragm and a preparation process thereof. The diaphragm comprises a polyolefin base membrane layer and a synthetic fiber web layer prepared by a spunlace process, the overall thickness of the diaphragm is 8-12 [mu] m, the aperture of one side facing the positive electrode is 30-50 nm, and the aperture of one side facing the negative electrode is 50-100 nm; and the synthetic fiber web layer contains a tannic acid modifier. The tannic acid modified synthetic fiber web layer in the composite diaphragm can provide better wettability for the composite diaphragm, and polar functional groups on the surface of the tannic acid modified synthetic fiber web layer can homogenize lithium ion flow, guide uniform deposition of lithium and inhibit generation of lithium dendrites. The polyolefin layer mainly provides mechanical strength, and forms a gradient aperture structure with the spunlace modified polyethylene layer, so that the uniformity of current density is improved, the uniform deposition of lithium is effectively induced, and the growth of lithium dendrites is reduced.

The present disclosure relates to the technical field of display, and discloses a display panel and a display device. The display panel comprises a display area and a first area surrounding the bottom of the display area, and comprises a substrate and a multilayer film layer structure. The multilayer film layer structure comprises a first metal layer, a first flat layer, a first electrode layer, a pixel definition layer and a second electrode layer arranged in sequence. A first sub part of the first flat layer is provided with a first channel penetrating in a first direction. A first sub part of the first electrode layer is electrically connected with a part of the first sub part of the first metal layer serving as a negative power voltage trace through the first channel. A first sub part of the pixel definition layer is provided with a second channel penetrating in the first direction. The second electrode layer is opposite in polarity to the first electrode layer, and a first sub part of the second electrode layer is electrically connected with the first sub part of the first electrode layer through the second channel. The display panel can effectively reduce the VSS line impedance without increasing the width of the frame, and solve the problem of high-brightness burn.

The embodiment of the invention provides a biomass charcoal negative electrode material modification method and system, and the method comprises the steps: pretreating a biomass raw material for removing impurities and controlling the particle size; pyrolyzing and carbonizing the pretreated biomass raw material to obtain biomass powder, heating to a carbonization temperature at a controllable heating rate under the protection of inert gas, and preserving heat to form primary biochar; mixing the primary biochar with an activator, and performing chemical activation treatment at an activation temperature to regulate and control a pore structure and surface properties and generate an activated product; neutralizing the activated product by using an acid solution and dissolving residual alkaline substances for post-treatment of the activated product; and mixing and drying an anchoring agent and the post-treated activation product to obtain the modified biomass charcoal negative electrode material, and the anchoring agent is selected from a lithium polysulfide compound and is used for anchoring transition metal ions in an electrolyte. According to the invention, the negative electrode interface is protected from being damaged by transition metal ions in electrochemical energy storage.

The application relates to the technical field of solar cells, in particular to a cell piece and a photovoltaic module. The cell piece comprises a welding structure, a busbar fishhook and a busbar electrode. The welding structure comprises an edge welding structure located at the outermost side, the busbar fishhook is connected with the edge welding structure, and the busbar fishhook comprises a fishhook gap. The busbar electrode comprises a first electrode and a second electrode connected with the busbar fishhook, the first electrode is located between the second electrode and the edge welding structure, the first electrode penetrates through the fishhook gap along a second direction, and the second electrode is disconnected at the fishhook gap. The side of the first electrode located at the outermost side and away from the edge welding structure is an edge area of the cell piece, the arrangement spacing of at least part of the auxiliary busbar electrodes in the edge area is smaller than that of the auxiliary busbar electrodes in the remaining area, the number of the auxiliary busbar electrodes arranged in the edge area can be increased, the current collection efficiency can be improved, the electronic transmission path can be optimized, the brightness uniformity of EL test and the output power can be improved.

The application discloses a kind of function fluid of optimizing primer layer and its preparation method, pole piece and battery, including high polymer base film layer, recrystallization primer layer outside high polymer base film layer and metal layer outside recrystallization primer layer;The composition of recrystallization primer layer is the recrystallization product of metal oxide.This application repairs lattice defect by recrystallization, forms dense and continuous crystal net, and can optimize metal deposition behavior by recrystallization primer layer, and its dense crystal structure forms physical barrier layer, can effectively inhibit electrolyte penetration, and block corrosive ions and erode base film, and by constructing recrystallization primer layer, optimize electronic transmission path, avoid local current concentration.This application improves the comprehensive performance of current collector by the dual action of interface stability and process adaptability.

The invention relates to the technical field of lithium batteries, in particular to a solid electrolyte diaphragm and a preparation method thereof. The solid-state electrolyte diaphragm comprises a base membrane layer and an oxide solid-state electrolyte layer, and the oxide solid-state electrolyte layer is uniformly deposited on the base membrane layer through ultrasonic spraying; the base film layer adopts a polymer base film, and the oxide solid electrolyte layer is prepared from any one of lithium lanthanum zirconium oxide, lithium aluminum titanium phosphorus oxide, lithium lanthanum tantalum oxide and lithium magnesium silicon oxide; the particle size of the oxide solid electrolyte layer is 50-500nm, and the oxide solid electrolyte layer is doped with any one of Al < 3 + >, Nb < 5 + > and Ta < 5 + >. According to the invention, the uniformity and ionic conductivity of the coating can be improved, the interface impedance is reduced, and the low-temperature performance and the cycling stability are improved.

The invention relates to the technical field of photocatalytic materials, and provides a carboxyl small molecule compound modified MPM material, a preparation method and application, and the preparation method comprises the step of carrying out amidation reaction on an amino-containing MPM material and a carboxyl small molecule compound to form the carboxyl small molecule compound modified MPM material. Compared with the prior art, according to the preparation method of the carboxyl small molecule compound modified MPM material, the MPM material containing amino and the carboxyl small molecule compound are subjected to the amidation reaction for bridging connection, the modified MPM material with the enhanced photocatalytic performance is formed, and the carboxyl small molecule compound can be used as molecular glue. The framework connectivity and the structural order degree are enhanced by combining the synergistic effect of coordination bonds and hydrogen bonds of metal-carboxylic acid of the MPM material, the separation and migration of photo-generated charges are effectively promoted, and the rapid compounding of photo-generated electron-hole pairs is successfully inhibited, so that the light quantum efficiency is improved, and the photocatalytic performance is remarkably improved.

The application discloses a kind of anion-rich hydrogel electrolyte and its preparation method and application.The hydrogel electrolyte is composed of acrylamide monomer, polymerizable functional monomer containing anion group, natural polymer material, and zinc salt for building water-based metal battery.In the preparation process, the above-mentioned functional monomer, acrylamide and natural polymer material are dissolved in zinc salt solution and uniformly mixed, and then initiator and crosslinking agent are introduced, and thermal polymerization reaction is carried out at 40~80℃ to obtain anion-rich gel electrolyte.The gel electrolyte shows good thermal stability, ion conductivity and cycle performance in various water-based metal batteries, providing a new electrolyte design strategy for high-performance water-based metal batteries.

The embodiment of the utility model discloses a system-level test circuit of a chip and electronic equipment, and relates to the field of integrated circuit testing. The specific amplifier chip and the analog-to-digital conversion chip are adopted to construct the test circuit, use of an expensive special programmable instrument is avoided, and the purchase and maintenance cost of test equipment is remarkably reduced. The circuit design is simplified, so that the cost of the whole test system is more controllable, and the whole competitiveness of the product is improved. The design of the current and voltage conversion unit and the result measurement unit is relatively simple and clear, and the requirements for professional skills and knowledge reserve of test engineers are reduced. The test process is simplified, the operation steps are reduced, and the test efficiency is improved.