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173 results about "Ion flow" patented technology

Method for identifying and processing peak shape of liquid chromatography-mass spectrometry data and related equipment

The invention discloses a liquid chromatography-mass spectrometry data peak shape recognition processing method and related equipment, and relates to the field of data processing. The method comprises the following steps: acquiring liquid chromatography-mass spectrometry data; extracting morphological characteristic data of a chromatographic peak based on the extracted ion current chromatogram time sequence; calculating and extracting a signal complexity index of the ion current chromatogram time sequence; adjusting peak shape identification parameters according to the signal complexity index, wherein the peak shape identification parameters comprise a noise threshold value and a peak width range; distinguishing the chromatographic peak into a normal peak or an abnormal peak by using the adjusted peak shape identification parameter; searching a liquid phase method optimization scheme matched with the morphological characteristic data of the abnormal peak in a preset optimization database, wherein the liquid phase method optimization scheme comprises gradient elution time adjustment, mobile phase proportion optimization or chromatographic column replacement suggestion; and sending the liquid phase method optimization scheme to a user. According to the invention, various abnormal peak shapes can be automatically and accurately identified, and the reliability and accuracy of identification are guaranteed.
Owner:PHARMARON NINGBO CO LTD

Modified zinc negative electrode and aqueous zinc ion battery comprising same

The invention discloses a modified zinc negative electrode and an aqueous zinc ion battery comprising the same, the modified zinc negative electrode comprises a negative electrode current collector, at least one surface of the negative electrode current collector is provided with a modified coating, and the modified coating comprises a rare earth-based metal organic framework material and a binder. In the modified coating, the rare earth-based metal organic framework material changes the microstructure of the zinc negative electrode and homogenizes the surface electric field and ion flow of the zinc negative electrode, so that disordered deposition of zinc ions can be blocked, a uniform transmission channel can be provided for the zinc ions, growth of zinc dendritic crystals and dead zinc accumulation on the surface are inhibited, and the zinc negative electrode has the advantages of high corrosion resistance and high corrosion resistance. And meanwhile, direct contact between the electrolyte and the zinc negative electrode can be effectively avoided, and hydrogen evolution side reaction and electrode corrosion are inhibited, so that the cycle performance of the aqueous zinc battery is improved.
Owner:GANJIANG INNOVATION ACAD CHINESE ACAD OF SCI

Hall and ion hybrid electric propulsion system

The invention provides a Hall and ion hybrid electric propulsion system. The Hall and ion hybrid electric propulsion system comprises a composite material gas cylinder, an inflation valve, a pressure adjusting module, a Hall flow adjusting module, an ion flow adjusting module, a Hall thruster, an ion thruster, an electric propulsion control unit, a power processing unit and a power supply processing and control unit, the pressure adjusting module supplies gas to the Hall flow adjusting module and the ion flow adjusting module in a time-sharing manner; the Hall flow regulation module and the ion flow regulation module are used for carrying out flow control on the Hall thruster and the ion thruster respectively; the electric push control unit performs time-sharing power supply control on the power processing unit and the power supply processing and control unit; the power processing unit and the power supply processing and control unit respectively provide electric energy for the Hall thruster and the ion thruster; the Hall thruster and the ion thruster provide thrust or impulse for the spacecraft; according to the Hall and ion hybrid electric propulsion system, the integrated design of air supply, power supply and autonomous process control of the Hall and ion thrusters is achieved, system air path and circuit configuration is simplified, and the requirement for a spacecraft with high specific impulse and high thrust electric propulsion systems at the same time is met.
Owner:SHANGHAI INST OF SPACE PROPULSION

Deposition method of metal seed layer in TGV metallization and magnetron sputtering equipment

The invention belongs to the technical field of coated glass, and particularly provides a deposition method of a metal seed layer in TGV metallization and magnetron sputtering equipment. The invention aims to solve the problem of serious surface discharge phenomenon caused by low adhesive force between a metal film and a glass substrate, low metal coverage rate and step rate in a through hole and high accumulated charge on the surface of glass in the existing TGV metallization process. The independent and controllable ion source is introduced to assist deposition, the ion source is started at different stages of metal film deposition, and directional and high-energy positive ion flow generated by the ion source is utilized to bombard the surface of the glass substrate so as to assist the magnetron sputtering process, so that the surface of the glass substrate is subjected to magnetron sputtering. Through shallow ion implantation, enhancement of surface migration energy of deposited metal atoms and neutralization of negative charges accumulated on the glass surface, the adhesive force between metal and a glass substrate is improved, the metal coverage rate and the step rate in a through hole are improved, surface discharge is inhibited, and therefore the process stability is improved.
Owner:ARISON SURFACE TECH SUZHOU

Fabrication of Wicking Structures and Multiphase Devices for Heat-Transfer

A method of fabricating a multiphase heat exchanger for thermal coupling to a heat source is provided. The method includes submerging a build plate having a deposition surface into an electrolyte, the deposition surface comprising at least one of an evaporator base, a condenser base, or a liquid-return base. A printhead comprising pixelated electrodes and electrode-array drivers is submerged proximate to the deposition surface. A subset of the pixelated electrodes is selectively activated to generate an ionic flow through the electrolyte between the electrode subset and a portion of the deposition surface, thereby electrochemically depositing wicking structures on the base surface. Any two adjacent wicking structures positioned on the evaporator base are spaced apart by an average pitch selected to maintain a heat-transfer fluid, in a liquid phase, in contact with the evaporator base during operation of the multiphase heat exchanger.
Owner:FABRIC8LABS INC

Ion current droop compensation

A pulse generator is disclosed. The pulse generator includes a DC source; a plurality of switches, a transformer; and a pulsing output. The pulse generator can be coupled with a plasma chamber. The pulsing output outputs high voltage pulses having a peak-to-peak voltage greater than 1 kV and a voltage portion between consecutive high voltage bipolar pulses that has a negative slope that substantially offsets the voltage reduction on a wafer within a plasma chamber due to an ion current. The resulting voltage at the wafer may be substantially flat between consecutive pulses.
Owner:EAGLE HARBOR TECHNOLOGIES INC

Cold cathode ionization gauge driving acquisition circuit

The invention discloses a cold cathode ionization gauge driving acquisition circuit, relates to the field of vacuum measurement, and solves the problems of signal conversion nonlinearity and large ion flow when a gauge tube works at a lower vacuum degree in the existing cold cathode ionization gauge driving acquisition technology. Comprising an ion current logarithmic acquisition circuit used for converting the ion current of the cold cathode ionization gauge into a voltage signal, a current monitoring circuit used for generating a control signal according to the voltage signal, and a voltage-controlled high-voltage driving circuit used for driving the cold cathode ionization gauge according to the control signal. The nonlinear compensation operation conditioning circuit is used for performing nonlinear compensation on the voltage signal according to the control signal to obtain an operation acquisition voltage, and the operation acquisition voltage is used for being input into an acquisition system; the non-linear problem of signal conversion is solved through the non-linear compensation circuit, negative feedback loop control is carried out through the current monitoring circuit and the voltage-controlled high-voltage driving circuit, the driving voltage of a gauge tube is reduced, and the maximum ion current is limited at a low level.
Owner:CHENGDU RUIBAO ELECTRONIC TECH CO LTD

Injection type ion deodorization device

The utility model discloses an injection type ion deodorization device and relates to the technical field of deodorization equipment. The deodorization device comprises a deodorization reaction box and an ion generation device, an air inlet port is formed in one end of the deodorization reaction box, an exhaust port is formed in the other end of the deodorization reaction box, and mounting grooves are formed in the upper surface, the left side face and the right side face of the deodorization reaction box. According to the utility model, the ion generating device, the first ion jet pipe and the second ion jet pipe are arranged, and the ion generating device sends ion flow into the first ion jet pipe and the second ion jet pipe through the conveying pipeline, the first conveying pipe and the second conveying pipe at a certain speed; the first ion jet pipe and the second ion jet pipe are arranged in a perpendicular crossing mode, and under the cooperation of the multiple sets of partition blocks, pollution gas enters the deodorization reaction box and then makes mixed contact with ion flow sent out by the first ion jet pipe and the second ion jet pipe, it is guaranteed that the ion flow makes full contact with the pollution gas, and the pollutant treatment efficiency is improved.
Owner:SHIJIAZHUANG DEHOU ENVIRONMENTAL PROTECTION TECH CO LTD

Human-computer interface (ion flow) for cosmetic medical devices

1. Name of the product in this design: Human-computer interaction interface (ion flow) for cosmetic medical devices. 2. Intended use of this design: for use in an electronic device. 3. The key design features of this product are its graphical user interface. 4. The image or photo that best illustrates the design points: Design 1 Interface Change State Diagram 3. 5. Design 1 is designated as the basic design. 6. Uses of graphical user interfaces: for human-computer interaction in aesthetic and medical devices. 7. Description of the changing states of the graphical user interface: The main view of Design 1 is the interface after the system is opened, including three modes: Whitening, Wrinkle Removal, and Acne Treatment. Design 1 Interface Change State Figure 1 shows the interface after selecting Whitening mode in the main view, including two handles, Enter key, back key and settings key. Design 1 Interface Change State Diagram 2 shows the interface with two handle treatment heads after selecting the handle in Design 1 Interface Change State Diagram 1. Design 1 Interface Change State Diagram 3 is the beauty interface diagram after selecting the handle in Design 1 Interface Change State Diagram 2. Design 1 Interface Change State Figure 4 is the interface after selecting "CW" mode in Design 1 Interface Change State Figure 3. Design 2 Interface Change State Figure 4 is the interface after selecting "Pulse" mode in Design 2 Interface Change State Figure 3. Design 3 Interface Change State Diagram 4 shows the state diagram used after selecting the "CW" mode in Design 3 Interface Change State Diagram 3. Design 4 Interface Change State Diagram 4 is the state diagram used after selecting "Pulse" mode in Design 4 Interface Change State Diagram 3. Design 5 Interface Change State Diagram 4 is a detailed treatment head usage state diagram after selecting the "CW" mode in Design 5 Interface Change State Diagram 3. Meanwhile, the interface content of Design 1 main view, Design 2 main view, Design 3 main view, Design 4 main view, and Design 5 main view is the same, so the explanation is omitted. Meanwhile, the interface content of Design 1, Design 2, Design 3, Design 4, and Design 5 is the same, so the explanation is omitted. Meanwhile, the interface content of Design 1 Interface Change State Diagram 2, Design 2 Interface Change State Diagram 2, Design 3 Interface Change State Diagram 2, Design 4 Interface Change State Diagram 2, and Design 5 Interface Change State Diagram 2 is the same, so the explanation is omitted. Meanwhile, the interface content of Design 1 Interface Change State Diagram 3, Design 2 Interface Change State Diagram 3, Design 3 Interface Change State Diagram 3, Design 4 Interface Change State Diagram 3, and Design 5 Interface Change State Diagram 3 is the same, so the explanation is omitted.
Owner:ZHENGZHOU PINZHENG FUTURE MEDICAL TECH CO LTD

Light-emitting zirconium ion excitation device for beauty

The invention belongs to the technical field of beauty equipment, and particularly relates to a beauty light zirconium ion excitation device which comprises a device shell, the head of the device shell is provided with an ion excitation head, the ion excitation head comprises an insulating base and an excitation electrode group fixed on the insulating base, and the excitation electrode group is formed by arranging a plurality of microelectrodes in an array form; the device shell is internally provided with an ion excitation circuit, the ion excitation circuit comprises a high-voltage generation module and an electrode driving module, the high-voltage generation module is electrically connected with the electrode driving module, and the electrode driving module is respectively connected with each microelectrode in the excitation electrode group through a wire. According to the invention, the electrode group formed by arranging a plurality of independent microelectrodes in a specific array is arranged on the ion excitation head, the electrode driving module is respectively connected with the microelectrodes, and the array formed by the plurality of microelectrodes can physically form an ion excitation source with wider coverage and more dense distribution; and the generated ion current is milder and more stable.
Owner:XIAN LENGDIANKANG TECH CO LTD

Directional coating diaphragm based on low reduction potential MOF, preparation method and application

The invention discloses a coating diaphragm based on a low-reduction-potential MOF (Metal Organic Framework), a preparation method and application, and belongs to the field of new energy battery preparation. The coated diaphragm based on the low-reduction-potential MOF comprises a base film and an MOF coating which is coated on at least any surface of the base film and has the low reduction potential, and one side, coated with the MOF coating with low reduction potential, of the diaphragm is directionally close to the negative electrode of the electrochemical device. The MOF with low reduction potential is introduced to construct an electrochemically stable coating structure, and the coating is directionally close to the negative electrode side, so that the problems of capacity attenuation and safety caused by precipitation and deposition of a large amount of metal on the surface of the diaphragm are avoided; therefore, ion flow can be homogenized by virtue of the porous characteristic of the MOF material, dendritic crystal growth can be inhibited, and the stability of a diaphragm-negative electrode interface can be improved by virtue of the stable electrochemical property of the MOF material.
Owner:ZHEJIANG WENNA NEW MATERIAL TECH CO LTD

Ion current collection structure with high collection efficiency and mass spectrometer

This invention relates to a high-efficiency ion current acquisition structure and a mass spectrometer. The ion current acquisition structure includes: a collection chamber adapted to be installed between the ion source and the sampling cone of the mass spectrometer; a trumpet-shaped aperture disposed within the collection chamber at the end facing the ion source; an annular electrode disposed on the inner wall of the trumpet-shaped aperture; and a beam rod assembly comprising multiple rod-shaped electrodes uniformly arranged circumferentially along the outlet of the trumpet-shaped aperture, with adjacent rod-shaped electrodes spaced apart to form gaps; wherein, on the side away from the ion source, the ends of the multiple rod-shaped electrodes are all bent and converged towards the central axis of the collection chamber. This invention provides a high-efficiency ion current acquisition structure that can improve the technical problems of low ion acquisition efficiency before entering the vacuum system and high background noise caused by the inability to effectively filter neutral particles in the prior art.
Owner:SICHUAN EVERGREEN PINE TECH CO LTD

Evaluation method and application of characteristic fingerprint of low-toxicity risk of 30# hard pitch flue gas

The application discloses a 30# hard pitch flue gas low-toxicity risk characteristic fingerprint spectrum evaluation method and application. The application constructs a total ion flow chromatogram characteristic fingerprint spectrum of 30# hard pitch flue gas, the fingerprint spectrum comprises five characteristic peaks of 5-hydroxyvaleraldehyde acetate, alanine, 2,7-dimethyl-1-octanol, acetone and 3-ethyl-2-methylheptane, a to-be-tested pitch flue gas sample is collected, and whether the corresponding chromatographic peaks appear simultaneously is analyzed; if the corresponding chromatographic peaks appear simultaneously and the total peak area is greater than 30%, the pitch flue gas is determined as low risk. The low-toxicity characteristic fingerprint spectrum unique to 30# hard pitch is used as an evaluation benchmark, and scientific basis is provided for identification of low-emission pitch materials and health protection of construction personnel.
Owner:YANGZHOU UNIV

Laser ion source system based on double pulses and AI feedback control and control method

The invention discloses a laser ion source system based on double pulses and AI feedback control and a control method, and relates to the technical field of plasmas, and the system is characterized in that a first laser generates pre-ablation laser, and generates pre-plasma on a target material; the second laser generates main ionization laser which irradiates the pre-plasma to generate main plasma; and the intelligent control unit extracts spatial features from the plume image, fuses the spatial features, the spectral data, the real-time ion current intensity and the equipment parameters to obtain high-order state features, and generates laser pulse optimization parameters according to the high-order state features and the equipment parameters. According to the invention, a double-pulse mechanism is adopted to enable main ionization to occur in the expanded plasma, charge exchange and energy dispersion are reduced, the energy divergence of the ion beam is remarkably reduced, the energy conversion efficiency is improved, AI real-time feedback control can compensate factors such as target pitting corrosion and laser power fluctuation, and very high inter-pulse stability is realized.
Owner:XI AN JUNENG MEDICAL ENGINEERING TECHNOLOGY CO LTD

Insulator impact breakdown voltage measuring system and method

The invention discloses an insulator impact breakdown voltage measurement system and method, and belongs to the field of electrical measurement. The system comprises an upper computer, a plurality of cameras, a high-voltage power supply and an insulator testing device, the insulator testing device comprises a closed cavity, a disc platform used for placing a plurality of insulators to be tested, a high-voltage electrode and an ionic wind module. The upper computer is used for controlling the ion wind module according to preset ion current parameters after the closed cavity is filled with the insulating gas, so that the ion wind module releases positive and negative ion current; the upper computer is also used for controlling the high-voltage power supply to supply power to the high-voltage electrode which forms a measuring loop with each insulator to be measured, so that the high-voltage electrode applies impact breakdown voltage to each insulator to be measured; and the upper computer is also used for obtaining an impact breakdown voltage measurement result of the insulator to be tested according to the number of the discharge channels corresponding to the discharge images of the cameras around the insulator testing device. According to the invention, the efficiency and accuracy of insulator impact breakdown voltage measurement are improved.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID CO LTD

A cold cathode ionization gauge driving and collecting circuit

The application discloses a cold cathode ionization gauge driving and collecting circuit, and relates to the field of vacuum measurement, which solves the problems of signal conversion nonlinearity and excessive ion current when the gauge tube works at a lower vacuum degree in the existing cold cathode ionization gauge driving and collecting technology, and comprises the following parts: an ion current logarithmic collecting circuit, which is used for converting the ion current of the cold cathode ionization gauge into a voltage signal; a current monitoring circuit, which is used for generating a control signal according to the voltage signal; a voltage-controlled high-voltage driving circuit, which is used for driving the cold cathode ionization gauge according to the control signal; a nonlinear compensation operation conditioning circuit, which is used for performing nonlinear compensation on the voltage signal according to the control signal to obtain an operation collecting voltage; and the operation collecting voltage is used for inputting into a collecting system; the problem of signal conversion nonlinearity is overcome through the nonlinear compensation circuit, and the negative feedback loop control is performed through the current monitoring circuit and the voltage-controlled high-voltage driving circuit, so that the driving voltage of the gauge tube is reduced, and the maximum ion current is limited at a lower level.
Owner:CHENGDU RUIBAO ELECTRONIC TECH CO LTD

Ion-electron coupling normal transmission bifunctional photoelectrocatalysis device and preparation method thereof

The invention discloses an ion-electron coupling normal transmission bifunctional photoelectrocatalysis device and a preparation method thereof, and belongs to the field of photoelectrocatalysis. The invention aims to solve the problem that the energy conversion efficiency of an existing photoelectrocatalysis system is quickly reduced along with electrode size amplification. According to the invention, the bifunctional photoelectrocatalysis device is constructed, so that the electron and ion flowing mode is changed, and meanwhile, the ion transmission path is optimized. In the photoelectrocatalysis process, catalysts are loaded on the two sides of the conductive substrate in the bifunctional photoelectrocatalysis device, short-distance electron conduction can be carried out in the direction perpendicular to the normal direction of the conductive substrate, and selective directional short-distance ion transmission is achieved while an oxidation-reduction catalysis center is separated; the electrons on the two sides are not transmitted to an external circuit for migration through the surface of the electrode any more, but are transmitted through a normal path of the substrate, so that the amplification loss caused by non-uniformly distributed resistors on the surface of the electrode is overcome.
Owner:HARBIN INST OF TECH

Analytical device equipped with ion mobility separation section

Analyzer, which includes the following: an ion source (1); an ion mobility separation element (7) containing a pair of opposing electrodes (3, 4) to which a high-frequency voltage (13) and a direct current voltage (14) are applied; and a shielding electrode (2, 42, 43, 46) which is provided between the ion source (1) and the ion mobility separation part (7) and to which a DC voltage (12, 70) is applied, wherein the shielding electrode (2, 42, 43, 46) has an ion flow path (8, 41, 45, 47, 49) which connects an inlet (60), from which ions are introduced from the ion source (1), with an outlet (62), from which the ions are released, and the ion flow path (8, 41, 45, 47, 49) includes a cylindrical section which is bent in its middle so that the outlet (36) cannot be seen from the inlet (60).
Owner:HITACHI HIGH TECH CORP

A cerium-doped modified MOFs-based composite solid electrolyte, a preparation method and application thereof

The application belongs to the technical field of solid-state batteries, and relates to a solid-state electrolyte of a solid-state battery, in particular to a cerium doped MOFs based composite solid-state electrolyte and a preparation method and application thereof. 4+ / Ce 3+ / Ce 4+ The application induces the rich Zr 4+ / Ce 3+ / Ce 4+ Multi-valence active centers, combined with the regulation effect of the interface ion flow of the graphite phase carbon nitride (g-C3N4) two-dimensional layered material, significantly improve the comprehensive performance of the composite polymer solid-state electrolyte, such as ion conductivity, electrochemical window, electrochemical stability and the like.
Owner:SHANDONG UNIV OF SCI & TECH

Processes, systems, and apparatus for cyclotron production of technetium-99m

A process for producing technetium-99m from a molybdenum-100 metal powder, comprising the steps of:(i) irradiating in a substantially oxygen-free environment, a hardened sintered target plate coated with a Mo-100 metal, with protons produced by a cyclotron;(ii) dissolving molybdenum ions and technetium ions from the irradiated target plate with an H2O2 solution to form an oxide solution;(iv) raising the pH of the oxide solution to about 14;(v) flowing the pH-adjusted oxide solution through a resin column to immobilize K[TcO4] ions thereon and to elute K2[MoO4] ions therefrom;(vi) eluting the bound K[TcO4] ions from the resin column;(vii) flowing the eluted K[TcO4] ions through an alumina column to immobilize K[TcO4] ions thereon;(viii) washing the immobilized K[TcO4] ions with water;(ix) eluting the immobilized K[TcO4] ions with a saline solution; and(x) recovering the eluted Na[TcO4] ions.
Owner:TRIUMF INC

Purification and dust removal equipment for adhesive tape production

The invention discloses purification and dust removal equipment for adhesive tape production, and belongs to the technical field of adhesive tape production.The purification and dust removal equipment comprises a machine shell and a dust suction mechanism, a filtering mechanism is arranged at the top of the machine shell, balance weight mechanisms are arranged on the two sides of the filtering mechanism, and a locking mechanism is arranged on one side of each balance weight mechanism; an air blowing mechanism and an ion generation mechanism are arranged in the machine shell, the ion generation mechanism comprises an insulating frame, a positive plate, a negative plate and a U-shaped frame, spray points are fixedly installed on the two sides of the positive plate, the filtering mechanism comprises a filtering frame and a filtering net, and the balance weight mechanism comprises a fixing plate, a balance weight plate, a flexible belt and a fixed pulley. Bidirectional ion flow formed by plasma discharge covers the surface of the adhesive tape, static electricity carried by the adhesive tape is effectively neutralized, and the adsorption effect of the static electricity on dust particles is eliminated; and meanwhile, dust particles which are attached and separated due to static electricity loss are promoted to fall off from the surface of the adhesive tape by synergic blowing of the generated ionic wind.
Owner:SUZHOU ALLEN ELECTRONICS CO LTD

Parallel plate ion mobility measuring equipment and method for field observation

The invention discloses a parallel plate ion mobility measuring device and method for field observation. The equipment comprises a three-layer parallel flat plate ion current assembly, an electric field measuring instrument, a first direct-current power supply, a second direct-current power supply, an ampere meter and a measurement and control device, the three layers of parallel plate ion current assemblies are used for generating ions and forming a synthetic electric field; the ampere meter is used for being connected with the three-layer parallel flat plate ion current assembly and generating a current reading for indicating the density of the ion current; the electric field measuring instrument is arranged right below the three layers of parallel plate ion current assemblies and is used for generating a field intensity reading for indicating the size of a synthetic electric field; and the measurement and control device is used for executing a self-calibration program and a self-measurement program of the electric field measurement instrument so as to control the output voltage of the first direct-current power supply and the output voltage of the second direct-current power supply, obtain a current reading, obtain a field intensity reading and calculate the ion mobility. The system is high in accuracy, high in stability, convenient to use, good in portability and high in automation degree.
Owner:CHINA ELECTRIC POWER RESEARCH INSTITUTE CO LTD +2

Double-pulse confinement ion current energy screening device and method

The invention discloses a double-pulse confinement ion current energy screening device and method, and relates to the field of ion beam control, the device comprises a plasma source, a deflection magnetic field, a parallel plate electrode, an ion beam control electrode, a capillary tube beam and a deposition target disc; the plasma source is used for providing plasma; the deflecting magnetic field is used for longitudinally scanning and homogenizing the plasma according to a vertical electric field to obtain an ion beam; the parallel plate electrode is used for providing an electric field orthogonal to the vertical electric field and controlling focusing and deflection of the ion beam through the voltage of the parallel plate electrode to obtain a deflected ion beam; the ion beam control electrode is used for adjusting the energy of the deflected ion beam to obtain a single-energy ion beam; the capillary tube beam is used for leading out single ions in the single-energy ion beam; the deposition target disc is used for receiving single ions in the single-energy ion beam; according to the invention, single-energy single-ion extraction can be realized, and the stability and precision of a single-ion beam can be ensured.
Owner:BEIJING NORMAL UNIVERSITY

Auger automatic feeding device for PVC (polyvinyl chloride) thermal shrinkage film production

The invention relates to the technical field of automatic feeding of augers for film production, in particular to an automatic feeding device of an auger for PVC (polyvinyl chloride) thermal shrinkage film production, which comprises a first stirring plate; the second stirring plate is arranged on one side of the first stirring plate in a staggered mode, and the first stirring plate and the second stirring plate are provided with a positive electrode and a negative electrode respectively, so that the whole auger device is filled with ion flow; the pushing mechanism comprises an auxiliary pushing shaft and a main pushing shaft, at least one side of the auxiliary pushing shaft is connected with a stirring plate, and at least one stirring plate is connected to each of the two sides of the main pushing shaft; the guide mechanism comprises a track part, and the track part is used for limiting the motion track of the pushing mechanism during rotation, so that the main pushing shaft drives the stirring plate to move in the whole device; when the main pushing shaft moves and drives the first stirring plate and the second stirring plate to move, materials in the device can be secondarily stirred, wall-mounted dust can be cleaned, and the film production efficiency is improved.
Owner:YUELONG FILM CO LTD FOSHAN CHINA

Plasma processing apparatus and method

Methods related to plasma processing are provided. A method includes locating a wafer on an electrostatic chuck disposed within a plasma chamber including a focus ring and a cover ring, wherein the focus ring surrounds a portion of the electrostatic chuck, and wherein the cover ring lies over the focus ring; igniting a plasma within the plasma chamber; directing a direction of ion flow toward the wafer by biasing the focus ring with a DC power source to form an electrical field; and modifying the electrical field with the cover ring, wherein an inner portion of the focus ring is blocked by the cover ring, a middle portion of the focus ring is unblocked by the cover ring, and an outer portion of the focus ring is blocked by the cover ring.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Negative electrode and rechargeable lithium battery including same

Disclosed are a negative electrode and a rechargeable lithium battery including the same. The negative electrode may include a negative electrode current collector and a negative electrode active material layer on the negative electrode current collector, in which the negative electrode active material layer includes a negative electrode active material and an additive, and the additive includes a compound that condenses at a pH of 5.5 or less and / or 90 DEG C or more. If (e.g., when) a decrease in pH and / or an increase in temperature due to an abnormal reaction (e.g., an undesired side reaction) of the rechargeable lithium battery, the negative electrode may form or provide a membrane to block ion current (or ion flow) and direct shutdown of the rechargeable lithium battery, such as lithium ion batteries. Thus, the stability (e.g., chemical stability and / or physical stability) and reliability of the rechargeable lithium battery are improved or enhanced.
Owner:SAMSUNG SDI CO LTD +1

Maintenance-free online measurement system and method for key parameters of desulfurization slurry of power plant

The invention discloses a maintenance-free online measurement system and method for key parameters of desulfurization slurry of a power plant, an outlet of a desulfurization slurry pipeline is divided into two paths after passing through a desulfurization slurry electromagnetic valve, one path is communicated with an inlet of a ceramic membrane filter, and the other path is communicated with a flushing water pipeline through a conventional flushing water electromagnetic valve; the flushing water pipeline is communicated with a water outlet of the ceramic membrane filter through the backwashing water electromagnetic valve, the water outlet of the ceramic membrane filter is communicated with an inlet of the chloride ion flow cell, and a water outlet of the chloride ion flow cell is communicated with an inlet of the pH flow cell; the pH flow cell is internally provided with a pH selective electrode, the chloride ion flow cell is internally provided with a chloride ion selective electrode, the system and the method can realize real-time measurement of chloride ions and pH of slurry, and the accuracy and the stability are relatively high.
Owner:HUANENG TONGCHUAN ZHAOJIN COAL POWER CO LTD +1

Vacuum coating process for metal substrate and anti-aging anti-corrosion film

PendingCN121992357Ahigh densitySolve the physical contradiction of crackingVacuum evaporation coatingSputtering coatingNanosecondMetallic materials
The invention relates to the technical field of metal material surface treatment, and discloses a vacuum coating process for a metal substrate and an anti-aging anti-corrosion film, which comprises the following steps: depositing a transition layer, depositing an anti-corrosion film main layer, collecting a negative pulse rising edge displacement current slope in real time, determining a charge adsorption saturation point according to a first-order derivative zero crossing point of the slope, a nanosecond controlled overshoot stage is driven to induce transverse migration of atoms, the nanosecond controlled overshoot stage is switched to a platform stage to maintain deposition, and residual charges are eliminated in a neutralization stage. Instantaneous high-momentum ion flow generated by dynamic response of a sheath layer is used for improving the density of a film layer, and lattice dislocation migration is eliminated in cooperation with an energy release mechanism of a pulse gap; the physical contradiction of cracking caused by accumulation of residual compressive stress in a high-density film is solved, the film layer structure is in a low-stress equilibrium state, the interface anchoring strength is enhanced, and penetration of a corrosive medium is blocked.
Owner:SUCAI METAL (JIANGSU) CO LTD

Ion analysis device

The present invention relates to an ion analysis device (1), comprising: a first component (16) fixed relative to an ion flow outlet, provided with a fixing pin (1621) on one side across the ion flow outlet and a pin hole (1631) on the other side; a second component (12), which is a component that can be fixed to the first component and includes an ion flow control unit (121) for controlling the movement of ions flowing out of the ion flow outlet, and has a first recess (1231) and a second recess (1241), wherein the first recess is used to engage with the fixing pin from a first direction perpendicular to the axis of the fixing pin, and the second recess is used to engage with an insertion pin inserted into the pin hole from a second direction different from the first direction; and a pin component (17), which has an insertion pin (172) inserted into the pin hole and a head (171) that clamps and fixes the second recess between the first component and the second recess.
Owner:SHIMADZU SEISAKUSHO LTD