18 results about "Cell cavity" patented technology

The utility model provides a superconducting electron linear accelerator device for isotope production, which comprises an injector, a superconducting acceleration module and an irradiation target area which are arranged in sequence, and the superconducting acceleration module is connected with a low-temperature cooling system, a radio frequency driving system and a control system; the superconducting acceleration module comprises a low-beta-value Ni3Sn superconducting cavity and five standard Ni3Sn superconducting cavity modules, the low-beta-value superconducting cavity is an SRF acceleration cavity of a 2-cell cavity with beta = 0.7, and each standard superconducting cavity module consists of four SRF acceleration cavities of the 2-cell cavity with beta = 1 which are connected in series; and the input end of the standard superconducting cavity module adopts a symmetrical double-input coupler. According to the linear accelerator device provided by the utility model, the Ni3Sn superconducting cavity adopts a 2-cell and double-input coupler structure, so that the power requirement of high-power input coupling can be reduced under high flow intensity, a high-power electron beam is generated at lower cost, and efficient and economic production of isotopes is realized.

The invention relates to a chip for cell sorting by laser-induced forward transfer, relates to the technical field of cell sorting, and solves the technical problems that in the cell sorting process in the prior art, micro-explosion can strongly impact and damage cells and interfere with research and analysis on cells obtained through sorting. The chip comprises a substrate, a sacrificial layer, an explosion cavity membrane, an isolation layer membrane and a cell cavity membrane which are sequentially arranged from bottom to top. When the chip for cell sorting through laser-induced forward transfer is used for LIFT target cell sorting, impact damage to target cells in the LIFT process can be effectively buffered and reduced, and the activity of the target cells obtained through sorting is improved.

The application discloses a kind of frame of battery pack, battery pack and vehicle, it is related to new energy technology field.Frame includes: edge beam, elastomer and drive adjustment structure.Edge beam is connected in sequence multiple roots, and multiple edge beams are enclosed to form cell cavity, and at least one edge beam is provided with accommodating groove on the side towards cell cavity;Elastomer is arranged in accommodating groove, one end of elastomer is connected with edge beam, and the other end is used to extrude cell to adjust the expansion force of cell;Drive adjustment structure is connected with elastomer to adjust the expansion amount of elastomer.According to the frame of battery pack of the embodiment of the application, the constraint force of cell can be dynamically adjusted, the use reliability of cell is ensured, and then the use performance of battery pack is optimized.

The present invention relates to the technical field of tissue engineering, and in particular to a 3D printing platform integrated with holographic optical tweezers, and a bionic tissue construction method. The printing platform comprises: a holographic optical tweezer module configured to form an optical trap array in a focal region of an objective lens of the holographic optical tweezer module; material barrels configured to store biological materials and capable of moving between a storage position and a working position; a printing base capable of moving between a material loading station and an optical tweezer manipulation station; an object stage mounted on the printing base and capable of moving in horizontal and vertical directions; a photocuring device fixed on the object stage and configured to emit light to induce the biological materials to be cured; and a cell culture plate fixed on the object stage and stacked on the photocuring device, wherein the cell culture plate has a printing chamber and a cell chamber, and the printing chamber and the cell chamber are in communication with each other by means of a channel. A macroscopic ordered three-dimensional structure can be constructed, and micro-scale organisms inside the macroscopic three-dimensional structure are also ordered and patterned.

The utility model provides a kind of battery pack and electric equipment, battery pack includes first cabinet and second cabinet, first cabinet forms the cell cavity with one side opening, and second cabinet cover is located in opening;Support is located in cell cavity, and is supported between first cabinet and second cabinet, support is provided with hollow structure along its length direction and is penetrated.This application technical scheme is by being provided with hollow structure in support, so, when support is deformed inward by external pressure or impact force, hollow structure in support can be deformed in support Space is left for bracket, to relieve stress concentration caused by external impact, reduce the stress damage probability of support, prolong the service life of support.

The application relates to a carbonate carbon and oxygen isotope analysis device which comprises a rotating table and a measuring mechanism, a plurality of ablation cell cavities are arranged on the rotating table along the circumference of the rotating table, the ablation cell cavities are provided with gas inlets and outlets; components of the measuring mechanism are sequentially arranged along the ablation cell cavities, and the measuring mechanism comprises a laser system, an exhaust unit, a purification sampling unit and a gas isotope mass spectrometer; the laser system is located above the ablation cell cavities and is provided with a laser action area, the laser action area is located on the movement path of the ablation cell cavities; the exhaust unit is used for being connected with the gas inlets and outlets to replace air in the ablation cell cavities with helium; the purification sampling unit is used for being connected with the gas inlets and outlets to sample; and the gas isotope mass spectrometer is connected with the purification sampling unit. The ablation cell cavities are arranged on the rotating table, and the measuring mechanism is matched, so that different samples can be independently and continuously subjected to exhaust, ablation reaction and purification test, and the test efficiency can be improved.

The invention discloses a cold connection integrated liquid cooling battery box, which comprises a box frame and a liquid cooling assembly, the liquid cooling assembly is installed in the box frame, the box frame is enclosed by a front beam, a rear beam and two side beams, the liquid cooling assembly comprises an upper layer liquid cooling plate, a middle layer liquid cooling plate and a lower layer liquid cooling plate, the upper layer liquid cooling plate is installed at the top of the box frame, and the middle layer liquid cooling plate is installed at the bottom of the box frame. The lower-layer liquid cooling plate is mounted at the bottom of the box body frame, the middle-layer liquid cooling plate is mounted in the box body frame, an upper-layer battery cell cavity is formed between the middle-layer liquid cooling plate and the upper-layer liquid cooling plate, and the middle-layer liquid cooling plate and the upper-layer liquid cooling plate can be used for cooling the upper surface and the lower surface of a battery cell in the upper-layer battery cell cavity respectively; a lower-layer battery cell cavity is formed between the middle-layer liquid cooling plate and the lower-layer liquid cooling plate, the middle-layer liquid cooling plate and the lower-layer liquid cooling plate can perform heat dissipation on the upper surface and the lower surface of a battery cell in the lower-layer battery cell cavity respectively, and synchronous heat dissipation of the upper surface and the lower surface of the battery cell is achieved through the embedded design of the three layers of liquid cooling plates; and stable cold connection installation of the liquid cooling plate is realized through combination of glue joint and threaded connection.

This invention belongs to the field of computer image processing and computational wood science, specifically relating to an intelligent batch identification and analysis system for cells in cross-sections of gymnosperm wood. The system includes sequentially connected modules for image input, preprocessing, cell instance segmentation, unique ID generation and management, batch calculation of geometric parameters, and result output and interactive filtering. The method involves: after preprocessing the input image, using instance segmentation based on traditional image processing algorithms to batch identify cell outlines; assigning a unique ID to each cell and establishing a mapping; calculating the cell lumen area, diameter, and wall thickness in batches based on the mapping relationship; and finally, performing visualization and interactive filtering. This invention, by integrating batch parallel processing and cell instance-ID mapping management, achieves minute-level fully automated identification and measurement of massive numbers of cells in wood cross-sections, improving efficiency by hundreds of times compared to manual serial operations, and supports fine-grained data management and statistics.

The invention discloses a negative Poisson's ratio honeycomb composite structural member filled with functional liquid and a preparation method and application thereof, and relates to the technical field of composite material structures, the negative Poisson's ratio honeycomb composite structural member comprises a negative Poisson's ratio honeycomb core layer composed of periodically arranged cell elements with negative Poisson's ratio characteristics; the functional liquid is filled and packaged in the cell element cavities of the negative poisson ratio honeycomb core layer; the composite material skin covers at least one surface of the negative Poisson's ratio honeycomb core layer in a sealed mode, the composite material skin and the core layer jointly form a sandwich structure used for sealing the functional liquid, and the negative Poisson's ratio honeycomb structure is combined with the functional liquid to form the negative Poisson's ratio honeycomb structure. According to the composite structural part, integration of multiple functions is achieved on the basis that the light weight characteristic is kept. The negative Poisson's ratio honeycomb core layer provides deformation stability and energy absorption efficiency superior to those of a traditional honeycomb structure, and the functional liquid packaged in the negative Poisson's ratio honeycomb core layer can provide additional damping dissipation, thermal management or safety protection functions according to the characteristics of the negative Poisson's ratio honeycomb core layer.

To provide a suitable means for delivering a therapeutic biomolecule to a patient, wherein a stable and therapeutically effective blood level of the biomolecule occurs in a stable and convenient form over an extended period of time.SOLUTION: Provided is a device for treating a disease in a subject, wherein the subject may have Crohn's disease, ulcerative colitis, primary sclerosing cholangitis, eosinophilic esophagitis, autoimmune hepatitis, the device comprising a cell chamber comprising a population of cells that secrete a biomolecule for delivery to the subject.SELECTED DRAWING: None

The present invention relates to an implantable cell chamber device capable of retaining cells but permitting diffusion of biomolecules. Also disclosed are methods for delivering a therapeutic biomolecule to a subject in need thereof on a continuous or semi-continuous basis, by administering to the subject a cell chamber device comprising cells that secrete the therapeutic biomolecule.

Provided herein include various examples of a flow cell and methods for forming aspects of flow cell. The method may include applying a first adhesive to a substrate. The method may include orienting a die on the first adhesive. The method may also include orienting a package on the first adhesive. The package includes a die and a top surface of the die comprises an active surface and electrical contact points. Surfaces adjacent to the active surface on at least two opposing sides of the active surface form fanout regions for utilization in a fluidic path of the flow cell. The method further may include applying a second adhesive to a part of the package and attaching a lid to the second adhesive to define a fluidic flow-cell cavity below the lid and above a surface comprising the active surface and the fanout regions.

The utility model relates to the technical field of battery electrolyte supplementing, in particular to a battery and electronic equipment, the battery comprises a shell and a sealing assembly, the shell is provided with a battery cell cavity and a liquid supplementing cavity, the battery cell cavity and the liquid supplementing cavity are communicated through a through hole, and electrolyte is arranged in the liquid supplementing cavity. The sealing assembly is located in the liquid supplementing cavity, seals one end of the through hole, and is configured to be capable of being subjected to acting force to enable the through hole to be communicated with the battery cell cavity and the liquid supplementing cavity. The stability of the battery can be improved while the volume of the electrolyte of the battery can be increased.

The application discloses a super-strong wood film and a preparation method thereof. The wood film has a dense structure composed of nanofibers of wood cell walls and regenerated cellulose. The nanofiber bundles are uniformly distributed in cell cavities, and each nanofiber bundle is surrounded by regenerated cellulose. The preparation method comprises the following steps: wood flake is immersed in a lignin removal solution for sufficient reaction, then wood fibers are treated by using a chemical solution, and after sufficient perfusion reaction, the wood film is washed with water, naturally dried and shrunk to obtain the super-strong wood film. The super-strong wood film prepared by using the "top-down" rule has multiple superior performances: high mechanical strength (the tensile strength along the grain is 600-900 MPa), good optical performance, strong flexibility, length and width splicing treatment can be realized, the strength of the wood film after splicing basically remains unchanged, and the separation phenomenon does not occur at the bonding part.

The application discloses an off-axis linear acceleration collision cell for mass spectrometry, comprising a collision cell cavity, an introduction electrode, an introduction segmented quadrupole, an off-axis bending quadrupole, an exit segmented quadrupole, a gas supplement pipeline and an exit electrode. The collision cell is one of the core components of tandem mass spectrometry, and how to reduce the ion residence time in the collision cell and reduce the neutral molecule interference is a difficult problem to be solved in the collision cell technology. Therefore, the application designs an off-axis linear acceleration collision cell, which is combined with the segmented quadrupole and the bending off-axis quadrupole, can realize linear acceleration, reduce the residence time, realize off-axis deflection and reduce the neutral molecule interference. The application can effectively improve the qualitative and quantitative capabilities of the tandem mass spectrometry, and has a good application prospect in high-end tandem mass spectrometry analysis instruments such as triple quadrupole, quadrupole rod-time of flight mass spectrometry and quadrupole rod-orbitrap mass spectrometry.

The utility model provides a carbon desorption device based on a circular chamber and a carbon capture system. The carbon desorption device comprises an electrolytic bath, wherein the electrolytic bath is provided with a bath body, an anode assembly, a cathode assembly and an anion exchange membrane; an anode chamber and a cathode chamber are formed in the tank body, and the anode chamber and the cathode chamber are separated through an anion exchange membrane in a first direction; the chamber sections of the anode chamber and the cathode chamber in the second direction are circular, and the second direction is perpendicular to the first direction; the anode assembly comprises an anode plate, the anode plate is provided with an anode working part, and the anode working part is located in the anode chamber; the cathode assembly comprises a cathode plate, the cathode plate is provided with a cathode working part, and the cathode working part is located in the cathode chamber; the sections of the anode working part and the cathode working part in the second direction are circular; according to the utility model, the effective operation area of the carbon desorption device can be increased, and the defects that more defect points exist on the edge of the electrode plate and material transmission dead angles exist in the inner cavity of the tank body are overcome.

The application discloses a forming method of a large-cell honeycomb sandwich composite material part, and belongs to the technical field of composite material forming. The method comprises the following steps: fixing a honeycomb core on a solidified outer skin by pre-gluing; closing the cell by laying and stacking a plate core adhesive film on the inner surface of the side of the honeycomb core facing the inner skin; using pressure-sensitive adhesive tape and a peelable layer to tightly hold the plate core adhesive film; pre-solidifying the combined part after laying and stacking the plate core adhesive film under low pressure and low vacuum; adding a layer of soft film before pre-solidification to ensure the flatness of the plate core adhesive film after solidification; laying a plate adhesive film between the pre-solidified plate core adhesive film and the un-solidified inner skin; and finally co-gluing and solidifying to obtain the honeycomb sandwich composite material part. The method solves the problems of rebound deformation, displacement and overall shrinkage of the large-curvature honeycomb core, and the problem of the depression of the inner skin and the adhesive film at the large-cell cavity.

A catalyst system includes a flow-cell cavity, a pair of spaced apart mirrors disposed in the flow-cell cavity, a nanostructured textile catalyst disposed in the flow-cell cavity between the pair of spaced apart mirrors, and an energy source configured to transmit electromagnetic radiation (EMR) waves into the flow-cell cavity between the pair of spaced apart mirrors. Also, the pair of spaced-apart mirrors are configured to trap the EMR waves such that polaritons are formed within the flow-cell cavity and a catalytic reaction of a molecule in the flow-cell cavity is altered compared to when the polaritons are not formed within the flow-cell cavity.