46 results about "Cell chip" patented technology

The invention relates to the technical field of solar cells, and provides a preparation method of a solar cell piece and the solar cell piece, the solar cell piece is formed by cutting the whole cell piece, the solar cell piece is provided with a cutting surface formed by cutting, and the method comprises the following steps: providing a substrate; coating a substrate with the passivation slurry to form a passivation film with a nanoscale thickness on the substrate; and transferring the passivation film on the substrate to the cutting surface of the solar cell by using a transfer printing process so as to form a passivation layer on the cutting surface. The problem that in an existing half-wafer passivation process, passivation slurry is prone to being diffused to a non-target area, and therefore the performance of a battery piece is affected is solved.

The invention discloses a real-time monitoring method for the water content of a pole piece / battery cell and a baking system, and belongs to the technical field of pole piece / battery cell production. Comprising the following steps: firstly, according to the initial vacuum degree P0, the vacuum degree P1, the gas free volume V, the baking temperature T, the total mass N before baking and the molar gas constant R, obtaining the moisture content W1 of the baked pole piece / battery cell at the current moment in the baking process; and obtaining the real-time water content W of the pole piece / battery cell according to the initial water content W0 and the baked water content W1. According to the real-time monitoring method for the water content of the pole piece / battery cell, the real-time water content of the pole piece / battery cell in the vacuum baking process can be calculated, and the baking system realizes real-time monitoring on the water content of the pole piece / battery cell in the vacuum baking process, so that the baking process of the pole piece / battery cell is controlled, the limitation of post detection is avoided, and the reliability of the baking process is improved. The reject ratio of the pole piece / battery cell in the baking process is reduced, the production efficiency is improved, the baking precision and efficiency of the pole piece / battery cell are remarkably improved, and reliable technical support is provided for the battery manufacturing industry.

The application provides a preparation method of organoids based on a single cell chip, which comprises microfluidic chip preparation, a two-water-phase solution preparation, a single cell suspension preparation, microfluidic manipulation, single cell-loaded microgel generation and organoid construction and the like. The application takes a microfluidic chip integrated with a normally closed pneumatic pump valve as a technical platform, takes a single cell suspension pre-incubated with a crosslinking agent as a chemical reaction core, takes a water-in-water droplet as a forming template, and realizes efficient in-situ loading of single dispersed seed cells in a micro hydrogel carrier through a one-step method, and simply removes empty droplets without cells in a subsequent transfer step. The single cells in the microgel can be cultured, expanded and self-organized to form required organoids. The application improves the consistency of the starting point of the organoids, has the high-throughput characteristics of the droplet microfluidic technology, realizes efficient and highly reproducible in-vitro construction of the organoids, and can play a great role in the fields of basic research and transformation application related to the organoids.

The utility model relates to the related technical field of photovoltaic cells, and provides a solar cell piece, a solar cell and a power utilization device. A grid line structure is arranged on at least one side face of the battery piece, and the grid line structure comprises a fine grid printed on the corresponding side face of the battery piece in the first direction; the main grid is printed on the side face, printed with the fine grid, of the battery piece in the second direction and is in lap joint with the fine grid on the outer side, back on to the battery piece, of the fine grid; wherein the main grids and the fine grids are connected through corresponding lapping wire segments. By adjusting the printing positions of the fine grid and the main grid, the fine grid is formed on the solar cell, and then the main grid (located on the outer side compared with the fine grid and the main grid) is arranged, so that the risk of grid breakage at the module end due to the welding problem can be avoided, in addition, based on the design mode of the solar cell, the problem of poor lap joint of the main grid and the fine grid can be avoided, and the service life of the solar cell is prolonged. And the quality of the whole grid line structure can be improved, so that the yield of the damp heat reliability test of the battery piece is improved.

Disclosed herein is cell culturing device, cell culturing systems, methods to produce a cell culturing device, a kit or parts, methods for culturing cells, cellular chips, the use of such a cellular chip, a cell culturing device blank and a cell culturing blank system.

A disclosed cell chip comprises: a substrate on which a plurality of electrode pads are provided in pairs; a bonding wire which connects each pair of electrode pads in an arch shape having a height so that the electrode pads are electrically connected; and a resin layer stacked on the substrate such that a portion including the apex of the bonding wire is exposed.

A memory device includes a cell chip, a memory device includes a memory cell array having a plurality of first lines and a plurality of second lines, first and second bonding pads adjacent to each other in a first region and electrically connected to the plurality of first lines, and third and fourth bonding pads adjacent to each other in a second region different from the first region and electrically connected to the plurality of second lines; and a logic chip electrically connected to the first, second, third, and fourth bond pads of the cell chip. The first and second bonding pads are electrically connected to a third line among the plurality of first lines, and the third and fourth bonding pads are electrically connected to a fourth and fifth line among the plurality of second lines, respectively.

The invention relates to the technical field of photovoltaic module detection, in particular to a photovoltaic cell defect detection device and detection method of a BC process. The high-precision optical module is composed of a camera, a polarization filter set and a single-hole area light source, the polarization filter set restrains back electrode metal reflection interference at a filtering angle of 45 + / -5 degrees, and the continuous adjustable range of the brightness of the single-hole area light source is 0-5000 Lux; the deep learning and morphology fusion module is used for integrating an improved YOLOv5 model and a Halcon multistage morphology processing unit, the YOLOv5 model is used for embedding an EMA attention mechanism in a neck network, and a Crafe up-sampling operator is used for replacing a traditional interpolation layer; and the dynamic optimization module is used for dynamically adjusting a defect judgment threshold value based on the coating thickness uniformity data obtained by the MES, and optimizing a smoothing factor parameter of an EMA attention mechanism in real time through an edge computing node. According to the scheme, complex reflection interference of the back contact structure can be solved.

A memory device including a memory block performing a sub-block operation is provided. The memory device includes a chip stack structure, which includes a peripheral circuit structure and a cell array structure. The cell array structure includes a first cell chip and a second cell chip on the first cell chip. The first cell chip includes a plurality of first sub-blocks, and the second cell chip includes a plurality of second sub-blocks. Each of the memory blocks is constituted of a first sub-block and a second sub-block corresponding thereto. The first word lines are respectively connected to the second word lines. In an erase operation of a selected first sub-block of a selected memory block among the memory blocks, the first string select lines sequentially float with a delay at a level of a ground voltage starting from a first string select line far from the first bit lines.

A semiconductor device may include a cell chip and a core / peripheral chip on the cell chip. The cell chip may include a first semiconductor substrate, a first device layer disposed on the first semiconductor substrate, a bottom electrode disposed on the first device layer, a dielectric layer conformally covering a top surface of the first device layer and the bottom electrode, a top electrode disposed on the bottom electrode and spaced apart from the bottom electrode by the dielectric layer, an insulating layer provided on the first device layer to cover the top electrode, and a first contact vertically penetrating one of the first semiconductor substrate or the insulating layer and connected to the top electrode. The top electrode may include a semiconductor layer and a metal layer that are stacked, and the first contact may be in contact with the metal layer.

The present invention discloses a perovskite solar cell, a processing method thereof, and a BIPV component, wherein the processing method of the perovskite solar cell comprises the following steps: providing a first perovskite solar cell chip; cutting the first perovskite solar cell chip by non-contact cutting or mechanical cutting to obtain a second perovskite solar cell chip; and grinding the second perovskite solar cell chip at least after cutting by mechanical cutting, cooling the chip by liquid gas or water cooling during the grinding step; wherein, at least during the water cooling step, the second perovskite solar cell chip is covered with a waterproof protective film. The processed cell chip will not have the problem of hydrolysis reaction of the perovskite film layer leading to a decrease in the electrical performance and stability of the product. The processing method can be used to process perovskite solar cells of various sizes and shapes for manufacturing BIPV components, meeting the application requirements of various scenarios such as building curtain walls and roofs.

A cell chip is produced by performing a fixing step for immersing cells in a cell fixing liquid, an arrangement step for discharging a cell suspension containing the fixed cells and a liquid from an inkjet-mode discharge part onto a discharge target medium such as a membrane to arrange droplets of the cell suspension on the discharge target medium, and a dyeing step for dyeing a cell-derived component, in this order.

The invention discloses a high-concentration solar cell chip, which belongs to the field of solar cells, and comprises a high-concentration optical system module, a solar cell chip main body and a heat dissipation system module, the high-concentration optical system module is used for converging sunlight to the solar cell chip main body; the solar cell chip main body is made of a gallium arsenide-based semiconductor material, and a nanoscale anti-reflection layer is arranged on the surface of the solar cell chip main body; the heat dissipation system module comprises a micro-channel heat dissipation structure, and the micro-channel heat dissipation structure is arranged on the back surface of the solar cell chip main body and is used for rapidly guiding out heat generated by the solar cell chip main body; according to the invention, through the high-power condensation optical system module, the condensation efficiency of sunlight is obviously improved, and the light energy received by the solar cell chip main body is greatly increased; by adopting the gallium arsenide-based semiconductor material, the nanoscale anti-reflection layer and the multi-junction structure, the photoelectric conversion efficiency of the solar cell chip is improved from multiple dimensions.

A method of manufacturing a semiconductor device includes forming a cell chip including a first substrate, a source layer on the first substrate, a stacked structure on the source layer, and a channel layer passing through the stacked structure and coupled to the source layer, flipping the cell chip, exposing a rear surface of the source layer by removing the first substrate from the cell chip, performing surface treatment on the rear surface of the source layer to reduce a resistance of the source layer, forming a peripheral circuit chip including a second substrate and a circuit on the second substrate, and bonding the cell chip including the source layer with a reduced resistance to the peripheral circuit chip.

The application discloses a cell culture chip and a single-cycle fluid device, wherein the cell culture chip comprises a base, and the base is provided with a plurality of liquid storage chambers used for storing culture solution, each of the liquid storage chambers is provided with an outlet and an inlet, the outlet only allows the culture solution to flow out, and the inlet only allows the culture solution to flow in, at least one culture groove is arranged between each pair of the liquid storage chambers, and the culture groove is used for culturing a cell chip; in each pair of the liquid storage chambers, the outlet of one of the liquid storage chambers is communicated with the inlet of the other liquid storage chamber through the at least one culture groove, and the inlet of the one liquid storage chamber is communicated with the outlet of the other liquid storage chamber. By adopting the two single-flow liquid storage chambers, the culture solution in the two liquid storage chambers can only flow out from the outlet and flow in from the inlet, so that the unidirectional flow of the culture solution in the culture groove is realized, and the culture solution in the two liquid storage chambers can also be circulated.

The invention relates to the technical field of resource recycling of photovoltaic wastes, in particular to a chloride ion detection electrode based on waste photovoltaic cells, a preparation method of the chloride ion detection electrode and a chloride ion detection method. A silicon wafer is obtained from a waste photovoltaic cell, and the surface structure of the silicon wafer comprises a silver electrode and an aluminum back surface field; crushing the silicon wafer, sieving, reacting with a nitric acid solution, centrifuging the reacted system for multiple times, collecting upper-layer filtrate, and merging to obtain first filtrate; adjusting the pH value of the first filtrate with inorganic base, centrifuging for multiple times, collecting upper-layer filtrate, and merging to obtain second filtrate; the second filtrate is used as an electrolyte of an electrochemical three-electrode system to carry out first electrodeposition on a working electrode in the electrochemical three-electrode system, then the working electrode is immersed into a hydrochloric acid electrolyte to carry out second electrodeposition, after activation, the chloride ion detection electrode is prepared based on the waste photovoltaic cell, and the surface of the electrode is provided with an aluminum-doped silver chloride deposition layer; and then a dual-electrode system is adopted for chloride ion concentration detection, and good linear response is achieved.

The embodiment of the present application relates to the technical field of cell chip, and discloses a single cell antibody chip, which is characterized by comprising: a chip substrate, wherein a biological recognition area and a physical function area are arranged on the chip substrate; a first group of core points is arranged in the biological recognition area, the first group of core points comprises a plurality of biological recognition core points, each biological recognition core point is pre-coated with different markers for capturing and detecting a to-be-detected substance; a second group of core points is arranged in the physical function area, the second group of core points comprises a plurality of physical function core points, the physical function core points comprise first positioning core points and second positioning core points, and the display states of the first positioning core points and the second positioning core points are different. In the embodiment of the present application, the single cell antibody chip can capture and label single cells, and the chip substrate can be directionally identified by using the positioning core points, and the imaging result can be uniformly processed by using the quantitative core point array, so that the expression level of the protein can be better quantitatively detected.

The invention discloses a solar thin-film cell with mildew-proof and hydrophobic functions and a preparation method thereof, and relates to the technical field of solar cells. The solar thin-film cell comprises a thin-film cell chip, an adhesive film, front plate glass and a hydrophobic coating, the hydrophobic coating comprises organic silicon acrylic resin, lignosulfonate and chromium trichloride; the thin film battery chip, the adhesive film and the front plate glass are stacked layer by layer to form a battery substrate, a hydrophobic coating on the surface of the front plate glass contains organic silicon acrylic resin, lignosulfonate and chromium trichloride, specifically, the organic silicon acrylic resin provides basic hydrophobicity, flexibility and weather resistance, and the hydrophobic coating can be used for coating the thin film battery chip, the lignosulfonate and the chromium trichloride. The water vapor can form a high contact angle on the water vapor and is easy to tumble, so that the surface of the solar thin-film battery obtains water repellency, dryness and cleanness of the surface of the solar thin-film battery can be effectively ensured, mildew of the surface of a component caused by overhigh humidity is avoided, and the stability of the performance of the solar battery is ensured. The power attenuation speed of the solar cell is slowed down and the power generation efficiency is improved.

The present disclosure provides a 3D organoid analysis cell chip adapted to perform non-destructive electrical analysis on a 3D organoid in real time, whereby the chip allows for multiple experiments through safe handling of organoids and can acquire research outcomes such as real-time drug response monitoring, evaluation of growth depending on size changes, metabolic analysis, etc., more rapidly compared to conventional technologies, through non-destructive real-time electrical analysis, reduce variables for failure risk factors during culture and analysis, and find technical applications in various technical fields with high measurement sensitivity.

The utility model discloses an annealing device for a photovoltaic cell chip assembly, the annealing device comprises a heating table and a moving part, a heating surface is formed on the heating table, an open heating hole is formed in the heating surface, the heating hole is suitable for outputting a heating medium and heating the chip assembly passing through the heating surface, the moving part can move relative to the heating table, and the moving part can move relative to the heating table. The moving part is suitable for driving the chip assembly to suspend and move relative to the heating surface, so that the annealing uniformity of the annealing device can be improved.

A cell chip is provided that exhibits excellent resistance to cell desiccation, cell retention, and detection of chemical substances such as odorants. The cell chip comprises a compartment containing a cell and a gel that can be converted into a sol.

The present invention relates to a cell chip for measuring local field potential (LFP), the chip comprising: an electrode array in which a reference electrode and a plurality of working electrodes are spaced apart from each other; transmission lines connected to respective electrodes; and a terminal pad part, wherein the surface of each working electrode is modified with a conductive nanomaterial to reduce interfacial impedance and improve sensitivity to electrical signals.

The invention relates to the field of photovoltaic cell preparation, in particular to a preparation method of a thin-film solar cell, which comprises the following steps: preparing a power generation layer on a substrate to obtain a cell chip; removing a certain width of the edge of the power generation layer; leading out the bus bar from the power generation layer; a rear packaging adhesive film and a back plate are sequentially placed on the side, away from the substrate, of the power generation layer in sequence and are aligned, and a stacked assembly is obtained; laminating the laminated assembly to obtain a laminated assembly; cutting the laminated assembly; and installing a junction box on the cut laminated assembly and communicating the junction box with the bus bar, and then testing. The cutting step is carried out after the laminating step, it is ensured that the fragile power generation layer is protected at the beginning of machining, pollution and damage to the power generation layer caused by follow-up procedures are completely eradicated, and the power generation layer can be prevented from being exposed to the external environment in the cutting process; the technical problems that the power generation layer is easily polluted during cutting and the power generation layer is easily damaged during mechanical cutting are fundamentally solved, so that the product yield and the long-term reliability are improved.

A detection technology is provided with excellent resistance to cell desiccation, cell retention, and the detection of chemical substances such as odorants. The system comprises a layered construct containing a cell layer and a gel layer placed on top of the cell layer, as well as a cell chip containing the layered construct.

A memory device comprises a cell chip including a memory cell array having a plurality of first lines and a plurality of second lines, first and second bonding pads adjacent to each other in a first region and electrically connected to the plurality of first lines, and third and fourth bonding pads adjacent to each other in a second region different from the first region and electrically connected to the plurality of second lines, and a logic chip electrically connected to the first, second, third, and fourth bonding pads of the cell chip. The first and second bonding pads are electrically connected to a third line among the plurality of first lines, and the third and fourth bonding pads are electrically connected to fourth and fifth lines among the plurality of second lines, respectively.

Memory devices are provided that include memory blocks that perform sub-block operations. The memory devices include a chip stack that includes a peripheral circuit structure and a cell array structure. The cell array structure includes a first cell chip and a second cell chip on the first cell chip. The first cell chip includes a plurality of first sub-blocks and the second cell chip includes a plurality of second sub-blocks. Each of the memory blocks is made up of a first sub-block and a corresponding second sub-block thereof. First word lines are connected to second word lines, respectively. In an erase operation of a selected first sub-block of a selected memory block among the memory blocks, first string select lines starting from a first bit line away from the first string select lines are sequentially floated with a delay at a level of a ground voltage.

The application discloses a micro-fluidic cell chip and a virus separation and culture method based on the cell chip. The micro-fluidic cell chip comprises a metal frame, a lower cover plate, a chip frame, a core chip and an upper cover plate, the core chip is provided with a plurality of cell culture cavities, a main flow channel is arranged on the surface of the core chip, and the main flow channel is communicated with the plurality of cell culture cavities. The virus separation and culture method based on the micro-fluidic cell chip adopts a plurality of cell lines for co-culture, realizes the sequential incubation of one sample to be analyzed and different cell lines, can significantly save clinical samples, maximally improves sample utilization, simultaneously reduces the consumption of culture reagents, shortens the separation and identification time, and theoretically realizes the culture of at least ten different cell lines at the same time due to the design of the micro-fluidic cell chip provided by the application, significantly increases the throughput of virus sensitive host cell screening, and realizes the high-throughput, automatic and rapid screening of virus sensitive cell lines.

The invention discloses a method for regulating and controlling the morphology of cells, and the method comprises the following steps: etching a cell chip structure on the surface of a substrate by using a maskless digital projection exposure photoetching technology to obtain a programmable cell chip which simultaneously has one or more topological array structures with different morphologies; and inoculating the cells to the programmable cell chip to realize the regulation and control of the morphology of the single cells. According to the method, a high-precision programmable cell chip structure with one or more different morphologies is prepared by utilizing a maskless digital projection exposure photoetching technology, so that the spreading morphologies of cells on different morphological structures are regulated and controlled; and a theoretical basis with a reference value is provided for basic biological research in the fields of high-throughput cell screening and tissue engineering.

The utility model discloses a device for detecting electrical impedance of a cell layer. The device for detecting the electrical impedance of the cell layer comprises a base, a chip to be detected, a top plate and an external plug, the base is provided with a lower circuit board; the chip to be detected consists of an upper glass electrode, a lower glass electrode and a cell chip body positioned between the upper glass electrode and the lower glass electrode; the top plate is provided with an upper circuit board; according to the utility model, the glass electrode for measuring the electrical impedance of the cell layer is stably and reliably connected to an external measuring circuit through a unique measuring loop design and a circuit connection mode, so that the device has stable measuring signals and strong anti-interference capability.