343 results about "Cell layer" patented technology

The invention relates to the technical field of solar cell module packaging, in particular to a packaging structure for a perovskite-back contact crystalline silicon laminated solar cell and a preparation method of the packaging structure. The packaging structure comprises a front light conversion glass layer, a perovskite top cell layer, an infrared light-transmitting adhesive film layer, a back contact crystal silicon bottom cell layer, an adhesive film layer and a packaging bottom plate which are arranged in sequence, and butyl rubber surrounding the perovskite top cell layer, the infrared light-transmitting adhesive film layer, the back contact crystal silicon bottom cell layer and the adhesive film layer is arranged between the front light conversion glass layer and the packaging bottom plate, and the near infrared transmittance of 780 nm to 1100 nm in the infrared transparent adhesive film layer is 93% to 100%. According to the packaging structure based on the front light conversion glass layer and the infrared light-transmitting adhesive film layer, regulation and control of short-wave ultraviolet and near-infrared spectrums are considered, and the photoelectric property and reliability of the perovskite-crystalline silicon four-terminal laminated device are remarkably improved.

The invention relates to (i) a photovoltaic cell, comprising: an absorber layer comprising a perovskite material; and an ultrathin hole-transport layer; (ii) a photovoltaic cell comprising an absorber layer comprising perovskite material, a 5 hole transport layer and a protective layer located between the absorber layer and the hole transport layer, the protective layer having a valence band with an energy level that is between the energy levels of the valence bands of the absorber layer and the hole transport layer; and (iii) a photovoltaic cell comprising a barrier layer located between inner cell layers and an electrode and configured to suppress 0 diffusion of metal from the electrode into the inner layers. Also disclosed are methods of fabricating said photovoltaic cells and methods of fabricating a doped precursor for use in fabricating a photovoltaic cell.

The invention relates to a single cell data quality control processing method. The method comprises the following steps: 1) calculating a quality control index according to single cell data to be processed; identifying outliers in the single cell data to be processed according to the quality control indexes and / or the cell type composition to obtain a sample level quality control analysis result; 2) identifying empty liquid drops and double-cell data in the single-cell data to be processed; then identifying low-quality cell data in the to-be-processed single cell data to obtain a cell level quality control analysis result; 3) calculating and evaluating the average expression level, the expression standardization variance and the detection rate in all cells of each feature in the to-be-processed single cell data to obtain a feature level quality control analysis result; and 4) evaluating the batch effect of the to-be-processed single cell data to obtain a batch effect evaluation analysis result. Compared with other existing process tools, the single-cell multi-omics quality control process tool is more complete, more flexible and more friendly, and provides the most comprehensive and powerful quality control workflow for single-cell multi-omics analysis.

The invention discloses a group III chloride ex-situ doped cadmium telluride thin film solar cell and a preparation method thereof, and the cadmium telluride thin film solar cell comprises a substrate layer, a transparent conductive oxide thin film layer, a high-resistance buffer layer, a cell window layer, a cell layer, a back contact layer and a back electrode layer which are sequentially arranged from bottom to top. The cell layer comprises an absorption layer and a IIICl3 layer coated on the upper surface of the cell window layer, and IIICl3 is chloride of the III main group element. According to the III-group chloride ex-situ doping method provided by the invention, the III-group chloride can be dissolved in an organic solution, room-temperature solution deposition is allowed, III-group cations are easy to diffuse at a relatively low annealing temperature, and a complex annealing process is not needed to activate a dopant; through a simple solution process and low-temperature activation, efficient doping of the CdTe absorption layer is effectively realized, and the open-circuit voltage and the overall photoelectric conversion efficiency of the cell are remarkably improved.

A user equipment (UE) is configured to determine a first system synchronization block (SSB) having a subcarrier spacing (SCS) transmitted by a first cell having a first Physical Cell Identity (PCI) and a second SSB having the SCS transmitted by a second cell having a second PCI different from the first PCI are adjacent and perform inter-cell Layer 1 reference signal received power (L1-RSRP) measurements on the first and second SSBs based on a proximity rule.

The invention relates to a preparation method of a 3D printing high-density cell tubular vascular graft. The preparation method comprises the following steps: sucking a supernatant obtained by centrifuging a cell suspension away and only remaining bottom pure cells; the preparation method comprises the following steps: uniformly stirring and mixing OMA, pig gelatin and an LAP photoinitiator in a Hank's solution to form a hydrogel precursor solution; extruding the pure cells and the hydrogel precursor solution from a three-axis nozzle by using printing equipment, and immersing the pure cells and the hydrogel precursor solution into a calcium chloride solution; lyase is added to degrade the hydrogel precursor solution, the hydrogel precursor solution is completely degraded, and an independent single-layer pipeline structure with only a remaining pure cell layer is obtained. The invention provides a method for manufacturing high-density pure-cell lumen constructs to mimic native blood vessels by using a self-made microfluidic coaxial 3D bioprinting device. And after the support hydrogel on the inner layer and the outer layer is removed, a single-layer tubular structure of high-density MOVAs only limited to pure cells is obtained. The cells in the pure cell vascular constructs exhibit good cell viability and cell function.

The invention discloses a photovoltaic module and a preparation method thereof, and a photovoltaic system, the photovoltaic module comprises a laminated member, a frame and an insulating layer, the frame wraps at least part of the circumferential edge of the laminated member, the insulating layer is arranged between the frame and the laminated member, the laminated member is internally provided with a cell layer, the frame comprises a first side part and a second side part which are connected with each other, and the first side part and the second side part are connected with each other. The first side part at least partially covers the peripheral edge of the back surface of the laminated piece, and the second side part surrounds and wraps part or all of the circumferential side wall of the laminated piece; the insulating layer comprises a first insulating part and a second insulating part, the first insulating part is arranged between the first side part and the back surface of the laminated piece, and the second insulating part is arranged between the second side part and the circumferential side wall of the laminated piece; and furthermore, by setting the ranges of the first creepage adjustment coefficient and the second creepage adjustment coefficient of the photovoltaic module, the bonding performance between the frame and the laminated piece and the insulating performance between the battery piece layer and the frame are considered.

The invention belongs to the field of photovoltaic modules, and discloses a perovskite crystalline silicon laminated photovoltaic module and a preparation method thereof.The photovoltaic module comprises front plate glass, and a top cell perovskite layer, a first adhesive film layer, a bottom cell crystalline silicon cell layer, a second adhesive film layer and back plate glass are sequentially laid on one side of the front plate glass; the edges of the top cell perovskite layer, the first adhesive film layer, the bottom cell crystalline silicon cell layer and the second adhesive film layer are wrapped and sealed through a composite frame, the composite frame comprises a substrate with the wall thickness of 0.1-2mm, the surface of the substrate is provided with an anodic oxide layer with the thickness of 4-6mu m, and the surface of the anodic oxide layer is covered with a polyimide layer with the thickness of 30-1mm. The laminated photovoltaic module adopts the composite frame to replace the existing butyl rubber for sealing, so that the metalized edge sealing is perfectly fused into the low-temperature laminating process, the sealing performance is superior to that of the butyl rubber, and the service life of the laminated photovoltaic module is prolonged.

The invention relates to the field of microneedle electrodes, in particular to a microneedle chip module, an adapter and a culture monitoring device.According to the microneedle chip module, a plurality of microneedle arrays are integrated on the surface of an electrode substrate, tissue slices are pierced through microneedle electrodes, and therefore target cells located in an inner cell layer are recorded or stimulated; according to the culture monitoring device, a probe and a back-stage equipment interface are respectively integrated inside and outside a shell through an adapter, the back-stage equipment interface and a microneedle array are connected through the probe, so that the functions of protecting and quickly connecting back-stage equipment are provided for a microneedle chip module, and a culture dish is integrated on the surface of an electrode substrate through a culture monitoring device; nutrient substances and heat are provided for the culture dish through the peristaltic pump and the heating table, so that the embodiment of the invention combines the advantages of low cost, easiness in penetrating into tissues and high biocompatibility of a rigid needle-shaped electrode.

The utility model provides a battery piece and a photovoltaic assembly, and the battery piece comprises a battery body which is provided with a first edge extending along a first direction and a second edge extending along a second direction orthogonal to the first direction; the plurality of first electrodes are arranged on two opposite surfaces of the battery body, and the plurality of first electrodes extend along a first direction and are arranged at equal intervals along a second direction; a plurality of groups of first bonding pads, wherein the plurality of first bonding pads in the same group are arranged at equal intervals along the second direction; wherein the number of the first electrodes on at least one surface of the battery body is an odd number, so that a part of the first electrodes pass through the center lines of the first bonding pads on the same surface. The photovoltaic module comprises a battery piece layer which comprises a plurality of battery pieces which are arranged along rows and / or columns; and the sealing layer is laminated on the surface of the battery piece layer.

An interconnect for electrically connecting cells of an electrochemical cell stack is disclosed. The interconnect comprises a first side and a second side; the first side is adapted to face a cell layer comprising an electrochemically active cell region, and a portion of the first side of the interconnect is provided with an electrically insulating layer.

The invention relates to a cell layer (100) for an electrochemical cell stack (10, 60), in particular a fuel cell stack (10) or an electrolysis cell stack (60), at least comprising a cell frame (120) for radially (Rr) liquid-tightening an electrochemically active region in the cell stack (10, 60), and a membrane (130) arranged within the cell frame (120) for an electrochemical function of the cell stack (10, 60), wherein a fixation of the membrane (130) on / in the cell frame (120) is designed as a substantially liquid-tight direct bond (101) of the membrane (130) with the cell frame (120).

The invention provides a thin film photovoltaic module, a laminated photovoltaic module and power generation equipment, and relates to the field of photovoltaic technology. The thin film photovoltaic module comprises a substrate, a battery pack and a bypass structure, the battery pack is arranged on the substrate, and the battery pack comprises a plurality of sub-batteries which are sequentially connected in series. The sub-battery comprises a first electrode, a battery layer and a second electrode which are sequentially stacked, the first electrode is in contact with the substrate, the first electrode comprises a first sub-electrode and a second sub-electrode which are arranged at an interval, and the second electrode is in contact with the first sub-electrode. The bypass structure is used for being connected with the battery pack in parallel, in the bypass structure and the battery pack which are connected in parallel, the bypass structure is electrically connected with the second electrode of the sub-battery located at one end of the battery pack and the second sub-electrode of the sub-battery located at the other end of the battery pack, and the bypass structure is conducted under the condition that one sub-battery in the battery pack is shielded. And reverse bias protection can be realized for a plurality of sub-batteries in the battery pack through the bypass structure, so that the processing cost can be reduced.

The invention provides a four-terminal perovskite crystal silicon laminated battery assembly and a preparation method thereof. The four-terminal perovskite crystalline silicon laminated battery assembly comprises a perovskite battery layer and a crystalline silicon battery layer which are laminated, the perovskite cell layer comprises a plurality of perovskite cell units, any two perovskite cell units are connected in parallel, and the orthographic projection areas of any two perovskite cell units on the crystalline silicon cell layer are equal; the crystalline silicon cell layer comprises a crystalline silicon cell string, and the crystalline silicon cell string is connected in parallel with any perovskite cell unit. According to the invention, the problem in the prior art that the number of modules is difficult to select in string design in a photovoltaic power station due to current mismatch of the four-terminal perovskite crystal silicon cell laminated module is solved.

The embodiment of the invention provides a flexible perovskite photovoltaic device and a preparation method thereof. The flexible perovskite photovoltaic device comprises a perovskite photovoltaic cell layer; the water and oxygen barrier film layer at least covers the two sides of the perovskite photovoltaic cell layer, and a first water and oxygen barrier film and a second water and oxygen barrier film are formed on the two sides of the perovskite photovoltaic cell layer respectively; the elastic packaging layer coats the water-oxygen barrier film layer; the Young modulus of the above layer structure satisfies the following relation: the perovskite photovoltaic cell layer > the water oxygen barrier film layer > the elastic packaging layer. The thickness of the elastic packaging layer is larger than the thickness of the water-oxygen barrier film layer and larger than the thickness of the perovskite photovoltaic cell layer. According to the flexible perovskite photovoltaic device and the preparation method thereof provided by the embodiment of the invention, the appearance of the device or the surface of the water-oxygen barrier film is not damaged when the flexible perovskite photovoltaic device is bent for use, the photoelectric conversion efficiency is ensured, and the service life of the device is prolonged.

The invention discloses a laminated cell and a preparation method thereof. The laminated cell comprises a crystalline silicon bottom cell and a perovskite cell layer, the crystalline silicon bottom battery comprises a silicon substrate, and a first tunneling passivation structure is arranged on the front face of the silicon substrate. First areas and second areas are alternately arranged on the back face of the silicon substrate in the first direction. A second tunneling passivation structure, a passivation layer and a first electrode are sequentially arranged on the first region in the direction far away from the back surface of the silicon substrate; the perovskite cell layer comprises a perovskite layer, the front surface of the perovskite layer is provided with a third area, the third area is provided with a top cell electrode, and the projections of the first area and the third area along the thickness direction of the cell are partially overlapped. According to the invention, passivation contact of the emitter is realized by adopting the P-type doped polycrystalline silicon layer for the crystalline silicon bottom cell, compounding with slurry can be reduced, and good metal-semiconductor contact can be realized through the heavily doped P-type doped polycrystalline silicon layer.

A user equipment (UE) is configured to receive a dynamic time division duplexing (TDD) configuration comprising uplink (UL) transmissions for a serving cell having a first Physical Cell Identity (PCI), wherein the UL transmissions are scheduled for a same symbol as a reference signal (RS) for inter-cell Layer 1 reference signal received power (L1-RSRP) measurements transmitted by a second cell having a second PCI different from the first PCI and perform, during the scheduled symbol, one of (i) transmitting a UL signal to the serving cell or (ii) measuring the RS for the second cell, wherein the performing is based on a restriction.

The utility model relates to the technical field of solar cells, and discloses a double-glass solar cell module and a photovoltaic system, isolation strips are arranged on a cell layer, and the isolation strips comprise a first isolation strip, a second isolation strip and a third isolation strip; the first isolating bar is arranged at the upper side edge and / or the lower side edge of the backlight surface of the solar cell along a first direction; the second isolating bar is arranged on one side, far away from the solar cell, of the bus bar along the first direction, and the second isolating bar completely covers the bus bar; and the third isolating strip is arranged at the left side edge and / or the right side edge of the backlight surface of the solar cell string along the second direction, so that all cell piece gaps, cell string gaps, peripheral blank areas, bus bars, solder strips and other areas can be covered from the front side to form a plurality of light leakage prevention areas, the cost is reduced, and the production efficiency is improved. And the shading requirements of more typeset battery piece layers are met.

The invention discloses a bone organ as well as a construction method and application thereof. According to the construction method of the bone organoid, in the in-vitro culture process of the bone organoid, a calcium source and a phosphorus source which are needed by mineralization are introduced into hydrogel and a culture medium, external force assistance is not needed, only single-type cells are used, simple ionized calcium and phosphorus are used, and microspheres are used for regulating and controlling spatial distribution of calcium and phosphorus; the in-situ mineralization method and the in-situ mineralization method are both beneficial for promoting mineralization osteogenesis of cells, osteogenesis, mineralization, cell layer formation, shaping and reconstruction are effectively guided through the in-situ mineralization mode, development of bone organs is promoted, the bone repair period is effectively shortened, and the method is safer and wider in applicability.

An interconnect for electrically connecting cells of an electrochemical cell stack is disclosed. The interconnector comprises a first side and a second side; the first side is adapted to face a cell layer comprising an electrochemically active cell region, and a portion of the first side is provided with an electrically insulating layer.

The invention discloses a preparation method of a thin film type photovoltaic hollow assembly, and belongs to the technical field of photovoltaic power generation glass production. The preparation method comprises the steps that tempered glass and an aluminum frame are pretreated; fixing the photovoltaic cell layer between the two pieces of toughened glass to form a hollow cavity; sleeving the peripheries of the two pieces of toughened glass with an aluminum frame, and fixing to obtain a first assembly; and treating the joint of the toughened glass and the aluminum frame through laser welding, and cooling to obtain the thin film photovoltaic hollow assembly. Through the preparation method provided by the invention, the problem of aging caused by traditional sealant packaging can be solved, so that the weather resistance and the service life of the thin-film photovoltaic hollow assembly are improved and the service life of the thin-film photovoltaic hollow assembly is prolonged.

The cell-containing vessel includes a cell culture vessel, a cell culture medium contained in the cell culture vessel, a first cell layer formed on a cell culture surface of the cell culture vessel, and a second cell layer that contains stroma-forming cells and is formed on the first cell layer. The second cell layer is removable from the first cell layer.

A foam sheet, relating to the field of foam manufacturing, comprises: a cross-linked resin layer, an independent pore layer, and an open-cell layer; the independent pore layer has closed and non-communicating pores; the open-cell layer has cavities communicating with the outside of the foam sheet; the open-cell layer is located on at least one of the upper and lower surfaces of the foam sheet distributed along its thickness direction; the average number of pores T / R of the foam sheet parallel to the thickness direction satisfies: 1.5 ≤ T / R ≤ 10; the average pore diameter of the independent pore layer parallel to the thickness direction is 100 μm to 500 μm. The foam sheet of this application embodiment has excellent shock absorption and cushioning performance.

The invention discloses a cell separation device for blood cell detection and a use method thereof, and belongs to the technical field of blood cell detection.The cell separation device is provided with a rotating disc, an adjusting screw rod, a movable adjusting plate, a fixed bottom plate, a supporting bottom frame, a rotating frame and a mounting clamping ring, and the movable adjusting plate moves up and down on the surface of a mounting cylinder to drive the rotating frame to rotate; a mounting clamping ring is pulled to obliquely rotate, so that the placing mechanisms and the test tubes incline around the connecting positions of the placing mechanisms and the test tubes and the supporting bottom frame, and the six placing mechanisms and the test tubes are controlled to incline by the same angle in the centrifugal machine box, so that the test tubes are conveniently inclined by a specific angle according to cell separation requirements, the area of a separation interface is increased, and the thickness of a cell layer is reduced; cell layers are prevented from being mixed, so that the separation effect is improved, the inclination angle of the test tube during rotary centrifugation is conveniently controlled, and the situation that the test tube shakes due to centrifugal force during rotation, and cell sap subjected to centrifugal separation in the test tube is mixed is avoided.

The invention discloses a culture method of in-vitro uniform monolayer cells of prawns, and belongs to the technical field of biology. The method comprises the following steps: (1) obtaining lymphatic tissues of a last-stage prawn at the early stage of shelling, completely stripping an outer membrane to obtain internal tissues, and cutting the internal tissues into small tissue blocks; (2) cleaning the small tissue blocks, inoculating the small tissue blocks to a culture plate coated with a gelatin solution, adding a complete culture solution into an inoculation system at intervals within 12 hours after inoculation for culture, replacing the complete culture solution 24-48 hours after inoculation, and inducing tissue cells to continuously migrate to form an in-vitro cell layer; (3) blowing and beating the cell culture to obtain a cell suspension, and centrifuging to obtain a cell monolayer; and (4) suspending the cell monolayer by adopting a complete culture solution, then inoculating the cell monolayer into a culture plate coated with a gelatin solution, and culturing to obtain the in-vitro uniform monolayer cells of the prawns. According to the method, the prawn monolayer cells which are long in in-vitro survival time, uniform and stable and are cultured in vitro can be obtained, and an important tool is provided for related virology research.

This method for culturing a cancer organoid includes culturing the cancer organoid on a top surface or inside of a cell structure in a medium not including an extracellular matrix, and the cell structure includes cells constituting stroma, and has two or more cell layers laminated in a thickness direction. A method for screening a test substance includes culturing a cell structure including the cancer organoid obtained by the method for culturing a cancer organoid in a presence of the test substance, and evaluating an effect of the test substance on the cancer organoid.

The present invention relates to a method of operating a cell stack of cell units, each cell unit in the cell stack including a cell layer having an electrochemically active cell area and a first side and a second side, and a separator plate electrically connected to the cell layer, the separator plate having a first side and a second side, the second side of the separator plate extending across and spaced apart from the first side of the cell layer to form a first fluid volume, and the first side of the separator plate having a protrusion oriented away from the first side of the cell layer and toward the second side of the cell layer of an adjacent cell unit to form a second fluid volume, the method including supplying a first fluid to the first fluid volume, supplying a second fluid to the second fluid volume, and adjusting a pressure difference between the first fluid volume and the second fluid volume to maintain the spaced apart arrangement that forms the first fluid volume.

The utility model discloses a thin film assembly structure for optimizing edge light utilization. The thin film assembly structure comprises an assembly laminating piece and an assembly frame, the assembly laminated piece comprises a front glass substrate which is provided with a light-in surface and a light-out surface which are opposite to each other; the packaging layer, the perovskite cell layer, the back glass substrate and the bonding glue are sequentially arranged on the light emitting face in a stacked mode, butyl rubber can be selected as the bonding glue, and the bonding glue can enable the thin film assembly to isolate water vapor; the assembly frame is clamped at the outer edge of the assembly laminated piece, the upper end surface of the assembly frame is higher than the light incident surface, and the height difference between the upper end surface and the light incident surface is marked as H; the perovskite cell layer is formed by connecting a plurality of rows of sub-cells arranged in an array in series, the width of the first sub-cell close to the two sides of the assembly frame is marked as W1, the width of the sub-cell in the middle is marked as W2, W1 = W2 + D, and D represents the shielded width of the sub-cells close to the assembly frame on the two sides.

The invention provides a chip system which comprises a cell growth area, the cell growth area comprises a cell layer and a plurality of first scaffolds, the cell layer is used for generating viruses, and each first scaffold comprises a plurality of hydrogel layers; the multiple hydrogel layers are stacked to form a groove, and pores of the multiple hydrogel layers are sequentially reduced in the direction from the interior to the exterior of the groove; the groove is used for accommodating the cell layer, so that viruses generated by the cell layer penetrate through the multi-layer hydrogel layer. The chip system is helpful for reducing the phenomenon of cell shedding in the virus transfection process, and can improve the efficiency of transfecting viruses by cells.

The present application provides a high-power semiconductor light-emitting chip with longitudinal carrier modulation and a manufacturing method therefor. The high-power semiconductor light-emitting chip with longitudinal carrier modulation includes: an active layer; a first semiconductor cell layer disposed on the active layer, wherein the first semiconductor cell layer includes a contact doped layer, the first semiconductor cell layer includes a plurality of current blocking regions that are disposed at least in the contact doped layer and distributed in a slow-axis direction, and the parts of the first semiconductor cell layer between neighboring current blocking regions act as current injection regions, wherein a current density function J(z) of current density in the active layer satisfies:J⁡(z)=(Jop-J0)·f⁡(z)+J0;f⁡(z)=Np(z)1L·∫L0Np(z)⁢dz;whereinJ0=α⁢N0+bN02+cN03,N0=Ntr⁢exp⁡(αi+amΓ⁢g0);and an average resistivity r(z) of corresponding current injection regions and current blocking regions at any position in the cavity-length direction satisfiesr⁡(z)=r0·1f⁡(z)+J0 / (Jop-J0),where r0 is a coefficient of r(z).