Abstract: A photocatalytic material for efficient photocatalytic removal of a high-concentration nitrate, and a preparation method and use thereof are disclosed. The preparation method includes the following steps: step 1: preparation of a citrate-stabilized silver nanoparticle; step 2: synthesis and functionalization modification of SiO2 step 3: preparation of Ag/SiO2; and step 4: preparation of an Ag/SiO2@cTiO2 core-shell structure. The photocatalytic material prepared by the present disclosure has high reduction catalytic activity and can quickly remove a high-concentration nitrate and achieve high nitrogen selectivity. In addition, due to protection of a titanium dioxide shell, the photocatalytic material has excellent stability and can remove a high-concentration nitrate in water when the nitrate coexists with a high-concentration chloride ion.

Abstract: Embodiments of the disclosure provide a method, an apparatus, a device, and a storage medium for managing information of an object. The method includes: displaying, in a task list display interface, a task creation entry of an information production task in response to a creation submission request for creating the information production task, an operation item cell included in the task creation entry including a loading control for task data loading; loading, in response to a trigger on the loading control, a relevant object dataset based on data source information corresponding to the information production task; and performing clustering processing on object data in the object dataset, and generating an initial key information set corresponding to the information production task based on a clustering result of the clustering processing.

Abstract: A cartridge preprocessing system applied to an automated molecular diagnostics instrument is provided. The cartridge preprocessing system includes a piercing device and a cleaning device. The piercing device includes a drive assembly and a piercing member, and the drive assembly is configured to control the piercing member to alternately move to a piercing station and a cleaning station. The piercing member is configured to pierce a barrier film of a cartridge that moves to the piercing station, and the cleaning device is configured to clean the piercing member that moves to the cleaning station.

Abstract: A display substrate and a display apparatus are provided. The display substrate includes a base substrate, sub-pixels, a pixel defining layer having openings, spacers on the pixel defining layer. A shape of at least one of the openings is a polygon with at least one vertex angle cut off, and a corner portion of the opening includes a first corner portion formed by cutting off one vertex angle included between two sides of the polygon from the polygon. At least one of the spacers is arranged at an interval between the first corner portion and the opening adjacent to the first corner portion, and a connecting line between a geometric center of the opening where the first corner portion is located and a geometric center of the opening adjacent to the first corner portion passes through the first corner portion and the spacer.

Abstract: The embodiments of the disclosure provides a method, an apparatus, a device, and a storage medium for displaying information, and the method including: displaying an information search interface, where a first search box is displayed in the information search interface; and displaying a first recommended search display area in the information search interface in response to first search text information input to the first search box, where first object attribute information of at least one first recommended search object corresponding to the first search text information is displayed in the first recommended search display area, and the first object attribute information of each first recommended search object includes a plurality of different types of attribute information of the first recommended search object.

Abstract: The invention discloses a shift register, a driving method thereof, a display substrate and a display device. The shift register includes a cascade output sub-circuit and a scan output sub-circuit; the cascade output sub-circuit is configured to provide signals to a first node and a second node under controlling of signals from a signal input terminal, a first clock signal terminal and a second clock signal terminal, and to provide a signal at a first power supply terminal or a second power supply terminal to a cascade output terminal under controlling of signals from the first node and the second node; the scan output sub-circuit is configured to provide a signal from a first power supply terminal or a second power supply terminal to a scan output terminal under controlling of signals from a first node, a second node and a scan control signal terminal.

Abstract: A centrifugal microfluidic analysis chip includes a chip body formed of a substrate and cover plates on opposite sides of the substrate, and a rotary positioning hole located in a center region of the chip body and connected to a rotating shaft. Multiple liquid distributing detection units are spaced apart in a circumferential direction on the substrate and are communicated in turn to form a first liquid distributing detection system, and each include a gas reservoir, two connecting channels, a dosing cell, a capillary channel and a reaction cell. The dosing and reaction cells are communicated by the capillary channel. The gas reservoir is arranged on a side wall of the dosing cell close to the center of the chip body. The two connecting channels are located at both sides of the gas reservoir and both communicate with the dosing cell.

Abstract: Disclosed is a display panel including a base substrate (10), multiple sub-pixels (PX) and multiple data lines (DL) located in a display region (AA), and multiple multiplexing circuits (40), multiple multiplexing data lines (62), and multiple multiplexing control lines (51, 52, 53, 54, 55, 56, 57, 58, 59) located in a first bezel region (B1). Orthographic projections of the multiple multiplexing data lines (61) and the multiple multiplexing control lines (51, 52, 53, 54, 55, 56, 57, 58, 59) on the base substrate (10) are not overlapped. The multiple multiplexing data lines (61) include a first set of multiplexing data lines (61a) and a second set of multiplexing data lines (61b), and a part of at least one multiplexing control line (51, 52, 53, 54, 55, 56, 57, 58, 59) is located between the first set of multiplexing data lines (61a) and the second set of multiplexing data lines (61b).

Abstract: Disclosed is a display panel, comprising: a substrate, a plurality of sub-pixels, a plurality of data lines, a plurality of multiplexing circuits, a plurality of multiplexing data lines, and N multiplexing control lines. N is equal to 2n+1, and n is an integer greater than 0. At least one multiplexing circuit is electrically connected to the N multiplexing control lines, a multiplexing data line, and a plurality of data lines, and is configured to, under the control of the N multiplexing control lines, provide to the plurality of data lines a data signal transmitted by the multiplexing data line. The orthographic projections of each multiplexing data line and at least n multiplexing control lines on the substrate overlap, or the orthographic projections of the plurality of multiplexing data lines and the N multiplexing control lines on the substrate do not overlap.

Abstract: A display substrate and a display device. A first initialization signal transmission layer in the display substrate includes a plurality of first initialization branches, and the first initialization branch includes a first branch body and a plurality of first branch extension member. A subpixel driving circuit includes a driving transistor and an auxiliary structure, the auxiliary structure includes a first auxiliary structure and a second auxiliary structure, and an orthogonal projection of the first auxiliary structure onto a base substrate at least partially overlaps an orthogonal projection of the second auxiliary structure onto the bae substrate. At least one first branch extension member in the plurality of first branch extension member is coupled to the first auxiliary structure in a corresponding subpixel driving circuit, and the second auxiliary structure is coupled to a gate electrode of a driving transistor in a corresponding subpixel driving circuit.

Abstract: A display substrate and a display apparatus are provided. The display substrate includes a base substrate, sub-pixels, a pixel defining layer having openings, spacers on the pixel defining layer. A shape of at least one of the openings is a polygon with at least one vertex angle cut off, and a corner portion of the opening includes a first corner portion formed by cutting off one vertex angle included between two sides of the polygon from the polygon. At least one of the spacers is arranged at an interval between the first corner portion and the opening adjacent to the first corner portion, and a connecting line between a geometric center of the opening where the first corner portion is located and a geometric center of the opening adjacent to the first corner portion passes through the first corner portion and the spacer.

Abstract: A nucleic acid extraction and fluorescent PCR detection system, comprising: an extraction strip, an extraction strip loading device for loading the extraction strip, a sample holder loading device for loading and unloading samples, an extraction strip transfer gripper for driving the extraction strip to move to a preset position, a nucleic acid extraction device for purifying the samples to obtain nucleic acids, a PCR detection device for performing fluorescent PCR detection on the nucleic acids, and a control device, wherein the extraction strip loading device, the sample holder loading device, the extraction strip transfer gripper, the nucleic acid extraction device and the PCR detection device are all connected to the control device. The problems of relatively poor flexibility and relatively low detection efficiency of a nucleic acid extraction and detection system can be ameliorated, so that a sample detection process is more flexible and convenient.

Abstract: A method for forming an electrode for a lithium-ion battery is presented. The method involves blending a polymer binder, cathode active material particles, and a solvent to create an initial dispersion where the polymer binder remains undissolved. The dispersion is then subjected to wet-jet milling at a pressure and duration sufficient to physically and chemically attach the polymer binder to the surfaces of the cathode active material particles, resulting in a stable dispersion resistant to sedimentation. The stable dispersion is subsequently deposited onto a current collector to form the electrode.

Abstract: Provided is a display panel. The display panel includes: a base substrate, having a display region and a peripheral region surrounding the display region; a plurality of pixel units, disposed in the display region; an auxiliary connection structure, wherein the auxiliary connection structure and anode layers of the plurality of pixel units are disposed in a same layer in the peripheral region; a cathode layer, disposed on a side, away from the base substrate, of the auxiliary connection structure, wherein the cathode layer is connected to the auxiliary connection structure; and at least one power trace, configured to receive a first power signal, wherein the at least one power trace is connected to the auxiliary connection structure.

Abstract: The present disclosure relates to a method and apparatus for processing a log, a device, and a product. The method includes classifying, in response to an event recorded into the log being triggered, the event as a target event category by a client. The method further includes acquiring, in response to determining that a log analysis task is triggered, a plurality of events with the target event category by the client. The method further includes generating event aggregation data by the client based on the plurality of events. Additionally, the method further includes uploading the event aggregation data to a server side from the client.

Abstract: The present disclosure relates to a method and apparatus for processing a log, a device, and a product. The method includes receiving an encrypted log from a client, where an encryption process of the encrypted log is associated with a first key bound to a first time point. The method further includes determining, in response to receiving an access request for the encrypted log at a second time point, a time difference between the first time point and the second time point, where the second time point is later than the first time point. Additionally, the method further includes using, in response to the time difference being less than a preset time window length, a second key to decrypt the encrypted log, where the second key is the same as or corresponds to the first key.

Abstract: A driving circuit includes a first output node control circuit, an output reset circuit, a second output node control circuit, an output circuit, a first energy storage circuit, a second energy storage circuit, and a driving signal output terminal; the output reset circuit controls to connect the driving signal output terminal and the first voltage line under the control of the potential of the first output node; the output circuit controls to connect the driving signal output terminal and the second voltage line under the control of the potential of the second output node; the first energy storage circuit is electrically connected to the first output node and the driving signal output terminal respectively, and the second energy storage circuit is electrically connected to the second output node and the second voltage line respectively, and the first/second energy storage circuit are configured to store electric energy.

Abstract: A display substrate is provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region, the display region includes a plurality of sub-pixels arranged in array, each of the plurality of sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extend in a first direction, the plurality of reset signal lines include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row.

Abstract: Disclosed herein is a metallization method, comprising (a) providing a photoresist layer on a first surface of a substrate, wherein the photoresist layer is formed from a photoresist composition comprising: a polymer comprising acid-labile groups; a photoacid generator; an organic phosphonic acid; and a solvent; (b) pattern-wise exposing the photoresist layer to activating radiation; (c) developing the exposed photoresist layer with a basic developer to form a photoresist pattern; and (d) after forming the photoresist pattern, plating a metal on the first surface of the substrate using the photoresist pattern as a plating mask.

Abstract: Provided is a display panel, including: a base substrate, including a display area and a peripheral area surrounding the display area; a plurality of pixel units, disposed in the display area; a barrier structure, disposed in the peripheral area; at least one first power line, disposed in the peripheral area; and, a row drive circuit, disposed in the peripheral area, wherein orthographic projections of any two of the following structures on the base substrate are at least partially overlapped with each other: the barrier structure, the at least one first power line, and the row drive circuit.