Abstract: The present disclosure provides a high-entropy rare earth-toughened tantalate ceramic. The ceramic is prepared by sintering Ta2O5 powder and x types of different RE2O3 powder, 4?x?9, and the molar ratio of the RE2O3 powders is 1. RE2O3 powder and Ta2O5 powder having the molar ratio of RE to Ta being 1:1 are weighed, a solvent is added for mixing, and ball milling is performed by a ball mill to obtain mixed powder M; the powder M is dried at a temperature of 650-850° C. for 1.5-2 h to obtain dried powder; the powder is sieved to obtain powder N, the powder N is placed in a mold for first pressing to obtain a rough blank, and the rough blank is then pressed for the second time to obtain a compact blank; the compact blank is sintered to obtain the high-entropy rare earth-toughened tantalate ceramic.

Abstract: Embodiments of the present disclosure provide a flexible sensor, including a flexible substrate; a plurality of ultrasonic detectors, on the flexible substrate; and a plurality of detection circuits, respectively corresponding to the ultrasonic detectors; wherein each of the detection circuits is between the flexible substrate and the corresponding ultrasonic detector, and configured to drive the ultrasonic detector to emit an ultrasonic wave, and detect a detection signal output by the ultrasonic detector after receiving the ultrasonic wave; each of the ultrasonic detectors includes: a first electrode coupled to the corresponding detection circuit, a second electrode on a side of the first electrode away from the flexible substrate, and a piezoelectric induction layer between the first electrode and the second electrode; a plurality of holes are provided in a region other than a region where the detection circuits are located.

Abstract: The present disclosure describes a structure that includes an electromagnetic interference (EMI) immunity layer and a doped epitaxial layer on the EMI immunity layer. The EMI immunity layer has a first resistivity and a first thickness. The doped epitaxial layer has a second resistivity and a second thickness. A sum of thicknesses is defined by a combination of the first thickness and the second thickness. A first ratio is the sum of the first thicknesses to the second thickness. A second ratio is the second resistivity to the first resistivity. A product of the first ratio and the second ratio is equal to or less than about 1.

Abstract: Compositions and methods for inhibiting corrosion of metal surfaces are disclosed herein. Also disclosed are methods of manufacturing the corrosion inhibitors compositions. The corrosion inhibitor compositions include a reaction product of maleated fatty imidazoline formed from a fatty acid, e.g., maleated tall oil fatty acid and/or a maleated soya acid, with one or more amines. The reaction product can be further reacted with one or more of acrylic acid or acetic acid to form derivatives of a maleated fatty imidazoline acrylate compound or a maleated fatty imidazoline acetate compound, respectively.

Abstract: The present disclosure provides a cryo-electron microscopy image processing method and apparatus, a terminal, and a storage medium. The cryo-electron microscopy image processing method includes: obtaining a cryo-electron microscopy image; encoding the cryo-electron microscopy image into latent variables through an encoder; converting the latent variables into an atomic model structure through a decoder; correcting the atomic model structure using a loss function to obtain a corrected atomic model structure, where the loss function includes a bond length constraint loss function, a clash constraint loss function, and a spring constraint loss function; and converting, through a projector module, the corrected atomic model structure into a density map represented by Gaussian spheres, and projecting the density map to obtain a projection image.

Abstract: This disclosure is directed to a pharmaceutical composition for treating or preventing a disease. The pharmaceutical composition can comprise a polymer-drug nanoaggregate having a polymer and at least one bioactive agent that can comprise STING polypeptide, a nucleic acid encoding said STING polypeptide, a STING inhibitor, a STING activator, a STING agonist, a STING antagonist, a STING modulating molecule, or a combination thereof. The pharmaceutical composition can be a vaccine or an adjuvant for a vaccine. This disclosure is also directed to a method for treating or preventing a disease using the pharmaceutical composition. The disease can include infectious diseases caused by viruses or other pathogens, for example, influenza, rabies, or respiratory illnesses such as severe acute respiratory syndrome (SARS) caused by coronaviruses, such as MERS-CoV, SARS-CoV, and Coronavirus Disease 2019 (COVID-19) caused by the virus SARS-CoV-2 and its variants.

Abstract: A scanning apparatus (110), a medical image obtaining method, and a medical image obtaining system (100) are provided. The scanning apparatus (110) comprises a gantry, a controller, a C-shaped arm, a radiation source (112), and a detector (113). The radiation source (112) and the detector (113) are arranged at both ends of the C-shaped arm. The C-shaped arm is connected to the gantry. The controller is configured to control a motion of the gantry to drive the C-shaped arm to move so as to scan a target object.

Abstract: A heat exchanger, a bent heat exchanger formed by bending the heat exchanger, and an air conditioning system having the heat exchanger or the bent heat exchanger. The heat exchanger includes: a plurality of rows of heat exchange tubes arranged in a first direction; and a plurality of fins arranged in a second direction perpendicular to the first direction.

Abstract: The present disclosure provides a topic recommendation method and apparatus, a computer device, and a storage medium, and the method includes: in response to satisfying a preset display condition, determining a target book to be displayed under the preset display condition; acquiring a target recommended topic matching the target book; and displaying recommended books and the target recommended topic according to a display manner matching the preset display condition, in which the recommended books at least include the target book.

Abstract: A heat exchanger and an air conditioning system having the same. The heat exchanger includes a plurality of fins and a row of heat transfer tubes. The fin includes a fin body and a plurality of columns of heat exchange tube slots formed in the fin body. The column of heat exchange tube slots includes a plurality of heat exchange tube slots arranged in a first direction, the plurality of fins being arranged in a second direction perpendicular to the first direction, and the plurality of columns of heat exchange tube slots being arranged in a third direction perpendicular to the first direction and the second direction. The row of heat exchange tubes is provided in the heat exchange tube slot of the column of heat exchange tube slots, and the row of heat exchange tubes includes one heat exchange tube or a plurality of heat exchange tubes.

Abstract: A heat exchanger and an air conditioning system having the same. The heat exchanger includes a plurality of fins and a row of heat transfer tubes. The fin includes a fin body and a plurality of columns of heat exchange tube slots formed in the fin body. The column of heat exchange tube slots includes a plurality of heat exchange tube slots arranged in a first direction, the plurality of fins being arranged in a second direction perpendicular to the first direction, and the plurality of columns of heat exchange tube slots being arranged in a third direction perpendicular to the first direction and the second direction. The row of heat exchange tubes is provided in the heat exchange tube slot of the column of heat exchange tube slots, and the row of heat exchange tubes includes one heat exchange tube or a plurality of heat exchange tubes.

Abstract: Methods, systems, and devices for wireless communication at a user equipment (UE) are described. The UE may be configured to support uplink power control for multiple random access channel (RACH) procedures. A medium access control layer entity at the UE may maintain multiple sets of counters and parameters for multiple simultaneous RACH procedures. In some cases, the UE may perform simultaneous RACH procedures with network entities associated with different timing advance groups, and the UE may associate the counters and parameters of the RACH procedure with the timing advance group. In other cases, the UE may associate the counters and parameters of the RACH procedure with multiple control resource set pool indexes which may correspond to multiple transmission reception points. Each set of counters may be associated with an uplink power control that the UE may use to determine the PRACH transmission power for each RACH procedure.

Abstract: Provided are a data processing system and method based on dynamic redundancy heterogeneous encoding, and a device. The method comprises: respectively performing error correction encoding on information to be processed and a processing rule, so as to form encoded information to be processed and an encoded processing rule; processing, by using the encoded processing rule, the encoded information to be processed, so as to obtain response data; and then performing error correction decoding on N pieces of response data, so as to obtain processing result information of the information to be processed.

Abstract: A method for online monitoring of temperature in current terminal blocks based on thermal imaging are provided, including: obtaining real-time temperature distribution information of current terminals of a terminal box; using an external communication substation to upload the obtained real-time temperature distribution information to the secondary intelligent operation-and-maintenance control platform; determining whether there is an abnormality in temperature of the current terminals, if there is an abnormality, issuing an alarm message about potential danger for an open circuit of a current secondary circuit. The method provided by the present invention has a self-verification function of measurement data and can suppress the influence of ambient temperature.

Abstract: Systems associated with device temperature adjustment are described. A device temperature adjustment system can include an electronic device having a temperature sensor integrated therein to detect a temperature of the electronic device and a temperature adjust module coupled to the electronic device to adjust a temperature of the electronic device based on the detected temperature.

Abstract: A selenium-chelating pea oligopeptide, a preparation method thereof and use thereof. After the selenium-chelating pea oligopeptide is subjected to digestion treatment in at least one of following three ways, a change rate of selenium content not more than 3% with respect to the selenium content before the digestion treatment: hydrolyzing for 4 hours by a pepsin at a pH value of 2 and a temperature of 37° C.; hydrolyzing for 6 hours by a trypsin at a pH value of 7.5 and a temperature of 37° C.; maintaining the temperature constant at 37° C., firstly hydrolyzing for 4 hours by the pepsin at a pH value of 2, and then continuing to hydrolyze for 6 hours by a trypsin at a pH value of 6.8. The preparation method thereof includes mixing and reacting an aqueous solution of pea oligopeptide and sodium selenite, and then being subjected to alcohol precipitation and drying.

Abstract: The invention relates to an operation diagram-based method for automatically changing a route to turn back in case of interruption. The method obtains an alternative turn-back point according to the position of a fault point and the information of a line turn-back station, calculates a corresponding turn-back plan of the alternative turn-back point according to an operation diagram of the current day, and finally automatically changes an online train route according to the new turn-back plan, so as to realize automatic turn-back of a train after route adjustment in case of interruption. Compared with the prior art, the method has the advantage of being able to keep the compatibility with an existing operation diagram while quickly changing a route in case of partial line interruption, so as to facilitate quick recovery of planned operation after a fault is removed.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a quantity of hybrid automatic repeat request (HARQ) codebooks capable of being stored by the UE, a maximum amount of HARQ codebook data capable of being stored by the UE, or a maximum HARQ codebook size capable of being stored by the UE, and may transmit, to a network node, capability information that indicates the quantity of HARQ codebooks capable of being stored by the UE, the maximum amount of HARQ codebook data capable of being stored by the UE, or the maximum HARQ codebook size capable of being stored by the UE. Numerous other aspects are described.

Abstract: A display panel is disclosed and includes a driving backplane, a plurality of light-emitting devices and an encapsulation structure. The plurality of light-emitting devices are located on a first side of the driving backplane and are disposed at intervals. A light-emitting device includes a device main body and device pins. The device main body includes a light-emitting portion, and the device pins are electrically connected to the driving backplane. The encapsulation structure is located on the first side of the driving backplane and includes a light-shielding pattern and a plurality of encapsulation portions. The light-shielding pattern has a plurality of accommodation regions, an accommodation region exposes at least one light-emitting device. At least part of an encapsulation portion is located in the accommodation region and covers the light-emitting device. A light-emitting portion of at least one light-emitting device is located in the accommodation region.

Abstract: Compositions for corrosion inhibition and methods of using the same are disclosed to replace conventional corrosion inhibitors with improved performance and improved environmental profiles.