Abstract: An anode material, a preparation method thereof, and a lithium ion battery provided. The anode material includes a core and a coating layer arranged on at least part of a surface of the core, where the core includes porous carbon and active material filling in pore structure of the porous carbon, the porous carbon has a first pore structure with a pore size less than or equal to 2 nm and a second pore structure with a pore size greater than 2 nm, a ratio of a pore volume of the first pore structure to a total pore volume of the porous carbon is greater than or equal to 40%, and the second pore structure has a filling ratio greater than or equal to 95%. The anode material can effectively inhibit volume expansion and have advantages of high rate performance, a high capacity, and good cycling performance.

Abstract: The present disclosure provides a reverse clamping compression device for CPO or NPO. The device includes a mechanical bolster placed on a main board, a compression cover covering optical modules, and a fastening connecting and fixing the compression cover to the mechanical bolster and protruding below the mechanical bolster. In the present disclosure, the compression cover above the optical modules is used to apply a compression force to the optical modules, and the spring element is placed in space below the main board, therefore, the space above the compression cover is not occupied, which can maximize the use of the space above the optical modules, greatly shorten the heat conduct path of the heat sink module, and ensure that the entire device is still assembled from top to bottom.

Abstract: A method is directed to storing data in a non-volatile storage. The method includes writing sequentially at least a main portion of a data record in one or more logic blocks of an append-only storage zone of the non-volatile storage until the one or more first logic blocks are written full. The method also includes generating a first journal including a remainder portion of the first data record and a first journal entry for the remainder portion. A storage device control system includes a non-volatile storage and a controller for the non-volatile storage.

Abstract: Provided are a configuration method for scheduling a primary cell, a configuration apparatus for scheduling a primary cell, a device and a storage medium. The configuration method for scheduling a primary cell includes: configuring cross-carrier scheduling configuration information of a cell, such that a primary cell supports self-scheduling and being cross-carrier scheduled.

Abstract: The present disclosure provides a data acquisition and control system of pulsed power supply for multi-load, and relates to the technical field of pulsed power. The system of the present disclosure is configured to control 18 sets of pulsed power supplies to provide 18 coils with stable and reliable excitation current featuring multiple output time sequences and flexible adjustability, such that a near-earth space plasma environment ground-based simulation device can simulate the magnetic field topology of the earth magnetosphere and realize a background magnetic field required by physical experiments. The system mainly achieves the following functions: control over charge and discharge of pulsed power supplies, selection of power supplies put in use, “delay trigger” setting, voltage monitoring, status monitoring of key components and output current display; and it is also necessary to realize failure alarm and failure handling for the purpose of ensuring the safety of equipment and personnel.

Abstract: The invention provides a carbon dioxide-based polyurethane elastomer with damping and anti-fatigue aging properties and its preparation method. It is obtained from Component A and Component B; Component A includes: PTMG-1000 45˜60 parts, carbon dioxide-based polyol 25˜30 parts, poly-DOPO-ITA-pentanediol ester 10˜20 parts, BDO 3˜5 parts, water 0.3˜0.5 parts, N-methylimidazole 0.5˜0.8 parts, bis(2-dimethylaminoethyl) ether 0.1˜0.2 parts, needle-shaped nano-titanium dioxide 0.5 parts, hindered phenol 0.2˜0.5 parts, dibutyltin dilaurate 0.1˜0.3 parts, strontium chloride 0.005˜0.01 parts, rhodium chloride 0.02˜0.03 parts, foaming agent 0.2˜0.5 parts; Component B includes: carbon dioxide-based polyol 50˜55 parts, MDI-50 45˜50 parts, organic zinc 0.01˜0.02 parts, organic bismuth 0.01˜0.02 parts.

Abstract: An includes a display area and a non-display area that at least partially surrounds the display area; the non-display area includes at least two clock signal lines, wherein a ratio of a spacing between two adjacent clock signal lines to a line width of the clock signal lines is greater than or equal to 3.

Abstract: Provided is a method and a system for accelerated life testing (ALT) of a proton exchange membrane fuel cell (PEMFC). In the present disclosure, a collected voltage-time sequence data of the PEMFC is filtered and subjected to empirical mode decomposition (EMD), such that a voltage data is decomposed to obtain K intrinsic mode functions. A constructed bidirectional long short-term memory-based artificial neural network (BiLSTM) shows majority input characteristics and can model each of the intrinsic mode functions independently, thereby reducing a difficulty of long-cycle life prediction in limited training data scenarios. In addition, optimal parameters of the BiLSTM are optimized through a sparrow search algorithm, which greatly improves a prediction accuracy of a remaining useful life for the PEMFC. The method and the system of the present disclosure exhibit low computing cost, simple parameter setting, and high prediction accuracy, and are extremely suitable for operation and maintenance of the PEMFC.

Abstract: Computer implemented methods, systems, and computer program products include program code executing on a processor(s) obtains a given query referencing a LOB. The program code obtains statistics and activities performed in the database system, establishes performance benchmarks, and analyzes the given query to determine how the LOB is utilized. The program code determines that meeting a benchmark requires replacing a reference to the LOB with a reference to implicit column(s). The program code executes the given query by referencing the implicit column(s) to obtain query results. The program code returns the query results.

Abstract: A method for preparing and purifying a monomethyl auristatin E intermediate. The method has the advantages of few steps, simple operation, cheap and easily available raw materials, high safety, a simple purification method and extremely high purity of a purified product, and the yield of the method can be as high as 95%, which not only improves the safety of the production process, but also significantly improves the yield of the product, and reduces the subsequent production cost. Therefore, the method is suitable for industrial popularization.

Abstract: The present disclosure relates to an anode material, a preparation method thereof and a lithium-ion battery. The anode material comprises a carbon material. The carbon material comprises a carbon shell layer. A cavity is located inside the carbon material. The carbon shell layer encloses to form the cavity. The carbon shell layer has pores, and at least part of the pores runs through the carbon shell layer. In the anode material of the present disclosure, the carbon material possesses a cavity arranged inside it and pores in the carbon shell layer, so that the anode material can reserve enough space to withstand the expansion stress due to lithium intercalation, thereby improving the anti-expansion performance and cycle performance of the anode material.

Abstract: Embodiments of the present disclosure provide an image processing method and apparatus, an electronic device, and a storage medium, and the method includes: acquiring an original image to be processed; inputting the original image into a first image processing model; processing the original image by the first image processing model to generate a target image, in which the first image processing model and a second image processing model are obtained by online alternate training, supervision information during training process of the first image processing model includes at least part of images generated by the second image processing model during training process, and a model scale of the first image processing model is smaller than a model scale of the second image processing model; and outputting the target image.

Abstract: The present disclosure provides a gate driving circuit and a display panel. The display panel includes a display area and a peripheral area surrounding the display area. At least one gate driving circuit is arranged in the peripheral area. The at least one gate driving circuit includes a plurality of shift register units cascaded in sequence. The plurality of shift register units include first shift register units and second shift register units. The first shift register units and the second shift register units are spaced apart from each other. The number of transistors in the first shift register units is smaller than the number of transistors in the second shift register units.

Abstract: In several aspects, a computing device analyzes data to determine its characteristics. The computing device selects at least one compression process based on the characteristics. A compression switch and a compression level are dynamically adjusted based on multiple factors including available system resources, desired storage savings and performance requirement. The compression level dynamically varies depending on the data being processed and a workload on a system. Performance of compression and decompression operations are continuously monitored for dynamically adjusting compression parameters to optimize performance.

Abstract: A computer-implemented method, including receiving, by a processor set, a query including a query string for a system catalog; identifying, by the processor set, a default index structure of the system catalog; executing, by the processor set, the query based on the default index structure of each index in the system catalog; ranking, by the processor set, a performance of each execution of the query by each index; mapping, by the processor set, a query pattern to a corresponding index of the system catalog; selecting, by the processor set, the index to perform the query using a machine learning (ML) model trained with a knowledge base that includes the ranking and the mapping; executing, by the processor set, the query on the selected index; and in response to executing the query on the selected index, returning, by the processor set, a result of the query.

Abstract: The embodiments of the disclosure provide a method, apparatus, device and storage medium for presenting information, which relate to the technical field of computers. The method includes: obtaining object search information, in response to the object search information being object category information, determining a target object category corresponding to the object search information, and presenting object information of a plurality of target objects corresponding to the target object category in a search result presentation page; where all the plurality of target objects are different, and object information of a target object includes object attribute information and image resource information of the target object. By employing the above technical solution, when the user is searching the object category, object information of a plurality of target objects different from each other corresponding to the target object category is presented in the search result page.

Abstract: A molecular probe-based safety prewarning and fault location system for an electrochemical energy storage station includes a molecular probe label, a camera, and a host. The present disclosure realizes real-time safety prewarning of a fault of an electrochemical energy storage device based on a color change of a gas sensing region of the molecular probe label, and locates an abnormal electrochemical energy storage device based on a position marker region of the molecular probe label or a position of the camera on a slide rail when the camera is facing the molecular probe label. Operation and maintenance personnel of an energy storage station can obtain a prewarning signal in time and take a corresponding safety measure. The molecular probe technology is a drive-free technology with advantages of high sensitivity, low costs, and anti-interference. It has important application value for operation safety of a large-scale energy storage station.

Abstract: Techniques are described to perform cross-carrier scheduling. A wireless communication method comprises transmitting, by a network node to a communication node, a control information that schedules at least two shared channels for data transmission, where the control information is transmitted using a first channel associated with a first component carrier, and where the at least two shared channels are associated with at least two component carriers; and transmitting, to the communication node and using the at least two shared channels, at least two transmission blocks comprising data.

Abstract: Methods, systems, and devices related to digital wireless communication are described. An illustrative method of wireless communication includes indicating, by a communication device, power control information based on a plurality of parameter sets via downlink control information (DCI). The power control information is used for indicating transmission power on a resource, and the plurality of parameter sets are predefined for the resource.

Abstract: In the present application disclosed are a sub-pixel imaging method and device, an imaging apparatus, a detector and a storage medium. The sub-pixel imaging method comprises: using a photon detector comprising a plurality of microcells to receive incident photons, such that pulse signals are generated by corresponding microcells receiving the incident photons, reading out the generated pulse signals, wherein there are different characteristics of the readout pulse signals when a given photon is incident on different microcells, based on characteristics of the readout pulse signals, determining corresponding microcells receiving the incident photons and/or determining incident photon intensity distribution of different microcells of the photon detector.