Abstract: A tearing apparatus includes a mounting bracket, a movement mechanism, and a clamping mechanism. The movement mechanism includes a first movement assembly and a second movement assembly. The first movement assembly is arranged on the mounting bracket. The first movement assembly is configured to drive the second movement assembly to move along a first direction. The clamping mechanism includes a connecting bracket and a clamping assembly. The second movement assembly is configured to drive the connecting bracket to move along a second direction. The clamping assembly is connected to the connecting bracket, and a clamping piece of the clamping assembly can move along a third direction. The clamping piece is configured to clamp a target piece of a material for tearing. The first direction, the second direction, and the third direction intersect with one another.

Abstract: Embodiments provide mechanisms for coupling rotor blade pitch to propulsion system tilt angle in an aircraft, and more specifically in electric aircrafts. A system may include a tiltable propulsion system configured to move between a first tilt angle and a second tilt angle, wherein the tiltable propulsion system includes a plurality of rotor blades each configured to move between a first pitch position and a second pitch position; a tilting mechanism coupled to the tiltable propulsion system and configured to move the tiltable propulsion system between the first tilt angle and the second tilt angle; a pitching mechanism coupled to one or more of the plurality of rotor blades and configured to move one or more of the plurality of rotor blades between the first pitch position and the second pitch position; and an actuator configured to operate both the tilting mechanism and the pitching mechanism simultaneously.

Abstract: A retainer for a tool comprises an annular body, a plurality of protruding bosses, and a slot formed through the body in an axial direction. The annular body defines a central opening adapted to receive a tool therein in the axial direction and includes a first end having a first external diameter, and a second end having a second external diameter. The plurality of protruding bosses extend into the opening from an internal side of the body defining the central opening. In a resting state of the body, the first external diameter and the second external diameter are distinct from one another. The body is elastically deformable into a compressed state wherein the first external diameter and the second external diameter are equal.

Abstract: Provided is a use of Staphylococcus lentus with an accession number of GDMCC 1.247 in preparation of a composition for preventing and treating insulin resistance or type 2 diabetes. This strain can significantly reduce the weight gain induced by a high-fat diet (HFD), improve the glucose tolerance, promote the insulin secretion, improve the insulin resistance, and significantly improve the immunity and inflammation.

Abstract: An electronic vaporization device includes: a nozzle integrated condensation cap; and a heating component accommodated in the nozzle integrated condensation cap, the heating component including a heating bowl, a vaporization cavity for accommodating an aerosol-forming substrate being formed in the heating bowl. An accommodating cavity for accommodating the heating component, and a cooling channel and an inhalation channel in communication with the vaporization cavity in sequence, are formed in the nozzle integrated condensation cap.

Abstract: Disclosed are a paper-based electromagnetic shielding composite with flame retardant properties and its preparation method and application, belonging to the technical field of electromagnetic shielding. In the present disclosure, PI fibers are modified by polydopamine and grafted with carbon nanotubes, polyimide fiber paper is prepared by a wet papermaking technology, an in-situ synthesis method is used to enable conductive MOFs and polymer PPy to grow on the fiber paper, and finally polyimide resin is sprayed onto the paper to prepare the paper-based electromagnetic shielding composite with flame retardant properties. The method is simple in process without complex synthesis equipment, and solves the problems that polyimide fiber paper is poor in paper forming property and paper mechanical property, and carbon nanotubes are easy to agglomerate in paper and limited in addition amount in the prior art.

Abstract: A method for managing resources, a computing device, and a computer-readable storage medium are provided. The method includes obtaining device information of multiple physical devices included in a computing node to confirm physical devices supporting a predetermined hardware resource management method; initializing at least one physical device among the physical devices supporting the predetermined hardware resource management method as a unified device view device; allocating a virtual storage address of the unified device view device, where the virtual storage address is mapped to a physical storage address of the physical device participating in the unified device view; transmitting data to the virtual storage address of the unified device view device; and issuing a computing task to the unified device view device via a task queue for using the physical device participating in the unified device view to execute the computing task.

Abstract: An electrode structure includes a substrate and a silver nanowire electrode disposed on the substrate. The electrode structure can be changed from an expanded state to a bent state with a bending radius of about 2-4 mm. The electrode structure includes a bending region and a first non-bending region and a second non-bending region respectively adjacent to the bending region in the bent state. The silver nanowire electrode has a change rate of a resistance value between the bent state and the expanded state of less than 10% in an electrode section of the bending region.

Abstract: The present application provides a display panel and a manufacturing method thereof, and an electronic device. The display panel includes a light-transmitting region and a light-shielding region disposed at a periphery of the light-transmitting region. A thickness of a passivation layer of the display panel in the light-transmitting region is less than a thickness of the passivation layer in the light-shielding region, so as to reduce a thickness of an insulating layer between a pixel electrode and a common electrode. In this way, when a certain electric field is formed, a driving voltage which is required can be reduced, so as to reduce power consumption of the display panel, thereby alleviating an urgent need to reduce power consumption of display screen in prior art.

Abstract: A tubeless energy drainage device for trauma, pertaining to the field of tubeless drainage technology, especially relating to a tubeless energy drainage device for trauma. The device includes energy transmission carriers, lead wires, and a frequency electrical energy generator. The frequency energy resonance generator transmits electrical energy to the energy transmission carriers, activates metal potassium ions on the energy transmission carriers, and creates resonance through conduction of metal ions in a wound covering layer and changing frequency of a wound, thereby achieving retrograde drainage of the wound's own sinus in a drainage area. The device disclosed by the present invention is of great significance for the rapid and full drainage of intractable wounds and battlefield wounds, and the drainage, healing, and pain relief of minute wound fistulas that cannot be tubed.

Abstract: An equipment for simulating high-speed magnetic levitation operation includes a wheel, a driving mechanism, a first test guideway, a second test guideway, a first test object and a second test object. The wheel includes a rim and a hub arranged at a middle of the rim. The driving mechanism is configured to drive the wheel to rotate. The first test guideway and the second test guideway are arranged on an inner wall of the rim, and are respectively arranged on two sides of the hub. The first test object is arranged in the first test guideway, and the second test object is arranged in the second test guideway.

Abstract: Devices and systems for bus duct, busbars, and busways for high-amperage applications are described. An example assembly may include a first conductor assembly. The assembly also includes two or more electrical bar trunks. The two or more electrical bar trunks are each either a distribution bar or a transportation bar. The two or more electrical bar trunks are electrically connected to the first conductor assembly at a first end of each of the two or more electrical bar trunks. The assembly further includes a second conductor assembly. Each of the two or more electrical bar trunks are electrically connected to the second conductor assembly at a second end of each of the two or more electrical bar trunks.

Abstract: A visual content search and retrieval platform comprising an object detection model, a coarse-grained image classification model, and a selection of fine-grained image classification models. During inference, the object detection model locates and extracts a query object in a query image; the coarse-grained image classification model classifies the query object's meta-category; the fine-grained image classification model trained and optimized for the meta-category of the query object is selected; and the selected fine-grained image classification model searches and retrieves from an image database images of objects most similar to the query object.

Abstract: Provided are methods or processes for producing ferulic acid from a plant material, for example, a rice bran or its derivatives. Provided are methods comprising an ion swapping and solvent extraction process followed by a chromatographic separation operations that are coupled into a process which functions to recover a fraction rich in gamma-oryzanol, thus enabling the subsequent production of a high purity ferulic acid. Provided are methods comprising an ion swapping and solvent extraction process followed by a process which functions to recover a fraction rich in gamma-oryzanol, or a mixture of ferulic acid esters of phytosterols and triterpenoids, optionally comprising cycloartenyl ferulate, 24-methylenecycloartanyl ferulate, and/or campesteryl ferulate, to enable the production of a high purity ferulic acid. Provided are methods comprising a saponification and solvent extraction process followed by recovering a fraction rich in gamma-oryzanol to enable the production of a high purity ferulic acid.

Abstract: A method and a system for predicting tobacco leaf overripeness period in middle of flue-cured tobacco are provided. The method includes: obtaining dates of “topping” and “middle tobacco leaf maturity” of flue-cured tobacco to be predicted, and calculating a number of days of “topping-middle tobacco leaf maturity”; and inputting the number of days of “topping-middle tobacco leaf maturity” into a preset prediction model, outputting a number of days of “topping-middle tobacco leaf overripeness” of the flue-cured tobacco to be predicted, and predicting a date when middle tobacco leaves of the flue-cured tobacco to be predicted reach an overripeness state according to the number of days of “topping-middle tobacco leaf overripeness”, wherein a prediction model is constructed based on laws of the number of days of “topping-middle tobacco leaf maturity” and the number of days of “topping-middle tobacco leaf overripeness” of the flue-cured tobacco in a time amount.

Abstract: An aerofoil structure for a gas turbine engine includes an aerofoil portion and a tip portion. The tip portion includes a tip surface configured to face a corresponding seal segment of the gas turbine engine and a plurality of cutting features provided on at least a portion of the tip surface. The cutting features are discrete and spaced apart from each other. The tip surface defines a longitudinal axis along a length of the tip surface and a transverse axis perpendicular to the longitudinal axis. Each cutting feature extends from the tip surface and is configured to cut into the seal segment in a cutting direction parallel to the longitudinal axis upon rotation of the aerofoil structure relative to the seal segment. A minimum longitudinal distance between a pair of adjacent cutting features from the plurality of cutting features along the longitudinal axis is at least 100 microns.

Abstract: The present invention provides a method of making an interfacial material, comprising the steps of: providing a double-sided substrate; adhering a template to at least one side of the double-sided substrate to provide at least one templated side of the double-sided substrate; exposing the double-sided substrate to a solution comprising a metal ion; and reducing the metal ion to form a metal, thereby bonding the at least one metal to at least one templated side of the double-sided substrate in a controlled geometry, and materials and devices thereof.

Abstract: A method for determining the error associated with results, such as medical test output, machine-learning or artificial intelligence predictions and classifications, financial predictions, and engineering models, is disclosed. These results are calculated using population-level data and individual-level data. The results can be communicated and used to generate actionable reports and data for use in connection with decision support tools. These data can be used to determine if a test result is likely to be correct or incorrect, and whether the test should be accepted, repeated, or supplemented with another test/analysis. This determination can be made using decision rules and analyses which can be organized to provide explainability of the status of the results were determined to be true, false, or other state.

Abstract: A battery cell, a battery, and an electrical apparatus. The battery cell includes a shell, an electrode assembly, an electrode column, a current collector component, and a mounting rack. The shell has a first wall. The electrode assembly is accommodated inside the shell, and includes a main body part and a tab. Along the thickness direction of the first wall, the tab is set at one end of the main body part facing the first wall. The electrode column is installed on the first wall. The current collector component connects the electrode column and the tab. Along the thickness direction of the first wall, the mounting rack is set between the first wall and the main body part, and the current collector component is connected to the mounting rack.

Abstract: The present invention discloses a class of anti-influenza virus compounds, and the use thereof in the preparation of a drug for treating diseases associated with influenza viruses. In particular, the present invention discloses a compound represented by formula (I) and a pharmaceutically acceptable salt thereof.