Abstract: A stylus and an electronic device component are disclosed. The stylus includes a stylus rod and a detachable stylus tip at one end of the stylus rod, and further includes a first electrode, a second electrode, and a circuit board. The first electrode is disposed in the stylus tip. The second electrode is disposed on an inner wall of the stylus rod, or the second electrode is disposed on a fastener in the stylus rod, and the second electrode is electrically connected to the second circuit board. This increases a distance between the first electrode and the second electrode, and reduces coupling between the first electrode and the second electrode. The stylus in embodiments of this application resolves a problem that writing accuracy of the stylus is reduced because the two electrodes in the stylus are easily coupled.

Abstract: Disclosed are a nickel-based superalloy formed by selective laser melting and a preparation method thereof, belonging to the technical field of an additive manufacturing from metal powder. In the disclosure, CrFeNb alloy powder is used as a grain refiner, and its element composition is within the composition range of a nickel-based superalloy powder to ensure that the prepared nickel-based superalloy has the same element composition with the original alloy; the grain size in the nickel-based superalloy could be refined by the addition of CrFeNb alloy powder, such that the anisotropic columnar grain structure in the alloy is transformed to equiaxed grain structure, thereby improving mechanical properties of the alloy.

Abstract: Systems and methods for determining at least one correction parameter for a Positron Emission Tomography (PET) scanner including a plurality of detector units is provided. For each of the plurality of detector units, the methods may include determining, based on scan data of one or more scans of a phantom at a plurality of positions, a first sum of coincidence events detected by the detector unit. The methods may further include determining a second sum of coincidence events that are expected to be detected by the detector unit and determining, based on the first sum of coincidence events and the second sum of coincidence events, at least one correction parameter associated with the detector unit. The phantom may be moved to the plurality of positions along an axis of a field of view of the PET scanner during the one or more scans.

Abstract: This application provides a stylus and an electronic device assembly. With a mainshaft and a pressure sensor assembly disposed in the stylus, one end of the mainshaft connected to a tip assembly, and the pressure sensor assembly fixed in a barrel assembly and touching the other end of the mainshaft, the tip assembly moves under a pressure and drives the mainshaft to move, the mainshaft transfers the pressure on the tip assembly to the pressure sensor assembly, and the pressure sensor assembly detects the pressure on the tip assembly. With a second electrode fitting around a signal board, the moving of the tip assembly can drive the first electrode and the second electrode to move synchronously so that relative positions of the second electrode and the first electrode remain unchanged, improving measurement accuracy of a tilt angle of the stylus relative to a touchscreen by the electronic device.

Abstract: A door lock that includes a latch adapted to be moved manually relative to a mounting bracket and lock body to attach the body to the mounting bracket. The latch may be movably mounted to the body, and arranged to capture a portion of the mounting bracket between the latch and the body. A detent may be used to hold the latch in the closed position relative to the body, and a spring may be adapted to bias the latch away from the body.

Abstract: A Cu interconnect having a diffusion barrier formed with the self-formed high-entropy alloy a method of preparing the same are provided. A high-entropy alloy and Cu are deposited together. When annealing, a diffusion barrier is formed through segregation of the high-entropy alloy may, toward a bottom and a sidewall of an interconnect via, and a Cu seed layer is formed through segregation of Cu at an outer surface of the diffusion barrier, so as to simultaneously self-form the diffusion barrier formed with the self-formed high-entropy alloy and the Cu seed layer. The Cu interconnect having a diffusion barrier formed with the self-formed high-entropy alloy comprises: a base, the self-formed diffusion barrier formed with the self-formed high-entropy alloy and the Cu seed layer and a Cu electroplating layer electroplating on the Cu seed layer.

Abstract: A door lock that includes a latch adapted to be moved manually relative to a mounting bracket and lock body to attach the body to the mounting bracket. The latch may be movably mounted to the body, and arranged to capture a portion of the mounting bracket between the latch and the body. A detent may be used to hold the latch in the closed position relative to the body, and a spring may be adapted to bias the latch away from the body.

Abstract: A display panel and a flexible display device are provided. The display panel includes a substrate, a first adhesive layer, a display layer, and a protective layer. The display layer includes an array layer and a light-emitting device layer. The array layer is disposed directly on the first adhesive layer, and a grid structure is disposed on the substrate. Neither a backplane nor a pressure-sensitive adhesive layer is disposed on the display panel, which allows effectively manufacture a thin display panel, reduces the film layers of the panel, and improves the flexibility of the display panel.

Abstract: The present application discloses a blade fault diagnosis method, apparatus and system, and a storage medium. the method includes: acquiring a blade rotation audio collected by an audio collection device during operation of a wind turbine generator system; preprocessing the blade rotation audio based on a wind noise filtering algorithm to obtain a blade rotation audio filtered out of wind noise; dividing the blade rotation audio filtered out of wind noise to obtain audio segments corresponding to blades of the wind turbine generator system respectively; diagnosing, based on the audio segments, whether the blades each corresponding to one of the audio segments are faulty. The present application can diagnose whether a corresponding blade is faulty respectively according to the audio segments of different blades, which improves the accuracy of the diagnosis results.

Abstract: A method for tapping a yield potential of Saccharum officinarum by controlling a time of plastic mulching is provided. The method includes: (1) plastic mulching: mulching a Saccharum officinarum furrow in a Saccharum officinarum field fully with a wide plastic film in a direction parallel to the Saccharum officinarum furrow, and covering the plastic film directly above the Saccharum officinarum furrow with soil with a certain thickness along the Saccharum officinarum furrow, such that the plastic film is tightly attached to soil in the Saccharum officinarum furrow; (2) control of the time of plastic mulching, and (3) plastic film recycling treatment. The method of the present disclosure is advanced, practical, easy to operate, and easy to promote.

Abstract: A display panel is provided. The display panel includes at least two first pixels, at least two second pixels, and at least two third pixels. An area of the first pixel, an area of the second pixel, and an area of the third pixel are inversely proportional to a luminous efficiency of a luminescent material of the first pixel, a luminous efficiency of a luminescent material of the second pixel, and a luminous efficiency of a luminescent material of the third pixel, respectively. The disclosure can avoid the drawback of color shift of the display panel.

Abstract: A method for evaluating a surface cleanliness oriented toward additive forging of a metal substrate employs weight coefficients corresponding to oil contaminants, particles and chips. Contamination scores of different contaminants are determined separately by different methods, and a surface cleanliness thereof is characterized in a quantitative manner by calculating the sum of the product of the weight coefficient and the contamination score of each contaminant. Further, an accurate and systematic method for evaluating a surface cleanliness employs weight coefficient of each contaminant determined based on a degree of adverse influence of the contaminant on the interface bonding of a substrate. Different detection methods are used for different contaminants.

Abstract: A governor assembly, an elevator safety device, and an elevator system. The governor assembly includes: a bracket; a rotatable rope sheave mounted on the bracket; and a centrifugal mechanism associated with the rope sheave, a plurality of centrifugal members being capable of unfolding under an inertial force associated with the speed of the rope sheave; the centrifugal mechanism includes: a plurality of centrifugal members pivotally connected to the rope sheave; and a retaining mechanism by which the plurality of centrifugal members are retained in a contraction position; the retaining mechanism is configured to retain the plurality of centrifugal members in the contraction position when the speed of the rope sheave increases to a first threshold with an acceleration smaller than a first acceleration.

Abstract: The invention relates to porous polymeric cellulose prepared via cellulose crosslinking. The porous polymeric cellulose can be incorporated into membranes and/or hydrogels. In preferred embodiments, the membranes and/or hydrogels can provide high dynamic binding capacity at high flow rates. Membranes and/or hydrogels comprising the porous polymeric cellulose are particularly suitable for filtration, separation, and/or functionalization media.

Abstract: To generate substantially condition-invariant and speaker-discriminative features, embodiments are associated with a feature extractor capable of extracting features from speech frames based on first parameters, a speaker classifier capable of identifying a speaker based on the features and on second parameters, and a condition classifier capable of identifying a noise condition based on the features and on third parameters. The first parameters of the feature extractor and the second parameters of the speaker classifier are trained to minimize a speaker classification loss, the first parameters of the feature extractor are further trained to maximize a condition classification loss, and the third parameters of the condition classifier are trained to minimize the condition classification loss.

Abstract: A method for real-time strength estimation, grading, and early warning of rock mass in tunnel boring machine (TBM) tunneling, and belongs to the technical field of TBM tunnel construction. The method includes the following steps: establishing a general relation model of equivalent strength Rec of the TBM boring rock mass and a field penetration index (FPI); and applying the model to TBM boring construction, estimating an integrity coefficient Kv of the TBM boring rock mass in real time according to boring parameters acquired by a TBM in real time, and performing grading and early warning on the TBM boring rock mass according to a given grading standard and early warning values.

Abstract: The present disclosure provides a system and method for image reconstruction and processing. The method may include obtaining image data of an object acquired by an imaging device. The method may include determining one or more regions of interest (ROIs) of the object. The method may also include determining, based on each ROI of the one or more ROIs, a target portion of the image data corresponding to the ROI among the image data. The method may further include reconstructing, based on the target portion of the image data, one or more images of the ROI.

Abstract: The present application relates to a multi-objective collaborative optimization approach for large-scale air traffic management, which belongs to the technical field of civil aviation management. The present application includes generating a delay time vector and a first delay time for each flight; grouping all the flights to get multiple flight groups based on the overlap of flight times; using a delay time vector of each flight in each flight group to generate a subspecies group, crossing each subspecies group to generate children in turn, obtaining a delay variable of each flight and make mutation, and after multiple evolutions, taking a solution as the second delay time of the corresponding flight, updating the first delay time of each flight to the second delay time, and the first delay time obtained after several cycles is used to control the departure time of the corresponding flight.

Abstract: This application discloses a block chain-based data processing method performed by a computer device, including: acquiring a pending transaction including a pending execution order identifier; adding, when determining that the pending transaction is in the prepared state, the pending transaction and the pending execution order identifier to the pending account ready queue to obtain a transitional account ready queue; using an execution order identifier that forms a continuous sequence of order identifiers with the pending execution order identifier as an upgraded execution order identifier in the pending account waiting queue, and adding the upgraded execution order identifier and a waiting transaction corresponding to the upgraded execution order identifier to the transitional account ready queue in sequence to obtain an upgraded account ready queue; and adding the pending transaction and the waiting transaction corresponding to the upgraded execution order identifier in the upgraded account ready queue to a