Abstract: A rolling and sliding adaptive device for guiding and fixing a drill pipe includes a mounting platform, where the mounting platform is provided with a through hole for the drill pipe to pass through. Multiple rolling and sliding support mechanisms are arranged around the through hole. The rolling and sliding support mechanisms each include a support seat. The support seat is provided with a contact element telescopic and swingable on the support seat. A telescopic drive mechanism is provided between the contact element and the support seat. The contact elements on the multiple rolling and sliding support mechanisms form a funnel-shaped structure with a large upper part and a small lower part around the through hole. The rolling and sliding adaptive device is used on a deep in-situ high-fidelity coring calibration platform for accurate positioning of an assembly process of a multi-section drill pipe bin.

Abstract: Provided herein are catalyst materials comprising a catalyst support; and PtM? nanowires affixed to the catalyst support, wherein the PtM? nanowires include single atomic species of M? at exterior surfaces of the PtM? nanowires, and M? represents at least one metal, e.g., a metal different from Pt. Also disclosed are manufacturing methods comprising: providing initial MM? nanowires having an initial molar ratio of M:M?, wherein M is a noble metal, and M? is a metal different from M; subjecting the initial MM? nanowires to electrochemical dealloying to partially remove M? and form partially dealloyed MM? nanowires having a subsequent molar ratio of M:M?, wherein the subsequent molar ratio of M:M? is greater than the initial molar ratio of M:M?; and affixing the partially dealloyed MM? nanowires to a catalyst support.

Abstract: Current sharing in a power system having multiple PSUs comprises generating and supplying a first power and a second power to a load, and sensing a remote voltage value received by the load based on an accumulation of the first and second powers. The method further comprises determining, by the first PSU, local voltage and current values of the first power, a real impedance value of the first PSU based on the remote voltage value and the local voltage and current values of the first power, and a virtual impedance value of the first PSU based on the real impedance value of the first PSU and a reference impedance value. The method further comprises controlling generation of the first power by the first PSU based on the virtual impedance value of the first PSU.

Abstract: A method for manufacturing a semiconductor structure includes forming a semiconductor portion which has an exposed region; forming two fin sidewalls which are disposed at two opposite sides of the exposed region of the semiconductor portion, and which include a dielectric material; and performing an etching process such that the exposed region of the semiconductor portion is etched away to form a recess while a protection layer is formed to protect each of the fin sidewalls during the etching process. Other methods for manufacturing the semiconductor structure are also disclosed.

Abstract: A display apparatus includes a display panel, a mirror switching screen, a first photosensitive sensor, a first flexible circuit board and a driver board. The mirror switching screen is disposed on a light-exit side of the display panel. The first photosensitive sensor is configured to sense a light intensity of ambient light at a side of the mirror switching screen away from the display panel. The first flexible circuit board includes a bonding portion, a component portion and a wiring portion. The bonding portion is electrically connected to the mirror switching screen. The first photosensitive sensor is disposed on a side of the component portion proximate to the mirror switching portion. The wiring portion has lines electrically connected to the first photosensitive sensor and bonding pads of the bonding portion. The driver board is electrically connected to the wiring portion of the first flexible circuit board.

Abstract: A diagnostic method and system for measuring potential and electric field of plasma are provided. According to operation parameters of a magnetic confinement fusion device and relevant parameter data of a plurality of candidate particle elements, signal-noise ratios are calculated. to select a neutral beam particle element. Beam trajectories varying in incident velocity, incident angle and sampling area are obtained by iterative calculation, and a preset parameter which enables the beam trajectories to pass through an entrance slit of an analyzer is obtained. A neutral beam that meets the preset parameter is injected into the plasma. An energy of the primary beam generated by collision ionization in a sampling area is measured, and potential of the sampling area is obtained according to law of conservation of energy. Sampling areas are detected to obtain potential spatial distribution of the plasma and a radial electric field, and the diagnostic is finished.

Abstract: A method includes receiving a substrate having a front side and a back side, forming a shallow trench in the substrate from the front side, forming a liner layer including a first dielectric material in the shallow trench, depositing a second dielectric material different from the first dielectric material on the liner layer to form an isolation feature in the shallow trench, forming an active region surrounded by the isolation feature, forming a gate stack on the active region, forming a source/drain (S/D) feature on the active region and on a side of the gate stack, thinning down the substrate from the back side such that the isolation feature is exposed, etching the active region to expose the S/D feature from the back side to form a backside trench, and forming a backside via feature landing on the S/D feature and surrounded by the liner layer.

Abstract: A camera module includes a circuit board, a lens assembly, and a first board. The circuit board includes a first surface, a second surface opposite to the first surface, a first sidewall, and a second sidewall opposite to the first sidewall. Each of the first sidewall and the second sidewall connects the first surface to the second surface. The lens assembly is disposed on the first surface. The first board is connected to the first sidewall. The first board is inclined or perpendicular to the first surface. The first board is disposed on a side of the lens assembly.

Abstract: An array substrate and a display panel including a plurality of pixels, a plurality of scan line groups and a plurality of data lines, each of the pixels includes at least three sub-pixels, each of the scan line group includes three sub-scan lines, one of the scan line groups is provided between adjacent two of the pixel rows, and at least two of the sub-pixels in each of the pixels are connected to different two of the sub-scan lines in the one of the scan line groups, one of the pixel columns is provided between adjacent two of the data lines, and at least two of the sub-pixels in each of the pixels are connected to a same one of the data lines.

Abstract: The embodiments of the application provide a battery swapping method, a server and a battery installing-and-removing device. The battery swapping method comprising: receiving battery swapping status information of an electric vehicle; sending a battery removing instruction to a battery installing-and-removing device based on the battery swapping status information; sending a battery installation instruction to the battery installing-and-removing device when detecting that the first battery is transported to the first position; receiving the battery installation information sent by the battery installing-and-removing device; sending a battery swapping completion instruction to the electric vehicle based on the battery installation information.

Abstract: A pet feeder includes: a housing, a heat conduction member, a temperature adjustment structure and a heat dissipation member that are arranged in the housing, a tray, a cover, and an actuating mechanism. The temperature adjustment structure includes a thermoelectric cooling member and a control module. The thermoelectric cooling member includes a first side connected to the heat conduction member and a second side in contact with the heat dissipation member. The control module is to control the first side of the thermoelectric cooling member to heat or cool. The tray is arranged in the housing and connected to the heat conduction member, and defines two compartments for placing pet food. The cover is arranged on the tray and defines a window in communication with the at least two compartments. The actuating mechanism is arranged in the housing and is to rotate the tray or the cover.

Abstract: A method that manages sensitive data. A computer system identifies the sensitive data for a group of application containers using configuration information for the group of application containers. The computer system encrypts the sensitive data identified for the group of application containers to form encrypted sensitive data. The computer system saves the encrypted sensitive data to a shared storage used by the group of application containers when the group of application containers is deployed.

Abstract: A gas filling docking tray having a carrier substrate includes a base surface, a plurality of guide blocks, a plurality of positioning pins, and at least one pair of nozzles. The guide blocks are at least disposed on two opposite sides of the base surface to define a wafer carrier accommodation area, and each guide block includes a vertical portion substantially perpendicular to the base surface and an inclined portion located above and connected with the vertical portion. A height of an apex of each positioning pin relative to the base surface is greater than a height of an apex of the vertical portion and less than a height of an apex of the inclined portion relative to the base surface.

Abstract: A semiconductor device includes a first type of light sensing units, where each instance of the first type of light sensing units is operable to receive a first amount of radiation; and a second type of light sensing units, where each instance of the second type of light sensing units is operable to receive a second amount of radiation, and the second type of light sensing units is arranged in an array with the first type of light sensing units to form a pixel sensor. The first amount of radiation is smaller than the second amount of radiation, and at least a first instance of the first type of light sensing units is adjacent to a second instance first type of light sensing unit.

Abstract: A tongue plate includes a number of first conductive pads and a conductive shielding assembly. The conductive pads include a first signal terminal group, a first ground terminal and a second ground terminal. The conductive shielding assembly includes a first conductive shielding plate in contact with the first ground terminal, a second conductive shielding plate in contact with the second ground terminal, and a connecting plate connecting the first conductive shielding plate and the second conductive shielding plate. The first conductive shielding plate, the second conductive shielding plate and the connecting plate jointly form a first conductive shielding cavity. The first signal terminal group is located at a first opening of the first conductive shielding chamber. Such arrangement improves the signal shielding effect of the tongue plate and reduces signal crosstalk.

Abstract: A display substrate and a display device are provided.

Abstract: A 2D area array camera-line laser 3D sensor joint calibration method, comprising: establishing a 3D coordinate system of the line laser 3D sensor, and obtaining 3D coordinates of a light bar point on the 2D area array camera; placing a target at a common measurement position, and allowing the 2D area array camera to acquire images of intersection lines of three sets of laser plane and cylinders and the image coordinates of three sets of laser light bars respectively; calculating 3D coordinates of the light bar point in a 2D area array camera coordinate system, and calculating three ellipse center position coordinates; directly acquiring 3D coordinates of three sets of laser light bars in the 3D sensor coordinate system from the line laser 3D sensor, and calculating three ellipse center position coordinates; and calculating a conversion distance between two coordinate systems.

Abstract: The present application relates to a communication method and a communication device. The communication method comprises: sending and/or receiving, by a communication device, first information, where the first information is used for an extended range (ER). With embodiments of this application, a transmission distance can be extended by means of the first information.

Abstract: Disclosed are a reverse soldering connection structure of a microneedle and a wiring and a preparation process thereof. The reverse soldering metal layer of the microneedle is prepared; the reverse soldering metal layer of the wiring is prepared; the reverse soldering metal layer of the microneedle is aligned with the reverse soldering metal layer of the wiring, and they will be pressed to achieve reverse soldering connection between the microneedle and the wiring.

Abstract: A satellite communication-oriented geometry-based stochastic channel modeling method includes steps: S1: establishing a satellite channel simulation scenario, and setting scenario layout parameters; S2: initializing the trajectory and speed of a satellite and a receiving end; S3: calculating spatially consistent large-scale parameters, and calculating an effect of rainfall on the large-scale parameters; S4: calculating a path loss, a shadow fading, an atmospheric absorption, and a rainfall attenuation; S5: initializing the central positions of a cluster and a scatterer, and calculating the delay, angle and power of the cluster according to the geometric position information of the transmitting and receiving ends and the scatterer, to generate a channel coefficient; S6: updating the large-scale and small-scale parameters according to the movement of the transmitting and receiving ends and the birth-death process of the cluster, to generate a new channel coefficient; and S7: deriving the statistical characteris