Abstract: A method for preparing a solar cell includes providing an N-type silicon substrate with alternating first and second regions on a first surface. A first stack including a tunneling layer, a boron-doped polysilicon layer, and a mask layer is formed and selectively removed in second and intermediate regions to create arc-shaped grooves. A second stack with a phosphorus-doped polysilicon layer is then deposited over the entire first side. After removing wrap-around coating on the second surface, portions of the second stack are removed from first and intermediate regions. Finally, both mask layers are stripped.

Abstract: Embodiments disclosed herein include semiconductor processing tools. In an embodiment, the semiconductor processing tool comprises a chamber, a chuck within the chamber, where the chuck is configured to rotate, a pedestal holder around the chuck, and a utility column coupled to the chuck. In an embodiment, the utility column comprises a magnetic coupler to enable rotation of portions of the utility column and the chuck, and a rotary electrical feedthrough.

Abstract: The present disclosure provides a two-stage co-liquefaction mixing-reaction-filtration-heat recovery integrated apparatus, realizing the implementation of a two-stage HTL process; secondly, a nozzle, a receiving chamber, a mixing chamber and a diffusion chamber are disposed at different material feed ports and medium feed ports, and high-speed fluids are fully collided and mixed in these structures; heat of HTL in a first stage is from heat of an HTL product in a second stage, which achieves the recycling of the heat of the HTL product in the second stage, improving economic efficiency; in a first-stage HTL process, through the setting of high-temperature and high-pressure needle valves, so that different first-stage HTL reaction times are selected for different material characteristics; and each first-stage HTL reaction tube is provided with an inclination of 1-3°, and a second-stage HTL generation chamber is provided with a residue scraping device and a salt scraping device.

Abstract: In one aspect, the disclosure relates to coatings for carbon nanotube (CNT) wires or cables, the coatings including at least one conductive polymer and, optionally, a bromine dopant. Also disclosed are composite wires or cables comprising CNTs and the disclosed coatings and methods of making the composite wires or cables. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

Abstract: Embodiments disclosed herein include semiconductor processing tools. In an embodiment, the semiconductor processing tool comprises a chamber, a chuck within the chamber, where the chuck is configured to rotate, a pedestal holder around the chuck, and a utility column coupled to the chuck. In an embodiment, the utility column comprises a magnetic coupler to enable rotation of portions of the utility column and the chuck, and a rotary electrical feedthrough.

Abstract: In some embodiments, a showerhead assembly includes a heated showerhead having a heater plate and a gas distribution plate coupled together; an ion filter spaced from the heated showerhead; a spacer ring in contact between the heated showerhead and the ion filter; a remote plasma region between the heated showerhead and the ion filter; an upper isolator spaced from the spacer ring and supported on the ion filter; a sealing ring fastened to the heated showerhead sealing against the upper isolator and pushing the upper isolator against the ion filter; a gap between a bottom of the gas distribution plate and a top of the ion filter, the gap being in fluid communication with the remote plasma region; a first passage extending through the heater plate; and a second passage in communication with the first passage and extending through the gas distribution plate, the second passage extending to the gap.

Abstract: The present invention relates to the technical field of LED display devices, in particular to a latch assembly, an LED display screen cabinet, and an LED display screen. The latch assembly is configured to assemble two connected pieces into a single unit and includes a connecting base, a locking housing, a locking rod, and a handle. A stroke groove is formed on a side wall of the locking housing, and a first limiting groove and a second limiting groove, which are in communication with the stroke groove, are formed on a top wall of the locking housing; when the handle moves from the first limiting groove through the stroke groove to the second limiting groove, the locking rod is in a locked state; when the handle moves from the second limiting groove through the stroke groove to the first limiting groove, the locking rod is in an unlocked state.

Abstract: The present disclosure provides a clock calibration method. The clock calibration method includes: calculating a clock skew of a terminal device, and calibrating a clock of the terminal device according to the clock skew. The present disclosure further provides a clock calibration apparatus, an electronic device, and a computer-readable medium.

Abstract: A smart lamp, a method for turning on the smart lamp, and a method for transferring, loading, and applying a lamp state model are provided. The smart lamp can extract a lamp state model locally and apply the lamp state model. The smart lamp includes a smart lamp body and a lamp module, a lamp state model memory module, a lamp state model calculation module, and a lamp state model application module that are arranged in the smart lamp body. The lamp module is a lighting device capable of recording and controlling a lamp state. The lamp state model memory module is configured to store the generated lamp state model. The lamp state model calculation module is configured to calculate the lamp state model. The lamp state model application module is configured to call the lamp state model from the lamp state model memory module and apply the lamp state.

Abstract: The present disclosure relates to an interface material for virtual reality interaction and a preparation method therefor. The interface material is composed of an ionic conductive self-adhesive hydrogel and an organic solvent. The preparation method includes: (1) preparing a prepolymer solution; (2) preparing a bioelectrical sensing pregel by ultraviolet (UV) curing; and (3) preparing an interface material for virtual reality interaction by solvent extraction. The preparation method of the present disclosure is simple and cost-effective, and can be used for large-scale production. The obtained gel interface material has excellent properties such as high stability, high sensitivity, non-invasiveness, and reusability, can be used for detection of bioelectrical signals such as electromyography (EMG) signals and electroencephalography (EEG) signals, and has important application value in the field of virtual reality interaction.

Abstract: A cantilever includes a gear shaft, a torsion spring, and a fastening member that is fixedly mounted inside a pan-tilt housing. The gear shaft rotationally fits the fastening member, a shaft shoulder of the gear shaft is recessed in a direction parallel to an axial direction of the shaft shoulder to form an annular accommodating groove, and the gear shaft is provided with a side opening communicating with the accommodating groove. The torsion spring is mounted in the accommodating groove, a limiting end portion that is of the torsion spring and that is close to a bottom of the accommodating groove extends out of the side opening, the side opening is configured to limit a position of the limiting end portion relative to the gear shaft, and an engagement end portion extends out of the accommodating groove and is connected to the fastening member gear shaft.

Abstract: An SMD LED display device, includes a substrate, a display unit arranged on the substrate, and a encapsulant, covering a periphery of the pixel unit. The display unit includes at least one pixel unit, the pixel unit includes RGB trichromatic chips, and the RGB trichromatic chips include a red light-emitting chip, a blue light-emitting chip and a green light-emitting chip. A first distance from the red light-emitting chip on the pixel unit to a nearest edge of the encapsulant, a second distance from the blue light-emitting chip on the pixel unit to a nearest edge of the encapsulant, and a third distance from the green light-emitting chip on the pixel unit to a nearest edge of the encapsulant are equal. the light-emitting angles of the light-emitting chips in different colors may be kept uniform, thus reducing the color cast when a display screen is watched from the top or bottom.

Abstract: A method is for determining a controller output variable of a control unit having a controller for a controlled system, more particularly for manual torque control of a steer-by-wire steering system for a vehicle. The method includes adjusting a specified controller property of the controller using a specified adjustment portion, and continuously changing an influence of the specified adjustment portion on the controller property based on a parameter. The parameter is determined based on an operating situation of the controlled system, more particularly a steering and/or driving situation of the vehicle. The controller output variable is determined using the controller.

Abstract: A method for constructing and processing a machine learning task, a storage medium and an electronic apparatus are provided. The method includes: obtaining sample data configuration information corresponding to the machine learning task; performing arrangement according to the sample data configuration information to obtain a task operation procedure diagram, wherein the task operation procedure diagram includes a plurality of operation sub-procedures, and one operation sub-procedure corresponds to one sub-interval of the target time interval, and is used to obtain sample data in a corresponding sub-interval from the target sample data source and determine machine learning task data based on the sample data; and controlling the plurality of operation sub-procedures to be executed in parallel based on the vertical joining, to obtain target machine learning task data with a vertical joining relationship, and constructing the machine learning task based on the target machine learning task data.

Abstract: A plasma treatment chamber comprises a chamber body having an opening in a top surface thereof. A rotatable pedestal is within the chamber body having a support surface to hold and rotate a workpiece in a processing region. A cross-flow pumping ring is over the opening in the chamber body to inject a gas flow in a direction generally parallel to and across a surface of the workpiece. A lid is over the cross-flow pumping ring, the lid having a plurality of microwave resonators to ignite the gas flow and form plasma.

Abstract: Disclosed is a signal transceiving device, including: a radio frequency signal transceiving unit, a signal transmission-reception control unit, and a first control signal unit. The radio frequency signal transceiving unit is configured to generate a first radio frequency signal according to a baseband signal and send the first radio frequency signal. The signal transmission-reception control unit is configured to generate a first control instruction and control the radio frequency signal transceiving unit to send the first radio frequency signal. The first control signal unit is configured to convert the first control instruction into a first transmission signal, send the first transmission signal, receive a second transmission signal, convert the second transmission signal into a second control instruction, and send the second control instruction to the signal transmission-reception control unit.

Abstract: Embodiments disclosed herein include electronic packages. In an embodiment, the electronic package comprises a first package, wherein the first package comprises, a first package substrate, a first die over the first package substrate, a first mold layer over the first package substrate and around the first die, and a plurality of through mold interconnects (TMIs) through the first mold layer. The electronic package may further comprise a second package electrically coupled the first package by the TMIs, wherein the second package comprises a second package substrate, a second die over the second package substrate, and a solder resist over a surface of the second package substrate opposite from the second die. In an embodiment, the electronic package may also comprise a barrier between the first package and the second package.

Abstract: Provided are a wireless and battery-free touch-responsive luminescent fiber and a preparation method and use thereof. The wireless and battery-free touch-responsive luminescent fiber includes a conductive core layer, a dielectric layer and a light-emitting layer sequentially from inside to outside, wherein the conductive core layer is a conductive fiber material; the dielectric layer is a first composite resin containing a high dielectric constant filler, the high dielectric constant filler having a dielectric constant of 10-80; and the light-emitting layer is a second composite resin containing a rare earth luminescent material. The preparation method includes steps of subjecting the conductive core layer to fiber pay-off, dielectric layer slurry impregnation, first heating, light-emitting layer slurry impregnation and second heating in sequence to obtain the wireless and battery-free touch-responsive luminescent fiber.