Abstract: A proof-of-work operation method, a proof-of-work chip, and an upper computer. The proof-of-work chip comprises: a central control unit, which is configured to receive DAG data sent by an upper computer, an external DAG processing unit, which is configured to store the DAG data in a storage unit; the storage unit, which is configured to store the DAG data; and a calculation unit, which is configured to perform a proof-of-work operation according to the stored DAG data.

Abstract: An automatic cleaning device includes a mobile platform configured to automatically move on an operating surface, and a cleaning module assembled to the mobile platform and configured to clean the operating surface. The cleaning module includes: a first roller brush arranged in a direction perpendicular to an axis of the mobile platform, where the first roller brush includes at least one first long brush component; and a second roller brush arranged side by side with the first roller brush, where the second roller brush includes at least one second long brush component. The first long brush component and the second long brush component are configured to interfere with each other, enabling an air inlet channel between the first roller brush and the second roller brush to be at least partially shielded.

Abstract: Methods for depositing amorphous boron nitride layers on a substrate are provided. Exemplary methods include providing a boron precursor to a reaction chamber and providing nitrogen reactive species to the reaction chamber.

Abstract: The present disclosure provides a semiconductor device based on a dielectric material containing a metal interstitial impurity, including: a substrate, a dielectric material layer, and a functional layer. A material for preparing the dielectric material layer is a compound containing the metal interstitial impurity. The dielectric material layer and/or the functional layer is configured to subject to at least one of electricity, heat, light or magnetism, such that the dielectric material layer reaches a crystallization temperature to transit from a first state to a second state.

Abstract: Various embodiments include systems for controlling a servo system. An example includes: a reference trajectory generator to generate reference trajectory signal of servo system based on manufacturing task instruction, terminal state prediction signal within a sliding window of the servo system, measurement signal of the servo system, and disturbance estimation signal of the servo system; a controller to generate control signal for controlling the servo system and update the disturbance estimation signal based on the reference trajectory signal and the measurement signal; and a predictor to update the terminal state prediction signal based on the reference trajectory signal, the control signal, and the measurement signal updated due to the execution of the control signal by the servo system.

Abstract: Disclosed in the present disclosure is a manufacturing method for a transistor device. The method comprises: providing a substrate; sequentially forming on one side of the substrate a first electrode layer, a first insulating layer and a second electrode layer; forming a via hole that penetrates the first electrode layer and the first insulating layer, wherein the bottom of the via hole extends to the second electrode layer; and sequentially forming on a side face of the via hole a semiconductor layer, a gate insulating layer and a gate electrode. One or more embodiments of the present invention help to manufacture a transistor device having good grid-control capability, and the manufactured device can better realize scaling, which is beneficial to a large-scale array.

Abstract: A drying furnace device of a gasifier capable of automatically adjusting temperatures includes a gasifier and a drying furnace assembly. The gasifier includes a furnace wall. A top of the furnace wall is provided with a coal inlet, a top side of the furnace wall is provided with a gas outlet, and an outside of a bottom of the furnace wall is provided with a cooling layer. The drying furnace assembly includes a drying-furnace feeding device, a temperature detection device and an automatic control valve. The drying-furnace feeding device is detachably installed inside the coal inlet. The automatic control valve is detachably installed at one end of a coal gas outlet away from the furnace wall. The temperature detection device is installed at an outside of a middle of the furnace wall, and the temperature detection device is connected with the automatic control valve through a heat-resistant hose.

Abstract: Disclosed in the present disclosure are a semiconductor structure and a memory. The semiconductor structure comprises a first transistor. In the first transistor, a first semiconductor channel is arranged around the outer side of a first gate electrode; a first source drain electrode is arranged around a first end of the first gate electrode and is located outside of the first semiconductor channel; and a second source drain electrode is arranged around a second end of the first gate electrode and is located outside of the first semiconductor channel.

Abstract: A cleaning module member includes: a first rolling brush including a first brush; and a second rolling brush arranged substantially side by side with the first rolling brush and including a second brush. The first brush and the second brush are distributed in rotational-mirror symmetry.

Abstract: A method and systems for controlling and directing a means of transportation to autonomously navigate to a target location are provided. The method includes receiving measurements from one or more sensors of the means of transportation; building a route based on the measurement received for the means of transportation to navigate to a target location; generating localization estimation associated with the route built; generating a global path based on the route and the localization estimation; and performing local planning for directing the means of transportation to the target location while avoiding surrounding static or dynamic obstacles. The one or more sensors include a LiDAR sensor and an odometry sensor.

Abstract: The memory cell includes: a piezoelectric substrate layer, wherein two ends of the piezoelectric substrate layer are respectively provided with a first electrode and a second electrode, and a current-free drive of skyrmion is implemented by applying a voltage to the first electrode and the second electrode; a magnetic layer on a surface of the piezoelectric substrate layer, wherein the magnetic layer is used to form a heterojunction with the piezoelectric substrate layer, and is used to generate, stabilize, and serve as a basic carrier for a movement of the skyrmion; wherein the magnetic layer includes a convex body, the convex body is configured to divide the magnetic layer into a bit region and a memory region, and the bit region is provided with a magnetic tunnel junction used to perform generation and detection functions of the skyrmion.

Abstract: The present invention provides a series of polypeptides containing a modified structure. The series of polypeptides act on three targets, i.e., GLP-1, GIP and GCG, and has prospects of being developed into drugs for the prevention or treatment of metabolic diseases, wherein the sequence of the polypeptides is as shown in formula Z-3.

Abstract: A leg of a power converter includes: a first one of (a) a first power module and (b) a first die, the first one including a high side switch having a first terminal configured to be connected to a first direct current (DC) busbar having a first potential; and a second one of (a) a second power module and (b) a second die, the second one including a low side switch having a first terminal configured to be connected to a second DC busbar having a second potential that is different than the first potential; and an alternating current (AC) busbar disposed vertically (a) between the first one and the second one and (b) between the first DC busbar and the second DC busbar.

Abstract: An automatic cleaning device, including: a moving platform, which is configured to move on an operating surface; and a cleaning module which is assembled on the moving platform and is configured to clean the operating surface. The cleaning module includes: a first rolling brush, which is arranged in a first direction perpendicular to the front-rear axis of the moving platform, the first rolling brush including a first filler, and the first filler being arranged in an axial direction of the first rolling brush; and a second rolling brush which is arranged in a direction parallel to the first rolling brush, the second rolling brush including a second filler, and the second filler being arranged in an axial direction of the second rolling brush, wherein the modulus of elasticity of the first filler is less than the modulus of elasticity of the second filler.

Abstract: Laundry machines and methods for operating the same are disclosed. A laundry machine includes a container for containing laundry and a dehumidifier including a circulation fan for generating moist air flowing out of the container toward a moisture absorption and removal structure for absorbing moisture in the moist air, a regeneration fan for generating airflow including the moisture absorbed by the moisture absorption and removal structure to flow toward a condenser for condensing water from the generated airflow. The moisture absorption and removal structure is disposed adjacent to the circulation fan, the regeneration fan, and the condenser; wherein the moisture absorption and removal structure comprises a roller assembly, a functional roller is provided on at least one of a bottom portion of the roller assembly or a side of the roller assembly.

Abstract: A cleaning module includes: a first rolling brush including a first brush member, the first brush member including first brushes configured to be rotatable in a first rotational direction to form a first brush outer end trajectory; and a second rolling brush arranged substantially side by side with the first rolling brush and including a second brush member, the second brush member including second brushes configured to be rotatable in a second rotational direction to form a second brush outer end trajectory, wherein the first brush outer end trajectory and the second brush outer end trajectory form an interfering region, and a distance between at least one of the first brushes and at least one of the second brushes is greater than zero when the at least one of the first brushes and the at least one of the second brushes rotate into the interfering region.

Abstract: A spintronic device, an array, and a method for optimizing a recursive neural network are provided. The spintronic device includes: a magnetic domain device with a preset thickness, wherein the magnetic domain device is configured to form a labyrinth-like magnetic domain structure under a modulation of a Dzyaloshinskii-Moriya interaction and a dipole interaction, the labyrinth-like magnetic domain structure includes a plurality of magnetic domain regions with random magnetic domain directions, and a boundary between adjacent two magnetic domain regions is a magnetic domain wall; a heterogenous thin film of at least one cycle, wherein the heterogenous thin film is disposed on a first surface of the magnetic domain device; at least four electrodes disposed on a second surface of the magnetic domain device, wherein the four electrodes are respectively connected to different magnetic domain regions.