Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact coupled to a word line, a second gate contact coupled to a plate line, and a third gate contact configured to control electrical charge conduction between the first gate contact and the second gate contact. The 3D memory device can utilize dynamic flash memory (DFM), increase storage efficiency, provide tri-gate control, provide different programming options, increase read, program, and erase operation rates, decrease leakage current, increase retention time, and decrease refresh rates.

Abstract: The embodiments of the present invention disclose a rotating electrical machine. The rotating electrical machine comprises a stator and a rotor; the rotor comprises a rotating shaft and magnetic poles fixed to the rotating shaft, a chamfer being provided on the radial outer surface of at least one of the magnetic poles; the stator comprises a stator core, the stator core being located on one side of the magnetic poles far from the rotating shaft, the chamfer overlapping with the stator core in the axial direction of the rotor.

Abstract: Disclosed are a shield tunnel segment structure and a construction method thereof. The shield tunnel segment structure includes segment blocks sequentially spliced in a circumferential direction. Each segment block forms a closed annular segment structure, and outer diameters of adjacent annular segment structures gradually increase in an axial direction. At least two adjacent segment blocks of the same annular segment structure form an annular inner groove, and at least one segment block of the adjacent annular segment structures is provided with an inner bump which matches the annular inner groove. At least two adjacent segment blocks of the same annular segment structure form an annular outer groove, and at least one segment block of the adjacent annular segment structures is provided with an outer bump which matches the annular outer groove. The annular outer grooves and the annular inner grooves are staggered in the circumferential direction.

Abstract: A three-dimensional (3D) memory device includes a first memory cell, a second memory cell, a control gate between the first and second memory cells, a top contact coupled to the first memory cell, and a bottom contact coupled to the second memory cell. The first memory cell can include a first pillar, a first insulating layer surrounding the first pillar, a first gate contact coupled to a first word line, and a second gate contact coupled to a first plate line. The second memory cell can include a second pillar, a second insulating layer surrounding the second pillar, a third gate contact coupled to a second word line, and a fourth gate contact coupled to a second plate line. The 3D memory device can utilize dynamic flash memory (DFM), increase storage density, provide multi-cell storage, provide a three-state logic, decrease leakage current, increase retention time, and decrease refresh rates.

Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact surrounding a first portion of the insulating layer, and a second gate contact surrounding a second portion of the insulating layer. The pillar can be configured to store an electrical charge. The pillar can be a monocrystalline material. The 3D memory device can utilize dynamic flash memory (DFM), decrease defects, increase manufacturing efficiency, decrease leakage current, decrease junction current, decrease power consumption, increase storage density, increase charge retention times, and decrease refresh rates.

Abstract: A three-dimensional (3D) memory device includes a memory cell, a top contact coupled to the memory cell, and a bottom contact coupled to the memory cell. The memory cell can include a pillar, an insulating layer surrounding the pillar, a first gate contact coupled to a word line, a second gate contact coupled to a plate line, and an annular dielectric layer within a portion of the pillar. The annular dielectric layer can increase a retention time of electrical charge in the pillar. The 3D memory device can utilize dynamic flash memory (DFM), increase retention times, decrease refresh rates, increase a floating body effect, decrease manufacturing defects, decrease leakage current, decrease junction current, decrease power consumption, increase an upper limit of charge density in the pillar, dynamically adjust a length of the plate line, and decrease parasitic resistance.

Abstract: A mobile terminal includes: a housing having a side wall that is provided with an accommodation cavity, where the accommodation cavity has a first side wall and a second side wall, the first side wall is provided with an avoidance groove, and the avoidance groove is disposed on a side of the first side wall close to the accommodation cavity and is in communication with the accommodation cavity; a display screen, mounted in the housing; and a trigger portion that at least partly protrudes into the accommodation cavity and is movably connected to the accommodation cavity, where the trigger portion includes a cable board, where the avoidance groove is configured to accommodate the cable

Abstract: The invention discloses a microwave rain attenuation law based artificial rainfall experimental method with an adjustable link length, including the following steps of: 1) designing and calculating rainfall intensities in different return periods to form an experimental rainfall process, and simulating artificial rainfall by using an artificial rainfall hall; 2) building a corner reflector to dynamically adjust the microwave link length; 3) installing an experimental microwave device, and selecting a microwave link with a specific microwave frequency band as an experimental link; 4) using a self-recording rain gauge to obtain measured data on the experimental link under different rainfall intensities; and 5) according to the measured data, obtaining a whole process of the experimental rainfall intensity change, and analyzing and calculating the microwave rain attenuation law.

Abstract: A notebook computer includes a control chip, a speaker, and the fan. The control chip and the fan are disposed inside a chassis of the notebook computer. The method includes: controlling, by the control chip, the speaker to send a first sound signal, where the first sound signal and a first noise signal that is generated by running of the fan have opposite phases and a same frequency. The first sound signal is used to cancel the first noise signal.

Abstract: A method of mapping reservoir fluid in a mature field includes identifying a region of interest within a hydrocarbon field, drilling a plurality of production wells through the region of interest, and collecting mud gas data as each production well is drilled. This mud gas data is used to generate a reservoir fluid property log, such as gas-oil ratio log, along a length of each of the production wells, which is in turn used to generate a refined model based on the 4D seismic data. The refined model permits better reservoir fluid mapping and has an improved vertical resolution at the region of interest than the first model of the field.

Abstract: Systems, methods, and devices are disclosed herein for developing a cell design. Operations of a plurality of electrical cells are simulated to collect a plurality of electrical parameters. A machine learning model is trained using the plurality of electrical parameters. The trained machine learning model receives data having cell layout design constraints. The trained machine learning model determines a cell layout for the received data based on the plurality of electrical parameters. The cell layout is provided for further characterization of electrical performance within the cell layout design constraints.

Abstract: A heating seat ring includes a lower seat ring and an upper seat ring. The lower seat ring is made of a hard material, the upper seat ring is made of a soft material, and the upper seat ring is disposed on the lower seat ring. The upper seat ring and the lower seat ring are matched and connected to form a heating cavity. A heating assembly is disposed in the heating cavity, and the heating assembly is configured to emit heat to heat the upper seat ring. The heating assembly emits heat to heat the upper seat ring, so that a user feels more comfortable when sitting on the heating seat ring.

Abstract: The invention discloses an SOFC water supply system, which comprises a first water storage tank, a water pump, a second water storage tank, a condenser and a controller. The first water storage tank is provided with a liquid level sensor, a heating element and a temperature sensor; when the temperature sensor detects that the temperature in the first water storage tank is lower than the working temperature, the controller controls a first valve and a second valve to be closed and controls the heating element to be started.

Abstract: Techniques for generating one or more non-final layouts for an analog integrated circuit are disclosed. The techniques include generating a non-final layout of an analog integrated circuit based on device specifications, partitioning the non-final layout into a plurality of sub-cells, merging the verified sub-cells to form a merged layout of the analog integrated circuit, and performing quality control checks on the merged layout. Additionally or alternatively, generating the non-final layout can include determining an allowable spacing between adjacent cells of different cell types or inserting one or more filler cells into a filler zone in the non-final layout.

Abstract: The present disclosure relates to a high-strength concrete and a preparation method thereof. The high-strength concrete includes lignin, recycled fine powder, cement, water, sand, gravels and a water reducing agent. The recycled fine powder is recycled fine powder of discarded concrete, and is prepared by separating solid waste of discarded buildings, then performing impurity removal and crushing processing, and grinding same by a ball mill into dust with a particle size of less than 0.16 mm. The lignin is discarded wood lignin, which is prepared by crushing the wood, stirring and extracting a sodium hydroxide aqueous solution with a mass concentration of 5% for 1 to 2 hours at the temperature of 80 DEG C. to obtain a black lignin alkali solution, adding a hydrochloric acid solution with a mass concentration of 30% into the alkali solution for stirring, and making the pH reduced to 7.0 for standing and layering.

Abstract: Embodiments of three-dimensional memory devices are disclosed. A disclosed memory structure can comprises a memory cell, a bit line contact coupled to the memory cell, a bit line coupled to the bit line contact, a source line contact coupled to the memory cell, and a source line coupled to the source line contact. The memory cell comprises a cylindrical body having a cylindrical shape, an insulating layer surrounding the cylindrical body, a word line contact surrounding a first portion of the insulating layer, the word line contact coupled to a word line, and a plurality of plate line contact segments surrounding a second portion of the insulating layer, the plurality of plate line contact segments coupled to a common plate line.

Abstract: Embodiments of the present disclosure disclose a data processing method based on an intelligent contract, a device, and a storage medium. The method includes: receiving a firmware update request corresponding to a first server node transmitted by an execution node, the firmware update request including an updated version parameter of the first server node; invoking an intelligent contract according to the firmware update request; obtaining, from a blockchain based on the intelligent contract, a firmware version update record and a firmware version release record that are associated with the first server node; and determining validity of the firmware update request according to the firmware version update record, the firmware version release record, and the updated version parameter. The firmware version release record is determined by a release node on the blockchain based on a consensus mechanism.

Abstract: A method and apparatus are provided that includes, in a same framework, storing an artificial intelligence (AI) model, loading the AI model into a serving platform, loading and testing a test unit against the AI model loaded into the serving platform, and collecting reports from results of storing the AI model, loading the AI model into the serving platform and testing the test unit.