Abstract: A semiconductor device and methods of fabricating the same are disclosed. The semiconductor device includes a substrate, a fin structure with a fin top surface disposed on the substrate, a source/drain (S/D) region disposed on the fin structure, a gate structure disposed on the fin top surface, and a gate spacer with first and second spacer portions disposed between the gate structure and the S/D region. The first spacer portion extends above the fin top surface and is disposed along a sidewall of the gate structure. The second spacer portion extends below the fin top surface and is disposed along a sidewall of the S/D region.

Abstract: Provided is a solvent extraction method for a petroleum sludge/oil sand assisted by a particle dispersant, including: mixing a solution dissolved with the particle dispersant and the petroleum sludge/oil sand to obtain a mixture, and subjecting the mixture to solvent extraction and separation to obtain a solid phase particle and an oil-carrying liquid phase; wherein the particle dispersant includes one compound selected from the group consisting of a polyoxyethylene alkyl ether carboxylic acid, a polyoxypropylene polyoxyethylene alkyl ether carboxylic acid, and dodecylbenzene sulfonic acid; and a solvent used in the solution dissolved with the particle dispersant comprises one or more selected from the group consisting of cycloalkane and toluene.

Abstract: This application relates to the development and use of lignin-based carbon materials which can be used for energy storage and environmental applications. Included are methods of preparing microporous activated carbon having a controlled, often high surface area and a controlled often high mesopore ratio, and a method of preparing carbon dots, for example carbon quantum dots.

Abstract: A method for making a catalyst composition is disclosed. The method includes placing a substrate with at least one precursor composition disposed thereon in contact with a ferromagnetic material and placing the substrate and the ferromagnetic material within an induction solenoid. The method further includes generating an alternating magnetic field within the induction solenoid upon energization by a power source supplying alternating current, thereby heating the substrate and the ferromagnetic material to a temperature of from about 200 c to about 1,500 c.

Abstract: An apparatus includes a first component group on a first board, a second component group on a second board, wherein components of the first component group are heat-generating elements configured to generate more heat than components of the second component group, and a plurality of connecting elements electrically coupled between the first component group and the second component group, wherein portions of the plurality of connecting elements are in a thermal resistance medium, and the first component group and the second component group are separated by the thermal resistance medium.

Abstract: A welding device includes a thin film and an ultrasonic welding machine including an ultrasonic welding head welding a first component and a second component of a product together. The thin film is pressed against the product by the ultrasonic welding head and covers a welding area and a non-welding area of the product. The thin film absorbs a vibration energy located in the non-welding area to prevent the vibration energy from being concentrated in the welding area of the product.

Abstract: A machining and positioning system for aerospace irregular parts and a discrete intelligent production line therefor are provided, which relates to the field of aerospace irregular part machining. In view of the problem that complex repeated positioning and poor positioning stability is required during the transportation and processing of aerospace irregular parts, a self-positioning device, a clamping device, and a support device are used to form a follow-up clamping and positioning system for the irregular part casing, reducing complex repeated positioning. The support block of the support device can fit to the inner wall of the casing, collect the support force using piezoelectric plates, and feedback and adjust the thrust of the support block based on the magnitude of the cutting radial force, maintaining stable support of the support block for the casing and meeting production needs.

Abstract: A display substrate includes a scan circuit, a first reference signal line in a third region, and at least three clock signal lines arranged in a fourth region. The scan circuit includes a plurality of stages, wherein a respective stage of the scan circuit includes a respective scan unit configured to provide a control signal to at least a row of subpixels. The respective scan unit includes an input subcircuit configured to receive from an input terminal a start signal or an output signal from a previous scan unit of a previous stage, a first processing subcircuit, a second processing subcircuit, and an output subcircuit configured to output an output signal from an output terminal. The output subcircuit includes a first output transistor. The input subcircuit includes a first input transistor and a second input transistor sequentially coupled between an input terminal and a first node.

Abstract: A terminal according to one aspect of the present disclosure includes a control section that determines a plurality of groups including a plurality of resources for a physical random access channel, determines one or more pathloss reference signals for the plurality of groups, and determines a plurality of pieces of transmission power corresponding to the plurality of respective resources, based on the one or more pathloss reference signals; and a transmitting section that transmits a plurality of repetitions of the physical random access channel in the plurality of resources. According to one aspect of the present disclosure, a coverage of a random access procedure can be improved.

Abstract: According to one aspect of the present disclosure, a memory device is provided. The memory device may include an array of memory cells, including a plurality of memory cells. A preset number of memory cells form a code word. The memory device may include peripheral circuit coupled to the array of memory cells. The peripheral circuit may be configured to obtain the first result corresponding to the code word at the target read voltage. The peripheral circuit may be configured to adjust the target read voltage in accordance with the first result corresponding to the code words at the target read voltage. The peripheral circuit may be configured to obtain the first result corresponding to the code words at the adjusted read voltage. The peripheral circuit may be configured to determine a valley voltage in accordance with a plurality of the first results.

Abstract: The present invention relates to the field of gas water heaters, in particular to a smoke exhaust pipe. The smoke exhaust pipe comprises a pipe body, a mounting part is inserted into one end of the pipe body, a rainproof pipe is sealingly connected to the mounting part, and an outer end opening of the rainproof pipe is inclined downward. The smoke exhaust pipe provided by the present invention has the advantages of being convenient to mount and having a good rainproof effect.

Abstract: A wireless local area network (WLAN) system includes a first Wi-Fi device and at least one second Wi-Fi device. When the first Wi-Fi device and the at least one second Wi-Fi device receive an interference signal that occupies a current operation channel of the first Wi-Fi device and a current operation channel of the at least one second Wi-Fi device, the first Wi-Fi device performs channel switching upon the current operation channel of the first Wi-Fi device, and the at least one second Wi-Fi device performs channel switching upon the current operation channel of the at least one second Wi-Fi device.

Abstract: An LED carrier plate, comprising a carrier plate front side and a carrier plate back side, wherein a plurality of through holes penetrate the carrier plate front side and the carrier plate back side, and the plurality of through holes at least comprise two rows of through holes; at least every three through holes enclose one island-shaped carrier plate region on the carrier plate front side; and at least two electrode pins are arranged in the island-shaped carrier plate region, and are configured to be connected to an LED arranged on the carrier plate front side. In addition, further disclosed is an LED display device using the LED carrier plate. The carrier plate and the LED display device can achieve both light transmission and LED display/lighting effects.

Abstract: The present application provides a method and a system for removing a surface insulating layer of a printed circuit board of a monolithic storage device, and relates to the field of electronic data forensics technologies. The method includes: receiving three-dimensional tomographic spectrum data of the printed circuit board sent by an optical coherence tomography device, and determining a circuit structure image of the printed circuit board according to the three-dimensional tomographic spectrum data; determining at least one key pin position according to the circuit structure image, the key pin position being a pin position corresponding to a memory chip in the printed circuit board; and controlling, in accordance with each key pin position, a laser etcher to ablate an insulating layer covering the key pin position.

Abstract: This application provides a glycosyl-modified fusion protein, a nucleic acid molecule, an expression vector, a host cell and use thereof. A first aspect of this application provides a glycosyl-modified fusion protein including a murine Fc variant and a prostate cancer antigen, where the murine Fc variant is obtained by subjecting a murine Fc fragment to amino acid mutation and non-mammalian glycosylation-modification; the murine Fc variant includes at least one of alanine at position 223, alanine at position 228, alanine at position 230, leucine at position 330 and glutamic acid at position 332; the non-mammalian glycosylation-modification excludes sialic acid-modification; the position numbering is performed according to the EU numbering system; the murine Fc variant enhances the binding of the murine Fc fragment to DC cells and DC activation, including the proliferation and activation of specific T cells.

Abstract: Wireless communications systems and methods related to communicating control information are provided. A method of wireless communication performed by a first sidelink user equipment (UE) may include transmitting, to a second sidelink UE, a first sidelink synchronization block (S-SSB) in a scheduled S-SSB slot, performing a first listen-before-talk (LBT) procedure in an unlicensed frequency band, and transmitting, to the second sidelink UE, a second S-SSB in a slot before a next scheduled S-SSB slot based on the first LBT procedure being unsuccessful.

Abstract: Methods for culturing and expanding lymphocytes using unconventional cytokines are provided. These methods include techniques for culturing and expanding lymphocytes using streamlined approaches, including approaches using agonists for stimulation, and approaches more suitable for clinical manufacturing. Compositions of expanded populations of lymphocytes are also provided.

Abstract: A projector system, including a first projector and at least one second projector, is provided. The first projector broadcasts first data to each of the at least one second projector in response to a first input operation applied to a first input/output unit. A second processor of each of the at least one second projector broadcasts corresponding second data to other projectors among multiple projectors in response to receiving the first data. Each of the projectors determines whether there is an up-to-date firmware file according to the first data and the at least one second data to transmit the up-to-date firmware file to corresponding at least one other projector among the projectors. Each of the at least one other projector receives the up-to-date firmware file to perform a firmware update.

Abstract: A battery cell includes A anode electrodes each including an anode active material layer including anode active material and an anode current collector, C cathode electrodes include a cathode active material layer including cathode active material and a cathode current collector, and S separators, where A, C, and S are integers greater than one. At least one of the anode active material layer of the A anode electrodes, the cathode active material layer of the C cathode electrodes, and the S separators includes a thermoplastic binder.

Abstract: A method includes forming a first conductive pillar on an interposer; forming a second conductive pillar on the interposer, wherein the second conductive pillar includes a barrier layer; bonding a first semiconductor device to the first conductive pillar by a first bonding region that includes more inter-metallic compound than solder; and bonding the first semiconductor device to the second conductive pillar by a second bonding region that includes more solder than inter-metallic compound.