Abstract: Provided are a device for hydrogen production from water photolysis and a method therefor, which belongs to the field of photocatalytic solar hydrogen production. The device for hydrogen production from water photolysis comprises: a catalytic reaction unit for water photolysis comprising a light-transmitting surface, and a light condenser component with a light-concentrating surface facing the light-transmitting surface of the catalytic reaction unit for water photolysis; the light condenser component comprises a solar concentrating cone and a reflector for reflecting and concentrating sunlight into the solar concentrating cone.

Abstract: The present invention provides a method for the co-production of 1,1-difluoroethane and vinyl chloride, including: (a) vaporizing dichloroethane and hydrogen fluoride, and delivering the vaporized dichloroethane and hydrogen fluoride into a reactor for a catalytic reaction under the action of a catalyst to obtain a reaction product; (b) delivering the reaction product into a first rectifying tower for separation to obtain an overhead product from the first rectifying tower and a bottom product from the first rectifying tower; (c) delivering the overhead product from the first rectifying tower into a second rectifying tower for separation to obtain hydrogen chloride and a bottom product from the second rectifying tower; (d) delivering the bottom product from the second rectifying tower into a purifying tower for purification to obtain an overhead product from the purifying tower; (e) simultaneously delivering the overhead product from the purifying tower and a saturated organic solvent into a third rectifying

Abstract: Soft motherboards having rigid plugin modules are described herein. In one aspect of the present disclosure, an electronic device can include a polymeric substrate having: a plurality of slots, each configured for receiving an electronic module; one or more electrical junctions including a stretchable conductive interconnect electronically coupling a slot to another slot of the plurality of slots; and at least one electronic module including: a film configured to: support other components of the electronic module; and be inserted, and be partially housed in, one of the plurality of slots of the polymeric substrate; and at least one electrode coupled to the film and positioned to be in contact with a corresponding electrical junction of the polymeric substrate when the film is partially housed in the polymeric substrate.

Abstract: The present disclosure discloses a method for automatically identifying south troughs by improved Laplace and relates to the technical field of meteorology. The method includes the following steps: acquiring grid data of a geopotential height field; calculating a gradient field of the geopotential height field in an x direction; searching for a turning point where a gradient value turned from being negative to being positive, and cleaning the gradient field; calculating a divergence of the x direction to obtain an improved Laplacian numerical value L?; performing 0,1 binarization processing on the L? to obtain a black-and-white image and a plurality of targets of potential troughs, merging the black-and-white image and the plurality of targets of the potential troughs by expansion, recovering original scale through erosion, and selecting an effective target through an angle of direction of a contour and an axial ratio.

Abstract: A gas extraction device for metal mineral inclusions and a gas extraction method therefor are provided, the device includes a base plate, an annular carrier, sealing covers, a grinding assembly, a vacuum assembly, a gas-gathering assembly and a mass spectrometer. The annular carrier is disposed on the base plate, multiple grinding chambers are defined and evenly distributed in a circular shape on the annular carrier, the sealing covers are disposed at openings of the grinding chambers, the grinding assembly includes grinding hammers, and the grinding hammers penetrate through the sealing covers and extend into the grinding chambers. Side walls of each grinding chamber defines a first through hole and a second through hole. The vacuum assembly is communicated with the grinding chambers through the first through holes. The gas-gathering assembly is communicated with the grinding chambers through the second through holes. The mass spectrometer is communicated with the gas-gathering assembly.

Abstract: A damping device and a wind turbine generator system comprising the damping device. The damping device comprises: damping components; structural supports, the structural supports connecting the damping components to a mass block provided on an object to be damped, each structural support comprising a gear, and the gear being rotatably provided on the structural support; and guide rails, wherein each guide rail has a predetermined curvature, each guide rail has a first end used for being rotatably connected to the object to be damped and a second end supported on the corresponding structural support, a tooth portion engaged with a gear is formed on a side portion of each guide rail, and when the mass block swings, the swing of the mass block is converted into transmission by means of the engagement transmission between the guide rail and the gear for input into the corresponding damping component.

Abstract: The disclosure discloses Oscillospiraceae sp. LBM10036 capable of utilizing multiple substrates and application thereof, and belongs to the fields of microbial technology and Baijiu brewing. The microorganism Oscillospiraceae sp. LBM10036 of the disclosure was preserved in the Guangdong Microbial Culture Collection Center on Sept. 21, 2020, with the preservation number GDMCC No. 61202. The Oscillospiraceae sp. LBM10036 of the disclosure has the capability to utilize diverse substrates and high product specificity, adapts to low pH, and can efficiently synthesize caproic acid under a pH of 5.0-5.5. The strain used in the disclosure can be used for strengthening microorganisms in pit mud, and improving the quality of degraded pit mud, to improve the quality of Strong aroma-type Baijiu, and also can be used for producing caproic acid from a variety of sugars and lactic acid by microbial fermentation.

Abstract: Embodiments consistent with the disclosure herein include methods and a multi-beam apparatus configured to emit charged-particle beams for imaging a top and side of a structure of a sample, including: a deflector array including a first deflector and configured to receive a first charged-particle beam and a second charged-particle beam; a blocking plate configured to block one of the first charged-particle beam and the second charged-particle beam; and a controller having circuitry and configured to change the configuration of the apparatus to transition between a first mode and a second mode. In the first mode, the deflector array directs the second charged-particle beam to the top of the structure, and the blocking plate blocks the first charged-particle beam. And in the second mode, the first deflector deflects the first charged-particle beam to the side of the structure, and the blocking plate blocks the second charged-particle beam.

Abstract: Apparatuses and methods for charged-particle detection may include a deflector system configured to direct charged-particle pulses, a detector having a detection element configured to detect the charged-particle pulses, and a controller having a circuitry configured to control the deflector system to direct a first and second charged-particle pulses to the detection element; obtain first and second timestamps associated with when the first charged-particle pulse is directed by the deflector system and detected by the detection element, respectively, and third and fourth timestamps associated with when the second charged-particle pulse is directed by the deflector system and detected by the detection element, respectively; and identify a first and second exiting beams based on the first and second timestamps, and the third and fourth timestamps, respectively.

Abstract: An embodiment is a semiconductor structure. The semiconductor structure includes a fin on a substrate. A gate structure is over the fin. A source/drain is in the fin proximate the gate structure. The source/drain includes a bottom layer, a supportive layer over the bottom layer, and a top layer over the supportive layer. The supportive layer has a different property than the bottom layer and the top layer, such as a different material, a different natural lattice constant, a different dopant concentration, and/or a different alloy percent content.

Abstract: The present disclosure provides a battery compartment and a handle for use in a transportation vehicle. The battery compartment includes: a battery mount having at least two battery mounting grooves spaced apart from each other; a connection electrode on the battery mount and between adjacent battery mounting grooves; a battery compartment cover detachably connected to the connection electrode; and a pushing-out assembly on the connection electrode, wherein the pushing-out assembly is configured to provide a force for moving the battery compartment cover away from the connection electrode.

Abstract: Disclosed is an electronic apparatus, including: a display device, a base, a detachable connector, an auxiliary display module, and a placement portion for placing the auxiliary display module, the display device being disposed on the base through the detachable connector.

Abstract: Provided is a display device including a front housing, a display panel, a circuit board, a middle frame, a battery module, and a rear housing; wherein the front housing and the middle frame are connected to form an accommodation space, wherein the display panel and the circuit board are disposed in the accommodation space, a battery accommodation portion is disposed on the circuit board, wherein the battery module is disposed in the battery accommodation portion, and the rear housing covers the circuit board and is snap-fit to the middle frame.

Abstract: The present disclosure provides a two-dimensional motor piston pump, including a two-dimensional motor and a two-dimensional piston pump. The two-dimensional motor and the two-dimensional piston pump are nested with each other and arranged coaxially. The two-dimensional motor includes a stator and an outer rotor, and the outer rotor is coaxial with the stator and is sleeved outside the stator. The two-dimensional piston pump includes: a flow distribution mechanism including a flow distribution rotor and a pump body, a piston mechanism including a left cam and a right cam; a roller assembly including a roller and a roller shaft, and a pump housing, a left end cover, and a right end cover.

Abstract: A two-dimensional motor combination piston pump by combining two independent two-dimensional piston pumps into one structure is provided. The combination piston pump includes a two-dimensional motor and a two-dimensional piston pump. The outer rotator serves as the piston and the flow distribution mechanism of the two-dimensional piston pump. While operating, outer rotator rotates and moves axially.

Abstract: Disclosed among other aspects is a charged particle inspection system including an absorbing component and a programmable charged-particle mirror plate arranged to modify the energy distribution of electrons in a beam and shape the beam to reduce the energy spread of the electrons and aberrations of the beam, with the absorbing component including a set of absorbing structures configured as absorbing structures provided on a transparent conductive layer and a method using such an absorbing component and with the programmable charged-particle mirror plate including a set of pixels configured to generate a customized electric field to shape the beam and using such a programmable charged-particle mirror plate.

Abstract: The present disclosure provides a two-dimensional motor combination piston pump by combining two independent two-dimensional piston pumps into one structure to achieve parallel outputting. The combination piston pump includes a two-dimensional motor and a two-dimensional piston pump. The outer rotator serves as the piston and the flow distribution mechanism of the two-dimensional piston pump. While operating, outer rotator rotates and moves axially. By combining two independent two-dimensional piston pumps into one structure to achieve parallel outputting, the combined piston pump has a greater work-to-weight ratio. The two-dimensional motor and the two-dimensional piston pump may share some structures in common, allowing the structure of the combination piston pump to be compact.

Abstract: The present disclosure provides a two-dimensional motor piston pump, including a two-dimensional motor and a two-dimensional piston pump. The two-dimensional motor and the two-dimensional piston pump are nested with each other and arranged coaxially. The two-dimensional motor includes a stator and an outer rotor, and the outer rotor is coaxial with the stator and is sleeved outside the stator. The two-dimensional piston pump includes: a flow distribution mechanism including a flow distribution rotor and a pump body, a piston mechanism including a left cam and a right cam; a roller assembly including a roller and a roller shaft, and a pump housing, a left end cover, and a right end cover.

Abstract: Systems and methods of observing a sample in a multi-beam apparatus are disclosed. The multi-beam apparatus may include an electron source configured to generate a primary electron beam, a pre-current limiting aperture array comprising a plurality of apertures and configured to form a plurality of beamlets from the primary electron beam, each of the plurality of beamlets having an associated beam current, a condenser lens configured to collimate each of the plurality of beamlets, a beam-limiting unit configured to modify the associated beam current of each of the plurality of beamlets, and a sector magnet unit configured to direct each of the plurality of beamlets to form a crossover within or at least near an objective lens that is configured to focus each of the plurality of beamlets onto a surface of the sample and to form a plurality of probe spots thereon.

Abstract: Provided is an electroluminescent display panel, including: a first region and a second region. The first region includes a plurality of first pixels each including a plurality of first type subpixels and at least one second type subpixel. The second region includes a plurality of second pixels each including a plurality of first type subpixels. The second type subpixel is configured to be light-transmitting and non-light-transmitting in an image acquisition state and in an image display state, respectively.