Abstract: There is provided an inorganic hierarchical porous membrane comprising at least two layers, wherein each layer of the at least two layers comprises a different average pore size as compared to another layer of the at least two layers, and wherein the membrane comprises a patterned surface. There is also provided a method of forming the membrane.

Abstract: Embodiments of the present disclosure generally relate to a method for etching a film stack with high selectivity and low etch recipe transition periods. In one embodiment, a method for etching a film stack having stacked pairs of oxide and nitride layers is described. The method includes transferring a substrate having a film stack formed thereon into a processing chamber, providing a first bias voltage to the substrate, etching an oxide layer of the film stack while providing the first bias voltage to the substrate, providing a second bias voltage to the substrate, the second bias voltage greater than the first bias voltage, and etching a nitride layer of the film stack while providing the second bias voltage to the substrate.

Abstract: A monitoring device for mangrove soil restoration includes a body, each of four corners of a lower surface of the body is provided with a locking universal wheel, a central position of the body is provided with a piling hole passing through the body, an upper surface of the body is connected to a frame, two inner surfaces of the frame are provided with sliding grooves, the sliding grooves are movably connected to a pile device, a lower surface of the pile device is provided with a round tube, the round tube is disposed above the pilling hole, two sides of the frame are provided with two fixing holes respectively, the two fixing holes are provided a stop rod therethrough. The monitoring device avoids that soil sampling is generally conducted after deep excavation with shovel manually, which saves manpower and the surrounding soil will not affect sampling results.

Abstract: A personal transport device convertible between a riding configuration and a stowed configuration is described. In one embodiment, a rear wheel and foot peg linking mechanism for the personal transport device includes foot pegs, including a first peg and a second peg, and a gear mechanism connected to the foot pegs. The gear mechanism is configured to rotate to move the foot pegs between an open position and a closed position. The rear wheel and foot peg linking mechanism also includes an arm connected to a rear wheel of the personal transport device and a post member extending outwards from the arm. The post member is configured to contact the gear mechanism to cause the gear mechanism to move the foot pegs from the open position to the closed position.

Abstract: Disclosed is a hydraulic damping device level riding platform with adjustable resistance, which comprises a frame body, a shaft mechanism, a flywheel and a hydraulic damping mechanism, the shaft mechanism is arranged on the frame body, one end of the shaft mechanism is connected with the hydraulic damping mechanism and another end of the shaft mechanism is connected with the flywheel. The hydraulic damping mechanism comprises: a cavity; a rotating disc provided with blades, the rotating disc is arranged in the cavity; and a liquid level height adjusting mechanism movably connected inside the cavity to control a liquid level height in the cavity. The liquid level height of the liquid in the cavity is controlled through the liquid level height adjustment mechanism, so as to realize the control of the resistance of the rotating disc to the liquid.

Abstract: The invention provides an oral solid formulation comprising (a) one or more controlled release components comprising a core comprising levodopa, esters or salts thereof and wherein the one or more controlled release components; and (b) one or more immediate release components comprising levodopa, esters or salts thereof. The oral solid formulation also contains a decarboxylase inhibitor and about 80% to 100% of the decarboxylase inhibitor present in the oral solid formulation is present in the one or more immediate release components.

Abstract: The present invention is related to the field of bio/chemical sampling, sensing, assays and applications. Particularly, the present invention is related to how to make the sampling/sensing/assay become simple to use, fast to results, highly sensitive, easy to use, using tiny sample volume (e.g., 0.5 ?L or less), operated by a person without any professionals, reading by mobile-phone, or low cost, or a combination of them.

Abstract: A high-pressure water jet sheet strip sand-blasting descaling cleaning device, a cleaning line and a system are disclosed. The cleaning device includes a cleaning box (7), a washing box (18) and descaling nozzles (6), the descaling nozzles (6) face to the same width direction of a sheet strip (5) and are arranged in a gradient along a conveying direction of the cleaning box (7) to jet covering the sheet strip (5). The system includes the cleaning device, an abrasive collecting box, a high-pressure water supply system, an abrasive supply-recovery-separation system and a sewage recycling treatment system. The nozzles are slantwise arranged in a gradient along the conveying direction, and the neighboring nozzles do not interfere with each other, and are used for cleaning successively, so that a cleaning process is stable and controllable.

Abstract: The present invention provides a method and system of self-adaptive setting of closed-loop parameters for suppressing PV coupling harmonics, comprising: acquiring node voltages and node currents of PV grid-connected inverters; constructing harmonic coupling admittance matrix according to the node voltages and node currents; calculating an amplitude of each element in the constructed harmonic coupling admittance matrix; screening contribution sources of coupling harmonics according to the calculated amplitude of the each element; evaluating quantitatively harmonic admittance of the PV grid-connected inverter according to screened contribution sources; and, carrying out optimization iteration for double-closed-loop PI control parameters of inverter with objective of minimizing the coupling harmonics of the PV grid-connected inverter according to results of the quantitative evaluation of the harmonic admittance, to complete self-adaptive setting of closed-loop parameters for suppressing PV coupling harmonics.

Abstract: A compact personal transport device convertible between a riding configuration and a stowed configuration is described. In one embodiment, a steering assembly for the compact personal transport device includes a telescopic steering shaft, a neck disposed at a top of the telescopic steering shaft, and a rotatable collar connected via a rotation mechanism to the neck. A handlebar is secured to the rotatable collar and the steering assembly also includes a handlebar latching mechanism. In a locked configuration, the handlebar latching mechanism secures the rotatable collar from being rotated. In an unlocked configuration, the handlebar latching mechanism permits the rotatable collar to rotate relative to the neck.

Abstract: The present disclosure provides a three-dimensional alkynyl-containing porous aromatic framework polymer and a preparation method and use thereof. The polymer has a structure represented by Formula I: The preparation method includes: under a protective atmosphere, mixing tetrakis(p-bromophenyl)methane, 1,3,5-triethynyl benzene, a catalyst and an amine solvent, and subjecting to a Sonogashira-Hagihara coupling reaction to obtain the three-dimensional alkynyl-containing porous aromatic framework polymer having the structure represented by Formula I.

Abstract: A method for preparing a sustained-release antibacterial film includes: (1) mixing a cyclodextrin metal-organic framework (CD-MOF) material with a silver nitrate short-chain alcohol solution to prepare an intermediate material A; (2) mixing the intermediate material A with a caffeic acid short-chain alcohol solution to prepare an intermediate material B; (3) dispersing the intermediate material B in a solvent, adding a polydimethylsiloxane main agent and a PDMS auxiliary agent in sequence, and mixing well by stirring to obtain a casting solution; and (4) coating the casting solution on a film support material, conducting vacuum drying, and peeling off a film from the film support material to obtain the sustained-release antibacterial film. A mixed matrix-based film material in which the CD-MOF and the PDMS are physically blended is prepared based on CD-MOF and PDMS for the first time, and may be used in application researches of food, environment and other fields.

Abstract: A semiconductor device includes a substrate including a logic cell region and a connection region, a dummy transistor on the connection region, an intermediate connection layer on the dummy transistor, the intermediate connection layer including a connection pattern electrically connected to the dummy transistor, a first metal layer on the intermediate connection layer, an etch stop layer between the intermediate connection layer and the first metal layer, the etch stop layer covering a top surface of the connection pattern, and a penetration contact extended from the first metal layer toward a bottom surface of the substrate penetrating the connection region.

Abstract: The present disclosure provides a high bay light, including an electrical box and a light body assembly, and the electrical box is provided with a power supply, the light body assembly includes a lampshade provided with a light source, the light source is electrically connected to the power supply, and connecting walls at both ends of the lampshade are rotatably hinged to supporting walls at both ends of the electrical box, respectively; the electrical box includes a side wall and a panel wall which are adjacently arranged. According to the high bay light of the present disclosure, a light-emitting projection direction is adjustable, a folding operation is achieved, the structure is compact, and the overall volume size of the high bay light may be effectively reduced, thereby effectively reducing the packaging space and transportation cost of the product, and further reducing the unit price of the product.

Abstract: Disclosed are an information acquisition method and apparatus, an electronic device, a terminal device, and a computer-readable storage medium. The information acquisition method may include: acquiring paging identifiers corresponding to M cards respectively from global unique temporary user equipment identities (GUTIs) allocated by networks corresponding to the M cards; wherein M is an integer greater than or equal to 2; and in response to determining that paging identifiers corresponding to N cards among the paging identifiers corresponding to the M cards are the same, selecting (N?1) cards from the N cards and triggering networks corresponding to the selected (N?1) cards to re-allocate GUTIs; wherein N is an integer greater than or equal to 2 and less than or equal to M.

Abstract: A plate glass manufacturing device and manufacturing method, the device comprises a glass former body (100) for shaping molten glass; and the body comprises a first outer plate (101) and a second outer plate (102), a forming cavity (103) is formed therebetween; a partition (104) is vertically arranged in a middle part between the first outer plate (101) and the second outer plate (102), dividing an upper part of the forming cavity into a first cavity (1031) and a second cavity (1032); and the forming cavity (103) further includes a glass ribbon cavity (1033) located at a lower part of the forming cavity. The device can well complete the forming of plate glass and has the advantage of fast forming speed.

Abstract: A power factor correction and direct current (DC)-DC multiplexing converter is provided. One end of an inductor is selectively connected to a mains supply or a positive electrode of a battery. A first rectifier bridge arm with a first intermediate node and a second rectifier bridge arm with a second intermediate node are separately connected between a first node and a second node, the first intermediate node is connected to the other end of the inductor, and the second intermediate node is connected to a neutral point. A first semiconductor switch controls conduction between the first node and the second node. A second semiconductor switch controls conduction between the second node and a negative direct current bus. A third semiconductor switch controls conduction between the neutral point and a negative electrode of the battery. The positive and negative direct current buses are configured to provide a direct current output.

Abstract: A method at a computing device including fragmenting a malware sample into a plurality of byte strings, each of the plurality of byte strings having a predetermined length; embedding each of the plurality of byte strings in an embedding network to generate a plurality of embeddings; for each embedding in the plurality of embeddings, finding a nearest neighbor; and setting a predicted family for the malware sample based on a fusion of the nearest neighbor for each of the plurality of embeddings.

Abstract: A component control method includes a first controller that sends a control instruction to a component when authentication performed by a second controller on the first controller has succeeded and an authentication result is trusted, and the component responds to the control instruction. Authentication on the component may be transferred to the first controller, and the first controller may control one or more components by using the control instruction.