Abstract: The present disclosure relates to a prediction method for constant production decline of a water-producing gas well in a highly heterogeneous reservoir.

Abstract: The present invention discloses a modified biological bone mineral scaffold doped based on lithium magnesium phosphate, which is obtained by immersing a calcined bovine or porcine cancellous bone mineral porous scaffold into a solution containing one or more of active metal ions of magnesium, lithium, strontium, zinc, iron and calcium and a phosphorus source composite solution for hydrothermal reaction, baking, drying and calcining at a high temperature. The modified biological bone mineral scaffold doped based on lithium magnesium phosphate obtained in the present invention can effectively stabilize the doped magnesium lithium phosphate and one or more of other osteogenic active ions of strontium, zinc, iron and calcium. The material maintains the three-dimensional interconnected mesh structure and natural crystal structure of the calcined bovine or porcine cancellous bone mineral porous scaffold, and has calcium phosphate crystals containing active ions.

Abstract: A loading assembly for an inhaler and an inhaler is provided. The loading assembly includes: an actuator; a first component including a first helical end surface; and a second component including: a helical section having a second helical end surface for mating with the first helical end surface; and a horizontal section adjacent to the helical section. The first component and the second component are configured such that the second component is capable of moving away from the first component to a preloaded position in the case where the second component rotates relative to the first component in a first direction along the mating first and second helical end surfaces, and the actuator is configured to carry the horizontal section to block the second component from leaving the preloaded position in the case where the second component has been moved to the preloaded position.

Abstract: In some embodiments, complex molecular knots with high crossing numbers are achieved by folding, following a prescribed folding order, single-stranded DNA or RNA of customized sequences into target shapes. Such complex molecular knots with high crossing numbers are useful for biomedical applications including use as immunostimulatory agents and/or protein hosts and carriers.

Abstract: The present disclosure relates to a composition that includes a first layer that includes a perovskite and a second layer that includes a perovskitoid, where the perovskite has a first crystalline structure defined by ABX3, the perovskitoid has a second crystalline structure defined by A?B2X6, where A is a first cation, B is a second cation, X is an anion, and A? is a third cation having either a 1+ charge or a 2+ charge.

Abstract: A composition for weight reduction and body fat reduction, its preparation method and application are disclosed, which relates to the technical field of health food. The composition includes the following components: 10-30 parts of concentrated milk protein, 10-30 parts of soybean isolated protein powder, 10-30 parts of concentrated whey protein powder, 5-15 parts of skim milk powder, 0.5-15 parts of collagen peptide, 0.1-3 parts of Agaricus bisporus extract, 0.1-3 parts of Flammulina velutipes extract, 0.1-5 parts of okra powder, 0.1-2 parts of Opuntia ficus-indica extract, 1-10 parts of medium chain triglyceride microcapsule powder, 0.1-5 parts of mango concentrated powder, 0.1-2 parts of ginger oil microcapsule powder, 0.1-2 parts of citrus powder, 0.1-5 parts of guarana extract and 0.5-2 parts of compound vitamin.

Abstract: A trigger assembly for an inhaler and an inhaler is provided. The trigger assembly includes: a first component; a second component, the first and second components being configured such that the second component is capable of moving away from the first component to a preloaded position in the case where the second component rotates relative to the first component in a first direction; a first elastic member configured to store energy when the second component moves away from the first component; and an actuator configured to block the second component from leaving the preloaded position in the case where the second component has been moved to the preloaded position, and configured to, upon being triggered, release the second component such that the second component moves to a triggered position toward the first component under the action of the first elastic member.

Abstract: Described herein are immuno-stimulatory RNA nanostructures (which comprises a single-stranded RNA (ssRNA) molecule, wherein the ssRNA molecule forms at least one paranemic cohesion crossover), as well as compositions and methods of use thereof.

Abstract: A trigger assembly for an inhaler and an inhaler is provided. The trigger assembly includes: a first component; a second component, the first and second components being configured such that the second component is capable of moving away from the first component to a preloaded position in the case where the second component rotates relative to the first component in a first direction; and a backstop member, which is retractably arranged in the first component to block the rotation of the second component in a second direction opposite to the first direction in the case where the second component has been moved to the preloaded position; the second component is capable of moving from the preloaded position towards the first component to a triggered position.

Abstract: The present disclosure provides a high-order rotational symmetry unit-based nonlinear geometric phase metasurface, which sequentially comprises from the bottom to the top: a substrate (1); a nonlinear material layer (2); and a metasurface structure layer (3), comprising multiple super-configuration units (4) having local high-order rotational symmetry, wherein the super-configuration units (4) are periodically arranged to form a lattice structure which has global high-order rotational symmetry. Under the pumping of fundamental waves in a circular polarization state, the nonlinear geometric phase metasurface can simultaneously generate nonlinear harmonic waves having the same and opposite circular polarization states as the fundamental waves, and a nonlinear geometric phase of the generated nonlinear harmonic waves is regulated and controlled by a local rotational symmetry order and lattice structure of the super-configuration units.

Abstract: A fan speed control method performing by a baseboard management controller includes following steps: obtaining a first temperature from a first temperature sensor, determining a first rotational speed according to the first temperature and a proportional-integral-derivative (PID) equation, wherein a proportional term of the PID equation is: ? 0 t f ? ( E ? V ? ( t ) , p ) [ EV ? ( t ) ] 2 ? d ? t - ? 0 t - ? ? t f ? ( E ? V ? ( t - ? ? t ) , p ) [ EV ? ( t - ? ? t ) ] 2 ? dt ; where t denotes time, ?t denotes an interval time, EV(t) denotes an error between the first temperature and a set temperature when the time is t, EV?(t) denotes a first derivative of EV(t), ƒ(EV(t),p) denotes a coefficient of the proportional term, and controlling said at least one fan according to said at least the first rotational speed.

Abstract: The present invention relates to the technical field of tunnel shield construction, specifically to a method for calculating diameter of an annular non-full formwork support for a circular shaft. By calculating and designing an inner diameter of a formwork support, sufficient space left inside a shaft can be ensured, and the thickness of secondary lining can be ensured at the same time, thereby preventing from affecting the structural stability of the shaft.

Abstract: A manifold assembly includes a liquid inlet pipe, a plurality of transparent windows and a liquid return pipe. The liquid inlet pipe has a first accommodating space, a first liquid inlet, a plurality of first liquid outlets and a plurality of openings. The first accommodating space is configured to accommodate a cooling liquid, and is in fluid communication with the first liquid inlet, the first liquid outlets and the openings. The transparent windows cover the openings. The cooling liquid is visible from outside via the transparent windows. The liquid return pipe has a second accommodating space, a plurality of second liquid inlets and a second liquid outlet. The second accommodating space is configured to accommodate a cooling liquid, and is in fluid communication with the second liquid inlets and the second liquid outlet.

Abstract: A microwave heating cavity includes a metal shell, a heating sleeve, a dielectric medium, an antenna bracket, a ceramic rod and a metal wire. The metal shell is provided with a middle cavity extending through the metal shell and including a first mounting cavity, a concave air cavity and a second mounting cavity. The heating sleeve is mounted in the first mounting cavity. An accommodating cavity is arranged in the heating sleeve, in which the dielectric medium is arranged. The antenna bracket is mounted in the second mounting cavity. The ceramic rod is mounted on the antenna bracket. The ceramic rod extends into the accommodating cavity and is in contact with the dielectric medium. The metal wire is spirally wound around the ceramic rod and is configured to be connected with an external power.

Abstract: The invention provides a compound represented by the either of the following structural formulas, or a pharmaceutically acceptable salt, or a stereoisomer thereof, useful for treating cancer.

Abstract: An impact- and vibration-proof lens module includes a fixing assembly, a circuit board, a lens assembly, and a buffering pad. The fixing assembly defines a chamber, and the circuit board is partially disposed in the chamber. The lens assembly is disposed on the circuit board, and the lens assembly is also partially disposed in the chamber. The buffering pad made of thermally conductive silicon is disposed in the chamber and is disposed between the circuit board and the fixing assembly. In the event of being dropped or suffering vibration, the buffering pad disperses and absorbs stress on the fixing assembly to prevent breakage.

Abstract: A metasurface-based imaging system, a design method, and a detector. In an optical axis direction, the metasurface-based imaging system sequentially comprises: a quadratic-phase-based metasurface structure, consisting of a sub-wavelength unit structure array (1) and a substrate (2), the metasurface structure being a monolayer structure and used for implementing preset phase distribution; and a wavevector filter (3), each position of which is equivalent to one aperture stop, the wavevector filter having a filtering function and having different wavevector modulation effects under different incident angles. The metasurface-based imaging system has the advantages of being ultra-light, ultra-thin, and high in imaging quality, and can achieve large-area, ultra-thin, and large field-of-view imaging detection.

Abstract: An electrochemical device, including a positive electrode, a negative electrode, a separator, and an electrolytic solution. The positive electrode includes a positive current collector and a positive active material layer disposed on at least one surface of the positive current collector. The positive active material layer includes a positive active material. A volume of the positive active material layer is V1 cm3. A true volume of the positive active material is V2 cm3, and 0.8?V2/V1?0.92. The positive active material layer possesses a relatively high packing efficiency and density, and can store more energy under a condition that the volume is constant, and reduce a space in which the electrolytic solution infiltrates the positive active material, thereby reducing reactions between a positive electrode material and the electrolytic solution, improving the cycle performance of the electrochemical device under a high voltage and a high temperature.

Abstract: This application discloses a method for processing a memory fault and a related device. The method includes: obtaining uncorrectable error information of a first memory, where the uncorrectable error information includes a fault address; obtaining first target data corresponding to the fault address from a second memory, and writing the first target data into the fault address in the first memory, where the first memory and the second memory are mutual mirrored memories; examining second target data at the fault address in the first memory, where the second target data is data at the fault address in the first memory after the first target data is written into the fault address in the first memory; and if the second target data is determined as fault data, marking the fault address in the first memory as a to-be-offlined address, and performing a soft page offline operation on the to-be-offlined address.

Abstract: Disclosed is an optimization method for heat dissipation control. An information reading frequency and an optimized heat dissipation control cycle of each GPU accelerator card are obtained. A maximum number of information readings of each GPU accelerator card within one optimized heat dissipation control cycle is obtained according to the information reading frequency and the optimized heat dissipation control cycle. Other information, in addition to the temperature information, to be read during a current heat dissipation control cycle is determined, so that the sum of the temperature information and other information to be read does not exceed the maximum number of information readings. An information reading instruction is generated and transmitted to each GPU accelerator card according to the temperature information and other information to be read. In each optimized heat dissipation control cycle, a fan speed is adjusted according to the temperature information received from each GPU accelerator card.