Abstract: A forward and reverse bidirectional flow rate measurement method for a subsea chemical agent injection device is provided. The device includes a device body, a flow channel is formed inside the device body, the device body includes an agent input connector, a pressure reduction member, a needle valve assembly, and an agent output connector that are sequentially communicated through the flow channel; and the method is implemented by: calibrating forward and reverse flow of agents at different openings and flow rates, then obtaining differential pressures before and after the agents flow through the needle value assembly; fitting relationships between the flow rates and the differential pressures at different openings to obtain a plurality of arrays of opening-flow coefficients; then fitting relationships between the flow coefficients and the needle valve openings to establish a formula for the flow rate and the opening-differential pressure, and finally performing the measurement in real time.

Abstract: A control method for a lighting system, a lighting system, and a storage medium are provided. The method includes steps of receiving a control instruction for the electric bracket, acquiring accessory information of the accessory based on the control instruction, determining control parameters of the electric bracket which are configured for the lighting device, based on the accessory information, and calibrating the electric bracket based on the control parameters.

Abstract: A nano Bessel laser beam emitter and a method for manufacturing the same are disclosed. The nano Bessel laser beam emitter includes a first Bragg reflecting layer, a light-emitting layer and a second Bragg reflecting layer, where the first Bragg reflecting layer defines a cylindrical through hole; the light-emitting layer is provided on a surface of the first Bragg reflecting layer and is configured to generate a light beam; and the second Bragg reflecting layer is provided on the light-emitting layer at a side distal to the first Bragg reflecting layer.

Abstract: A compound represented by formula (I), a stereoisomer, deuterated compound, solvate, pharmaceutically acceptable salt or co-crystal thereof, or a pharmaceutical composition containing them, and use of the compound as a PARP-1 inhibitor in the preparation of a drug for treating related diseases, each group in the formula (I) being as defined in the description.

Abstract: The present invention discloses an intelligent internet of things integrated perception system and method thereof, the integrated perception system comprises a data perception layer (1); a connection and transmission layer (2); an edge computation layer (3); a cloud computation layer (4); an application layer (5). The data perception layer (1) is composed of a plurality of sensor device nodes, and transmits the monitored environmental data to the edge computation layer (3) through the connection and transmission layer (2); the cloud computation layer (4) performs data fusion according to data provided by each edge computation device, and forms action instructions for the plurality of application devices.

Abstract: A system and method for polarization detection of a target in a strong background are provided. The system includes: an image signal acquisition module configured for image information acquisition and signal conversion of a plurality of channels; a YoLoV3 neural network-based feature extraction module configured to increase a number of network layers, obtain a fused feature map combined with intensity information and polarization information, and extract a feature difference between an intensity modality and a polarized light modality; a Darknet53 neural network-based feature extraction module configured to extract a feature value of a high dynamic range image; a residual network-based feature fusion module configured to learn weights of different modalities, obtain a fused feature map of intensity modality information and polarization modality information, and select and optimize the fused feature map by attention mechanism processing; and an image printing module configured to filter background information.

Abstract: The present innovation unveils a non-invasive in vivo intracranial pressure (ICP) monitoring device and method relying on meningeal absorbance changes. Comprising a signal excitation module, spectral data acquisition module, and data processing module, the device incorporates a laser and optical parametric oscillator in the signal excitation module. Optical path adjustments are facilitated by concave lenses and convex lens mirrors between the laser's output and the optical parametric oscillator's input. The optical parametric oscillator's output is equipped with a coaxial lens group and a fiber bundle. This approach ensures non-invasive ICP monitoring, providing ease of use, precision, reliability, and continuous dynamic monitoring, significantly reducing patient discomfort during ICP monitoring. The method offers an objective foundation for disease diagnosis, condition assessment, and the formulation of effective diagnosis and treatment strategies, showcasing substantial clinical potential.

Abstract: Disclosed is a heterogeneous three-dimensional observation registration method, medium, and device based on depth phase correlation. The disclosure optimizes the phase correlation algorithm into a globally convergent differentiable phase correlation solver, and combines the solver with a simple feature extraction network, thereby a heterogeneous three-dimensional observation registration method whose overall framework is differentiable and capable of end-to-end training is established. The disclosure can achieve accurate three-dimensional observation registration for three-dimensional objects, scene measurements, and medical image data; and the registration performance is higher than the existing baseline model.

Abstract: A motor control method and a motor control circuit. The motor control method includes: collecting a real-time current waveform of an AC power supply through a sampling circuit; obtaining a periodic voltage waveform signal of the AC power supply through a rectification circuit; obtaining a power frequency of the AC power supply by sampling the periodic voltage waveform signal multiple times; compensating the real-time current waveform and generating a target current waveform according to the power frequency; and controlling the motor according to the target current waveform. The rectification circuit includes: a first rectification circuit, a second rectification circuit, and a target capacitor; the first rectification circuit and the second rectification circuit are connected in parallel to two output ends of the AC power supply and configured to rectify the AC power supply; a controller is connected to an output end of the second rectification circuit.

Abstract: A data storage circuit includes at least one data storage sub-module. The data storage sub-module includes a first switch, a second switch, a third switch, a capacitor unit and a first operational amplifier. One end of the first switch is electrically connected to an input terminal of the data storage circuit, and the other end of the first switch is electrically connected to the capacitor unit at a first node. The capacitor unit is also electrically connected to a first input terminal of the first operational amplifier at a second node, and an output terminal of the first operational amplifier is electrically connected to a third node. The second switch is electrically connected between the first node and the third node, and the third switch is electrically connected between the second node and the third node.

Abstract: Provided are a silicon-based display assembly and a display device. The silicon-based display assembly is provided with a silicon-based panel, a flexible circuit board, and a logic control board. An end of the flexible circuit board is bonded to a first bonding region of the silicon-based panel. The logic control board is disposed on the flexible circuit board. The logic control board is integrated with a timing controller module, an algorithm processing module, a first input interface module, a first output interface module, and a power module. The logic control board is configured to at least perform high-speed data receiving and high-speed data processing.

Abstract: A lithium salt-free composite solid electrolyte membrane and a preparation method thereof are provided. The composition of the lithium salt-free composite solid electrolyte membrane includes: micro-nanoscale garnet-type solid electrolyte and polymer; where a mass ratio of the micro-nanoscale garnet-type solid electrolyte to the polymer is (60-100):(5-40); a particle size of the micro-nanoscale garnet-type solid electrolyte is 100 nm-2 ?m. The disclosure also provides a preparation method for the lithium salt-free composite solid electrolyte membrane. The lithium salt-free composite solid electrolyte membrane prepared by the disclosure has controllable morphology and thickness, and does not need to add lithium salt and be equipped with anhydrous and inert environment atmosphere, so that the production cost can be significantly reduced, and large-scale production is easy.

Abstract: Disclosed are a light source apparatus and a projection system. The light source apparatus includes: a LED source assembly including a first LED source, a second LED source, a third LED source and a fourth LED source, a laser source assembly configured to emit a laser beam, a first beam combination component and a second beam combination component. The first LED source and the laser source assembly are arranged with their light emitting directions being perpendicular. The second beam combination component is configured to combine the beam emitted from the first LED source and the laser beam. The first beam combination component is configured to reflect one of the two incident beams whose light incident directions are perpendicular and to transmit the other of the two incident beams whose light incident directions are perpendicular.

Abstract: A current control method and a motor control circuit are provided. The motor control circuit includes a first rectification circuit and a second rectification circuit connected in parallel between a live wire and a natural wire of a power supply, a sampling resistor, and a controller connected to the second rectification circuit. The first rectification circuit is connected to the motor. The current control method include obtaining a periodic waveform signal of a bus voltage; collecting a bus current value through the sampling resistor; sampling the periodic waveform signal for a plurality of times; linearly fitting multiple voltage values obtained at a plurality of sampling time points to obtain multiple slopes; obtaining a power frequency according to the multiple slopes; calculating a compensation current value according to the power frequency; and generating a control signal according to the compensation current value and the bus current value.

Abstract: A silicon wafer transfer auxiliary device includes blowpipes disposed on a side of a sorting wheel. Nozzles of the blowpipes are inclined towards the side of the sorting wheel. The blowpipes are capable of spraying liquid or gas towards a silicon wafer during transfer to increase an adsorption force between the silicon wafer and the sorting wheel and to successfully complete a turning of the silicon wafer from a vertical direction to a side close to the sorting wheel.

Abstract: Use of phosphorus-based material in preparation of medicament for treating tumors. The phosphorus-based material is selected from a material which is convertible to produce phosphate ions in an acidic environment, and the phosphorus-based material can be converted by tumor cells phagocytosis to produce a large number of phosphate ions to change the intraceullar environment and extracellular environment, thereby inhibiting proliferation of tumor cells and inducing death of tumor cells. This process has no significant effect on normal cell activities. By applying the phosphorus-based material to the preparation of a medicament for treating tumor in a manner as mentioned above, the amplification and metastasis of tumor cells can be effectively inhibited, thereby the metastasis of the tumor cells and recurrence of the tumor can be prevented more effectively, improving the therapeutic effect of the tumor. The phosphorus-based material has little effect on normal cells and tissues in the course of treatment.

Abstract: A rechargeable battery device, specifically a scalable 3D lithium metal anode, and a method of manufacturing the same is disclosed. The scalable 3D electrode can serve as a lithium (Li) metal host that enables stable lithium metal cycling. Furthermore, the electrode can be fabricated by coating a slurry of well mixed LiNO3, carbon black, and PVDF on a Cu foil. For example, a 3D electrode can include a binder and a plurality of additives, wherein the plurality of additives comprise at least one conductive additive and at least one solid electrolyte interface (SEI) formation additive. The conductive additive can include electronic conductors, where the conductors are selected from a group consisting of carbon black, carbon nanotubes, carbon fibers, vapor grown carbon fiber (VGCF), graphite, and graphene. The SEI formation additives are selected from a group consisting of LiNO3, RbNO3, KNO3, CsNO3, LiFSI, LiAsF6, LiF, Li2O, Li2CO3, Li3PO4, SiO2, and Li3N.

Abstract: Disclosed are a bicyclic peptide ligand having high affinity for Eph receptor tyrosine kinase A2 (EphA2), a drug conjugate containing the bicyclic peptide ligand and a pharmaceutically acceptable salt thereof, and a pharmaceutical composition containing same, and the use of the drug conjugate and the pharmaceutical composition in the preparation of a drug for preventing and/or treating EphA2 overexpressed disease.

Abstract: A system and method for polarization detection of a target in a strong background are provided.