Abstract: A sub-wavelength grating optical film comprises a plurality of one-dimensional periodic grating units repeatedly arranged side by side. Each grating unit with a period of p comprises a first medium, a second medium, a third material, a fourth material, a fifth material, a sixth medium and a seventh medium, wherein the sixth medium serving as a substrate and the seventh medium serving as a covering layer are respectively arranged on bottom and top of each grating unit periodically arranged side by side. By controlling grating period and refractive index, incident blue-violet light meets condition that a diffraction angle in a layer with highest refractive index is smaller than 90 degrees; and by adjusting duty ratio of the grating and the thickness of each layer of material, transmitted light energy of the blue-violet light wave band is the lowest so that harmful blue-violet light is isolated.

Abstract: Video analysis by receiving video data associated with a multi-participant meeting, identifying a first participant viewpoint, a related argument and an authority level of a viewpoint-argument, from the video data using a machine learning model, identifying a first topic within the video data, correlating the first participant viewpoint to the first topic, determining a distance between the first participant viewpoint and a second participant viewpoint, the second participant viewpoint correlated to the first topic, and providing a depiction of a relationship between the first participant viewpoint and the second participant viewpoint according to the distance.

Abstract: Provided herein is the conjugation of an amanita toxin compound to a cell-binding molecule with branched linkers for having better targeted treatment of abnormal cells. It also relates to a branched-linkage method of conjugation of an amanita molecule to a cell-binding ligand, as well as methods of using the conjugate in targets treatment of cancer, infection and autoimmune disease.

Abstract: A method of fabricating a capacitive micromechanical electrical system (MEMS) pressure sensor includes the steps of forming a backing wafer, forming a diaphragm wafer that includes a diaphragm configured to deflect from an applied force and a pressure cavity configured to produce on the diaphragm the applied force which is indicative of a system pressure; fusing the diaphragm wafer to the backing wafer thereby forming a base wafer, forming a top wafer, joining the top wafer to the base wafer, thereby forming a detector wafer. The diaphragm defines a first capacitor surface and the top wafer defines a second capacitor surface. A void separates the second capacitor surface from the first capacitor surface by a separation distance which is a capacitor gap. A capacitive MEMS pressure sensor is also disclosed.

Abstract: The present invention relates to a conjugate of a cytotoxic drug/molecule to a cell-binding molecule with a bis-linker (a dual-linker) containing a 2,3-diaminosuccinyl group. It also relates to preparation of the conjugate of a cytotoxic drug/molecule to a cell-binding molecule with the bis-linker, particularly when the drug having functional groups of amino, hydroxyl, diamino, amino-hydroxyl, dihydroxyl, carboxyl, hydrazine, aldehyde and thiol for conjugation with the bis-linker in a specific manner, as well as the therapeutic use of the conjugates.

Abstract: A superconducting magnetic levitation train includes a frame, an arm, a first support member, a Dewar, a permanent magnet track, an iron core, a coil, a DC power supply system, and a second support member. the arm is arranged on a bottom of the frame; the Dewar 4 with bulk superconductors or superconducting magnets inside is arranged on the bottom of the frame 1; a bottom of the first support member and the second support member is fixedly arranged on a ground; the permanent magnet track is arranged on the first support member; the iron core is arranged on the second support member; the coil is sleeved on the iron core; and levitation, guidance and propulsion integrated superconducting magnetic levitation train further comprises a direct current (DC) power supply system to supply power to the coil.

Abstract: A multi-mode three-dimensional scanning method includes: obtaining intrinsic parameters and extrinsic parameters of a calibrated camera in different scanning modes, and upon switching between the different scanning modes, triggering a change of parameters of the camera to the intrinsic parameters and the extrinsic parameters in a corresponding scanning mode; and a user selecting to execute a laser-based scanning mode, a speckle-based scanning mode or a transition scanning mode according to a scanning requirement. In the continual fusion and conversion during the whole scanning process, the speckle reconstruction and the laser line reconstruction are unified to the same coordinate system, and the surface point cloud of the object being scanned is output. The present disclosure also provides a multi-mode three-dimensional scanning system.

Abstract: An electronic device includes an integrated circuit and a smart film layer. Integrated circuit is configured to output a control signal. Smart film layer is coupled to integrated circuit and includes a first substrate, a second substrate, a liquid crystal layer, a transparent glue layer, a cover, and at least one touch electrode layer. Second substrate is located on first substrate. Liquid crystal layer is located between first substrate and second substrate. Transparent glue layer is located on second substrate. Cover is located on transparent glue layer. At least one touch electrode layer is located between two of first substrate, second substrate, liquid crystal layer, transparent glue layer, or cover. At least one touch electrode layer is configured to transmit a touch signal or at least one touch electrode layer is configured to control liquid crystal layer to present in transparent states according to control signal of integrated circuit.

Abstract: A method for diagnosing and predicting operation conditions of large-scale equipment based on feature fusion and conversion, including: collecting a vibration signal of each operating condition of the equipment, and establishing an original vibration acceleration data set of the vibration signal; performing noise reduction on the original vibration acceleration data set, and calculating a time domain parameter; performing EMD on a de-noised vibration acceleration and calculating a frequency domain parameter; constructing a training sample data set through the time domain parameter and the frequency domain parameter; establishing a GBDT model, and inputting the training sample data set into the GBDT model; extracting a leaf node number set from a trained GBDT model; performing one-hot encoding on the leaf node number set to obtain a sparse matrix; and inputting the sparse matrix into a factorization machine to obtain a prediction result.

Abstract: Ternary precursor particles used for a lithium-ion battery, the ternary precursor particles having a NixCoyMnz(OH)2, wherein, x+y+z=1, 0<x<1, 0<y<1, 0<z<1; each ternary precursor particle is a spheroidal structure, and comprises a shell, a transition layer and a particle core; the shell is a dense structure, the particle core is a porous structure, a density of the shell is greater than a density of the particle core, the transition layer surrounds the particle core and is sandwiched between the shell and the particle core; each ternary precursor particle is a mixture formed by mixing the nickel hydroxide, the cobalt hydroxide and the manganese hydroxide at the atomic level; a crystallinity of the shell is greater than a crystallinity of the transition layer, and the crystallinity of the transition layer is greater than a crystallinity of the particle core.

Abstract: An object surface data detection method and system, an electronic apparatus, and a storage medium. The object surface data detection method, applied to a three-dimensional scanning system comprising detection auxiliary devices and a scanning device, includes: obtaining a unified coordinate system established for the detection auxiliary devices, wherein a number of the detection auxiliary devices is at least two; respectively obtaining first scan data of the scanning device scanning a surface of an object and tracking results of the detection auxiliary devices tracking the scanning device; and comprehensively calculating the tracking results, the first scan data, and the unified coordinate system to obtain an object surface detection result.

Abstract: The present invention discloses a superconducting bulk cooling apparatus and cooling method for a high-temperature superconducting magnetic levitation vehicle. The superconducting bulk cooling apparatus for the high-temperature superconducting magnetic levitation vehicle includes a refrigerating machine, a vacuum box and a Dewar tank. A condensing tank is arranged in the vacuum box, and the condensing tank is communicated with the Dewar tank through a nitrogen siphon pipe and a liquid nitrogen return pipe; a heat exchanger connected with the refrigerating machine is arranged in the condensing tank; and a flexible isolation pipe for thermally insulating and isolating the nitrogen siphon pipe and the liquid nitrogen return pipe is connected between the vacuum box and the Dewar tank. The present invention pumps the phase-change nitrogen out of the Dewar tank through a siphoning effect, so that the immersion cooling of high-temperature superconducting bulks is separated from the re-condensation of the nitrogen.

Abstract: Disclosed is an insect trap, which includes a trap assembly and a trapping box provided with an opening in the upper end thereof, wherein a killing component is arranged in the trapping box; the trapping box is arranged below the trap assembly, and the bottom of the trapping box is connected to the trap assembly; and a space for insects to pass through is maintained between the trap assembly and the upper edge of the trapping box. The insect trap can lure insects moving around the insect trap into the trapping box, and can effectively prevent insects from climbing onto the trap assembly.

Abstract: The invention relates to an organic phosphorous compound flame retardant, their preparation methods and applications. The organic phosphorous compound flame retardants are prepared by drop-wise adding at least one from the soluble salts of di-alkyl hypophosphorous acid or soluble salts of mono-alkyl hypophosphorous acid as well as at least one from the soluble salts of alkyl phosphorous acid or soluble salts of phosphorous acid into the solution of soluble non-halogen salt of II-IV valent metal to react, or drop-wise adding at least one from the di-alkyl hypophosphorous acid or mono-alkyl hypophosphorous acid, and at least one from the alkyl phosphorous acid or phosphorous acid into at least one from the active oxides or hydroxides of II-IV valent metal to react.

Abstract: A differential MEMS pressure sensor includes a topping wafer with a top side and a bottom side, a diaphragm wafer having a top side connected to the bottom side of the topping wafer and a bottom side, and a backing wafer having a top side connected to the bottom side of the diaphragm wafer and a bottom side. The topping wafer includes a first cavity formed in the bottom side of the topping wafer. The diaphragm wafer includes a diaphragm, a second cavity formed in the bottom side of the diaphragm wafer underneath the diaphragm, an outer portion surrounding the diaphragm, and a trench formed in the top side of the diaphragm wafer and positioned in the outer portion surrounding the diaphragm.

Abstract: A microelectromechanical system (MEMS) strain gauge pressure sensor includes a top wafer stack having a top surface and a first cavity that is configured to receive a first fluid at a first pressure, a backing wafer having a bottom surface opposite the top surface of the top wafer stack; a diaphragm wafer positioned between the top wafer stack and the backing wafer and having a second cavity that is configured to receive a second fluid at a second pressure, and a pedestal connected laterally to the top wafer stack, the backing wafer, and the diaphragm wafer. The diaphragm wafer includes a diaphragm extending between the first cavity and the second cavity, and a resistor positioned on the diaphragm. The MEMS strain gauge pressure sensor has a central axis such that the MEMS strain gauge pressure sensor has mechanical symmetries about the central axis.

Abstract: A method for additively manufacturing a component includes generating, via imaging software, a plurality of slices of a support structure of the component based on component geometry. The method also includes melting or fusing, via the additive manufacturing system, layers of material to a build platform of the component so as to form the support structure according to the plurality of slices. The support structure includes a lattice configuration having of a plurality of support members arranged together to form a plurality of cells. Further, the method includes melting or fusing, via the additive manufacturing system, a component body to the support structure. After the component body solidifies, the method includes removing all of the support structure from the component body to form the component.

Abstract: Ternary precursor particles used for a lithium-ion battery, the ternary precursor particles having a NixCoyMnz(OH)2, wherein, x+y+z=1, 0<x<1, 0<y<1, 0<z<1; each ternary precursor particle is a spheroidal structure, and comprises a shell, a transition layer and a particle core; the shell is a dense structure, the particle core is a porous structure, the transition layer surrounds the particle core and is sandwiched between the shell and the particle core; each ternary precursor particle is a mixture formed by mixing the nickel hydroxide, the cobalt hydroxide and the manganese hydroxide at the atomic level; a crystallinity of the shell is greater than a crystallinity of the transition layer, and the crystallinity of the transition layer is greater than a crystallinity of the particle core.

Abstract: System and methods are provided for providing a web application to a computing device. The method involves operating a system processor to: receive, from the computing device, an application request including an application identifier associated with the web application; retrieve, from a data storage, an application template corresponding to the application identifier; build an application structure based at least on the retrieved application template and the application identifier; and transmit the application structure and a structure resolver to the computing device, the receipt of the structure resolver at the computing device triggers a device processor to resolve each dynamic content component defined within the application structure by: determining, from the application structure, a layout definition of the dynamic content component, constructing the dynamic content component based on the layout definition, and retrieving a content data for the dynamic content component from the data storage.

Abstract: Disclosed herein are related to systems and methods for a multiple-input multiple-output (MIMO) communication. In one aspect, during a first time period, a master access point transmits, to a slave access point, information for a joint transmission by the master access point and the slave access point. In one aspect, the slave access point estimates synchronization information for the joint transmission, according to the information for the joint transmission. In one aspect, during a second time period after the first time period, the master access point transmits a portion of a null data packet to a station device. In one aspect, during the second time period, the slave access point transmits the portion of the null data packet to the station device, based on the synchronization information for the joint transmission. In one aspect, the station device determines steering information for the MIMO communication, according to the null data packet.