Abstract: A beam-column joint of a concrete precast column and a construction method thereof, including: obtaining a hoop plate, in which an inner side of the hoop plate is provided with studs; welding a circumferential reinforcing plate in the hoop plate; arranging longitudinal bars and stirrups for bundling the longitudinal bars; pouring the upper precast column and the lower precast column with the circumferential reinforcing plates in the two hoop plates as the boundary support formwork; welding the hoop plate of the upper precast column with the hoop plate of the lower precast column; arranging a horizontal beam at the hoop plate, and connect the horizontal beam with the hoop plate. The upper precast column and the lower precast column are connected by welding hoop plate; the hoop plate is used to connect the precast column and the horizontal beam.

Abstract: A linear motor motion control method, device, equipment and storage medium. The proposed invention uses an extended state observer constructed in advance based on the model parameters of the linear motor, and performs state estimation based on the total control amount of the linear motor and the actual displacement signal to obtain each observation signal. The phase advance controller is used to improve the estimated lag of the disturbance observation signal, and a model prediction controller built in advance based on the mathematical model of the linear motor is used to perform rolling optimization based on each observation signal to obtain the optimal control amount increment; The total control amount is updated based on the improved disturbance observation signal and the optimal control amount increment, and the corresponding drive signal is output to the drive end of the linear motor based on the updated total control amount.

Abstract: A method for manufacturing a thermoelectric polymer film includes steps as follows. A conductive polymer liquid and a plurality of carbon nanotubes are mixed to form a mixture. The mixture is coated on a substrate to form a film precursor. Two electrode parts are arranged on the film precursor. An electric field is applied to the film precursor through the two electrode parts at a room temperature, so as to change an arrangement of the plurality of carbon nanotubes, such that the thermoelectric polymer film is formed.

Abstract: This invention discloses an electronic device, including a first housing; a second housing, where the second housing is slidably connected to the first housing; a first elastic piece, where a first end of the first elastic piece is connected to the second housing; a flexible display screen, where a first end of the flexible display screen is connected to a second end of the first elastic piece, a second end of the flexible display screen is connected to the first housing, and the first housing can drive the second end of the flexible display screen to move; a rotating shaft, where the rotating shaft is rotatably disposed in the second housing, the flexible display screen is in rolling contact with the rotating shaft, and the first housing can drive the flexible display screen to move around the rotating shaft.

Abstract: A light source system includes a light source, a light splitting and combining assembly, a scattering assembly, and a light homogenizing element. The light source is configured for generating laser light which includes a first color light and a second color light. The light splitting and combining assembly is configured to combine the laser light to form a combined light beam. The scattering assembly is configured to scatter and homogenize the combined light beam. The scattering assembly includes a first scattering element and a second scattering element, and the first scattering element and the second scattering element are separately positioned. The light homogenizing element is located between the scattering assembly and the light splitting and combining assembly or behind the scattering assembly or between the first scattering element and the second scattering element.

Abstract: An optical element driving mechanism is provided in the present disclosure, including a fixed portion, a first movable portion, and a driving assembly. The first movable portion is movable relative to the fixed portion. The driving assembly drives the first movable portion to move relative to the fixed portion. The first movable portion brings an optical element to move.

Abstract: Provided an automatic feeding device for automotive wheel hub, comprising a separable material rack having material rack units capable of being stacked in turn, a first roller table for conveying the separable material rack containing the wheel hub to a second roller table, and a material rack separating device having a support frame and material rack inserting and taking devices; the second roller table, under which a lifting platform is mounted, is located at a first end of lower part of the material rack inserting and taking device; the material rack inserting and taking device splitting the separable material rack into units, and placing to a third roller table being arranged at a second end of the lower part thereof; a manipulator, for grasping and placing the wheel hub from the material rack unit to a fourth roller table being on a second side thereof.

Abstract: A method of forming a semiconductor device includes: forming a dummy gate structure over a first fin and around first channel regions that are disposed over the first fin; forming an interlayer dielectric (ILD) layer over the first fin around the dummy gate structure; replacing the dummy gate structure with a gate structure; forming a first dielectric plug and a second dielectric plug in the gate structure on opposing sides of the first fin, where the first and second dielectric plugs cut the gate structure into a plurality of segments separated from each other; removing a segment of the gate structure interposed between the first dielectric plug and the second dielectric plugs to expose the first channel regions; removing the exposed first channel regions, where after removing the exposed first channel regions, a recess is formed in the ILD layer; and filling the recess with a dielectric material.

Abstract: A CO2 reduction system has a cathode in contact with a catholyte. The cathode includes a selectivity-determining layer on an electron conductor. The selectivity-determining layer includes a selectivity-determining component that includes a substituted heterocycle.

Abstract: The present disclosure provides for antibodies and antigen-binding fragments thereof that bind to human CD3, a pharmaceutical composition comprising said antibody or antigen-binding fragments thereof, and use of the antibody or antigen-binding fragments thereof or the composition for treating a disease, such as cancer.

Abstract: The present invention discloses a 2-cyanoacrylate compound and use thereof in controlling a fungal disease of a crop, and belongs to the field of fungicides. The 2-cyanoacrylate compound has a structural formula shown in a formula (I), has excellent fungicidal activity, particularly has a very highly fungicidal activity on Fusarium species, and is suitable for controlling a fungal disease of a crop. Therefore, the compound may be used for preparing a fungicide in the fields of agriculture, horticulture, and the like, and is highly efficient, low in toxicity, and environmentally friendly.

Abstract: The present disclosure provides for multi-specific antibodies and antigen-binding fragments thereof that bind to human CLDN6 and CD3, a pharmaceutical composition comprising said antibody or antigen-binding fragments thereof, and use of the multi-specific antibody or antigen-binding fragments thereof or the composition for treating a disease, such as cancer.

Abstract: A three-dimensional measurement method combines the three-step phase shift method to embed the marker line information into the sinusoidal stripe pattern to obtain the target stripe pattern. The target stripe pattern is projected onto the surface of the object to be measured, and the wrapped phase image, mean intensity image and modulated intensity image of the stripe pattern collected by the left and right cameras are solved. The mask image according to the mean intensity image and modulation intensity image is solved to extract the marker line. The spatial phase unwrapping starting from the marker line in the wrapped phase image is performed to obtain the spatial phase. The spatial phase matching based on the unique correspondence between the left and right cameras based on the spatial phase of the marker line is performed, the best matching point of the right camera is obtained.

Abstract: A secondary battery and a power consumption device are provided in the present application. The secondary battery includes a positive electrode plate, a negative electrode plate, a separator, and an electrolyte solution. The negative electrode plate has a non-faradaic capacitance Cdl nF satisfying 1?Cdl?5. The electrolyte solution includes an additive, and the additive includes a silicon-containing compound. In the present application, by reasonably adjusting the relationship between the non-faradaic capacitance of the negative electrode plate and content of the additive in the electrolyte solution, the secondary battery has characteristics of high capacity and rapid charging.

Abstract: Embodiments include plating a contact feature in a first opening in a mask layer, the contact feature physically coupled to a contact pad, the contact feature partially filling the first opening. A solder cap is directly plated onto the contact feature in the first opening. The mask layer is then removed to expose an upper surface of a work piece, the contact feature vertically protruding from the work piece. After utilizing the solder cap, etching the solder cap to remove the solder cap from over the contact feature. A first encapsulant is deposited laterally around and over an upper surface of the contact feature. The first encapsulant is planarized to level an upper surface of the first encapsulant with the upper surface of the contact feature.

Abstract: Provided is a bioreactor apparatus including: a liquid storage chamber for storing a liquid containing a first ion; a pump; a culture chamber for accommodating the liquid and cells to be cultured; and an ion-exchange chamber accommodating an ion-exchange substrate containing a second ion. Affinity of the second ion to the ion-exchange substrate is lower than affinity of the first ion to the ion-exchange substrate, or molar concentration of the second ion far outweigh molar concentration of the first ion. The storage chamber, the pump, the culture chamber and the ion-exchange chamber are connected via pipelines to form a closed loop, and the pump is configured to provide pressure to drive flow of the liquid in the closed loop. Also provided are a method for regulating ion concentration by the ion-exchange substrate and a method for cell culture by the bioreactor apparatus.

Abstract: A method of overlay measurement of a semiconductor structure includes a number of operations. A semiconductor structure with a pre-layer and a current layer over the pre-layer is provided, wherein the pre-layer includes a first overlay mark with a first grating group and a second grating group, and the current layer includes a second overlay mark. A semiconductor process is performed on the semiconductor structure. A detection beam is irradiated to the first overlay mark. A first intensity distribution of the first grating group and a second intensity distribution of the second grating group with respect to the reference point of the first overlay mark are received.

Abstract: An integrated chip including a first source/drain region and a second source/drain region in a semiconductor substrate and laterally spaced apart along a top surface of the substrate. A gate dielectric layer is over the substrate and extends laterally between the first source/drain region and the second source/drain region. A thickness of the gate dielectric layer along a first sidewall of the gate dielectric layer is less than an average thickness of the gate dielectric layer. A trench isolation layer extends along gate dielectric layer. A first sidewall of the trench isolation layer extends along the first sidewall of the gate dielectric layer. A gate layer is directly over the gate dielectric layer and between the first source/drain region and the second source/drain region. A first sidewall of the gate layer is directly over the gate dielectric layer and laterally setback from the first sidewall of the gate dielectric layer.

Abstract: Audio message processing methods and apparatuses are provided, where a method may include a server recognizing types of communication messages transmitted between communicating counterparties; when a type of any communication message is an audio type, the server acquiring the any communication message, and converting the any communication message to corresponding text content; and upon determining that any communicating party has a conversion need for the any communication message, the server sending the text content to the any communicating party. Through technical solutions of the present disclosure, text conversion may be performed upon audio messages in advance, thereby increasing response speed for audio conversion requests of users.