11results about How to "Guaranteed structural performance" patented technology

This disclosure provides a method for forming a semiconductor structure and the semiconductor structure itself, relating to the semiconductor field. The method for forming the semiconductor structure includes: providing a substrate; performing a first etching on the substrate to form an array of openings, the openings exposing a target region of the substrate; performing a first cleaning of the openings with deionized water; depositing a first conductive layer, the first conductive layer at least covering the sidewalls and bottom surface of the openings; doping the first conductive layer covering the bottom surface of the openings to form a first implantation layer; performing a second cleaning of the openings to remove the first implantation layer and the first conductive layer, exposing the target region; oxidizing the exposed target region with a strongly oxidizing chemical substance to form an oxide layer; and performing a third cleaning of the openings to remove the oxide layer. By combining deionized water, the second cleaning, the strongly oxidizing oxidation, and the third cleaning, damage to the semiconductor structure is reduced, ensuring the electrical and structural performance of the semiconductor structure.

The invention discloses a high-dimensional seismic data denoising method and device. The method comprises the following steps: segmenting a high-dimensional seismic data volume into a plurality of data blocks by using a sliding window; taking the data block with the corresponding de-noised data as a sample to obtain a sample set, and training a Transform model to obtain a de-noising model; and inputting a plurality of data blocks obtained by segmenting the high-dimensional seismic data volume into a denoising model, and obtaining a denoised seismic data volume of the high-dimensional seismic data volume according to an output result of the model. According to the method, intelligent suppression of high-dimensional seismic data noise can be realized by using high-dimensional features of seismic data based on a deep neural network Transform model, and the denoising precision is high.

The invention relates to the technical field of education information processing, and discloses a companion bidirectional evaluation method and device, electronic equipment and a storage medium, and the method comprises the steps: building an evaluation group, determining a mutual evaluation object, distributing the homework content of an evaluated person to an evaluator, and feeding back the homework content evaluation result to the evaluated person after the evaluator submits the homework content evaluation result. The evaluated person performs quality evaluation on the homework content evaluation, and determines whether the evaluator has an abnormal evaluation behavior or not according to the homework content evaluation result set and / or the quality evaluation result set; and when it is determined that the evaluator does not have the abnormal evaluation behavior, a companion bidirectional evaluation result is obtained, so that bidirectional evaluation of the homework content and the evaluation quality is realized, abnormal behavior recognition is realized, the fairness of companion mutual evaluation is improved, and thus the teaching quality of companion mutual evaluation and the evaluation ability of learners are improved.

The utility model discloses a radiator capable of improving heat dissipation efficiency, which comprises a heat pipe, a vapor chamber and heat dissipation fins, the heat dissipation fins are provided with first V-shaped fins and second V-shaped fins, the first V-shaped fins and the second V-shaped fins are provided with V-shaped air guide shapes, the second V-shaped fins are provided with composite coil stock sections, the composite coil stock sections are provided with aluminum coil layers and copper coil layers, and the aluminum coil layers and the copper coil layers are arranged on the heat pipe. The copper coil layer is attached to the heat pipe, the aluminum coil layer is located on the side, away from the heat pipe, of the copper coil layer, the heat pipe is connected with the vapor chamber and the cooling fins, and an on-plate boss is arranged at the lower end of the vapor chamber and attached to a heat source. The radiator capable of improving the heat dissipation efficiency comprises the heat pipe, the vapor chamber and the fins with the composite coil section and the V-shaped air guide structure, the heat dissipation capacity is improved on the combined structure, the heat transfer performance is better, the structural strength and performance are guaranteed, the physical characteristics of heat dissipation are fully utilized, the influence of a heat source on the small-range environment temperature is reduced, and the service life of the radiator is prolonged. And a preferable scheme is provided for high-order products.

The utility model relates to the technical field of electronic control devices, and relates to a connecting assembly and a relay. The connecting assembly comprises an armature support, wherein the armature support comprises a body part and a connecting part; the pushing card comprises a first part and a second part, the first part is used for being connected with the contact assembly, and the second part is located on one side of the first part in the first direction; the second part is provided with an inserting groove with a notch located in one side of the second part in the second direction, and the second direction is parallel to the rotating axis of the body part. At least part of one end of the connecting part in the second direction is inserted into the inserting groove, and a limiting groove is formed in the other end of the connecting part in the second direction; a notch of the limiting groove is opposite to a notch of the inserting groove, at least part of the pushing card is located in the limiting groove, and the limiting groove is at least used for limiting the maximum displacement of the pushing card in the third direction. By optimizing the structure of the connecting assembly, the assembling difficulty of the armature support and the pushing clamp can be reduced, and the reliability of the connecting relation can be improved.

The application relates to a prefabricated floor slab lateral connecting structure, a method and a floor slab, which comprise a first prefabricated slab and a second prefabricated slab, the first prefabricated slab and the second prefabricated slab are provided with a plurality of first grooves at edges for lateral connection, the first grooves are internally provided with connecting portions, and connecting devices are arranged between the connecting portions in the corresponding first grooves of the first prefabricated slab and the second prefabricated slab, the connecting devices comprise a shell, the bottom end of the shell is provided with fixed pressing plates on both sides, one side of each fixed pressing plate is provided with a movable pressing plate arranged opposite to the fixed pressing plate, the movable pressing plate is connected with a moving driving assembly arranged on the shell, the fixed pressing plate and the movable pressing plate on one side clamp the connecting portion of the first prefabricated slab, and the fixed pressing plate and the movable pressing plate on the other side clamp the connecting portion of the second prefabricated slab to realize lateral connection of the first prefabricated slab and the second prefabricated slab, the connecting structure improves construction efficiency and guarantees lateral connection quality.

The utility model discloses a kind of steel beam columns convenient to adjust, relate to steel beam column technical field, comprising: assembly base;Adjusting beam on the assembly base is equipped, wherein the adjusting beam includes the coarse adjustment pillar structure, fine adjustment pillar structure distributed in upper and lower;The coarse adjustment pillar structure includes first coarse adjustment column, and the second coarse adjustment column is set on the upper portion of the first coarse adjustment column;And bolt mechanism is equipped between the first coarse adjustment column, second coarse adjustment column.The utility model is equipped with coarse adjustment pillar structure, fine adjustment pillar structure, to meet basic height adjustment while, the independent adjustment characteristic of coarse, fine height, not only simplifies installation, improves construction efficiency and flexibility, and fine adjustment pillar structure fine adjustment design, installation precision and structural performance can also be guaranteed, while reducing material waste, fault tolerance is high.

The application provides a manufacturing method of a metal ring electrode, the metal ring electrode and a mesa detector. The manufacturing method comprises the following steps: photoetching a photoresist layer with a ring-shaped step groove on a substrate; placing the substrate with the photoresist layer in an electron beam evaporation device, making the substrate perform planetary motion, and performing planetary mode metal evaporation coating on the photoresist layer and the ring-shaped step groove by the electron beam evaporation device to form a barrier layer. The posture of the substrate is adjusted, the substrate performs dome motion, and dome mode metal evaporation coating is performed on the barrier layer by the electron beam evaporation device to form a conductive functional layer; wherein, in the radial direction of the ring-shaped step groove, the two ends of the barrier layer extend to the outside of the two ends of the conductive functional layer, respectively. The photoresist layer and the barrier layer and the conductive functional layer on the photoresist layer are stripped to obtain the metal ring electrode, and then the full coverage and the dead angle shielding of the barrier layer to the conductive functional layer are realized to guarantee the structural performance of the mesa detector.

The application provides a macromonomer for preparing a polycarboxylic acid water reducing agent and a preparation method and application thereof, and the macromonomer for preparing the polycarboxylic acid water reducing agent is obtained by grafting sulfonate groups and quaternary ammonium salt on terminal hydroxyl groups of ethylene glycol monovinyl polyethylene glycol ether. The polycarboxylic acid water reducing agent copolymerized with the macromonomer provided by the application has high dispersion efficiency, strong slump retention performance and good adaptability to complex systems.

This application provides a predictive maintenance method for industrial equipment based on digital twins and spatiotemporal data, relating to the field of data processing. In this method, an equipment identifier is constructed and a uniquely bound digital twin object identifier is generated, establishing a maintenance right pool; multi-source spatiotemporal observation data is collected to form a spatiotemporal evidence film, constructing an irreversible response evidence set and a reversible response evidence set, and establishing an irreversible evidence fidelity quota; a set of maintenance right certificates is generated by combining structural topology, control topology, and constraints; target maintenance right certificates are extracted within a rolling cycle and a secondary revocation check is performed; upon successful revocation, maintenance actions are executed, and irreversible evidence is compared and replayed to generate a fidelity assessment result, which is then output as an executable maintenance recommendation in the form of a maintenance right certificate. Implementing the technical solution provided in this application facilitates the prediction model in maintaining its predictive capabilities while suppressing the mutual adaptation deviation between the digital twin and the real system.

This invention relates to a recombinant hirudin fusion protein with collagen affinity, its preparation method, and its applications. The fusion protein is a recombinant hirudin fusion protein incorporating a collagen-binding domain (CBD). The fusion protein of this invention possesses affinity for type I and type III collagen, and can inhibit thrombin activity to exert an anticoagulant effect. Furthermore, it can bind well to collagen-based composite materials, making it suitable for use in cardiovascular implants such as heart valves, cardiac occluders, dialysis membranes, oxygenation membranes, artificial blood vessels, and vascular stents, as well as in extracorporeal circulation and blood purification devices, enhancing anticoagulant and antithrombotic effects.