Abstract: A pixel circuit and a driving method therefor, an array substrate and a display device are provided. The pixel circuit includes a driving circuit, a data writing circuit, a first initialization circuit. The driving circuit is configured to control a driving current; the data writing circuit is configured to write a data signal into the control terminal of the driving circuit; the first initialization circuit is configured to apply a first initialization voltage to the control terminal of the driving circuit, and includes a first transistor; the data writing circuit includes a second transistor and the driving circuit includes a third transistor; semiconductor materials of active layers of both the first transistor and the second transistor have a smaller leakage current characteristic than a semiconductor material of a third active layer of the third transistor.

Abstract: A method of patterning a substrate includes forming a first line, a second line, and a third line over the substrate, the first line, the second line, and the third line being parallel in a plan view, and forming a fourth line and a fifth line over the first line, the second line, and the third line, the fourth line and the fifth line being orthogonal to the first line in the plan view. The method further includes etching a hole through the second line using the first line, the third line, the fourth line, and the fifth line as an etching mask, and filling the hole with a dielectric material to form a block.

Abstract: An apparatus having a first portion including a first front wall, a first rear wall, and a bottom wall integrally coupled to the first front wall and the first rear wall, and pivotal pin structures integrally coupled to and extending from the first rear wall. The apparatus includes a second portion having a second front wall, a second rear wall, and a top wall integrally coupled to the second front wall and the second rear wall, and pin holders integrally coupled to and extending from the second rear wall and at an offset angle with reference to the top wall. The pivotal pin structure includes a base support connected to the first rear wall and a shaft connected to the base support, and the pin holder defines an opening sized and shaped to accept the shaft. The first and second portions are sized and shaped to be pivotally movable between open and closed configurations.

Abstract: The present disclosure relates to a leather coating composition comprising or consisting of a hydrosilylation curable silicone elastomer composition designed to be used as a topcoat for a synthetic leather material, particularly a silicone-based synthetic leather composite material. A silicone coating as a topcoat for a synthetic leather material which is the cured product of the composition, methods of making the topcoat, synthetic leather material utilizing same and uses of the synthetic leather material products are also disclosed. The topcoat is designed to provide a highly crosslinked silicone matrix containing silicon-free organic micro-particles to minimize or at least decrease change in gloss after abrasion.

Abstract: A method for operating a graph database, including receiving, by a computer system, a query to a particular graph database, the query identifying a plurality of vertices of the particular graph database. The method further includes performing, by the computer system, hash operations on two or more of the plurality of vertices to generate respective hash values and dividing, using the respective hash values, the query into a plurality of sub-queries, each corresponding to a subset of the plurality of vertices. The method also includes sending, by the computer system, ones of the plurality of sub-queries to a plurality of database repositories for the particular graph database.

Abstract: A device for accurately measuring bending strain of a superconducting strand is provided. The bending strain precision measuring device includes a support frame. A driving mechanism is installed on the upper part of the support frame. An output end of the driving mechanism is sequentially connected with a weighing sensor and a pressure transmission module from top to bottom along the vertical direction. A bending strain module is installed on the lower part of the support frame. In a case that the output end of a driving mechanism moves downwards, the pressure transmission mechanism is capable of applying pressure to the superconducting strand placed on the bending strain module.

Abstract: The present disclosure provides a radiation inspection system, including a container respectively provided with an entrance and an exit on opposite side walls thereof; and a radiation scanning imaging device disposed in the container and having an inspection channel. The radiation scanning imaging device includes a ray source, the ray source includes ray generators, and ray generators are configured to emit ray beams at different angles, so that the radiation scanning imaging device performs radiation scanning inspection on an object to be inspected passing through the inspection channel from the entrance to the exit.

Abstract: An approach for managing data set access based on data set relevance. The approach monitors data set access activities associated with a user. The approach detects access of a first data set by the user. The approach determines a group of data sets associated with the first data set based on a data set mapping associated with the user. The approach recalls one or more data sets of the group of data sets from a slower storage device to a faster storage device.

Abstract: Mechanisms are provided for scheduling a workload in a cloud computing system. A cloud affinity factor (CAF) computer model is trained, via a machine learning process based on a training dataset comprising static characteristics of a workload binary for a workload, and dynamic characteristics corresponding to historical performance data for the workload, such that the trained CAF computer model predicts a performance classification for a given workload binary. The trained CAF computer model processes a new workload to generate a performance classification for the new workload. Cloud affinity factor(s) are generated based on the performance classification for the new workload. Node affinity and dispatch rule(s) are applied to the cloud affinity factor(s) to select one or more nodes of the cloud computing system to which to dispatch the workload. The workload is then scheduled on the selected one or more nodes.

Abstract: The present disclosure relates to the technical field of wastewater treatment, and provides a wastewater treatment method and apparatus based on hydrate-based water vapor adsorption. The apparatus includes a wastewater evaporation zone, a hydrate formation zone, a hydrate decomposition zone, and a data acquisition and control system. Rising water vapor and condensed water formed during evaporation of wastewater at normal temperature react with a hydrate former on a cooling wall surface to form a hydrate, continuous evaporation of the wastewater is promoted, the hydrate is scraped off to a collecting zone below by a scraper after being formed, and the hydrate is decomposed into fresh water, thereby realizing wastewater treatment. The present disclosure provides a method for treating complex wastewater containing a plurality of pollutants, where water vapor is consumed to form the hydrate to promote wastewater evaporation, and water obtained from the decomposition does not contain pollutants theoretically.

Abstract: Integrated fan-out packages and methods of forming the same are disclosed. An integrated fan-out package includes two dies, an encapsulant, a first metal line and a plurality of dummy vias. The encapsulant is disposed between the two dies. The first metal line is disposed over the two dies and the encapsulant, and electrically connected to the two dies. The plurality of dummy vias is disposed over the encapsulant and aside the first metal line.

Abstract: Disclosed herein are polyurethane foams which can be used for reducing or preventing the corrosion of polymeric materials, which can be produced by mixing components (a) at least one polyisocyanate, (b) at least one compound having at least two groups reactive toward isocyanates, (c) optionally chain extender and/or crosslinking agent, (d) blowing agent, (e) catalyst, (f) optionally auxiliaries and additives, and (g) at least one anhydride to give a reaction mixture, and curing said reaction mixture to give the polyurethane foams, where the anhydride is added in an amount of 0.05-5 wt %, based on the weight of component (a). Also disclosed herein are a method of reducing or preventing the corrosion of polymeric materials by using such polyurethane foams and a method of using the polyurethane foams in certain applications, for example, in automotive interiors.

Abstract: A method of assisting a user with the discovery of program features is provided. The method includes detecting a selection of a data structure within a user interface, determining a contextual parameter based on the selected data structure, the contextual parameter associated with a modifiable feature of the selected data structure, determining options for generating program code configured to modify the modifiable feature are available based on the contextual parameter and a predefined inferential relationship between the contextual parameter and the modifiable feature of the selected data structure, and prompting the user in the user interface with information indicating that the determined options for generating the program code are accessible in the user interface.

Abstract: This application relates to a winding and unwinding apparatus and a preparation system of electrode plate. The apparatus includes supports, a rotating shaft, a rotating turret, and a power assembly. The rotating shaft is rotatably disposed on the support. The rotating turret is disposed on the rotating shaft and capable of rotating along with the rotating shaft so as to switch between at least two target operation positions. The power assembly includes a first power source and a magnetic powder clutch. The rotating shaft and the first power source are in transmission connection with each other via the magnetic powder clutch. The magnetic powder clutch is configured to control the rotating shaft to remain stationary when the rotating turret is hovering at each target operation position.

Abstract: A display substrate and a display device are disclosed. In the display substrate, a plurality of openings include a plurality of opening groups, the plurality of opening groups include a plurality of opening group rows, each of the opening groups includes a first opening and a second opening, the plurality of opening group rows includes a first opening group row and a second opening group row, the spacer is located between the first opening of the first opening group row and the second opening of the second opening group row, an orthographic projection of the first opening includes a first long edge, and an orthographic projection of the second opening includes a second long edge, the first long edge is parallel to the second long edge, an extension line of the first long edge is misaligned from an extension line of the second long edge.

Abstract: A method and system for inspecting deviation in dynamic characteristics of a feeding system are provided, and the method includes: exciting the feeding system and detecting vibrations of a subcomponent of a component to be inspected of the feeding system to generate a monitoring excitation signal in a monitoring mode; calculating, by a modal analysis method, monitoring eigenvalues and monitoring eigenvectors of the monitoring excitation signal; determining, by a modal verification method, similarity between the monitoring eigenvalues and standard eigenvalues of a digital twin model and similarity between the monitoring eigenvectors and standard eigenvectors of the digital twin model; determining that the dynamic characteristics of the subcomponent are deviated, when the monitoring eigenvalues and monitoring eigenvectors are not similar to the standard eigenvalues and standard eigenvectors. Therefore, the subcomponent whose dynamic characteristics are deviated can be sensed remotely and precisely.

Abstract: A voltage controlled oscillator (VCO), including: at least one second upper voltage rail; at least one second lower voltage rail; a ring of N cascaded inverters, wherein the set of N cascaded inverters are coupled between the at least one second upper voltage rail and the at least one second lower voltage rail; at least one first frequency band select circuit coupled between first upper voltage rail and the at least one second upper voltage rail; at least one second frequency band select circuit coupled between the at least one second lower voltage rail and first lower voltage rail; at least one first VCO frequency control circuit coupled between the first upper voltage rail and the at least one second upper voltage rail; and at least one second VCO frequency control circuit coupled between the at least one second lower voltage rail and the first lower voltage rail.

Abstract: A display panel, comprising a first insulating structural layer, a first crack detection line, a second insulating structural layer and a second crack detection line which are sequentially arranged on a substrate, wherein the first crack detection line and the second crack detection line are both located in a peripheral area and are arranged around a display area, one end of the first crack detection line is configured to receive a detection signal, and the other end of the first crack detection line is configured to output a first output signal, and one end of the second crack detection line is configured to receive a detection signal and the other end of the second crack detection line is configured to output a second output signal.

Abstract: The present disclosure provides a positioning method and device, an electronic device, and a storage medium. The positioning method may include obtaining a precise positioning request sent by a service equipment. The precise positioning request may carry rough positioning location information of the service equipment. The positioning method may further include determining, based on the rough positioning location information of the service equipment, a reference positioning point corresponding to the service equipment, and obtaining precise positioning location information of the service equipment by correcting, based on positioning deviation information of the reference positioning point, the rough positioning location information of the service equipment. The positioning deviation information of the reference positioning point may be calculated based on precise positioning location information of the reference positioning point and rough positioning location information of the reference positioning point.

Abstract: The invention provides a reaction system for preparing butyraldehyde by propylene carbonylation, comprising: a reactor; a side wall of the reactor is sequentially provided with a catalyst inlet, a propylene inlet and a synthesis gas inlet from top to bottom; the bottom of the reactor is provided with a solvent inlet; two micro-interface generators are arranged inside of the reactor from top to bottom, and the micro-interface generator located at a top end is connected to the propylene inlet to break the propylene gas into micron-scale micro-bubbles; the micro-interface generator located at a bottom is connected to the synthesis gas inlet for breaking the synthesis gas into micron-scale micro-bubbles; the outlets of the two micro-interface generators are opposite, and the outlets are connected with a gas distributor for evenly distributing raw materials.