Abstract: Disclosed is a light-emitting device including a first electrode; a second electrode; a plurality of light-emitting units; and a charge separation/generation unit disposed between adjacent light-emitting units. Each charge separation/generation unit includes a first charge transmission sub-unit, a first charge generation sub-unit, a second charge generation sub-unit, and a second charge transmission sub-unit, sequentially arranged in a direction from the first electrode to the second electrode, the charge separation/generation unit satisfies that a transmittance is greater than 50% for visible light having a wavelength ranging from 380 nm to 480 nm, satisfies that a transmittance is greater than 70% for visible light having a wavelength ranging from 480 nm to 580 nm, and satisfies that a transmittance is greater than 75% for visible light having a wavelength ranging from 580 nm to 680 nm.

Abstract: The disclosure provides a light-emitting device and a displayer. Herein, the light-emitting device includes a substrate, a light-emitting chip, a first light-transmitting layer, a second light-transmitting layer and a nano coating. The light transmittance of the second light-transmitting layer is greater than the light transmittance of the first light-transmitting layer. A reference surface corresponding to the light-emitting chip is arranged above the substrate, and the reference surface is higher than the bottom surface of the light-emitting chip and not higher than the top surface of the light-emitting chip. The first light-transmitting layer covers the surface of the light-emitting chip below the reference surface, and the second light-transmitting layer covers the surface of the light-emitting chip above the reference surface. The nano coating covers the outer surface of the first light-transmitting layer, the outer surface of the second light-transmitting layer and the side surface of the substrate.

Abstract: Provided herein is a heavy chain constant region comprising a CH1 domain, a hinge region, a CH2 domain and a CH3 domain, wherein the sequences of said CH1 domain and hinge region derive from the sequences of CH1 domain and hinge region in human IgG2, the sequences of said CH2 domain and CH3 domain derive from the sequences of CH2 domain and CH3 domain in human IgGs; and wherein, said antibody heavy chain constant region has an affinity to human Fc?RIIB equal to or higher than the affinity of human IgG1 to human Fc?RIIB, said antibody heavy chain constant region has an I/A ratio equal to or higher than human IgG1 has. Also provided are antibodies or fusion proteins based on a heavy chain constant region according to the above, wherein the antibody heavy chain constant region significantly enhances agonistic activity of the antibodies or fusion proteins and improves efficacy of the antibodies or fusion proteins in treating diseases like tumors and autoimmune diseases.

Abstract: A computer-implemented method to inject security semantics into database queries. The method includes receiving, by a database system, a query, wherein the query is received from a host and the query is generated by a first user account. The method also includes, generating an access plan for the query. The method further includes, determining a first portion of the access plan matches a first security syntax. The method includes, injecting, in response to determining the first portion of the access plan matches the first security syntax, the first security syntax into the access plan. The method further includes, executing the query. The method includes, returning a set of results of the query to the host.

Abstract: Provided are a box of a battery, a battery, a power consumption apparatus, and a method and apparatus for producing a battery. The box includes: an electrical chamber configured to accommodate a battery cell, a pressure relief mechanism being disposed on a first wall of the battery cell, and the pressure relief mechanism being configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; a collecting chamber configured to collect emissions from the battery cell when the pressure relief mechanism is actuated, the collecting chamber being isolated from the electrical chamber; and a first thermal management component configured to accommodate a fluid to adjust a temperature of the battery cell, the first thermal management component being attached to a second wall of the battery cell, and the second wall being different from the first wall.

Abstract: Disclosed is an eight-drive six-degrees-of-freedom electrodynamic vibration testing apparatus having an adjustable spatial pose, which includes a pedestal center base. Four corners of a square cavity above the pedestal center base are sequentially provided with a fifth shaker, a sixth shaker, a seventh shaker, and an eighth shaker. A first pedestal side base is fixedly connected to a side wall of the pedestal center base. The pedestal center base, the pedestal side bases, and corner connecting bases are designed in a manner of split combination and annular connection, thereby reducing the difficulty in overall transportation, processing and installation; moreover, by using an annular fastening structure, high resonance frequency is achieved, low-frequency resonance of the apparatus is effectively reduced.

Abstract: A method for preparing hydrogen sulfide from sulfur dioxide by electrochemical reduction includes electrochemically reducing sulfur dioxide absorbed in an aqueous solution into gaseous hydrogen sulfide with a membrane electrode, resulting in efficient and selective conversion of the sulfur dioxide absorbed in the aqueous solution into the hydrogen sulfide to avoid a deactivation of a cathode due to colloidal sulfur produced on the cathode and adhesion onto a surface of the cathode, wherein the method is carried out at ambient temperature and normal pressure without addition of a reducing agent, having no waste salts produced, and is simple in operation, and is convenient for large-scale application.

Abstract: Disclosed are a wire-guided automatic pay-off device and method. The wire-guided automatic pay-off device is installed on a horizontal directional drilling rig and comprises a conductive ring assembly, a brush assembly, a winding device, a guide device and a guide wire. The conductive ring assembly fixed to a main shaft of a carriage assembly rotates together with the main shaft, the brush assembly fixed to a body of the carriage assembly does not rotate with the main shaft, and a conductive end of the brush assembly is in contact with the conductive ring assembly. The guide wire wound on the winding device has one end connected to the conductive ring assembly and the other end passing through the guide device, penetrating into a central hole in a drill pipe from a rear end of the drill pipe.

Abstract: A safety regulation mechanism configured to perform a safety regulation on a battery includes a variable voltage generation module and a safety member. The variable voltage generation module is configured to establish a target voltage difference between the safety member and the battery. The target voltage difference causes the safety member to perform the safety regulation on the battery when an abnormality of the battery occurs.

Abstract: The present invention belongs to the field of organophosphorus pesticide (OP) detection, and relates to a method for detecting an OP by a microfluidic chip based on a fluorescent sensing film. A porous fluorescent sensing film and the microfluidic chip are first constructed. The fluorescent sensing film is fabricated through layer-by-layer self-assembly of a platinum nanoparticle@oxalate-metal-organic framework (MOF) composite and a porous two-dimensional (2D) nanosheet, and has the functions of specifically detecting OPs and blocking macromolecular interferents. The microfluidic chip includes a sample channel, injection channels, reaction tanks, microfluidic channels, a detection tank, and an optical fiber channel, such that sample pretreatment and detection processes are integrated in the chip.

Abstract: Embodiments of the present application provide a battery cell, a battery, a power consumption apparatus, a method for producing a battery cell and an apparatus for producing a battery cell. The battery cell includes: a pressure relief mechanism, the pressure relief mechanism being disposed on at least one wall of the battery cell; and a protective film enclosing an outer surface of the at least one wall, the protective film being configured to provide insulation protection for the at least one wall; where the protective film includes a first portion at least covering the pressure relief mechanism. Through technical solutions of the embodiments of the present application, insulation performance of a battery cell could be improved; meanwhile, deformation of a pressure relief mechanism could be suppressed, creep of the pressure relief mechanism could be reduced, and the service life of the pressure relief mechanism could be increased.

Abstract: Exemplary semiconductor processing methods may include providing a silicon-containing precursor to a processing region of a semiconductor processing chamber. A substrate may be disposed within the processing region of the semiconductor processing chamber. The methods may include forming a plasma of the silicon-containing precursor in the processing region. The plasma may be at least partially formed by an RF power operating at between about 50 W and 1,000 W, at a pulsing frequency below about 100,000 Hz, and at a duty cycle between about 5% and 95%. The methods may include forming a layer of material on the substrate. The layer of material may include a silicon-containing material.

Abstract: Provided are a battery cell, battery, and electrical device. The battery cell includes an outer shell and an insulating component. The insulating component covers at least a portion of an external surface of the outer shell. The insulating component includes at least one layer of a first insulation layer, wherein a material damage temperature of each layer of the first insulation layer is T, and a total thickness of at least one layer of the first insulation layer is L1. It satisfies T?400° C. and L1?30 ?m. The first insulation layer of the insulating component possesses a higher material damage temperature and the total thickness of all the first insulation layers in the insulating component is thicker, so that the insulation properties of the insulating component can be maintained to be effective for a long period of time in a high-temperature environment.

Abstract: A method for processing three-dimensional scanning data is provided. The method includes acquiring a first coordinate set sequence by a target optical tracker measuring a first target ball group when the target optical tracker is at a plurality of different target positions, and a position of the first target ball group remains unchanged. A second coordinate set sequence is obtained by a laser tracker measuring a second target ball group when the target optical tracker is at the plurality of different target positions, a position of the laser tracker remains unchanged, and a relative position of the second target ball group to the target optical tracker remains unchanged. A target transformation matrix between a coordinate system of the target optical tracker and a coordinate system of the laser tracker is determined based on the first coordinate set sequence and the second coordinate set sequence.

Abstract: A computer-implemented method masks shard operations in a distributed database. The method includes performing a shard operation on a first table with a first column and a second column, where the shard operation divides the first table into a first shard with the first column and a second shard with the second column. The method also includes receiving a query, where the query is configured to perform at least a first command. The method further includes determining the first command is directed to the first column. The method includes updating the query to access the first shard in place of the first table. The method also includes executing the query and returning a set of results for the query to a source of the query.

Abstract: Embodiments of this application provide an explosion-proof valve, a battery pack, and an apparatus. The explosion-proof valve includes a flame arresting member and an air permeable membrane. The flame arresting member is configured to connect to a housing of a battery pack, the air permeable membrane is fastened to the flame arresting member, and the battery pack is capable of exchanging gas with the outside through the flame arresting member and the air permeable membrane in sequence. During use of the explosion-proof valve of this application in the battery pack of this application, when thermal runaway occurs inside the housing of the battery pack, pressure inside the housing is suddenly increased, and as a result, the battery pack releases the pressure through the explosion-proof valve, and high-temperature runaway gas impacts and melts the air permeable membrane, forming a smooth air flow channel.

Abstract: A battery pack includes: a box assembly; a plurality of battery cells disposed in the box assembly; and a safety protection mechanism disposed in the box assembly and having a first state and a second state. When the safety protection mechanism is in the first state, the plurality of battery cells are insulated from the box assembly. The safety protection mechanism is in the second state when a preset trigger condition is met, and when the safety protection mechanism is in the second state, at least some of the battery cells are electrically connected to the box assembly.

Abstract: Embodiments of the present disclosure describe an approach for database query processing with database clients. According to the approach, a first set of queries are obtained from a plurality of clients in communication with a database server. A second set of queries are generated by normalizing the first set of queries. A set of access paths corresponding to the second set of queries are determined for retrieving data from at least one of the plurality of clients and the database server. Data is retrieved from at least one of the plurality of clients and the database server based on the set of access paths.

Abstract: Methods that provide dynamic index management for a set of computing storage resources are disclosed herein. One method includes collecting, by a processor, a set of current performance data for a set of storage resources storing data and implementing a set of indexes for the data stored on the set of storage resources based on an optimized performance predicted for the set of storage resources based on the collected set of current performance data and a set of predicted performance data that identifies the set of indexes. Also disclosed herein are apparatus, systems, and computer program products that can include, perform, and/or implement the methods for providing dynamic index management for a set of computing storage resources.

Abstract: The present invention provides compounds, or pharmaceutically acceptable salts, esters, optical isomers, stereoisomers, polymorphs, solvates, N-oxides, isotopically labeled compounds, metabolites, chelates, complexes, clathrates, or prodrugs thereof, and pharmaceutical compositions containing the compounds of the invention. Also provides the application of the compounds in preparing SHP2 phosphatase related disease medicaments. The present invention also provides a method for treating a SHP2 phosphatase-Related disease.