Abstract: A ZSM-5/? core-shell molecular sieve has a core composed of at least two crystal grains of ZSM-5 molecular sieve and a shell composed of a plurality of crystal grains of ? molecular sieve. The ZSM-5 molecular sieve grains has an average grain size of 0.05-15 ?m. The core-shell molecular sieve has a shell coverage of 50-100%, a shell thickness of 10-2000 nm, and an average grain size of the ? molecular sieve grains in the shell of 10-500 nm. A ratio of a height of a diffraction peak at 2?=22.4° to a height of a diffraction peak at 2?=23.1° in an X-ray diffraction pattern of the ZSM-5/? core-shell molecular sieve is 0.1-10:1.

Abstract: The present application relates to the field of battery technologies and provides a battery cell, a battery, and an electrical apparatus. The battery cell includes a shell, a pressure relief component, and a reinforcement member. The shell comprises a wall portion that is formed with a pressure relief hole. The pressure relief component is disposed within the pressure relief hole and covers the hole. The reinforcement member is also disposed within the pressure relief hole, and its thickness does not exceed that of the wall portion. The reinforcement member is connected to an inner surface of the pressure relief hole and, together with the pressure relief component, is arranged along the thickness direction of the wall portion to reinforce the structural strength of the shell at the pressure relief location.

Abstract: An authentication method performed by a chip includes receiving an authentication request from a debugger; performing an offline authentication based on an authentication license in response to the authentication request being an offline authentication request, wherein the authentication license includes access control information of a chip and a user stamp generated based on user information; and enabling access of the debugger to a resource of the chip based on the access control information, wherein the performing of the offline authentication comprises: transmitting an offline challenge to the debugger, wherein the offline challenge is generated by the chip based on an identifier of the chip; receiving, from the debugger, a second signature corresponding to the offline challenge; and verifying the second signature based on the offline challenge, using the user stamp included in the authentication license as an offline authentication public key.

Abstract: A battery cell described includes a housing, a sealing member, an electrode terminal, and a first insulating member. A wall part of the housing includes a body and a flange, the body is provided with a first through hole, and the flange is arranged around the first through hole. The sealing member is at least partially arranged around the first through hole. Each electrode terminal is at least partially located in a space defined by the flange, and the sealing member is at least partially sandwiched between the electrode terminal and the body. The first insulating member is located between the flange and the electrode terminal. The flange includes a pressing portion and a first connection portion, the first connection portion connects the body to the pressing portion, the pressing portion presses against the electrode terminal through the first insulating member.

Abstract: The present application discloses a battery cell, a battery, and an electrical apparatus, wherein the battery cell includes an electrode assembly, a shell, and an electrode terminal; the electrode assembly is at least partially accommodated in the shell; the electrode terminal is electrically connected to the electrode assembly; the electrode terminal is arranged on a wall portion of the shell, the electrode terminal includes a first metal layer and a second metal layer that are made of different materials; in the thickness direction of the wall portion, the first metal layer is located on one side of the second metal layer facing the electrode assembly; the first metal layer and the second metal layer are connected to form a connecting interface, and at least a part of the connecting interface is a curved surface.

Abstract: A developing cartridge includes: a housing, including a bottom housing and a top cover combined with each other, where a cavity for accommodating a toner is formed between the bottom housing and the top cover, the bottom housing includes a bottom side plate located on a lower side, and the bottom side plate has a lower surface facing downward; a developing member, disposed in the housing and extending in a first direction; an adjustment member, contacting the developing member and configured to adjust a thickness of a toner layer on a surface of the developing member; a conductive member, disposed at a first end of the housing in the first direction; a chip, disposed at a second end of the housing in the first direction; a rib, protruding downward from the lower surface; and a protective plate, combined with the bottom housing and covering the rib.

Abstract: A housing, a battery cell, a battery, and an electrical device. An end portion of the housing along a first direction is provided with a housing opening, the housing comprises a first side plate and a second side plate arranged along the circumferential direction of the housing opening, a connecting plate is connected to the first side plate and the second side plate, at least part of an outer surface of the connecting plate comprises a curved face, the connecting plate comprises a first plate portion and a second plate portion, and on the first direction, the second plate portion is located on the side of the first plate portion close to the housing opening. The maximum thickness of the second plate portion is greater than or equal to the maximum thickness of the first plate portion.

Abstract: A fully-automatic photography method for a fundus image includes moving a lens of the fundus camera to align with the pupil, controlling the lens to approach the eyeball and capturing an image, the image being formed by an illuminating beam reflected by the cornea, determining a working distance by using the image, adjusting the focal length, capturing a fundus image, and determining a photography focal length by using the fundus image, and photographing a fundus image by using the photography focal length on the working distance.

Abstract: A method for fabricating a semiconductor device, where the method includes loading a substrate into a plasma chamber, the substrate including a patterned mask layer with an opening exposing a layer-to-be-patterned; and performing a number of cycles of a first plasma etch process, the first plasma etch process including: a first deposition step to conformally deposit a layer including an organic material including a fluorocarbon over the substrate, a deposition-etch step to sputter deposit a target material from a target electrode of the plasma chamber and extend the opening into the layer-to-be-patterned using an anisotropic self-limiting plasma etch process, and a first flush step to remove remaining organic material.

Abstract: A battery and an electric device are provided. The battery includes a battery case and a cell assembly. The battery case includes a case cover and a frame, where the case cover is disposed on the frame and encloses with the frame to form an accommodating cavity, the case cover is configured to be connected to an external frame body, the cell assembly is accommodated in the accommodating cavity, and the cell assembly is connected to the case cover.

Abstract: Embodiments of the disclosure relates to method, apparatus, device and a storage medium for interface interaction. The method provided by the disclosure includes: presenting a plurality of media components in a target style in a target interface, the target style indicating that at least a portion of the plurality of media components is organized in a plurality of columns or rows; triggering a first media component to play a corresponding first media content; determining whether the first media component satisfies a switching condition, in response to determining that a display position of at least one media component satisfies a trigger condition; and triggering, in response to the first media component satisfying the switching condition, a second media component in the at least one media component to play a corresponding second media content. In this way, the embodiments of the present disclosure may improve the presentation efficiency of the media content.

Abstract: A control method for realizing manipulation of Bluetooth headset and intercom network is disclosed. Where the Bluetooth headset is configured with a sensor and a Bluetooth RF module, and the sensor is configured to, detect acceleration values of x-axis, y-axis and z-axis in real time; identify a change of the acceleration values as a specific operation action in response to the acceleration values of one or more axes of the x-axis, y-axis and z-axis exceeds a threshold value; and turn on a corresponding operation of the Bluetooth headset. When the threshold value is a first threshold value, the Bluetooth headset turns on a Bluetooth pairing function. When the threshold value is a second threshold value, the Bluetooth headset turns on a Bluetooth teaming function. The control method can realize fast and accurate control of pairing and intercom functions of the Bluetooth headset, and thereby enhancing effect of a user's experience.

Abstract: Embodiments of the present application provide a case of a battery, a battery, a power consuming device, and a method and an apparatus for manufacturing a battery. The case may comprise: a cooling component, a liquid collection structure being arranged on the cooling component, and the liquid collection structure being configured to gather a condensate generated by the cooling component; and a first wall, a liquid storage structure being arranged on the first wall, the liquid storage structure being arranged corresponding to the liquid collection structure, and the liquid storage structure being configured to collect the condensate gathered by the liquid collection structure.

Abstract: A sight includes a main body and an objective lens piece. The main body includes a connection end. A first electric connection assembly is arranged on an end surface of the connection end of the main body. A first connection member is arranged around the first electric connection assembly. A second electric connection assembly is arranged on one end surface of the objective lens piece. A second connection member is arranged around the second electric connection assembly. The second connection member is detachably connected in the first connection member to make the objective lens piece detachably connected to the main body. When the second connection member is connected in the first connection member, the second electric connection assembly is abutted to the first electric connection assembly to make the objective lens piece electrically connected to the main body.

Abstract: The disclosure provides techniques for map optimization for a localization and mapping system. The map optimization method includes segmenting, based on a preset segmentation condition, a trajectory tracked by the localization and mapping system to obtain a plurality of segments of the trajectory, each segment being partitioned into a head part, an interior part and a tail part; performing a global optimization process based on frames in the head and tail parts of each segment to obtain optimized mapping results for the frames in the head and tail parts of the segment; estimating optimized mapping results for frames in the interior part of each segment based on the optimized mapping results for the frames in the head and tail parts of the segment; and updating a map built by the localization and mapping system according to the optimized mapping results for the frames in each segment.

Abstract: Provided is a display panel. The display panel has a display region and a non-display region disposed outside the display region, and includes: a first substrate; a plurality of light emitting elements disposed within the display region; and a plurality of first pads disposed within the non-display region, wherein the plurality of first pads are configured to be electrically connected to the plurality of light emitting elements and electrically connected to a driver assembly, the plurality of first pads are arrayed in a plurality of rows, and the plurality of rows of the first pads are sequentially arranged along a direction departing from the display region; wherein areas of orthographic projections of the rows of the first pads on the first substrate progressively decrease in a direction approaching the display region.

Abstract: A power tool includes a handle assembly, a power supply, and a temperature control module; where the handle assembly includes a left grip and a right grip, where a first end of the left grip is coupled to a body of the power tool, a second end of the left grip is coupled to a first end of the right grip, and a second end of the right grip is coupled to the body of the power tool; the temperature control module is coupled to the handle assembly and the power supply separately; and the power supply is configured to power the temperature control module so that the temperature control module is configured to heat the handle assembly.

Abstract: A battery cell, a battery, and an electric device are disclosed. The battery cell includes a housing, a pressure relief mechanism, and a reinforcement member. The housing has a first wall portion, and the first wall portion is provided with a first groove. The pressure relief mechanism is disposed on the first wall portion. The reinforcement member is at least partially accommodated in the first groove, and the reinforcement member is disposed around the pressure relief mechanism. The reinforcement member is accommodated in the first groove, reducing the height by which the reinforcement member protrudes beyond the first wall portion. The reinforcement member is at least partially accommodated in the first groove, which can enhance the rigidity and strength at the position where the first groove is provided, thereby improving the strength and rigidity of the first wall portion without significantly increasing its weight.

Abstract: Systems and methods are provided to improve data retrieval from a cache memory by using semantic matching to retrieve data from the cache memory. The system includes a two-tiered cache system, with a first tier implementing “key-value” pairs, and a second tier that includes a table that is configured as an artificial intelligence (AI) search indexed source. When a new input does not have a matching “key” at the first tier, the system performs a semantic search at the second tier of the cache to determine if relevant data is stored in the cache. The current systems and methods increase the likelihood of obtaining data for queries from the cache memory, reduce the response time to the queries, improve search consistency, reduce computing resource utilization, improve system performance, and reduce costs.

Abstract: A secondary battery includes: a case; an electrode assembly disposed within the case and including a main body and two tabs; a cap assembly including a cap plate, a lower insulating member and an explosion-proof valve, the explosion-proof valve being disposed on the cap plate, the lower insulating member being disposed on a side of the cap plate close to the electrode assembly and including an inner side surface, an outer side surface, and a concave portion recessed from the inner side surface toward the outer side surface, the concave portion being in position corresponding to the explosion-proof valve, and the concave portion being used to buffer an expansion amount of the main body; and an insulating plate located on a side of the lower insulating member close to the electrode assembly and including a shielding segment which at least partially shields the concave portion.