Abstract: A lithium-ion battery includes a positive electrode plate, a negative electrode plate and a separator provided between the positive electrode plate and the negative electrode plate. The separator includes a base film; and the puncture force A of the separator, the thickness B of the base film, the puncture force C of the positive electrode current collector, the thickness D of the positive electrode current collector, the puncture force E of the negative electrode current collector and the thickness F of the negative electrode current collector satisfy a specific ratio, the contact between the positive electrode and the negative electrode under mechanical abuses can be reduced, thereby decreasing the formation of short circuit points, reducing heat generation, lowering the probability of thermal runaway, and improving the safety performance of the battery.

Abstract: System, method, and various embodiments for an extensibility and code generation system leveraging LLM capabilities, are described herein. An embodiment operates by receiving, via a user interface, a command to update an application. Metadata of the application, including one or more data elements associated with the update are retrieved and displayed via the user interface. New code corresponding to the update is generated and provided for display. The new code, corresponding to the update, is integrated into the application and made available to one or more users.

Abstract: A countercurrent extraction device for spinning includes an extraction box containing extraction liquid, and the extraction box is provided with a plurality of partition assemblies, and the extraction box is partitioned into a plurality of extraction chambers by the partition assemblies; each of the partition assemblies includes a first plate and a second plate, two ends of the first plate are fixedly connected to two sidewalls of the extraction box, and a first gap is provided between a lower edge of the first plate and a bottom wall of the extraction box; a lower edge of the second plate is connected to the bottom wall of the extraction box, a second gap is provided between a top edge of the second plate and a top wall of the extraction box, and heights of a plurality of second plates are gradually decreased along a flow direction of the extraction liquid.

Abstract: Proposed is a photocatalytic complex. The photocatalytic complex includes a photocatalyst, and an iodine compound layer formed on a surface of the photocatalyst to cover the same and containing an iodine compound. The present disclosure enables selective degradation of hydrophilic volatile organic compounds by the use of the photocatalyst coated with the iodine compound.

Abstract: A disconnect module for engaging/disengaging a first component from a first shaft includes a clutch member rotatably mounted on the first shaft, a drive member axially arranged between the first component and the clutch member and connected to the first component. The clutch member can reciprocate axially to engage/disengage from the drive member. A reset assembly applies pressure to the clutch member towards a disengagement direction for disengaging from the drive member, and an actuator including an action end that can reciprocate axially. A pressing assembly configured to connect the action end with the clutch member, so under the pressure applied by the reset assembly, one reciprocating movement of the action end brings the clutch member from a disengaged state to an engaged state and maintains the engaged state until a next reciprocating movement of the action end brings the clutch member from the engaged state to the disengaged state.

Abstract: The disclosure provides a lithium-ion battery that satisfies the equation (2M+3)2(S+2)2/W?20, where M=exp(m1/d1)+(d1?2)(m1?0.26). Wherein, m1 is the tensile strength of the negative electrode current collector in the length direction, and d1 is the thickness of the negative electrode current collector. Additionally, S=exp(m2/d2)+(d2?2)(m2?0.16), wherein m2 is the puncture strength of the separator, and d2 is the thickness of the substrate within the separator. Furthermore, W=(((exp(?10q))/(??6)+exp(10q))(d3?13.5)(??3.5))/100. This disclosure effectively addresses the issue of pressure exerted on the battery casing due to volume swelling of the negative electrode material, thereby significantly enhancing the battery's cycle life and safety performance.

Abstract: The present application relates to the technical field of a macromolecular material, and particularly to a creep-resistant fiber and a preparation method thereof. The creep-resistant fiber includes the following components: ultra-high molecular weight polyethylene, epoxy resin, graphene, nano-silicon carbide and mica. The preparation method thereof is that: S1. preparing an ultra-high molecular weight polyethylene fiber spinning solution; S2. swelling and performing extrusion spinning to obtain a filament; S3. after spinning, passing the filament through a spinneret plate, and shock cooling in a cold water bath; S4. preparing a crosslinking modification solution; S5. conducting ultrasonic extraction; S6. drying and hot stretching to obtain a creep-resistant ultra-high molecular weight polyethylene fiber.

Abstract: Disclosed herein are related to a device that can include a first circuit and second circuit each configured for a communications protocol, the second circuit configured to determine a loss caused by an interference from the first wireless communications protocol. The device includes a controller circuit configured to: determine, in response to the loss and according to a state of the circuits, a configuration for operating at least one of the first circuit or the second circuit. The state includes a power of a signal of the second wireless communication protocol, and at least one of: a frequency of the first circuit, a modulation of the first circuit, a power of a signal of the first wireless communications protocol or a frequency of the second circuit. The device can apply the configuration to at least one of the first circuit or the second circuit to adjust the loss.

Abstract: A reconsolidated bamboo beam-column joint connected by a subassembly and a design method thereof are provided. Rectangular shear steel plates and vertical steel plates in embedded steel plates form an H-shaped section, and left and right ends of the vertical steel plates are embedded in mortises of a reconsolidated bamboo column and a reconsolidated bamboo beam respectively, thereby effectively improving bearing capacity of the joint. A half tenon is provided with an elliptical bolt hole in a penetrating manner and connected to the reconsolidated bamboo column by a bolt, and the half tenon is rotatable along a center of the elliptical bolt hole and movable along a long axis of the elliptical bolt hole, so that the energy is dissipated through friction between the reconsolidated bamboo half tenon and mortises, excellent energy consumption ability of the half tenon structure is exerted, and the anti-pulling resistance of the tenon is improved.

Abstract: Disclosed are a separator and a battery including the separator. The separator includes a base material layer and a first coating layer, the base material layer has a porous structure, the porous structure has pores, the first coating layer is located on inner walls of the pores, the first coating layer includes a first lithium-containing compound, and a ratio of a thickness of the first coating layer to a pore diameter of the pores ranges from 1:4 to 1:500. The separator in the present disclosure has good electrolyte solution infiltration and an excellent ion conductivity. The battery including the separator in the present disclosure has excellent performance during high-rate charge and discharge and low-temperature and high-temperature charge and discharge.

Abstract: Systems for wireless communication may include a first transmitter for providing a first transmission signal and a second transmitter for providing a second transmission signal. A combiner may receive the first and second transmission signals and combine them into a combined signal. A power amplifier may combine and amplify the combined signal. A diplexer may separate the amplified, combined signal into a first amplified transmission signal corresponding to the first transmission signal and a second amplified transmission signal corresponding to the second transmission signal. At least one antenna may receive and wirelessly transmit the first and second amplified transmission signals. Various other methods, systems, and computer-readable media are also disclosed.

Abstract: A disconnect module for engaging/disengaging a first shaft with a first component includes a connecting shaft arranged coaxially with the first shaft, one end of which is rotatably supported on the first shaft, and the other end connected to the first component, and a sliding sleeve on outer sides of the first shaft and the connecting shaft. The sliding sleeve is rotatably connected to the first shaft and can reciprocate axially by an axial distance to engage/disengage from the connecting shaft and includes a circumferential groove open to the outside. The module also includes a motor, a speed reducer connected to the motor and including an output shaft, and a drive block connected to the output shaft and extending into the circumferential groove and driven by the speed reducer to rotate, thereby driving the sliding sleeve to reciprocate axially. A mechanical position-limiting mechanism is provided on the output shaft.

Abstract: A disconnect module for engaging/disengaging a first component from a first shaft includes a clutch member rotatably mounted on the first shaft, a drive member axially arranged between the first component and the clutch member and connected to the first component. The clutch member can reciprocate axially to engage/disengage from the drive member. A reset assembly applies pressure to the clutch member towards a disengagement direction for disengaging from the drive member, and an actuator including an action end that can reciprocate axially. A pressing assembly configured to connect the action end with the clutch member, so under the pressure applied by the reset assembly, one reciprocating movement of the action end brings the clutch member from a disengaged state to an engaged state and maintains the engaged state until a next reciprocating movement of the action end brings the clutch member from the engaged state to the disengaged state.

Abstract: Disclosed are a battery separator and a battery. The battery separator includes a substrate, a first coating layer and a second coating layer, and the first coating layer and the second coating layer are arranged opposite to one another on two sides of the substrate; the first coating layer includes first polymer particles and inorganic particles; and the second coating layer includes second polymer particles; Dv10 of the first polymer particles is denoted as A, and Dv50 of the first polymer particles is denoted as B; Dv90 of the inorganic particles is denoted as C; and 0.2?A/C?5; and 1?B/C?40. The battery separator of the present disclosure adheres well to an electrode plate in a battery cell, giving the battery cell excellent low-temperature dynamic performance. Meanwhile, the battery containing the battery has excellent safety performance and cycling performance.

Abstract: Disclosed are a positive electrode plate, a battery cell, and a battery. The positive electrode plate includes a current collector, an active material layer, a first and a second insulation layer, where the current collector includes a first and a second surface disposed opposite each other; first surface includes a first, a second, and a third region along a short side; and second surface includes a fourth, a fifth, and a sixth region along a short side; active material layer is disposed in second and fifth region; first insulation layer is disposed in the first, third, fourth, and sixth region; and second insulation layer is disposed on active material layer and first insulation layer. The positive and negative electrode plate have a same width, to resolve a problem of poor coverage of a positive electrode and a negative electrode, thereby greatly improving safety of a battery.

Abstract: An example method includes selecting, by a computing device, a plurality of frequency bands for communicating with at least one node of a wireless network, each of the plurality of frequency bands corresponding to a respective communication channel; receiving, by the computing device, a frequency block that encompasses the selected plurality of frequency bands; demodulating, by the computing device and to a baseband domain, the frequency block; and decoding, by the computing device and based on the demodulated frequency block, a respective signal for each of the plurality' of frequency bands.

Abstract: Disclosed are a composite separator and an electrochemical apparatus. The composite separator includes a polymer film and a functional coating disposed on at least one surface of the polymer film, where the functional coating contains inorganic particles and organic particles; a particle size D901 of the inorganic particles and a particle size D902 of the organic particles satisfy: 0.01×D902?D901?0.5×D902, where D901 and D902 represent particle sizes of inorganic particles and organic particles, respectively, at a cumulative volume of 90% from small particle sizes in the volume-based particle size distribution. The composite separator has excellent thermal shrinkage-resistant performance and interface bonding performance, and can take both cycling performance and high safety of an electrochemical apparatus into account when being used in the electrochemical apparatus.

Abstract: The coastal ecosystem carbon pool estimation method of the invention belongs to the field of environmental assessment, and includes the following steps: (a) determining the spatial boundary of the coastal ecosystem; (b) determining the dominant plant classification area of the coastal ecosystem; (c) calculating the carbon source of the freshwater plant dominant area; (d) size setting of carbon source sampling point in coastal ecosystem; (e) sampling method of carbon source sampling point in coastal ecosystem; (f) carbon source estimation method in coastal ecosystem.

Abstract: The present application provides a tab and a battery including the tab. The tab includes a metal conductor and an insulation sealing gasket, where the insulation sealing gasket includes a heat-sealing outer layer, an outer transition layer, a core layer, an inner transition layer and a low-softening-point inner layer connected in sequence. The tab of the present application is able to fully guarantee the bonding sealing performance and electrolyte resistance performance of the tab, ensuring the safety performance of the battery. At the same time, it is also able to effectively reduce the heat-sealing temperature and heat-sealing time, shorten the time of packaging, greatly reduce the production energy consumption, and improve the production efficiency. Moreover, it is also able to meet the safe use of the battery under high voltage, large current or direct high temperature conditions.

Abstract: Disclosed are a conductive hot melt adhesive, a conductive insulating tape, and a battery, where the conductive hot melt adhesive includes a matrix and a conductive filler. A Vicat softening temperature of the conductive hot melt adhesive ranges from 60° C. to 130° C., and the conductive hot melt adhesive is solid in a first state and may soften and flow in a second state. The conductive hot melt adhesive is disposed between a positive electrode component and a negative electrode component of a battery. When a temperature is lower than the Vicat softening temperature of the conductive hot melt adhesive, the positive and negative electrode components cannot be conducted via the conductive hot melt adhesive; when the temperature is higher than the Vicat softening temperature, the conductive hot melt adhesive softens and flows, thereby conducting the positive and negative electrode components.