Abstract: An anode material, a preparation method thereof, and a battery provided. The anode material includes a secondary particle, the secondary particle includes a plurality of agglomerated primary particles, and a primary particle of the plurality of primary particles includes an active material doped with iron element and nickel element, where the iron element accounts for a mass content of A ppm in the anode material, the nickel element accounts for a mass content of B ppm in the anode material, and 9.2?A/B?20. In the anode material provided, hardness of the nano-silicon is strengthened, thereby improving stability of the nano-silicon particles, reducing volume change of the anode material, and improving cycling stability of the battery.

Abstract: Provided are material and preparation method thereof, and battery. The anode material includes an active substance. Surface compactness of the anode material is ?, and ??80%. ? is measured by the following test methods: the anode material with mass of m1 g is soaked in a hydrofluoric acid solution with a mass fraction of 20% for 1 hour, then washed and dried to obtain m2 g of a material, and the surface compactness of the anode material is obtained through calculated, where ?=m2/m1×100%.

Abstract: The present application relates to an anode material and a lithium-ion battery. The anode material includes an active material including a porous matrix and a silicon matrix. At least a portion of the silicon matrix is distributed in pores of the porous matrix. In the infrared spectrum obtained by testing the anode material using an infrared spectrometer, there are a stretching vibration peak of SiH2 bond at a wave number of 2090 cm?1 and a stretching vibration peak of SiH bond at a wave number of 2000 cm?1. A ratio Z of an area of the stretching vibration peak of the SiH2 bond to an area of the stretching vibration peak of the SiH bond is in a range from 0.01 to 5.0. Within the above defined range, it indicates that the silicon matrix in the anode material mainly exists in the form of SiH bonds.

Abstract: Provided are anode material and battery. The anode material includes a carbon material and silicon material. The anode material has pores. An average shape coefficient of the anode material is F0, and 0.65?F0<1. The average shape coefficient F0 of the anode material is obtained through the following manners: ten anode material particles are randomly acquired, a cross-sectional area Sn and a circumference Cn of each anode material particle are measured, Fn=4*?*Sn/Cn2, where n is selected from natural numbers from 1 to 10, an average value of shape coefficients Fn of the 10 particles is calculated, and the average value is recorded as the average shape coefficient F0 of the anode material.

Abstract: Provided are a crystal form and salt of a phenothiazine compound, a preparation method therefor and a use thereof. A hydrochloride of the phenothiazine compound and a crystal thereof can be used as ferroptosis inhibitors, and the hydrochloride and the crystal thereof have relatively good solubility, stability, oral absorption bioavailability, and druggability.

Abstract: Provided are anode material and battery. The anode material includes a primary particle. The primary particle includes silicon grains. An average particle size of the silicon grains of the anode material measured at 25° C. is M0 nm. After the anode material is heated to 1000° C. under nitrogen protection and then subjected to temperature holding for 1 h, the average particle size of the silicon grains of the anode material measured at a temperature naturally cooled to 25° C. is M1 nm. A crystallization instability degree of the anode material is F, where F=(M1-M0)/M0, M1>M0, and 0.01?F?500.

Abstract: Provided are anode material, as well as lithium ion battery. Anode prepared from anode material act as working electrode, metal lithium act as reference electrode, metal lithium acts as counter electrode, and electrolyte contains metal lithium ions, forming three-electrode battery for charging and discharging, and when anode material is electrified in de-intercalation direction, graph of relationship between differential value dQ/dV obtained by differentiating potential V of working electrode based on reference electrode to charge and discharge capacity Q and potential V of working electrode is obtained; and in graph of relationship between dQ/dV and potential V, differential value dQ/dV at potential V between 20 mV and 80 mV has maximum peak value A1, and differential value dQ/dV of potential V between 120 mV and 210 mV has maximum peak value B1, where B1/A1?4.

Abstract: An anode material and a battery are provided. The anode material includes a secondary particle, and the secondary particle includes silicon primary nanoparticles; the silicon primary nanoparticles include at least one silicon grain, an average particle size of the silicon grains is Ds nm, and an average particle size of the silicon primary nanoparticles is Dn nm; and a crystallinity of the silicon primary nanoparticles is A, the A is equal to Dn/Ds, and the A is equal to or greater than 1 and equal to or less than 200.

Abstract: The present disclosure provides an anode material and a lithium ion battery. The anode material comprises a composite, and the composite comprises a carbon matrix and an active material located in the carbon matrix, the active material comprises primary particles and/or agglomerates and aggregates, and a proportion of the aggregates in a total number of the primary particles, the agglomerates and the aggregates is smaller than or equal to 30%. According to the anode material and the lithium ion battery provided by the present disclosure, the volume expansion of the anode material can be reduced, and the rate performance and the cycle stability of the anode material are improved.

Abstract: The invention discloses a benzimidazole or azabenzimidazole compound, a preparation method therefor and use thereof. The benzimidazole or azabenzimidazole compound has a structure shown in formula (I). Use of the compound and a pharmaceutically acceptable salt, a stereoisomer, a solvate or a hydrate thereof in preparing a GLP-1 receptor agonist and use thereof in preparation of a medicament for treating and/or preventing metabolic diseases.

Abstract: The present disclosure relates to a porous nano-silicon-based composite material, an anode and a lithium ion battery and a preparation method thereof. The silicon-based composite material comprises nano active particles and graphite, and the nano active particles comprise porous nano-silicon; The graphite has a pore structure in which the nano active particles are embedded, and/or the graphite has a layered structure in which the nano active particles are embedded; Compared with the traditional carbon-coated silicon anode material, the silicon-based anode material prepared by the present disclosure has the advantage of lower expansion rate and thus improves cycle performance.

Abstract: An optical module includes a circuit board and a lens assembly. A light monitoring chip and a light emitting chip are arranged on the circuit board and covered by the lens assembly covers. The lens assembly is provided with: a first bevel forming a first preset angle for receiving a light signal emitted by the light emitting chip and splitting the light signal into a first split light and a second split light; a second bevel forming a second preset angle; a third bevel forming a third preset angle; a fourth bevel forming a fourth preset angle. The first split light may change its transmission direction of via cooperation of the first, second and the first preset angle, and is transmitted to a first optical fiber array. The second split light is transmitted to the light monitoring chip via cooperation of the fourth and first preset angle.

Abstract: An anode material, a preparation method thereof, and a lithium ion battery provided. The anode material includes a core and a coating layer arranged on at least part of a surface of the core, where the core includes porous carbon and active material filling in pore structure of the porous carbon, the porous carbon has a first pore structure with a pore size less than or equal to 2 nm and a second pore structure with a pore size greater than 2 nm, a ratio of a pore volume of the first pore structure to a total pore volume of the porous carbon is greater than or equal to 40%, and the second pore structure has a filling ratio greater than or equal to 95%. The anode material can effectively inhibit volume expansion and have advantages of high rate performance, a high capacity, and good cycling performance.

Abstract: A display panel is provided. In a display region configured to display an image, the display panel includes a base substrate; thin film transistors and display elements on the base substrate; an encapsulating layer encapsulating the display elements; and a touch electrode layer including mesh electrodes on a side of the encapsulating layer away from the base substrate. The encapsulating layer includes at least an organic encapsulating sub-layer having a first thickness in at least a sub-region of the transition region, and a second thickness in the display region. The first thickness is smaller than the second thickness. The sub-region at least partially surrounds the first window region. A thickness of the organic encapsulating sub-layer in the sub-region of the transition region gradually decreases along a direction from the sub-region of the transition region toward the first window region.

Abstract: The present disclosure relates to an anode material, a preparation method thereof and a lithium-ion battery. The anode material comprises a carbon material. The carbon material comprises a carbon shell layer. A cavity is located inside the carbon material. The carbon shell layer encloses to form the cavity. The carbon shell layer has pores, and at least part of the pores runs through the carbon shell layer. In the anode material of the present disclosure, the carbon material possesses a cavity arranged inside it and pores in the carbon shell layer, so that the anode material can reserve enough space to withstand the expansion stress due to lithium intercalation, thereby improving the anti-expansion performance and cycle performance of the anode material.

Abstract: The embodiments of the disclosure provide a method, apparatus, device and storage medium for presenting information, which relate to the technical field of computers. The method includes: obtaining object search information, in response to the object search information being object category information, determining a target object category corresponding to the object search information, and presenting object information of a plurality of target objects corresponding to the target object category in a search result presentation page; where all the plurality of target objects are different, and object information of a target object includes object attribute information and image resource information of the target object. By employing the above technical solution, when the user is searching the object category, object information of a plurality of target objects different from each other corresponding to the target object category is presented in the search result page.

Abstract: A display panel is provided. In a display region configured to display an image, the display panel includes a base substrate; thin film transistors and display elements on the base substrate; an encapsulating layer encapsulating the display elements; and a touch electrode layer including mesh electrodes on a side of the encapsulating layer away from the base substrate. Mesh electrode lines of the mesh electrodes have a first line width in at least the sub-region of the transition region, and a second line width in the display region, the first line width being greater than the second line width.

Abstract: The present disclosure provides an anode material and a preparation method therefor, and a battery. The anode material includes a first silicon material layer, and a buffer layer, a second silicon material layer, and a coating layer, which are sequentially arranged on a surface of the first silicon material layer. The density of the first silicon material layer is less than the density of the second silicon material layer. The anode material of the present disclosure has controllable volume expansion, a stable electrolyte solution interface, and high reversible capacity.

Abstract: A vehicle seat having a seat cover including an outer cover, a padding layer, and a backing element that are joined together with stitches or a lamination joint. A seat cover retention apparatus is operatively connected to the backing element wherein a plurality of straps secure the backing element to the vehicle seat structure. Lateral side straps are secured to the backing element and extend through openings defined by the foam bun and are secured to the frame and/or the foam bun. A center strap is secured to the backing element and extends through a center opening to be secured to a back side of the foam bun and/or frame. The backing element may be an elastic strap or a layer of non-woven fleece material with slits for the straps. The straps may be elastic material or non-woven material.

Abstract: Systems and methods associated with a node in a Segment Routing network include, responsive to what services are support at a node in a Segment Routing network, creating a bitmap to represent the plurality of services supported at the node; and transmitting an advertisement with the bitmap such that the advertisement is a single advertisement of multiple services. This approach can reduce the advertisement of rout updates by orders of magnitude.