Abstract: A negative electrode material, including an oxygen-containing silicon material. In a Raman spectrum of the oxygen-containing silicon material, IA represents a peak intensity at a corresponding peak position of 140 cm?1±10 cm?1 in the Raman spectrum, ID represents a peak intensity at a corresponding peak position of 470 cm?1±10 cm?1 in the Raman spectrum, and IE represents a peak intensity at a corresponding peak position of 510 cm?1±10 cm?1 in the Raman spectrum; and 0<IA/ID<2, and 0?IE/IA<5. In this way, after the electrochemical device containing the negative electrode material is cycled, all crystalline silicon is converted into non-crystalline silicon, thereby decreasing the volume change of the negative electrode material in the electrochemical device and improving the cycle performance and expansion performance of the electrochemical device.

Abstract: A negative electrode material, and a negative electrode plate, an electrochemical device, and an electronic device including the same. The negative electrode material includes SiMxCy, where 0.5?x?2, 0.5?y?4, and M includes at least one of boron, nitrogen, oxygen, or aluminum; for SiMxCy, a particle size at a quantity accumulation degree of A % is DNA, a particle size at a volume accumulation degree of B % is DVB, and a half-peak width of a quantity distribution curve is ?DN; and 2 ?m?(DV50?DN50)?6 ?m, and 1?(DN99?DN1)/?DN?1.3. The use of the negative electrode material, and the negative electrode plate, the electrochemical device and the electronic device including the same according to the present application achieve good cycle performance and energy density.

Abstract: A negative electrode plate includes a current collector and an active substance layer provided on the current collector, where the active substance layer includes a silicon-based material, and a proportion by mass of element silicon in the active substance layer has a minimum value X1 and a maximum value X2 among different locations of a same area size, where a value of X1/X2 is M, and M?0.7; and a weight loss rate of the active substance layer under thermogravimetric (TG) analysis within 800° C. has a minimum value Y1 and a maximum value Y2 among different locations of a same area size, where a value of Y1/Y2 is N, and N?0.7. In this disclosure, the silicon-based material and a binder in the active substance layer are uniformly dispersed, improving C-rate performance and cycling performance of the electrochemical apparatus and reducing swelling of an electrode assembly.

Abstract: A refrigeration appliance includes a storage compartment, two side walls delimiting the storage compartment in a width direction of the refrigeration appliance, a push-pull container located within the storage compartment, a partition plate located above the push-pull container, and a protrusion located on at least one of the side walls. The protrusion is configured to provide a mounting position for the push-pull container and the partition plate. A recess for mounting the partition plate is provided on the protrusion. The partition plate is accommodated in the recess of the protrusion, which makes full use of the side wall space occupied by the protrusion, eliminates a need to provide an additional space for mounting the partition plate, and significantly improves space utilization efficiency.

Abstract: A can rack system for a refrigeration appliance can be provided for receiving, storing, and dispensing cans. The can rack system can include a compartment for storing cans. The can rack system can also include a top cover defining a top side of the compartment. Additionally, a first bottom flap and a second bottom flap can define a bottom side of the compartment. The first bottom flap can be positioned parallel to and a first distance from the second flap to produce a bottom gap in the bottom side of the compartment. Moreover, a first front flap and a second front flap can define a front side of the compartment. The first front flap can be positioned parallel to and a second distance from the second front flap to produce a front gap in the front side of the compartment.

Abstract: A negative electrode includes a negative current collector, a first negative active material layer and a second negative active material layer. The first negative active material layer is arranged on one side of a first portion of the negative current collector, and the second negative active material layers are arranged on two sides of a second portion, different from the first portion, of the negative current collector. A ratio of a weight per unit area of the first negative active material layer to a weight per unit area of the second negative active material layer on the negative current collector is 0.47 to 0.52, and a ratio of a compacted density of the first negative active material layer to a compacted density of the second negative active material layer is 0.9 to 1.1.

Abstract: A negative electrode material of this application includes silicon-based particles, where the silicon-based particles include: a silicon oxide SiOx, where x is 0.5 to 1.6; and a carbon layer, where the carbon layer covers at least a portion of a surface of the silicon oxide SiOx. In a Raman spectrum, a ratio of a height I1350 of the silicon-based particles at a peak of 1350 cm?1 to a height I1580 at a peak of 1580 cm?1 satisfies 0<I1350/I1580<5, and a ratio of a height I510 at a peak of 510 cm?1 to the height I1350 at the peak of 1350 cm?1 satisfies 0<I510/I1350<12. A lithium ion battery prepared from the negative electrode active material has improved first efficiency, cycling performance, and rate performance.

Abstract: A can rack system for a refrigeration appliance can be provided for receiving, storing, and dispensing cans. The can rack system can include a compartment for storing cans. The can rack system can also include a top cover defining a top side of the compartment. Additionally, a first bottom flap and a second bottom flap can define a bottom side of the compartment. The first bottom flap can be positioned parallel to and a first distance from the second flap to produce a bottom gap in the bottom side of the compartment. Moreover, a first front flap and a second front flap can define a front side of the compartment. The first front flap can be positioned parallel to and a second distance from the second front flap to produce a front gap in the front side of the compartment.

Abstract: A negative electrode includes a negative current collector, a first negative active material layer and a second negative active material layer. The first negative active material layer is arranged on one side of a first portion of the negative current collector, and the second negative active material layers are arranged on two sides of a second portion, different from the first portion, of the negative current collector. A ratio of a weight per unit area of the first negative active material layer to a weight per unit area of the second negative active material layer on the negative current collector is 0.47 to 0.52, and a ratio of a compacted density of the first negative active material layer to a compacted density of the second negative active material layer is 0.9 to 1.1.

Abstract: An anode material includes a lithiated silicon oxide material and a MySiOz layer. The lithiated silicon oxide material includes Li2SiO3, Li2Si2O5 or a combination thereof, and the MySiOz layer coats the lithiated silicon oxide material; M includes Mg, Al, Zn, Ca, Ba, B or any combination thereof; and 0<y<3, and 0.5<z<6. The anode material has high first discharge coulombic efficiency, high gram capacity, and good cycle performance.

Abstract: A shelf tray assembly has a bracket and a partition, where the partition includes a first partition. The bracket includes a sliding rail with a second section and a first section higher than the second section, and there is a first height difference between the first and second sections. The first partition is configured to reciprocate on the bracket along the sliding rail, and a movement path of the first partition includes a first position and a second position. When the first partition is located at the first position, the first partition is supported on the first section. When the first partition is located at the second position, the first partition is supported on the second section. The shelf tray assembly includes a lifting structure. A height difference when the first partition rises or falls can be effectively reduced, and a moving process of the first partition becomes smoother.

Abstract: A SiOC composite material is in the form of particles, where the particle includes a nucleus formed from a SiOC material, and the nucleus has a carbon fin present on the surface; and a short axis of a largest cross section of the nucleus of any one of the particles is a, a long axis is b, 0.8<a/b?1, and the particles have a porous structure. The SiOC composite material provided in the present invention has good stability, is not prone to swelling during the battery cycling, and has good conductivity, facilitating functions such as capacity performance and electron transport of the SiOC composite material as a silicon negative electrode material, and exhibiting excellent performances such as high capacity, long cycle life, and low swelling rate. This effectively solves the problems such as volume swelling and poor cycling performance in the battery charge-discharge cycles.

Abstract: A refrigeration appliance has a storage box with an open upper end. First and second hanging pins are disposed on a cover plate. The first hanging pin is hung in a first hanger loop and is movable in a front-rear direction and/or an up-down direction in the first hanger loop. The second hanging pin is hung in a second hanger loop and is movable in the front-rear direction and/or the up-down direction in the second hanger loop. The cover plate is movable in the front-rear direction and/or the up-down direction relative to the storage box to at least partially open and close the storage box. The first hanger loop includes an open section that enables the first hanging pin to enter the first hanger loop from the open section and the cover plate of the refrigeration appliance is thereby easy to install.

Abstract: A composite negative electrode material includes a Si-M-C composite material and graphene on a surface of the Si-M-C composite material, where M includes at least one of boron, nitrogen, or oxygen. Solid state nuclear magnetic resonance testing of the Si-M-C composite material shows that chemical shifts of element silicon include ?5 ppm±5 ppm, ?35 ppm±5 ppm, ?75 ppm±5 ppm, and ?110 ppm±5 ppm, and a peak width at half height at ?5 ppm±5 ppm satisfies 7 ppm<K<28 ppm. The composite negative electrode material and the negative electrode plate and electrochemical apparatus that use the composite negative electrode material have good cycling performance.

Abstract: A negative electrode material, and a negative electrode plate, an electrochemical device, and an electronic device including the same. The negative electrode material includes SiMxCy, where 0.5?x?2, 0.5?y?4, and M includes at least one of boron, nitrogen, oxygen, or aluminum; for SiMxCy, a particle size at a quantity accumulation degree of A % is DNA, a particle size at a volume accumulation degree of B % is DVB, and a half-peak width of a quantity distribution curve is ?DN; and 2 ?m?(DV50?DN50)?6 ?m, and 1?(DN99?DN1)/?DN?1.3. The use of the negative electrode material, and the negative electrode plate, the electrochemical device and the electronic device including the same according to the present application achieve good cycle performance and energy density.

Abstract: A negative electrode plate includes a current collector and an active substance layer provided on the current collector, where the active substance layer includes a silicon-based material, and a proportion by mass of element silicon in the active substance layer has a minimum value X1 and a maximum value X2 among different locations of a same area size, where a value of X1/X2 is M, and M?0.7; and a weight loss rate of the active substance layer under thermogravimetric (TG) analysis within 800° C. has a minimum value Y1 and a maximum value Y2 among different locations of a same area size, where a value of Y1/Y2 is N, and N?0.7. In this disclosure, the silicon-based material and a binder in the active substance layer are uniformly dispersed, improving C-rate performance and cycling performance of the electrochemical apparatus and reducing swelling of an electrode assembly.

Abstract: A method for video trimming includes: displaying a video trimming interface for a first video in a virtual screen in response to a first input caused by a motion of a head-mounted device when a user moves head, where the video trimming interface includes at least one trimming control; adjusting the at least one trimming control to a first position and a second position that are in the video trimming interface in response to a second input caused by a motion of the head-mounted device when the user moves head; and cutting out content between a first time point corresponding to the first position in the first video and a second time point corresponding to the second position in the first video to obtain a second video, where the first position and the second position are different positions of a same or different trimming controls in the video trimming interface.

Abstract: A support component for a tray component of a refrigeration appliance includes an outer frame, an inner frame, and a reinforcing member. The outer frame has a first open end, the first open end is configured for inserting at least one part of the reinforcing member into the outer frame. The inner frame is connected to the outer frame and at least one part of the reinforcing member is located between the inner frame and the outer frame. The support component with such a structure reduces the probability that the partial structure of a frame is damaged due to the compression of a reinforcing member. The tray component and the refrigeration appliance having the support component have a high product yield and are not likely to fall apart.

Abstract: A shelf tray assembly has a bracket and a partition, where the partition includes a first partition. The bracket includes a sliding rail with a second section and a first section higher than the second section, and there is a first height difference between the first and second sections. The first partition is configured to reciprocate on the bracket along the sliding rail, and a movement path of the first partition includes a first position and a second position. When the first partition is located at the first position, the first partition is supported on the first section. When the first partition is located at the second position, the first partition is supported on the second section. The shelf tray assembly includes a lifting structure. A height difference when the first partition rises or falls can be effectively reduced, and a moving process of the first partition becomes smoother.

Abstract: A refrigeration appliance has a storage box with an open upper end. First and second hanging pins are disposed on a cover plate. The first hanging pin is hung in a first hanger loop and is movable in a front-rear direction and/or an up-down direction in the first hanger loop. The second hanging pin is hung in a second hanger loop and is movable in the front-rear direction and/or the up-down direction in the second hanger loop. The cover plate is movable in the front-rear direction and/or the up-down direction relative to the storage box to at least partially open and close the storage box. The first hanger loop includes an open section that enables the first hanging pin to enter the first hanger loop from the open section and the cover plate of the refrigeration appliance is thereby easy to install.