Abstract: A turntable mechanism, a cleaning device and a sample analyzer are provided. The turntable mechanism includes a turntable. A plurality of circles of placement part groups for placement of reaction vessels are formed on the turntable; all the placement part groups are disposed at intervals from inside to outside along a radial direction of the turntable; at least one circle of through hole group is formed between every two adjacent circles of the placement part groups; and all placement parts in each circle of the placement part group and all through holes in each circle of the through hole group are arranged at intervals along a circumferential direction of the turntable. Each circle of the placement part groups and the circles of the through hole groups are all disposed concentrically with the turntable.

Abstract: An incubation device, an incubation system and a sample analyzer are provided. The incubation device includes: a bearing portion, having a first bearing region and a second bearing region, wherein a first bearing hole is provided in the first bearing region, and a second bearing hole is provided in the second bearing region; and a cover plate structure, disposed on the second bearing region and having an opening position and a covering position. When the cover plate structure is at the covering position, the cover plate structure covers an upper side of the second bearing region, and when the cover plate structure is at the opening position, the cover plate structure avoids the second bearing region to expose the second bearing hole.

Abstract: A metal oxide product for manufacturing a positive electrode active material for lithium-ion rechargeable batteries comprises one or more oxides of one or more metals M?, wherein M? comprises: Ni in a content x between 20.0 mol % and 100.0 mol %, relative to M?, Co in a content y between 0.0 mol % and 60.0 mol %, relative to M?, Mn in a content z between 0.0 mol % and 80.0 mol %, relative to M?, D in a content a between 0.0 mol % and 5.0 mol %, relative to the total atomic content of M?, wherein D comprises at least one element of the group consisting of: Al, B, Ba, Ca, Cr, Fe, Mg, Mo, Nb, S, Si, Sr, Ti, Y, V, W, Zn, and Zr, wherein x+y+z+a=100.0 mol %, wherein the metal oxide product comprises secondary particles each comprising a plurality of primary particles.

Abstract: The present invention provides a process is presented for preparing a positive electrode active material for rechargeable lithium ion batteries. The process comprises a sintering step having a short sintering time. This improves the production throughput. More particularly, the process applies to positive electrode active material powders having a general formula Li(1+a)(NixMnyCozMec)(1?a)O2, wherein Me comprises at least one element of the group consisting of Al, Mg, Ti, Zr, W, Nb, B, and Sr, with ?0.1?a?0.1, 0.33?x?0.95, 0?y?0.35, 0<z?0.35, 0?c?0.05, and x+y+z+c=1. The sintering step is performed for a predefined sintering time ts, expressed in hours, and at a predefined temperature Ts, expressed in ° C., such that 0.3?ts?6.0, and 1140+50 Log10 (6/t)?580 x?Ts?1245+50 Log10(6/ts)?580 x.

Abstract: An Ethernet Physical layer (PHY) device includes a PHY interface and PHY circuitry. The PHY interface is configured to connect to a physical link. The PHY circuitry is configured to generate layer-1 frames that carry data for transmission to a peer Ethernet PHY device, to insert among the layer-1 frames one or more management frames that are separate from the layer-1 frames and that are configured to control a General-Purpose Input-Output (GPIO) port associated with the peer Ethernet PHY device, to transmit the layer-1 frames and the inserted management frames, via the PHY interface, to the peer Ethernet PHY device over the physical link, for controlling one or more operations of the GPIO port associated with the peer Ethernet PHY device, and to receive, via the PHY interface, one or more verifications acknowledging that the one or more management frames were received successfully at the peer Ethernet PHY device.

Abstract: An epitaxial growth device is provided, which includes an induction coil and a reaction body, and the induction coil is disposed along a circumferential direction of the reaction body; and the reaction body includes a heating base and a plurality of trays, wherein the heating base includes a plurality of workspaces, the plurality of trays are disposed in the plurality of workspaces, respectively, and each of the plurality of trays is disposed in a corresponding workspace; wherein each of the plurality of trays is configured to support a substrate, and each of the plurality of trays is capable of independently rotating relative to the heating base.

Abstract: A bimodal lithium transition metal oxide based powder mixture comprises a first and a second lithium transition metal oxide based powder. The first powder comprises particles of a material A comprising the elements Li, a transition metal based composition M and oxygen. The first powder has a particle size distribution characterized by a (D90?D10)/D50?1.5. The second powder comprises a material B having single crystal particles, said particles having a general formula Li+bN??bO2, wherein ?0.03?b?0.10, and N?=NixM?yCozEd, wherein 0.30?x?0.92, 0.05?y?0.40, 0.05?z?0.40 and 0?d?0.10, wherein M? is one or both of Mn or Al, and E is a dopant different from M?. The first powder has an average particle size D50 between 10 and 40 ?m. The second powder has a D50 between 2 and 4.5 ?m. The weight ratio of the second powder in the mixture is between 15 and 60 wt %.

Abstract: An apparatus includes a receiver configured to receive, from a base station, a control message indicating a sidelink resource pool. The apparatus further includes a transmitter configured to perform, after receiving the control message, a sidelink transmission using one or more sidelink resources. Based on a speed exceeding a threshold speed, the one or more sidelink resources include one of a first sidelink resource of the sidelink resource pool or a preconfigured sidelink resource. The one or more sidelink resources include the first sidelink resource based on the first sidelink resource being associated with a high speed flag. The one or more sidelink resources include the preconfigured sidelink resource based on a time interval since a previous sidelink transmission failing to exceed a threshold time interval and further based on the sidelink resource pool failing to indicate a resource associated with the high speed flag.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first device may detect that a vehicle-to-everything (V2X) system information block (SIB) or reconfiguration information is unavailable based at least in part on a first subscription of the first device satisfying a condition. The first device may determine the V2X SIB or reconfiguration information associated with the first subscription based at least in part on V2X SIB or reconfiguration information associated with a second subscription of the first device. The first device may perform, to one or more of a network node or a second device and using the first subscription, a V2X transmission using the V2X SIB or reconfiguration information associated with the second subscription. Numerous other aspects are described.

Abstract: A conductive bar, a conductive bar assembly, and a vehicle electrical device system. The conductive bar is configured to be electrically connected between two electrical devices, and the conductive bar includes at least one connecting section. The elastic modulus of the connecting section is E, the width of the connecting section is ?, the thickness of the connecting section is ?, and the thickness ? of the connecting section satisfies: ?{square root over (??3/E)}???10?{square root over (??3/E)}, wherein ?=0.085 Gpa/mm, the units of ? and ? are both mm, the unit of E is Gpa, and E is in the range of 55 Gpa to 120 Gpa.

Abstract: The present disclosure provides a printing system and a method for controlling a printing system. The printing system is used to print on a board, and includes at least one pair of adjustment assemblies. Each of the at least one pair of adjustment assemblies includes a carrying component, an alignment component and a drive component. The carrying component is configured to carry the board. The drive component is configured to be capable of driving the carrying component and the alignment component to move and is configured to adjust a distance between an upper surface of the carrying component and an upper surface of the alignment component to be equal to the thickness of the board.

Abstract: A code coverage rate determining method, comprising: obtaining coverage rate test data to be processed and determining a code branch corresponding to the coverage rate test data to be processed, the coverage rate test data to be processed indicating a coverage rate of a software code corresponding to a first code change record identifier; obtaining historical coverage rate test data corresponding to the code branch, the historical coverage rate test data indicating a coverage rate of a software code corresponding to a second code change record identifier; in case that the first code change record identifier or the second code change record identifier includes a latest code change record identifier corresponding to the code branch, merging first coverage rate test data into second first coverage rate test data in accordance with the position of the first software code in the second software code, to obtain target coverage rate test data.

Abstract: The present disclosure provides a printing system for printing a first board and a second board, the printing system including a conveying mechanism, a vacuum device and a drive component. The conveying mechanism is used to carry the first board. The vacuum device is used to carry the second board. The drive component drives at least one of the conveying mechanism and the vacuum device to enable the conveying mechanism or the vacuum device to drive the carried board. The present disclosure is directed to different types of boards, and printing of different types of boards is accomplished by controlling the components for carrying and driving the boards without dismounting or removing the vacuum device.

Abstract: A holding mechanism of a slicer, a crystal bar conveying structure and a slicer are provided. The holding mechanism of a slicer includes a holding seat and at least two limiting members. The at least two limiting members are movably disposed on the holding seat. An outer surface of the holding seat is provided with an accommodating groove. When the at least two limiting members are in the avoiding state, at least a part of each of the at least two limiting members is accommodated in the accommodating groove, so as to give way to a crystal bar holder in a moving process of the crystal bar holder. When the at least two limiting members are in the limiting state, at least a part of each of the at least two limiting members protrudes out from the outer surface of the holding seat to abut against the crystal bar holder.

Abstract: A method and device for issuing an identity certificate to a blockchain node in a blockchain network includes issuing a first identity certificate to a first terminal. a second identity certificate issuance request that is from the first terminal and that is made by using the first identity certificate is received and a second identity certificate is issued to the first terminal, which forwards the second identity certificate to a second terminal. A third identity certificate issuance request that is from the second terminal and that is made by using the second identity certificate is received and a third identity certificate is issued to the second terminal, which forwards the third identity certificate to a third terminal.

Abstract: A positive electrode composition for a rechargeable battery, the composition comprising a first and a second powderous lithium metal oxide, the first lithium metal oxide comprising either one or more of Ni, Mn and Co, the second lithium metal oxide powder having either: the formula LixWM?yOz, M? being a metal having a valence state of +2 or +3, with 0<y?1, 3?x?4, 5?z?6, whereby x=(2*z)?[y*(valence state of M?)]?(valence state of W).

Abstract: Disclosed is a top surface wave antenna of a spherical Tokamak, comprising a feedback waveguide, a brim, sub-waveguides, and a metal base. The lower end of the feed waveguide is connected to one end of the metal base, and one side of the feed waveguide is connected to the brim. The brim is towards a length direction of the metal base. A plurality of sub-waveguides are arranged on the metal base at equal intervals, the tops of the sub-waveguides are not higher than the height of the metal base, and the sub-waveguides are arranged in a rising line trend. The feed waveguide serves as a microwave input port. The top surface wave antenna of the spherical Tokamak is mainly used in a high-power Tokamak system and acts on the low-hybrid wave current driving together with an external antenna so as to obtain a better effect.

Abstract: An underframe boundary beam connecting structure suitable for a railway vehicle with a drum-shaped vehicle body is provided. An underframe boundary beam is a through long roll bending piece, a section of the through long roll bending piece is of a channel structure, and has a side face, an upper wing face, and a lower wing face. The side face has an inclination angle consistent with a side wall plate, an upper end of an outer side of the side face is provided with a concave platen, and the side wall plate is lapped on the concave platen and fixed by a butt welding; an inner end of the lower wing face is provided with a downwards vertical flanging, a vertical plate is welded and fixed between the upper wing face and the lower wing face.

Abstract: A handheld device for photography comprises a bracket and a handle which is separated from the bracket, and the bracket is detachably connected with the handle; the bracket is rotatably connected with a support and has an unfolded state and a folded state; wherein, when the support is in the folded state, the support is in close contact with the bracket; the bracket is internally provided with a magnetic attraction component for fixing electronic equipment.

Abstract: The disclosure relates to the technical field of polluted sediment remediation, and particularly relates to a biochar-enhanced grass blanket for remediating contaminated sediment and a preparation method thereof, and a method for remediating contaminated sediment. In the disclosure, the grass blanket for remediating contaminated sediment prepared by the method can not only efficiently absorb pollutants released from the contaminated sediment but also facilitate the entry of the root system of submerged plants into the contaminated sediment simultaneously, thereby improving the survival rate of the submerged plant and effectively ameliorating the matrix of the contaminated sediment.