Abstract: An optical construction (100) includes a lightguide (102), a transmissive reflector (112), and an optical sensor (114). The lightguide (102) includes a first major surface (104) and a second major surface (106) opposite to the first major surface (104). The first major surface (104) includes a first portion (108) and an adjoining second portion (110). The transmissive reflector (112) is disposed adjacent to the first major surface (104) of the lightguide (102). The optical sensor (114) is disposed adjacent to the transmissive reflector (112) opposite to the lightguide (102). The optical sensor (114) is aligned with the first portion (108) of the first major surface (104) of the lightguide (102), such that the optical sensor (114) receives at least a portion of light passing through the first portion (108) of the first major surface (104) and transmitted by the transmissive reflector (112).

Abstract: Disclosed by the present application are a method, master device and system for data communication. The method comprises: initiating a communication signal to an interface in an interface module; when response information from a slave device connected in the interface is received, adding physical ID information of the interface into an online queue, wherein the probability that interfaces in the online queue is subsequently initiated by the communication signal is higher than that of interfaces in an idle queue; and receiving data information transmitted by the slave device in the interface. The data communication master device of the present application comprises a communication signal initiation unit, an online interface identification unit and a data information receiving unit corresponding to the implementation of steps of the described method. Therefore, the communication network for multiple slave devices and a master device has high communication efficiency.

Abstract: A polypropylene composition, a preparation method therefor, and an article made therefrom, the polypropylene composition comprising: (a) 70-95% by weight of a crystalline homo-polypropylene having a isotactic pentad fraction of 96% or more and forming a continuous matrix phase in the polypropylene composition; (b) 5-30% by weight of an ethylene-propylene elastic copolymer containing 20-35% by weight of an ethylene structure unit and 65-80% by weight of a propylene structure unit, and forming a dispersed rubber phase in the continuous matrix phase, such that the rubber phase can at least partially deform under an orientation force and form an orientation state structure, wherein the ratio of melt mass flow rate measured at 230° C. and a 2.16 kg load of the crystalline homo-polypropylene and the polypropylene composition is 0.5-2.0.

Abstract: A nano-silicon-graphite composite negative electrode material with carbon coating and aluminum metaphosphate composite modification layer on surface and its preparation method are disclosed, which is mainly prepared from following components by mass percentage: 4-10 wt. % of aluminum metaphosphate, 10 wt. % of asphalt cracking carbon, 15 wt. % of spherical nano-silicon powder, and 71-65 wt. % of graphite powder. A nano-silicon powder is added to deionized water for ultrasonic dispersion to obtain a uniform dispersion, then graphite powder is added to mix uniformly, and then waterborne asphalt is added. After stirring and mixing evenly, spray drying is carried out, and the dried powder is compounded with metaphosphate for mechanical fusion. Finally, the same is transferred into vacuum furnace for high-temperature carbonization to obtain the product.

Abstract: A liquid crystal display panel (100) and a display apparatus (200). The liquid crystal display panel (100) includes a color filter substrate (1), an array substrate (2), and a sealant (3). An amorphous silicon layer (4) and a first interlayer dielectric (5) are provided between a shading layer (12) and a first substrate (11), a first through groove (12a) is formed in the shading layer (12) and the amorphous silicon layer (4), and a part of the sealant (3) is filled in the first through groove (12a) and is in direct contact with the first interlayer dielectric (5); and/or a planarization layer (22) is wrapped with a second interlayer dielectric (6), such that the planarization layer (22) is respectively separated from the sealant (3) and a second substrate (21), and the second interlayer dielectric (6) is in direct contact with the sealant (3). The phenomenon of film separation in a liquid crystal display panel is effectively alleviated, and the reliability of the liquid crystal display panel is improved.

Abstract: Disclosed by the present application are a method, master device and system for data communication. The method comprises: initiating a communication signal to an interface in an interface module; when response information from a slave device connected in the interface is received, adding physical ID information of the interface into an online queue, wherein the probability that interfaces in the online queue is subsequently initiated by the communication signal is higher than that of interfaces in an idle queue; and receiving data information transmitted by the slave device in the interface. The data communication master device of the present application comprises a communication signal initiation unit, an online interface identification unit and a data information receiving unit corresponding to the implementation of steps of the described method. Therefore, the communication network for multiple slave devices and a master device has high communication efficiency.

Abstract: A sports bra shock absorption effect evaluation method includes: allowing a subject to wear a sports bra for an experimental test, adhering a total of 43 infrared reflective mark points on the body, and completing preparation; allowing the subject naturally to stand on a treadmill, and acquiring static coordinate data; starting the treadmill, acquiring dynamic coordinate data for 5 minutes in sports when a speed in sports reaches 6-12 km/h, and immediately asking a subjective perception of the subject after doing sports; converting the dynamic coordinate data into coordinate data in which a thoracic vertebra point is defined as an origin, and calculating a square root index S of displacement amplitude data in the left-right direction and the up-down direction; and numerically sorting the displacement amplitudes according to the square root index S, and corresponding to subjective perceptions one by one to obtain hierarchical definitions for an existing bra.

Abstract: The present disclosure provides a display panel and a display device. The display panel includes a display region, a frame region surrounding the display region, a color filter substrate, and an array substrate opposite to the color filter substrate. A black matrix is disposed on a side of the color filter substrate facing the array substrate. The array substrate is provided with a grounding portion located in the frame region. The grounding portion is electrically connected to a portion of the black matrix located in the frame region through a conductive portion. The portion of the black matrix located in the frame region is provided with a first through groove surrounding the display region. The first through groove penetrates the black matrix along a thickness direction of the black matrix. A portion of the first through groove is located between the conductive portion and the display region.

Abstract: A method, a system, and a computer program product for validating a transaction. A received request to validate a transaction in accordance with one or more validation rules in a plurality of validation rules is executed. Based on the executed validation request, a validation certificate associated with the transaction is generated. Validity of the validation certificate is determined. The transaction is stored on a blockchain network upon determining that the validation certificate is valid. Storage of the transaction on the blockchain network is prevented upon determination that the validation certificate is invalid.

Abstract: An array substrate which includes a display region and a peripheral region surrounding the display region, the peripheral region includes a data line lead region and a driving circuit region, and the data line lead region is between the driving circuit region and the display region; the driving circuit region includes a driving circuit, the data line lead region includes a the plurality of data line leads, and the plurality of data line leads extend from the display region and are electrically connected with the driving circuit; and the data line lead region includes peripheral data line leads, a region of the peripheral region close to the peripheral data line leads includes at least one retaining wall configured to prevent plasma from affecting the peripheral data line leads. A method for fabricating an array substrate, a display panel, and a display device are also disclosed.

Abstract: Provided is an electrochemical biosensor for the detection of at least one analyte dissolved in an analyte solvent, including a capillary detection space and a plurality of electrodes, wherein the plurality of electrodes includes at least one working electrode having a measuring region positioned in the capillary detection space, which is provided with an immobile detection agent for interacting with the analyte, and wherein the plurality of electrodes further includes a counter electrode extending into the capillary detection space, and wherein the plurality of electrodes is electrically contactable outside the capillary detection space, wherein the capillary detection space has a volume in a range of ?10 ?l, wherein an oxygen-binding or oxygen-reactive inerting agent is further provided in the capillary detection space, which is positioned at least partially between the working electrode and an inlet opening of the capillary detection space.

Abstract: A method, a system, and a computer program product for validating a transaction. A received request to validate a transaction in accordance with one or more validation rules in a plurality of validation rules is executed. Based on the executed validation request, a validation certificate associated with the transaction is generated. Validity of the validation certificate is determined. The transaction is stored on a blockchain network upon determining that the validation certificate is valid. Storage of the transaction on the blockchain network is prevented upon determination that the validation certificate is invalid.

Abstract: The present disclosure provides a display panel and a display device. The display panel includes a display region, a frame region surrounding the display region, a color filter substrate, and an array substrate opposite to the color filter substrate. A black matrix is disposed on a side of the color filter substrate facing the array substrate. The array substrate is provided with a grounding portion located in the frame region. The grounding portion is electrically connected to a portion of the black matrix located in the frame region through a conductive portion. The portion of the black matrix located in the frame region is provided with a first through groove surrounding the display region. The first through groove penetrates the black matrix along a thickness direction of the black matrix. A portion of the first through groove is located between the conductive portion and the display region.

Abstract: A method for preparing a collagen from a chromium-containing tanned leather waste is disclosed. The method includes acid dechromation, obtaining a collagen aggregate, and converting the collagen aggregate to the collagen. The method also includes a reaction in a supercritical carbon dioxide reactor.

Abstract: Provided are an animal cell strain for use in producing a glycoprotein which uses a high-mannose sugar chain as a main N-glycan structure, a method for use in producing a glycoprotein by using the cell strain, a glycoprotein produced by using the method, and a use thereof. At least two genes from among a Golgi mannosidase and an endoplasmic reticulum mannosidase gene of the cell strain are damaged or knocked out.

Abstract: An array substrate which includes a display region and a peripheral region surrounding the display region, the peripheral region includes a data line lead region and a driving circuit region, and the data line lead region is between the driving circuit region and the display region; the driving circuit region includes a driving circuit, the data line lead region includes a the plurality of data line leads, and the plurality of data line leads extend from the display region and are electrically connected with the driving circuit; and the data line lead region includes peripheral data line leads, a region of the peripheral region close to the peripheral data line leads includes at least one retaining wall configured to prevent plasma from affecting the peripheral data line leads. A method for fabricating an array substrate, a display panel, and a display device are also disclosed.

Abstract: A central traction device for a straddling monorail train includes a traction pin and a traction beam. A central sleeve is provided at the center of the traction beam, and the traction pin is mounted in the central sleeve. An inner cavity of the central sleeve has a corset-shaped structure having large diameters on an upper end and a lower end and a small diameter at a middle part, forming double tapered bevels, and a resilient rubber bush is provided between an inner wall of the central sleeve and the traction pin. The device has a simple and compact overall structure and facilitates connection and separation between the train body and the bogie; by providing the lift assembly, the traction device is fixedly connected to the frame, thus the traction device can be wholly lifted; and operation process and environment of raising and lowering the vehicle are improved.

Abstract: A method for preparing a collagen from a chromium-containing tanned leather waste is disclosed. The method includes acid dechromation, obtaining a collagen aggregate, and converting the collagen aggregate to the collagen. The method also includes a reaction in a supercritical carbon dioxide reactor.

Abstract: A central traction device for a straddling monorail train includes a traction pin and a traction beam. A central sleeve is provided at the center of the traction beam, and the traction pin is mounted in the central sleeve. An inner cavity of the central sleeve has a corset-shaped structure having large diameters on an upper end and a lower end and a small diameter at a middle part, forming double tapered bevels, and a resilient rubber bush is provided between an inner wall of the central sleeve and the traction pin. The device has a simple and compact overall structure and facilitates connection and separation between the train body and the bogie; by providing the lift assembly, the traction device is fixedly connected to the frame, thus the traction device can be wholly lifted; and operation process and environment of raising and lowering the vehicle are improved.

Abstract: Disclosed herein is a floating ball filling-control device for a cryogenic tank with enhanced structural stability. The floating ball filling-control device comprises a liquid feeding pipe (2) with a liquid discharging end disposed in the liquid storage tank (1), the liquid feeding pipe (2) having liquid spraying holes (3) located on the pipe wall at the top of the pipe, and a slide valve (4) arranged on the top end of the liquid feeding pipe, wherein the slide valve is in a sliding fit with the liquid feeding pipe in a vertical direction via a floating ball lever driving mechanism, and forms an open/close mechanism for the liquid spraying holes via a control mechanism.