Abstract: A monomer composition is made, particularly to prepare a polymer electrolyte precursor composition capable of forming a solid polymer electrolyte. The monomer composition includes A) an alkylene oxide-based monomer and B) a siloxane monomer. A copolymer electrolyte precursor composition is made for preparation of a solid polymer electrolyte. A polymerization method prepares solid copolymer electrolyte. A copolymer, a solid copolymer electrolyte, and a solid-state lithium secondary battery are made. A method to prepare a solid-state lithium secondary battery is developed, and another method improves electrolyte mechanical property, ionic conductivity, and/or cycling performance in a lithium secondary battery by preparing a solid polymer electrolyte the monomer. An electrochemical device and a device are also provided.

Abstract: A network device management method, system and apparatus relate to the technical field of network device, which are applied to a management application deployed on a network device, the management application is to manage the network device, the network device application is to realize a network communication function of the network device. The method includes: sending a data acquisition command to the network device application, so that the network device application sends a data response to the management application in response to the data acquisition command, wherein the network device application and the management application run on the same processing chip in the network device, and the data response includes data requested by the data acquisition command; processing the data included in the data response to obtain a processing result; implementing network device management based on the processing result.

Abstract: The disclosure discloses a transmission system capable of implementing four-wheel drive and an operating model thereof. The transmission system includes an odd shift motor, an even shift motor, a front-wheel drive shaft, a rear-wheel drive shaft, a front-wheel output shaft gear disposed on the front-wheel drive shaft, and a rear-wheel output shaft gear disposed on the rear-wheel drive shaft. The front-wheel output shaft gear and the rear-wheel output shaft gear are connected by a front/rear drive shaft coupling sleeve. In the disclosure, coordinated control of two motors allows the motors to operate with high efficiency to the maximum, which improves the efficiency of the transmission system. A four-wheel drive model and a two-wheel drive model are implemented through the coordinated control of two motors. Moreover, in the disclosure, sensor information is used to synchronously control a rotational speed during gear shift, which can reduce the impact during the gear shift.

Abstract: The present application relates to a supercritical fluid injection foaming polylactide foam material and a preparation method therefor. The method includes: first obtaining a surface-modified cellulose nanofiber aqueous solution; then melting and blending the cellulose nanofiber aqueous solution and a polylactide twice; passing same through extrusion, cooling under water, and granulation so as to obtain a polylactide/cellulose nanofiber composite material; then plasticizing and melting the polylactide/cellulose nanofiber composite material in a microporous foaming injection molding machine; uniformly mixing same with a supercritical fluid foaming agent in the injection molding machine; injecting same into a mold cavity; and subjecting the resultant to post-treatment so as to obtain a polylactide foam material.

Abstract: A method for replacing a light source of a lamp is provided. The method includes providing a lamp in which a first light engine is installed, providing a light engine module with a second light engine, and removing the first light engine from the lamp. The method further includes installing the light engine module in the lamp to replace the first light engine. The light engine module includes a reinforcement for mechanically stabilizing the second light engine. The installation of the light engine module includes installing both the second light engine and reinforcement in the lamp. In addition, a first light engine, a light engine module and a lamp are also provided.

Abstract: A display panel includes a plurality of first pixel circuits, a plurality of second pixel circuits, a plurality of first light-emitting devices, a plurality of second light-emitting devices, a plurality of first initial signal lines and a plurality of second initial signal lines. A first pixel circuit is electrically connected to a first initial signal line and a first light-emitting device, and is configured to transmit a first initial signal transmitted by the first initial signal line to the first light-emitting device. A second pixel circuit is electrically connected to a second initial signal line and a second light-emitting device, and is configured to transmit a second initial signal transmitted by the second initial signal line to the second light-emitting device. A voltage value of the second initial signal is greater than a voltage value of the first initial signal.

Abstract: Disclosed herein are novel drugs useful in treating Alzheimer's Disease and methods of use.

Abstract: A radiative cooling fabric comprises a flexible substrate layer and a functional layer stacked in order. The first functional layer comprises a first functional resin and a first functional filler dispersed in the first functional resin. A mass fraction of the first functional filler in the first functional layer is in a range of 1% to 20%. An emissivity of the radiative cooling fabrics in the wavelength of 7 ?m to 14 ?m is not less than 80%. A reflectivity of the radiative cooling fabrics in the wavelength of 300 nm to 2500 nm is not less than 80%. An average value of warp recovery angles of the radiative cooling fabrics is greater than or equal to 95°, and an average value of the weft recovery angles of the radiative cooling fabrics is greater than or equal to 91°.

Abstract: The invention provides a method for labeling an optical fiber wavelength, including: deploying a spreading code on each of a transmit end and a receive end; transmitting a message code, and spreading the message code by using the spreading code of the transmit end; and performing envelope modulation on an optical signal by using the spread message code, transmitting the optical signal after the envelope modulation to the receive end, choosing, the spreading code of the receive end to despread the message code to obtain the original message code of the transmit end, and obtaining a corresponding wavelength according to the spreading code of the receive end. A spreading code having a correspondence with a wavelength is used to spread and despread a message code, and a modulation depth of an amplitude modulated signal may be greatly reduced to nearly prevent an envelope modulated signal from affecting a main signal.

Abstract: The present disclosure provides a solar reflecting film and a preparation method thereof. The solar reflecting film includes a substrate and a functional layer stacked on each other. The functional layer includes a first reflecting layer, a barrier layer, and a second reflecting layer stacked on the substrate in order. The barrier layer includes a first barrier layer and a second barrier layer stacked on the first barrier layer. The first barrier layer is metal fluoride, inorganic non-metallic oxide, metal oxide or a combination thereof. The second barrier layer is metal oxides, metal nitrides, semiconductor doped compounds or a combination thereof. And a material of the first barrier layer is at least partially different from that of the second barrier layer.

Abstract: A radiative cooling film and a product thereof are provided. The radiative cooling film includes a carrier layer, a reflective layer and an emissive layer stacked together. A light shines on the radiative cooling film from the emissive layer. The emissive layer includes a polymer containing a C—F bond. The carrier layer includes a polymer containing at least one of a C—C bond and a C—O bond. After disposing at 120 degrees centigrade for 30 minutes, a transverse direction heat-shrinkage rate of the carrier layer is less than or equal to 2%, and a machine direction heat-shrinkage rate of the carrier layer is less than or equal to 3%. A thickness of the radiative cooling film is in a range of 50 ?m to 170 ?m, and a thickness of the emissive layer accounts for 20% to 90% of the thickness of the radiative cooling film.

Abstract: A radiative cooling film and a product thereof are provided. The radiative cooling film includes a carrier layer, a reflective layer and an emissive layer stacked together. A light shines on the radiative cooling film from the emissive layer. The emissive layer includes a polymer containing a C—F bond. The carrier layer includes a polymer containing at least one of a C—C bond and a C—O bond. After disposing at 120 degrees centigrade for 30 minutes, a transverse direction heat-shrinkage rate of the carrier layer is less than or equal to 2%, and a machine direction heat-shrinkage rate of the carrier layer is less than or equal to 3%. A thickness of the radiative cooling film is in a range of 50 m to 170 ?m, and a thickness of the emissive layer accounts for 20% to 90% of the thickness of the radiative cooling film.

Abstract: The present disclosure provides a radiative cooling metal plate, a preparation method and application thereof. The radiative cooling metal plate includes a metal substrate, a first adhesive layer and a radiative cooling functional layer stacked in order, the radiative cooling functional layer is located on a surface of the metal substrate, the first adhesive layer is arranged between the metal substrate and the radiative cooling functional layer, and an elongation at break of the radiative cooling functional layer is in a range of 1% to 300%. The radiative cooling functional layer can have sufficient ductility, and can have sufficient deformation to cope with the bending of the radiative cooling functional layer during pressing, such that the radiative cooling functional layer will not be damaged or broken, thereby ensuring the structural integrity of the radiative cooling functional layer and great radiative cooling effect of the metal substrate.

Abstract: The invention provides a method for labeling an optical fiber wavelength, including: deploying a spreading code on each of a transmit end and a receive end; transmitting a message code, and spreading the message code by using the spreading code of the transmit end; and performing envelope modulation on an optical signal by using the spread message code, transmitting the optical signal after the envelope modulation to the receive end, choosing, the spreading code of the receive end to despread the message code to obtain the original message code of the transmit end, and obtaining a corresponding wavelength according to the spreading code of the receive end. A spreading code having a correspondence with a wavelength is used to spread and despread a message code, and a modulation depth of an amplitude modulated signal may be greatly reduced to nearly prevent an envelope modulated signal from affecting a main signal.

Abstract: The present disclosure provides a solar reflecting film and a preparation method thereof. The solar reflecting film includes a substrate and a functional layer stacked on each other. The functional layer includes a first reflecting layer, a barrier layer, and a second reflecting layer stacked on the substrate in order. The barrier layer includes a first barrier layer and a second barrier layer stacked on the first barrier layer. The first barrier layer is metal fluoride, inorganic non-metallic oxide, metal oxide or a combination thereof. The second barrier layer is metal oxides, metal nitrides, semiconductor doped compounds or a combination thereof. And a material of the first barrier layer is at least partially different from that of the second barrier layer.

Abstract: A radiative cooling fabric comprises a flexible substrate layer and a functional layer stacked in order. The first functional layer comprises a first functional resin and a first functional filler dispersed in the first functional resin. A mass fraction of the first functional filler in the first functional layer is in a range of 1% to 20%. An emissivity of the radiative cooling fabrics in the wavelength of 7 ?m to 14 ?m is not less than 80%. A reflectivity of the radiative cooling fabrics in the wavelength of 300 nm to 2500 nm is not less than 80%. An average value of warp recovery angles of the radiative cooling fabrics is greater than or equal to 95°, and an average value of the weft recovery angles of the radiative cooling fabrics is greater than or equal to 91°.

Abstract: The present disclosure provides a radiative cooling metal plate, a preparation method and application thereof. The radiative cooling metal plate includes a metal substrate, a first adhesive layer and a radiative cooling functional layer stacked in order, the radiative cooling functional layer is located on a surface of the metal substrate, the first adhesive layer is arranged between the metal substrate and the radiative cooling functional layer, and an elongation at break of the radiative cooling functional layer is in a range of 1% to 300%. The radiative cooling functional layer can have sufficient ductility, and can have sufficient deformation to cope with the bending of the radiative cooling functional layer during pressing, such that the radiative cooling functional layer will not be damaged or broken, thereby ensuring the structural integrity of the radiative cooling functional layer and great radiative cooling effect of the metal substrate.

Abstract: A displaying base plate includes an opening region, an adjacent region surrounding the opening region, and a displaying region surrounding the adjacent region, and the displaying base plate located within the adjacent region includes: a substrate base plate; a flat layer and a passivation layer that are provided on one side of the substrate base plate, wherein the passivation layer is provided on one side of the flat layer that is further away from the substrate base plate, a surface of the one side of the flat layer that is further away from the substrate base plate includes at least an inclined plane adjacent to one side of the opening region, and the flat layer includes a first protrusion provided on the inclined plane; and a first isolating groove that at least partially overlaps with the first protrusion and extends throughout the passivation layer and extends into the first protrusion.