Abstract: A display substrate is provided, including: a base substrate; and a first electrode, a first light-emitting layer, a first hole blocking layer, a first electron transport layer, an electron injection layer, a second electrode, an optical extraction layer, a protective layer and an encapsulation layer sequentially arranged in a direction away from the base substrate. A refractive index of a material of the optical extraction layer is greater than that of a material of the protective layer, and the refractive index of the material of the protective layer is greater than that of a material of the second electrode.

Abstract: An unmanned aerial vehicle (UAV) array-type airborne multi-component electric and magnetic field cooperative detection system and a detection method are provided.

Abstract: Provided are a display panel and a manufacturing method thereof and a display device. The display panel includes: a base substrate; a pixel defining layer including first openings defining sub-pixels; an encapsulation layer; and a light modulation layer. The light modulation layer is configured such that light from each of at least one sub-pixel propagates along a direction away from the base substrate after total reflection upon incidence on an interface between the first light modulation portion in a corresponding second opening and the first light modulation sub-layer. The display panel satisfies at least one of a first condition or a second condition. The first condition is that at least a part of edge of the first orthographic projection has a recess. The second condition is that at least a part of edge of the second orthogonal projection has at least one of a recess or a protrusion.

Abstract: An anti-blue light device, a light-emitting device and a display apparatus are provided by the present disclosure, which relates to the technical field of displaying.

Abstract: Disclosed in embodiments of the present application are an interface display method and apparatus, a terminal device, and a computer readable storage medium. The method comprises: determining a current running state of the terminal device, the running state comprising any one of a first state in which a first operating system continuously runs in the foreground, a second state in which only a second operating system runs, and a third state in which the first operating system and the second operating system alternately run, and the first state, the second state, and the third state respectively corresponding to different running power consumption and running performance; and drawing an interface according to a display effect corresponding to the current running state, and displaying the interface.

Abstract: A monitoring system and method for broken wires in PCCP based on distributed optical fiber sensing relates to the technical field of optical fiber sensing. The monitoring system for broken wires in PCCP comprises a Sagnac interferometer, a ?-OTDR system, a dual loopback system and a signal processing system. The Sagnac interferometer comprises a first laser, a first optical coupler, a first delay optical fiber, a Faraday rotating mirror and a first photodetector. The ?-OTDR system comprises a second laser, a second optical coupler, an acousto-optic modulator, a circulator, a third optical coupler and a second photodetector. The dual loopback system comprises a wavelength division multiplexer and a second delay optical fiber. The invention solves the problems of low positioning accuracy, limited frequency measurement range, detection dead zone and high computing pressure in monitoring broken wires in PCCP.

Abstract: An adapter device for a mobile terminal includes: an adapter plug configured to connect to the mobile terminal; a supporting body including a housing portion and a support portion; and an adapter socket connected to the supporting body. The adapter plug is connected to the housing portion. One end of the support portion is connected to the housing portion, and another end of the support portion is configured to be supported on a support surface. When the mobile terminal is charging, an earphone plug can be inserted to play audio of the mobile terminal. Besides, the mobile terminal is provided with stable support through the supporting body, which is convenient for users to watch videos.

Abstract: A display substrate is provided, including: a base substrate and a first electrode, a first light-emitting layer, a first hole blocking layer, a first electron transport layer, an electron injection layer, a second electrode, an optical extraction layer, a protective layer, and an encapsulation layer that are sequentially arranged on the base substrate in a direction away from the base substrate. A refractive index of a material of the optical extraction layer is greater than a refractive index of a material of the encapsulation layer, and the refractive index of the material of the encapsulation layer is greater than a refractive index of a material of the second electrode.

Abstract: Provided are a display substrate and a display device. The display substrate includes: a base substrate; a first electrode; a light-emitting layer; a second electrode; an optical extraction layer; a protective layer; an encapsulation layer including a first intercalation layer and a second intercalation layer The color deviation adjustment layer of display substrate is configured to adjust color deviation of display substrate, so that the color deviation has a maximum value at observation angle in range of 0 to 90 degrees. The color deviation adjustment layer includes a first intercalation layer and a second intercalation layer located in the encapsulation layer. The color deviation adjustment layer also includes one of a film layer taken from the encapsulation layer except for the first intercalation layer and the second intercalation layer, the second electrode, the optical extraction layer, and the protective layer.

Abstract: A method for system switching, a wearable device, and a storage medium are provided. The method is performed by a wearable device at least equipped with a first processor and a second processor. The second processor has higher power consumption than the first processor. The first processor is configured to run a first system, and the second processor is configured to run a second system. The method includes the following. A first event is processed with the first system when the second processor is in a dormant state. In response to a second event being triggered and the first processor failing to meet a processing capacity required for the second event, the second processor is switched to a wake-up state, and the second event is processed with the second system.

Abstract: A light-emitting device includes a first electrode; a second electrode; N light-emitting units stacked between the first electrode and the second electrode; and a connection layer disposed between any two adjacent light-emitting units. A peak of an intrinsic spectrum of at least part of light-emitting units is in a range from 400 nm to 480 nm. A sum of peaks of intrinsic spectra of the N light-emitting units is in a range from N×400 nm to N×480 nm; N?2, and N is a positive integer. A difference between a color coordinate y value of the light-emitting device under a blue image at a preset viewing angle that is in a range from 60° to 75° and a color coordinate y value of the light-emitting device under the blue image at a viewing angle of 0° is in a range from 0 to 0.07.

Abstract: A display baseplate and a display panel related to the technical field of display. The display baseplate includes a substrate; a pixel definition layer located on the substrate, wherein the pixel definition layer includes a partition part portion and a plurality of first openings, the partition part comprises a plurality of second openings, and depths of the plurality of first openings along a direction perpendicular to a plane where the substrate is located are greater than depths of the plurality of second openings along the direction perpendicular to the plane where the substrate is located; a plurality of light-emitting units each including a light-emitting functional layer, each first opening is provided with one of the light-emitting functional layers, and at least part of the second openings are provided with the light-emitting functional layers.

Abstract: A confined silica/multi-walled carbon nanotube composite material, its preparation method, and application are provided. The preparation method includes the following steps: S1: dispersing multi-walled carbon nanotubes in a methyl-substituted benzene solvent and subjecting them to ultrasonication for 10 minutes at room temperature; S2: after the completion of ultrasonication, adding liquid silicon tetrachloride to the multi-walled carbon nanotube/xylene suspension and continuing ultrasonication for 10 minutes at room temperature; S3: heating the mixture in an oil bath to 145° C. and performing reflux; S4: after the reaction is complete, naturally cooling to room temperature, centrifuging, washing, and drying the obtained solid to obtain a dry sample, thereby obtaining the confined silica/multi-walled carbon nanotube composite material.

Abstract: A display substrate, a mask assembly and a display panel are provided. The display substrate includes: pixel units arranged in an array and including first pixel units and second pixel units, where, in a row direction, the first pixel units and the second pixel units are alternately arranged; in a column direction, the first pixel units and the second pixel units are alternately arranged; the first pixel unit includes a first sub-pixel, two second sub-pixels, and a third sub-pixel in a virtual quadrilateral; the second pixel unit includes a first sub-pixel, two second sub-pixels, and a third sub-pixel in a virtual hexagon; where adjacent first pixel unit and second pixel unit in the column direction share a first sub-pixel or a third sub-pixel, and adjacent first pixel unit and second pixel unit in the row direction share a second sub-pixel.

Abstract: A display panel and a method for manufacturing a display panel, and a display apparatus are provided. The display panel includes a substrate, a driving layer and a light-emitting layer, the driving layer includes a plurality of groups of pixel circuits, the source-drain metal layer of the driving layer includes an auxiliary electrode located on a side of a group of pixel circuits; the light-emitting layer includes a light-emitting device and a transition structure, a second electrode of the light emitting device covers at least a part of the transition structure and is connected to the auxiliary electrode.

Abstract: An ocean current detection device and method based on double-helix and double-core vibration fiber-optic cable, comprises a double-core fiber-optic cable and a ?-OTDR system; the double-core fiber-optic cable comprises a first and a second optical fiber core, provided symmetrically in the double helix structure. The terminate ends of the first and the second optical fiber core are connected, and the start end of the first or the second optical fiber core is connected with the ?-OTDR system. When measuring the ocean current characteristics in the target sea area, the double-core fiber-optic cable is provided underwater to generate vortex-induced vibration. The ?-OTDR system is provided for emitting laser towards the cable, receiving returned double-core vibration signals, extracting vibration characteristics from the double-core vibration signals to determine ocean current characteristics, including ocean current flow velocity and direction, to improve the detection accuracy.

Abstract: A monitoring system and method for broken wires in PCCP based on distributed optical fiber sensing relates to the technical field of optical fiber sensing. The monitoring system for broken wires in PCCP comprises a Sagnac interferometer, a ?-OTDR system, a dual loopback system and a signal processing system. The Sagnac interferometer comprises a first laser, a first optical coupler, a first delay optical fiber, a Faraday rotating mirror and a first photodetector. The ?-OTDR system comprises a second laser, a second optical coupler, an acousto-optic modulator, a circulator, a third optical coupler and a second photodetector. The dual loopback system comprises a wavelength division multiplexer and a second delay optical fiber. The invention solves the problems of low positioning accuracy, limited frequency measurement range, detection dead zone and high computing pressure in monitoring broken wires in PCCP.

Abstract: The present disclosure discloses a combined air-cooling and liquid-cooling refrigeration system and a data center. The combined air-cooling and liquid-cooling refrigeration system at least includes a closed area, a combined device group, a circulating liquid-cooling system, and a plurality of air cooling devices. The combined device group and the circulating liquid-cooling system are installed inside the closed area, and the plurality of air cooling devices are installed outside the closed area. The combined device group includes a first device group and a second device group, and a closed hot aisle is formed between the first device group and the second device group. Both the first device group and the second device group include a plurality of server cabinets. The circulating liquid-cooling system is connected to primary heating sources of the plurality of server cabinets.