Abstract: A light-emitting device includes at least one light-emitting unit. A light-emitting layer of the at least one light-emitting unit includes a first host material, a second host material, and a first light-emitting material. Photons emitted by the first light-emitting material include photons emitted due to energy obtained by fluorescence resonance energy transfer of the first and/or second host material and photons emitted due to excitons formed by recombination of electrons and holes. A ratio of a number of the photons emitted by the first light-emitting material to a number of photons emitted by the light-emitting layer is greater than 80%; a ratio of a number of the photons emitted by the first light-emitting material due to the energy obtained by fluorescence resonance energy transfer of the first and/or second host material to the number of the photons emitted by the first light-emitting material is greater than 60%.

Abstract: A display panel includes a backplane and a plurality of light-emitting devices located on the backplane. A light-emitting device includes a first electrode and a second electrode arranged oppositely, the first electrode being closer to the backplane than the second electrode; a light extraction layer located on a light exit side of the plurality of light-emitting devices, the light extraction layer being configured to allow circularly polarized light of a first rotation direction to pass through and reflect circularly polarized light of a second rotation, the first rotation direction being different from the second rotation direction; and an anti-reflection layer located on the light extraction layer, the anti-reflection layer being configured to allow the circularly polarized light of the first rotation direction to pass through.

Abstract: A universal test chiplet for testing a plurality of chiplets to be tested is provided. The universal test chiplet includes a chiplet test control circuit module, a test data distribution circuit module, a memory test configuration circuit module, and a chiplet test interface circuit module. The chiplet test control circuit module is configured to provide test data and configure test modes for the chiplets to be tested. The test data distribution circuit module is configured to distribute the test data required by each of the chiplets to be tested from a test data bus. The memory test configuration circuit module is configured to provide test circuits for memories of the chiplets to be tested and automatically generate a test vector. The chiplet test interface circuit module is configured to transmit the test data to the chiplets to be tested in any direction through chiplet test interfaces.

Abstract: Provided is a display substrate including a base substrate, an anode layer, a light-emitting layer, an electron diffusion layer, a hole block layer and a cathode layer which are sequentially stacked along a direction away from the base substrate, wherein a material of the electron diffusion layer comprises a first luminescent material, and a transport speed of holes generated by the anode layer in the electron diffusion layer is less than a transport speed of the holes in the light-emitting layer.

Abstract: A light-emitting device is provided, and the light-emitting device includes a first electrode, a second electrode and at least two light-emitting units. The first electrode and the second electrode are arranged in a first direction in sequence. The at least two light-emitting units are disposed between the first electrode and the second electrode, and are arranged in a second direction, and the second direction intersects the first direction. Photons emitted by each light-emitting unit of the at least two light-emitting units include first luminescent photons and second luminescent photons. Emission time of the first luminescent photons is less than emission time of the second luminescent photons. The number of second luminescent photons emitted by at least one light-emitting unit is less than or equal to the number of first luminescent photons emitted by the at least one light-emitting unit.

Abstract: Provided is an organic light emitting device, including a p-type host layer, an n-type host layer, and an interlayer disposed between the p-type host layer and the n-type host layer, wherein at least one of the p-type host layer and the n-type host layer includes a fluorescent dopant, and a preset distance is present between the fluorescent dopant and the interlayer; the p-type host layer and the n-type host layer are configured to form, together with the interlayer, a spatially separated exciplex under an action of driving voltage; and the fluorescent dopant is configured to absorb energy of singlet excitons generated by the exciplex to emit light.

Abstract: Organic light-emitting devices, display panels and display apparatuses are provided. An organic light-emitting device includes: a first electrode layer; a first light-emitting layer provided on the first electrode layer and including a first host material and a first guest material; a second light-emitting layer provided on the first light-emitting layer and including a second host material and a second guest material; and a second electrode layer provided on the second light-emitting layer. The first guest material has a general structural formula as indicated in Formula I. X is selected from carbon, nitrogen, oxygen, sulfur, or boron; Y is selected from nitrogen or boron, and Y is different from X; and R1 and R2 are selected from hydrogen, methyl, isopropyl, tert-butyl, substituted or unsubstituted aryl, substituted or unsubstituted alkyl aryl, or substituted or unsubstituted nitrogen-containing aryl, respectively.

Abstract: A communication method and apparatus, the method including obtaining, by a distributed unit (DU), resource occupation information of network slices that are in at least two public land mobile networks (PLMNs) supported by a cell of the DU, where the network slices in the at least two PLMNs share a resource, sending, by the DU, the resource occupation information to a centralized unit (CU), receiving, by the DU, request information from a terminal, where the request information comprises an identifier of a first PLMN and an identifier of a first network slice, and where the request information is used by the terminal to request to access the first network slice that is in the first PLMN, and sending, by the DU, the request information to the CU.

Abstract: A method for screening a key stratum for overburden separation grouting in a coal mine includes: selecting overall analysis objects based on coal mine planning; conducting a primary screening of the analysis objects based on a scope of a subsidence zone; conducting a secondary screening of the analysis objects based on whether there is an old goaf; determining key stratums for screened-in analysis objects, prioritizing the key stratums based on a number of separation spaces and a range of a separation height, setting a safe height based on a diversion fissure zone, and prioritizing numbers of groutable layers based on a potential separation space and a water resistance of a rock stratum; prioritizing the groutable layers based on a fault impact; and comprehensively analyzing grouting priority levels of the key stratums based on results of the three prioritizations, and grouting separation layers of the key stratums in order of priority.

Abstract: The present application provides an energy storage system, which comprises: M energy storage batteries interconnected and a communication link, where an energy storage battery is provided with a unique controller configured to control a corresponding energy storage battery to connect to or bypass from the energy storage system, where the controller is configured to perform a balancing control method, where the controller is configured to: obtain a first state value of the corresponding energy storage battery, send the first state value to another M?1 controllers based on the communication link, receive second state values sent by another M?1 controllers, and determine whether to connect the corresponding energy storage battery to the energy storage system or bypass it from the energy storage system based on the first state value and the M?1 second state values. Technical solutions in the present application improves availability of an energy storage system.

Abstract: The present application provides an interlock device, an energy storage system, a control method, and a control apparatus. The interlock device comprises: a first interlock circuit, a first drive processing circuit, a first drive status feedback circuit, a second interlock circuit, a second drive processing circuit, and a second drive status feedback circuit. The first interlock circuit, the first drive processing circuit, and the first drive status feedback circuit are connected, and the second interlock circuit, the second drive processing circuit, and the second drive status feedback circuit are connected. The first interlock circuit receives an output of the second drive status feedback circuit, and the second interlock circuit receives an output of the first drive status feedback circuit, thereby forming an interlock circuit.

Abstract: Disclosed is a separated multi-core transmitting device based on a ground transient electromagnetic method, comprising: a rectangular transmitting coil enclosed by a cable I, a cable II, a cable III, and a cable IV. Each of the cable I, the cable II, the cable III, and the cable IV is provided with N wires. Two ends of each of the N wires is provided with a sub connector and a female connector, respectively. The sub connectors and the female connectors are detachably connected through sub connector interfaces and female connector interfaces. A first wire of the female connectors of the cable I is led out to serve as a positive electrode of a transient electromagnetic instrument transmitter, and a last wire of the sub connectors of the cable IV is led out to serve as a negative electrode of the transient electromagnetic instrument transmitter.

Abstract: An OLED display substrate includes a base substrate with a display region arranged thereon. First, second and third sub-pixels are arranged in the display region. A first electrode layer, a pixel defining layer, a second electrode layer, and organic functional layers are arranged in the display region. The organic functional layers include first, second and third light-emitting layers. The first light-emitting layer covers the display region and is an integral structure. The second and third light-emitting layers are arranged on a side of the first light-emitting layer towards the second electrode layer. An orthographic projection of each sub light-emitting layer of the second and third light-emitting layers on the base substrate completely covers an orthographic projection of an opening of the pixel defining layer on the base substrate, and does not overlap with orthographic projections of other openings of the pixel defining layer on the base substrate.

Abstract: The present invention provides nucleic acid-loaded virus-like particles (VLPs) that can be produced in plants and are designed to deliver a nucleic acid into mammalian cells. Also provided are pharmaceutical compositions comprising the nucleic acid-loaded VLPs, and methods of making and using the nucleic acid-loaded VLPs.

Abstract: An organic light emitting device and a display apparatus are provided. The organic light emitting device includes an anode, a cathode and a light-emitting layer arranged between the anode and the cathode, wherein a first hole injection layer and a second hole injection layer are arranged between the anode and the light-emitting layer. The first hole injection layer and the second hole injection layer are different in structure, including one or more of the following: the first hole injection layer and the second hole injection layer are different in thickness, different in material structure, different in quantity of the material and number of types of the material, and different in energy level of the material.

Abstract: A display substrate includes a backplate, an anode layer, a first auxiliary layer, a second auxiliary layer, a third auxiliary layer, first light-emitting layers of at least two different colors between the first and second auxiliary layers, second light-emitting layers of at least two different colors between the second and third auxlliary layers, and a cathode layer. The first light-emitting layers at least include first blue light-emitting layers. The second light-emitting layers at least include second blue light-emitting layers. The first auxiliary layer includes film layers; and a portion, opposite to a first blue light-emitting layer, of the film layers has an optical thickness of L1.

Abstract: The disclosure provides an organic light-emitting device and a display device, which belong to the field of display technology. The organic light-emitting device includes a light-emitting layer (600), including a first host material, a second host material, at least one auxiliary material, and at least one dopant material; the first host material and the second host material form a first composite transport material; the auxiliary material and the second host material form the second composite transport material; S1(A)>S1(CH)>S1(C); T1(A)>T1(CH)>T1(C); S1(A) is the lowest singlet state energy of the host material, S1(CH) is the lowest singlet state energy of the composite transport material, S1(C) is the lowest singlet state energy of the dopant material; T1(A) is the lowest triplet state energy of the host material, T1(CH) is the lowest triplet state energy of the composite transport material, and T1(C) is the lowest triplet state energy of the dopant material.

Abstract: The present disclosure provides an organic electroluminescent diode, and belongs to the field of display technology. The organic electroluminescent diode includes an anode, a light emitting layer, a hole blocking layer, an electron transport layer, and a cathode, which are stacked in sequence; wherein the light emitting layer comprises a host material, a TADF material, and a fluorescent dopant material; the host material is selected from the compound represented by Chemical Formula 1, and the material of the hole blocking layer is selected from the compound represented by Chemical Formula 2: The organic electroluminescence diode can improve the lifetime of the diode.

Abstract: The present disclosure provides a display substrate and a display panel. The display substrate comprises: a base substrate, a first electrode layer, a first light-emitting layer, a first common connection layer, a second light-emitting layer, a third light-emitting layer, and a second electrode layer. The first electrode layer is provided on a side of the base substrate; the first light-emitting layer is provided on a side of the first electrode layer away from the base substrate; the first common connection layer is provided on a side of the first light-emitting layer away from the first electrode layer, and comprises a plurality of first sub-common connection layers; each second sub-light-emitting layer of the second light-emitting layer is provided on a side of each first sub-common connection layer away from the first light-emitting layer in one-to-one correspondence.

Abstract: A blockchain-based privacy protection method for a CCN includes: executing, by a trusted AAC, an initialization algorithm to generate common parameters and a master key, generating a public key and a private key for each consumer and publisher, and randomly generating, by the trusted AAC, its own public key and private key; calculating a public key, and generating ciphertext and uploading the ciphertext to a CSP; performing transaction on-chaining; and during decryption, finding, by the consumer, transaction information of the content on the consortium blockchain, sending an interest packet based on the transaction information, and obtaining ciphertext CT through a storage address in the transaction information; generating, by the consortium blockchain, an access transaction based on access information of the consumer; sending the ciphertext CT to the consumer through a data packet; and locally decrypting, by the consumer, the ciphertext CT, and verifying correctness of the content.