Abstract: A phase shifter and a method for preparing a phase shifter are provided. The phase shifter includes at least one phase shifter unit. The phase shifter unit includes a substrate; a first lead and a second lead on the substrate and spaced apart from each other; a bridging section on the first lead and the second lead, wherein the bridging section is connected to the first lead and the second lead; and a third lead on a side of the bridging section away from the substrate.

Abstract: A preparation method of an energy-saving window film used for insulating glass sputters metals, metal oxides and nitrides on a surface of a high-strength base film in a layer-by-layer manner by a magnetron sputtering process, so as to reduce an infrared emissivity of film layers and effectively block an infrared transmission without affecting a daylighting field of vision; by coating a modified polyurethane acrylate protective layer on a surface of a low radiation layer, an oxidation resistance of the coating is improved; an installation adhesive layer provides an adhesion of the film to the glass, which can enhance the impact strength of the glass and play the role of safety and explosion-proof. The energy-saving window film is applied to the insulating glass with multiple functions such as impact resistance, lightness, energy-saving heat preservation, oxidation resistance, etc., which extends the overall service life of the insulating glass.

Abstract: The present disclosure provides a ray detector, a method for manufacturing a ray detector, and an electronic device. The method includes: forming a buffer layer on a first surface of a substrate, wherein the first surface of the substrate includes a first region and a second region; forming a shared layer on a surface of the buffer layer distal to the substrate; processing a portion of the shared layer in the first region to obtain an active layer of a thin film transistor; and processing a portion of the shared layer in the second region to obtain an absorption layer of a photodiode.

Abstract: Described herein is a metrology system and a method for converting metrology data via a trained machine learning (ML) model. The method includes accessing a first (MD1) SEM data set (e.g., images, contours, etc.) acquired by a first scanning electron metrology (SEM) system (TS1) and a second (MD2) SEM data set acquired by a second SEM system (TS2), where the first SEM data set and the second SEM data set being associated with a patterned substrate. Using the first SEM data set and the second SEM data set as training data, a machine learning (ML) model is trained (P303) such that the trained ML model is configured to convert (P307) a metrology data set (310) acquired (P305) by the second SEM system to a converted data set (311) having characteristics comparable to metrology data being acquired by the first SEM system. Furthermore, measurements may be determined based on the converted SEM data.

Abstract: This application provides a wireless charging circuit and a device. The wireless charging circuit includes a power supply module, an inverter module, and a first coil component; the first coil component includes at least one coil; the power supply module is connected to the inverter module, and the inverter module is connected to the first coil component; the power supply module is configured to: output a direct current signal to the inverter module; and the inverter module is configured to: convert the direct current signal into an alternating current signal at a target resonant frequency, and output the alternating current signal to the first coil component, where the target resonant frequency is at an MHz level. In this application, a stylus can obtain electric energy from a power supply device without being clung to the power supply device.

Abstract: A display module, including: a first substrate (1); a second substrate (2); a liquid crystal layer (3); the display module further includes a first polarizing film (4), a first one-half wave plate (51) and a first quarter wave plate (52); the first quarter wave plate (52), the first one-half wave plate (51) and the first polarizing film (4) are on a side of the first substrate (1) away from the liquid crystal layer (3) and are sequentially stacked in a direction away from the first substrate (1); an angle between an absorption axis of the first polarizing film (4) and a first direction is in a range of 85° to 105°; an angle between a slow axis of the first one-half wave plate (51) and the first direction is in a range of 105° to 125°.

Abstract: The present invention relates to apparatuses for use in electrophoretic separation of macromolecules and/or cells.

Abstract: The present invention relates to a mineralized collagen material, a preparation method therefor, and an application thereof. The preparation method comprises: dissolving type I collagen, a calcium source, and acid in a first solvent to obtain a first solution; dissolving alkali and a phosphorus source in a second solvent to obtain a second solution; under the condition that a temperature is less than or equal to 45° C., adding the second solution into the first solution and mixing to obtain a third solution; and placing the third solution in a deionized water solvent or an ethanol solvent for soaking, and removing impurities to obtain a mineralized collagen gel.

Abstract: An overtemperature protection circuit used for a switching power supply having a power switch includes a control circuit coupled to the power switch and configured to control, by a control terminal, on and off of the power switch, the control circuit having a sampling terminal for sampling a demagnetization signal of the switching power supply; and a temperature measurement circuit coupled between the control terminal and the sampling terminal. While the power switch is on, the control circuit clamps voltages at the control terminal and the sampling terminal to form a potential difference, thereby performing overtemperature protection of the switching power supply by a change in a current flowing through the temperature measurement circuit. While the power switch is off, a direction of a current flowing through the temperature measurement circuit is unidirectional from the control terminal to the sampling terminal.

Abstract: This application discloses a wireless keyboard. The wireless keyboard includes a connection portion. The connection portion includes an accommodating cavity with an opening at an end and used for accommodating an electronic stylus. A wireless charging coil is arranged in the accommodating cavity. A charging interface and a wireless charging control module are arranged in the wireless keyboard. The wireless charging control module is connected to the charging interface and the wireless charging coil. The charging interface can receive a direct current signal. The wireless charging control module can convert, if it is detected that a direct current signal is inputted to the charging interface, the direct current signal into an alternating current signal and transmit the alternating current signal to the wireless charging coil. The wireless charging coil generates an alternating electromagnetic field in response to the alternating current signal, to wirelessly charge the electronic stylus.

Abstract: A ground rail transfer device includes: a support rail provided on the ground and used for unloading a vertical load of a bogie in a rail vehicle; a guide rail provided on the ground and used for driving the bogie to perform a rail transfer operation; and a transition plate provided on the ground and located between a first rail and a second rail which are different in a gauge; wherein a difference between the top surface height of the transition plate and the top surface height of the first rail is equal to a distance between a wheel rim vertex circle and a wheel tread of the rail vehicle.

Abstract: The present invention relates to a preparation method for a sarcosinate including: step 1, reacting a solution of glyoxylic acid or a glyoxylate with an amine solution to prepare a Schiff base solution; step 2, subjecting the prepared Schiff base solution to a hydrogenation reaction under the condition of a catalyst; and step 3, adjusting a pH value of a solution obtained after the hydrogenation reaction to be alkaline to obtain the sarcosinate. Wherein the pH value of the solution obtained after the hydrogenation reaction in the step 3 is adjusted to be acidic to obtain sarcosine. Wherein a sarcosinate solution obtained in the step 3 is reacted with cyanamide to prepare a sarcosine derivative.

Abstract: The present disclosure belongs to the technical field of display, and provides an array substrate, a handwriting tablet, a tablet eraser, a handwriting tablet system and a method for erasing a pattern. The array substrate is provided with a handwriting area, and a peripheral area surrounding the handwriting area. The array substrate includes erasing electrodes, which are arranged in an array, and a driving circuit for driving the erasing electrodes, wherein the driving circuit is configured to load, under the irradiation of preset light, an erasing voltage to the erasing electrodes. The array substrate is further provided with an NFC coil, which is used for sending an NFC signal, wherein a sensing range of the NFC coil covers the handwriting area.

Abstract: A method of making an optical device. The method comprises providing a semiconductor wafer, providing an array of emitters located on a first side of the wafer and providing one or more optical components on a second, opposite side of the wafer, wherein the or each optical component is arranged to split light from an associated emitter of the array of emitters. The method further comprises emitting light with the associated emitter, receiving light emitted by the associated emitter and transmitted through the optical component on the second side of the wafer, and determining an alignment between the one or more optical components and the array of emitters from the received light.

Abstract: The present application provides an all-dry optical fiber ribbon cable, including an optical unit, a first buffer layer, a first waterproof layer, a loose tube, a second waterproof layer, an armor layer, and a protective layer; where the optical unit includes a plurality of fiber ribbons; the first buffer layer, the first waterproof layer, the loose tube, the second waterproof layer, the armor layer, and the protective layer are sequentially sleeved over the plurality of fiber ribbons. The first buffer layer is a high elastic polymer material layer, and a Shore hardness of the first buffer layer is 45HA-85HA, a tensile strength of the first buffer layer is greater than or equal to 10 MPA, a breaking elongation of first buffer layer is 200%-600%, and a compression permanent deformation rate of the first buffer layer is less than or equal to 30%.

Abstract: The present invention provides a metal platinum complex, an organic optoelectronic device, and a display or lighting apparatus. A new 6/5/7 metal fused-ring structure is developed by using 8-phenylquinoline structure and a derivative thereof, and benzo five-membered heterocycles and a phenoxy oxygen tetradentate ligand, to obtain a new class of tetradentate cyclometalated platinum complex phosphor material.

Abstract: A driving backplane, a display device and preparation methods therefor are provided. The method includes: providing a base substrate with first, second surfaces and a side surface connected therebetween; forming a flexible film layer on the first surface, and patterning the flexible film layer to form a first opening portion including first, second and third parts sequentially connected; bending partial flexible film layer to the second surface, such that first, second and third parts are opposite to the first, side and second surfaces; forming a conductive layer on a side of the flexible film layer away from the base substrate by using the flexible film layer as a mask, the conductive layer being formed in at least a part of the first opening portion to form a conductive strip; and at least removing the flexible film layer and the conductive layer around the conductive strip.

Abstract: A method for preparing a driving backplane includes: providing a base substrate, forming a connecting layer on a side of the base substrate; forming an insulating layer group on a side of the connecting layer away from the base substrate, forming a first via hole by patterning the insulating layer group; forming inducing particles on a side of the insulating layer group away from the base substrate; forming a doped amorphous silicon layer on a side of the inducing particles away from the base substrate, forming a first conductor part by the doped amorphous silicon layer formed in the first via hole, forming a raw material part by patterning the doped amorphous silicon layer; and forming a first channel part by causing the inducing particles to induce the raw material part, wherein the first channel part is connected to the first conductor part.

Abstract: A segmental precast composite-material composite-slab composite beam and a construction method thereof are provided, relating to the technical field of bridge design and construction. The segmental precast composite-material composite-slab composite beam mainly includes a segmental precast orthotropic composite top slab, a web, a bottom slab, and a wet joint between segments. The orthotropic composite top slab is composed of an orthotropic slab and an ultra-high-performance concrete layer (UHPC), and the interface connection of the orthotropic slab and the UHPC structural layer is achieved by a shear key. The UHPC structural layer is superposed with the orthotropic slab in segments in a precast plant to form a composite-slab composite beam segment to be entirely transported, hoisted and assembled, and the connection of the UHPC structural layers between the segments is achieved by casting a transverse wet joint in place.

Abstract: In accordance with one or more embodiments of the present disclosure, a low-density treatment fluid includes a base water-control system and at least one light-weight filler material. The base water-control system may include an inorganic material system comprising an aqueous colloidal silica and a water-soluble chemical activator for gelling the colloidal silica, or the base water-control system may include an organic material system comprising of polymeric material. The low-density treatment fluid may have a density of from 0.1 g/cm3 to 0.75 g/cm3. Also described are methods of recovering a target fluid from a subterranean cavity using such a low-density treatment fluid.