Abstract: The present disclosure relates to an inhalable pharmaceutical powder formulation and a preparation method therefor. Specifically, the inhalable pharmaceutical powder formulation of the present disclosure comprises semaglutide and pharmaceutically acceptable excipients, wherein a mass median aerodynamic diameter of the pharmaceutical powder formulation is 0.5 ?m-10 ?m.

Abstract: To solve the problems of conventional wire billet butt-welding such as high labor intensity, potential safety hazards, and low production efficiency, the disclosure provides a wire billet butt-welding apparatus and a wire billet butt-welding method. The wire billet butt-welding method comprises: S1: preparing a stock, S2: rotating a butt-welding stock receiver to a stock receiving position, and feeding a first coil of wire billet to a stock receiving rod of the butt-welding stock receiver; S3: welding the first coil of wire billet and the second coil of wire billet on a rotary plate at the butt-welding position end-to-head; S4: rotating the butt-welding stock receiver and the second coil of wire billet to the stock receiving position; S5: rotating the stock receiving rod to rotate to tighten the wire billet between the first coil of wire billet and the second coil of wire billet; and S6: repeating steps S3 to S5 to complete butt-welding operations on the 3rd to nth coils of wire billet sequentially.

Abstract: The present disclosure provides a pixel structure including a plurality of sub-pixels. Each sub-pixels of at least one color includes four target sub-pixels. Four target sub-pixels of the same sub-pixel are separated by a first separation region extending along a first direction and a second separation region extending along a second direction. At least a part of a side of the first separation region and at least a part of another side of the first separation region are facing, parallel to and spaced from each other by an interval of a first width, at least a part of a side of the second separation region and at least a part of another side of the second separation region are facing, parallel to and spaced from each other by an interval of a second width, and the first and second widths are smaller than an interval between adjacent sub-pixels.

Abstract: The present disclosure provides a light emitting device and a display apparatus, The light emitting device includes a substrate, and a first electrode, a light emitting layer and a second electrode which are sequentially disposed on the substrate, an electrochromic substrate is disposed on the second electrode; the light emitting device further includes a chromaticity instrument, a processor, and a driver; the chromaticity instrument is configured to acquire chromaticity of light emitted by the light emitting device; the processor is configured to calculate compensated chromaticity for the light emitted by the light emitting device according to the chromaticity of the light emitted by the light emitting device acquired by the chromaticity instrument, and calculate an electrical signal according to the compensated chromaticity for the light emitted by the light emitting device.

Abstract: The present disclosure provides a pixel structure, a display panel and a display apparatus. The pixel structure according to an embodiment of the present disclosure includes a pixel structure including: a plurality of pixel units. Each of the plurality of pixel units includes a plurality of sub-pixels, each of the plurality of sub-pixels is divided into at least two target sub-pixels, and a separation region is provided between two adjacent target sub-pixels.

Abstract: Disclosed are a phosphors, a preparation method thereof and a white LED. The phosphors with a chemical formula being ?-Ba3Y1-x(BO3)3:xDy3+ is obtained by doping Dy3+ and is a single-matrix phosphors which can be excited by near-ultraviolet light to emit white light.

Abstract: The present application relates to the technical field of semiconductor integrated circuit manufacturing, and in particular to a chip and a method for self-aligned etching of contacts of the chip. The chip includes a substrate layer, a salicide block layer and a dielectric layer; the salicide block layer covers the device layer; the salicide block layer comprises a first block layer and a second block layer sequentially stacked from the device layer; an etching selection ratio of the second block layer to the first block layer is high; The method includes: defining a contact pattern; performing first etching to remove the dielectric layer and the second block layer located at the position of the contact pattern, making a stop surface of the first etching be located in the first block layer; performing second etching to remove the first block layer located at the position of the contact pattern.

Abstract: Disclosed are a phosphors, a preparation method thereof and a white LED. The phosphors with a chemical formula being ?-Ba3Y1-x(BO3)3:xDy3+ is obtained by doping Dy3+ and is a single-matrix phosphors which can be excited by near-ultraviolet light to emit white light.

Abstract: A light emitting device and a fabrication method thereof and an electronic apparatus are disclosed. The light emitting device includes: a first electrode, a second electrode, an electroluminescent layer and a quantum dot light conversion layer; the second electrode is provided on the first electrode; the electroluminescent layer and the quantum dot light conversion layer are provided between the first electrode and the second electrode; and the quantum dot light conversion layer is provided at a light output side of the electroluminescent layer, and generates, under being excited by light from the electroluminescent layer, light having a same color as that of light from the electroluminescent layer and having a wavelength range narrower than that of the light from the electroluminescent layer.

Abstract: A light emitting device and a fabrication method thereof and an electronic apparatus are disclosed. The light emitting device includes: a first electrode, a second electrode, an electroluminescent layer and a quantum dot light conversion layer; the second electrode is provided on the first electrode; the electroluminescent layer and the quantum dot light conversion layer are provided between the first electrode and the second electrode; and the quantum dot light conversion layer is provided at a light output side of the electroluminescent layer, and generates, under being excited by light from the electroluminescent layer, light having a same color as that of light from the electroluminescent layer and having a wavelength range narrower than that of the light from the electroluminescent layer.

Abstract: A display module, a display device and a working method are provided. The display module includes a display panel; a grating structure, arranged on the light-emitting side of the display panel; a deformation unit, located between the display panel and the grating structure; a control circuit, configured to control the deformation unit to adjust a thickness of the deformation unit in a direction from the display panel to the grating structure to change a distance between the display panel and the grating structure.

Abstract: The present disclosure provides a light emitting device and a display apparatus, The light emitting device includes a substrate, and a first electrode, a light emitting layer and a second electrode which are sequentially disposed on the substrate, an electrochromic substrate is disposed on the second electrode; the light emitting device further includes a chromaticity instrument, a processor, and a driver; the chromaticity instrument is configured to acquire chromaticity of light emitted by the light emitting device; the processor is configured to calculate compensated chromaticity for the light emitted by the light emitting device according to the chromaticity of the light emitted by the light emitting device acquired by the chromaticity instrument, and calculate an electrical signal according to the compensated chromaticity for the light emitted by the light emitting device.

Abstract: The present disclosure provides a pixel structure, a display panel and a display apparatus. The pixel structure according to an embodiment of the present disclosure includes a pixel structure including: a plurality of pixel units. Each of the plurality of pixel units includes a plurality of sub-pixels, each of the plurality of sub-pixels is divided into at least two target sub-pixels, and a separation region is provided between two adjacent target sub-pixels.

Abstract: A display module, a display device and a working method are provided. The display module includes a display panel; a grating structure, arranged on the light-emitting side of the display panel; a deformation unit, located between the display panel and the grating structure; a control circuit, configured to control the deformation unit to adjust a thickness of the deformation unit in a direction from the display panel to the grating structure to change a distance between the display panel and the grating structure.

Abstract: Disclosed are an apparatus and a method for controlling a urea injection system of a diesel engine. The apparatus (200) comprises: an operation condition parameter acquiring module (201), a control quantity determining module (202) and a drive signal determining module (203), wherein the operation condition parameter acquiring module (201) is configured to acquire operation condition parameters related to the urea injection system, the control quantity determining module (202) is configured to determine a control quantity for controlling the urea injection system based on the operation condition parameters, a target value of urea pressure in a urea buffer chamber (107) and a control model designed based on a physical model of the urea injection system, and the drive signal determining module (203) is configured to determine a drive signal for a urea pump (103) drive motor (106) according to the determined control quantity.

Abstract: An apparatus for controlling a high pressure common rail system of a diesel engine includes an operation condition parameter acquiring module configured to acquire operation condition parameters associated with the high pressure common rail system; a control quantity determining module coupled with the operation condition parameter acquiring module and configured to determine a control quantity for controlling the high-pressure common rail system based on the operation condition parameters, a target value of the fuel pressure within a high pressure common rail tube cavity and a control model designed based on a system physical model, wherein the control quantity is an equivalent cross-section area of the electromagnetic valve of a flow metering unit; and a drive signal determining module coupled to the control quantity determining module and configured to determine a drive signal for driving the flow metering unit based on the determined control quantity.

Abstract: An apparatus (200) for controlling the rail pressure of the high-pressure common-rail tube cavity of the high-pressure common-rail fuel system of an engine, comprising an operation condition acquiring device (202), which is used for acquiring operation conditions associated with the high-pressure common-rail fuel system of the engine; a fuel quantity metering valve equivalent cross-sectional area determining device (204) coupled with the operation condition acquiring device (202), which is used for determining an equivalent cross-sectional area of the fuel quantity metering valve (210) by a linear physical model (212) of fuel quantity metering valve equivalent cross-sectional area based on an acquired operation condition and a target value of the rail pressure of the high-pressure common-rail tube cavity; a signal generating device (206) coupled with the fuel quantity metering valve equivalent cross-sectional area determining device (204), which used for generating a driving signal (208) for controlling the e

Abstract: A control device and method for the air system of a diesel engine is disclosed. The feature of the diesel engine is characterized by transfer function. During the control process, a decoupling transfer function is computed according to the transfer function and the steady working parameters of the diesel engine. By the decoupling transfer function acting on the processed state parameters of the air system, driving signals for controlling the exhaust gas recirculation system and the turbocharge system can be individually generated from one another, in order to realize decoupling of them.

Abstract: An equipment (200) for controlling an air system of a diesel engine, comprises an operation condition acquiring device (202), an objective flow determining device (204) and a signal generating device (206). The operation condition acquiring device (202) is used to acquire actual operation condition parameters of the diesel engine. The objective flow determining device (204) is used to determine objective flow parameters on the basis of the actual operation condition parameters from the operation condition acquiring device (202), through a non-linear physical model which characterizes the air system. The signal generating device (206) is used to generate signals for controlling an EGR system and a turbocharge system on the basis of the objective flow parameters from the objective flow determining device (204). A method for controlling an air system of a diesel engine and a computer program medium recording the computer program code for performing the method are also disclosed.

Abstract: An apparatus (100) used in a selective catalytic reduction system of a diesel engine is disclosed, wherein the SCR system comprises a catalyst to use ammonia to convert nitrogen oxides discharged from the diesel engine, the apparatus (100) comprising: an acquiring module (102) coupled to the catalyst and configured to acquire a measurement value of at least one operation condition of the catalyst; and a determining module (104) coupled to the acquiring module and configured to determine ammonia storage capacity of the catalyst based on the acquired measurement value so as to determine ammonia surface coverage of the catalyst. A corresponding method and a computer program product thereof are further disclosed. According to the apparatus (100) and method, the ammonia surface coverage and ammonia storage capacity of the catalyst may be estimated more accurately.