Abstract: An ultra-high-speed fully automatic precision spectral analysis system for rare earth metals and its working method is disclosed. The system includes a central control server, a precision numerical control rotary table communicatively connected with the central control server, a sample loading-clamping device, an automatic weighing device, an automatic ranging device, an analyzing surface machining device, a rare-earth spark emission spectrometer, and an automatic marking device; the sample loading-clamping device is arranged to fix a test sample of a rare earth metal, the automatic weighing device is arranged to weigh the test sample in real time, and the automatic ranging device, the analyzing surface machining device, the rare-earth spark emission spectrometer, and the automatic marking device are set up around the precision numerical control rotary table to perform the corresponding work processes respectively.

Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.

Abstract: A display substrate and a display device are provided. The display substrate includes a display region and an opening located in the display region, the opening penetrates through the display substrate, and the display substrate includes a base substrate, a driving circuit layer, a light-emitting component layer, an encapsulation layer, and a touch control layer. The driving circuit layer includes a first signal line at least partially surrounding the opening; the light-emitting component layer is provided on a side of the driving circuit layer away from the base substrate; the encapsulation layer is provided on a side of the light-emitting component layer away from the base substrate; the touch control layer includes a touch control electrode and a touch control compensation electrode at least partially surrounding the opening; the first signal line at least partially overlaps with the touch control compensation electrode.

Abstract: A method of reducing cortical spreading depolarization in an animal having a brain injury includes: affixing to the animal one or more electrodes that are electrically connected to a neurostimulation device; and providing to the animal, by the neurostimulation device, via the one or more electrodes, electrical stimulation of the animal's trigeminal nerve, thereby reducing cortical spreading depolarization in the animal. The method may reduce at least one detrimental effect of cortical spreading depolarization on the injured animal brain.

Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer, a manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.

Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer. A manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.

Abstract: A light emitting panela includes: a light emitting substrate including at least one light emitting region and a non-light-emitting region surrounding the light emitting region; and an encapsulation layer arranged on a light exiting side of the light emitting substrate, wherein the encapsulation layer includes a first film layer including a plurality of pillars separated from each other and a first medium arranged in gaps between the pillars; wherein a refractive index of the pillars is different from that of the first medium, and a volume ratio of the pillars to the first medium gradually increases or decreases along a first direction, so that an equivalent refractive index of the first film layer gradually decreases along the first direction, the first direction being a direction from a center of the light emitting region to an edge of the light emitting region.

Abstract: A touch display panel has a display area and a fan-out area located at a side of the display area. The display area includes a first display region and a second display region located around the first display region. The touch display panel includes a display substrate and a touch function layer. The display substrate has a display side, and the touch function layer is located on the display side of the display substrate. The touch function layer includes a plurality of touch electrodes and a plurality of touch leads. The plurality of touch electrodes are located in the first display region, and the plurality of touch leads are electrically connected to the plurality of touch electrodes and extend to the fan-out area through the second display region.

Abstract: Methods and apparatuses (e.g., systems) for stimulating trigeminal nerve with or without triggering an oxygen conserving reflex in a patient as a neuroprotective mechanisms when the patient is experiencing a decrease in cerebral perfusion due to a vascular injury and/or vascular degeneration. These methods and apparatuses may be configured to apply trigeminal stimulation to the patient in response to determining a need for cerebral perfusion improvement by the patient.

Abstract: A subscriber identification module (SIM) card detection failure recovery method for an electronic device includes that the electronic device identifies a card recovery scenario, where card recovery includes whether to power on a SIM card. A configurable timer is started based on the card recovery scenario. The electronic device periodically obtains, based on a time set by the timer, power-on information for powering on the SIM card. The electronic device determines a power-on condition of the SIM card based on the power-on information. If the power-on condition is met, the electronic device powers on the SIM card.

Abstract: A display substrate and its manufacturing method, a display panel and a display apparatus are provided. The display substrate includes a base (10), a light-emitting device layer (20) on the base (10), and an encapsulation structure (30) on a side of the light-emitting device layer (20) away from the base (10). A film layer farthest from the base (10) in the light-emitting device layer (20) is a light extraction layer (21). The encapsulation structure (30) includes a first inorganic encapsulation layer (31), an organic encapsulation layer (32) on a side of the first inorganic encapsulation layer (31) away from the base (10), and a second inorganic encapsulation layer (33) on a side of the organic encapsulation layer (32) away from the base (10). The first inorganic encapsulation layer (31) includes sub-film layers in which the one closest to the light extraction layer (21) is a low-stress inorganic layer (301) with a stress less than that of the second inorganic encapsulation layer (33).

Abstract: Disclosed are a method of PCB sectional preshrinking, a device, an equipment and a computer-readable storage medium. The method includes: obtaining a PCB raw data and a preset accuracy requirement; determining a preshrinking compensation value according to the PCB raw data and the preset accuracy requirement; determining a first sectional length according to the PCB raw data and the preshrinking compensation value; determining a preshrinking compensation ratio according to the preshrinking compensation value and the first sectional length; determining a second sectional length according to the PCB raw data, the first sectional length and the preshrinking compensation ratio; and determining an optimization preshrinking design length according to the first sectional length and the second sectional length.

Abstract: A display substrate includes a base substrate including a display region and a frame region, multiple pixel circuits, first light-emitting elements and at least one first data line, located in a first sub-display region, multiple second light-emitting elements located in a second sub-display region. The display region includes a foldable first display region and second display region each including a first sub-display region and second sub-display region; multiple pixel circuits includes multiple first pixel circuits and second pixel circuits distributed among multiple first pixel circuits; at least one first pixel circuits is connected with at least one of multiple-first light-emitting elements; at least one of multiple second pixel circuits is connected with at least one of multiple second light-emitting elements; the first data line at least includes one sub-data line connected with the first pixel circuit and at least includes another sub-data line connected with the second pixel circuit.

Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.

Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.

Abstract: A silicon-based solid amine sorbent for CO2 and the making method thereof including: providing a silicon source liquid which is a silicate solution or a liquid organosilicate, wherein the silicate solution comprises water and a first silicate dissolved in the water; mixing the silicon source liquid with a precipitant to perform a precipitation reaction to obtain a product liquid containing a precipitate, wherein the precipitate is a second silicate or silicic acid; filtering out the precipitate and washing the precipitate with water; mixing the precipitate filtrated out but not dried yet with an organic alcohol and then performing an azeotropic distillation to obtain a dehydrated precipitate; calcining the dehydrated precipitate to obtain a silicon-based support, wherein the silicon-based support is a powder of the second silicate powder or a silica powder; and impregnating the silicon-based support with an organic amine solution and then drying to obtain the silicon-based amine-containing solid sorbent for C

Abstract: A display substrate and a display apparatus. The display substrate has a display region (AA) and an opening (O) located in the display region (AA). The opening (O) penetrates the display substrate, and the display substrate comprises a base substrate (BS), a driving circuit layer, a light-emitting device layer, an encapsulation layer and a touch layer (TL). The driving circuit layer is arranged on the base substrate (BS), and comprises a first signal line (L1) at least partially surrounding the opening (O). The light-emitting device layer is arranged on the side of the driving circuit layer distant from the base substrate (BS). The encapsulation layer is arranged on the side of the light-emitting device layer distant from the base substrate (BS).

Abstract: A porous calcium silicate hydrate, a preparation method thereof and an adsorbent are provided. The preparation method of the porous calcium silicate hydrate includes: leaching fly ash with an alkali agent to obtain a silicate leaching solution; adding the silicate leaching solution dropwise to a calcium hydroxide suspension at a constant rate, and conducting stirring and a heating reaction to obtain a calcium silicate hydrate gel; and mixing the calcium silicate hydrate gel with an organic alcohol solvent, conducting azeotropic distillation, and then conducting separation, drying and calcination to obtain the porous calcium silicate hydrate.

Abstract: The present disclosure relates to a solid amine adsorbent of CO2 and a method for preparing the same. The method includes: providing pseudo boehmite; pore-enlarging the pseudo boehmite; calcining the pore-enlarged pseudo boehmite to obtain an aluminum oxide powder; and impregnating the aluminum oxide powder in an organic amine solution, and drying to obtain the solid amine adsorbent of CO2.

Abstract: Probiotics for the purine-degrading capability under the condition of a rich-nutrient medium are screened, and a culture environment relatively simulating the human intestinal tract is obtained, so that Lactobacillus reuteri strains KLR-1, KLR-3, KLR-4 and KLR-13 are obtained. The probiotic strain or the composition containing the strain has a significant serum uric acid-reducing effect in an animal model. The composition has a probiotic-containing composition and prebiotics. The probiotic-containing composition is one or more of Lactobacillus reuteri, Lactobacillus ferrnenturn, Bacillus coagulans, Lactobacillus rhamnosus, Lactobacillus casei and Lactobacillus plantarum. The prepared compound probiotic powder can significantly reduce the serum uric acid of gout patients and has the effect of dissolving urate crystals.