Abstract: A battery proofed against short circuiting, for better safety, includes a battery cell and a first set of electrode tabs. The battery cell includes a first electrode plate and a second electrode plate. The first set of electrode tabs is electrically connected to the first electrode plate. The first set of electrode tabs includes a first bending portion, an edge of the second electrode plate defines a first receiving groove, and the first receiving groove corresponds to the first bending portion.

Abstract: The present invention provides a crystal form of a 1,2,3-triazolo[1,5-a]pyrazines derivative and a preparation method for the crystal form. Specifically, the present invention provides a crystal form of a compound (S)-N5-(3,4-difluorophenyl)-6-methyl-N3-((R)-1,1,1-trifluoropropan-2-yl)-6,7-dihydro-[1,2,3]triazolo[1,5-c]pyrazine-3,5(4H)-dimethylformamide and a preparation method for the crystal form. The prepared crystal form has good stability and clinical application value.

Abstract: A shift register unit includes an input circuit, a first control circuit, a second control circuit and an output circuit. The input circuit is configured to provide signals of the signal input terminal to the first control node, and provide signals of the first power supply terminal or the first clock signal terminal to the second control node. The first control circuit is configured to provide signals of the second power supply terminal or the second clock signal terminal to the first output terminal. The second control circuit is configured to provide signals of the first power supply terminal to the second output terminal. The output circuit is configured to provide signals of the second power supply terminal to the second output terminal.

Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes a first gate driving output circuit and a second gate driving output circuit. The first gate driving output circuit is used to output a first gate driving signal through the first gate driving signal output terminal; the second gate driving output circuit is used to generate a second gate driving signal outputted simultaneously with the first gate driving signal based on the first gate driving signal, a first clock signal and a second clock signal. In the present disclosure, the second gate driving output circuit is added, the first gate driving signal, the first clock signal, and the second clock signal are used to generate an inverted second gate driving signal, so that positive and negative switching control signals are generated by one stage of shift register unit.

Abstract: A system for monitoring a helium compressor and a magnetic resonance imaging device may include photoelectric converter configured to monitor a status current of a helium compressor; a dry contact signal converter having a dry contact switch and a signal converter. The dry contact switch may include a first pair of switch contacts connected to an output of the photoelectric converter and a second pair of switch contacts connected to an output voltage of the helium compressor. The signal converter may be configured to collect an action signal of the dry contact switch, and convert corresponding fault information into a network signal and send the same to a network server. Personnel may be notified of the fault information in a preset communication mode using a preset communication address.

Abstract: The present invention relates to crystal forms of an oxypyridine amide derivative and a preparation method therefor. In particular, the present invention relates to crystal forms A, B, C, D, E and F of a compound represented by formula (I) and a preparation method therefor. The crystal forms of the compound represented by formula (I) as described in the present invention have good crystal form stability and may be better for clinical use.

Abstract: The present disclosure discloses a pixel driving circuit, a pixel circuit, a display panel and a display apparatus, wherein the pixel driving circuit is used for driving a light-emitting element to emit light, and includes: a plurality of switching transistors, wherein each of the switching transistors is an oxide thin film transistor.

Abstract: A display panel and a display apparatus are provided. The display panel includes an active area and a non-active area located at least on one side of the active area, wherein the non-active area includes a first fanout area; a plurality of sub-pixels located in the active area; a plurality of data lines located in the active area and extending from the active area to the first fanout area, the plurality of data lines electrically connected to the plurality of sub-pixels and configured to provide data signals for the plurality of sub-pixels; the first fanout area includes at least two data line fanout sub-areas, and the plurality of data lines are respectively located in the at least two data line fanout sub-areas.

Abstract: The present application discloses a display panel and a display device. The display panel includes: a base substrate; a reference power line, arranged in a non-display area and including a first electrode metal layer and a second electrode metal layer which are arranged on the base substrate in sequence in a stacked manner; and an encapsulating structure, arranged on a side, deviating from the base substrate, of the reference power line; where in the reference power line, a projection of the second electrode metal layer on the base substrate is arranged within a projection of the encapsulating structure on the base substrate, and a projection of the first electrode metal layer on the base substrate goes beyond an edge of the projection of the encapsulating structure on the base substrate.

Abstract: The present invention relates to crystal forms of an oxypyridine amide derivative and a preparation method therefor. In particular, the present invention relates to crystal forms A, B, C, D, E and F of a compound represented by formula (I) and a preparation method therefor. The crystal forms of the compound represented by formula (I) as described in the present invention have good crystal form stability and may be better for clinical use.

Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes a first gate driving output circuit and a second gate driving output circuit. The first gate driving output circuit is used to output a first gate driving signal through the first gate driving signal output terminal; the second gate driving output circuit is used to generate a second gate driving signal outputted simultaneously with the first gate driving signal based on the first gate driving signal, a first clock signal and a second clock signal. In the present disclosure, the second gate driving output circuit is added, the first gate driving signal, the first clock signal, and the second clock signal are used to generate an inverted second gate driving signal, so that positive and negative switching control signals are generated by one stage of shift register unit.

Abstract: The present disclosure relates to the field of display technologies, and more particularly, to a pixel circuit. The pixel circuit includes a drive transistor and an OLED light-emitting element. A first switching element transmits an initialization signal to the drive transistor in response to a reset signal. A second switching element transmits a data signal to the drive transistor in response to a scanning signal. A third switching element transmits the data signal to a coupling capacitor in response to the scanning signal. A fourth switching element is connected to the drive transistor in response to the scanning signal. A fifth switching element transmits a first power signal to the first terminal of the drive transistor in response to a control signal. A sixth switching element transmits, in response to the control signal, an output current of the drive transistor to the OLED light-emitting element.

Abstract: The embodiments of the present disclosure disclose an OLED array substrate. The OLED array substrate comprises: a plurality of scan lines; a plurality of data lines; a plurality of OLED pixel units, each OLED pixel unit is connected to a corresponding data line and a corresponding scan line and being connected to a corresponding reset terminal; and a plurality of light detection units, each light detection unit is connected between the reset terminal of one OLED pixel unit and the corresponding data line, is configured to detect a light emitted by a detection light resource to generate a light detection signal, and output the light detection signal via the corresponding data line under a control of a reset signal from the reset terminal.

Abstract: A method for producing stannous sulfide, the method including: 1) heating a tin-containing material to 200-600° C., and mixing sulfur with the tin-containing material heated, to yield a product; and 2) distilling the product in a vacuum furnace at a pressure of 1-500 pascal.

Abstract: The present disclosure discloses a pixel driving circuit, a pixel circuit, a display panel and a display apparatus, wherein the pixel driving circuit is used for driving a light-emitting element to emit light, and includes: a plurality of switching transistors, wherein each of the switching transistors is an oxide thin film transistor.

Abstract: An electrode plate with increased energy density includes a current collector, an active layer disposed on the current collector, and a tab electrically connected to the current collector. The current collector includes a main body and a plurality of protruding portions formed by extending the main body. The plurality of protruding portions are spaced apart from each other to define a plurality of gaps. The active layer is disposed on the main body and the plurality of protruding portions. The tab is disposed in one of the plurality of gaps. The disclosure also provides an electrode assembly using the electrode plate.

Abstract: A battery proofed against short circuiting, for better safety, includes a battery cell and a first set of electrode tabs. The battery cell includes a first electrode plate and a second electrode plate. The first set of electrode tabs is electrically connected to the first electrode plate. The first set of electrode tabs includes a first bending portion, an edge of the second electrode plate defines a first receiving groove, and the first receiving groove corresponds to the first bending portion.

Abstract: The embodiments of the present disclosure disclose an OLED array substrate. The OLED array substrate comprises: a plurality of scan lines; a plurality of data lines; a plurality of OLED pixel units, each OLED pixel unit is connected to a corresponding data line and a corresponding scan line and being connected to a corresponding reset terminal; and a plurality of light detection units, each light detection unit is connected between the reset terminal of one OLED pixel unit and the corresponding data line, is configured to detect a light emitted by a detection light resource to generate a light detection signal, and output the light detection signal via the corresponding data line under a control of a reset signal from the reset terminal.

Abstract: The embodiments of the present disclosure disclose an OLED array substrate. The OLED array substrate comprises: a plurality of scan lines; a plurality of data lines; a plurality of OLED pixel units, each OLED pixel unit is connected to a corresponding data line and a corresponding scan line and being connected to a corresponding reset terminal; and a plurality of light detection units, each light detection unit is connected between the reset terminal of one OLED pixel unit and the corresponding data line, is configured to detect a light emitted by a detection light resource to generate a light detection signal, and output the light detection signal via the corresponding data line under a control of a reset signal from the reset terminal.

Abstract: A method for producing stannous sulfide, the method including: 1) heating a tin-containing material to 200-600° C., and mixing sulfur with the tin-containing material heated, to yield a product; and 2) distilling the product in a vacuum furnace at a pressure of 1-500 pascal.