Abstract: Disclosed are a method for preparing a porcine-derived interferon-delta 5 (pIFN-?5) and an application of the pIFN-?5, where the method for preparing pIFN-?5 includes the following steps: step S1, obtaining a DNA fragment containing pIFN-?5 gene through reverse transcription-polymerase chain reaction (RT-PCR) amplification by using the total RNA of pretreated porcine small intestinal epithelial cells IPEC-J2; step S2, inserting the DNA fragment containing pIFN-?5 gene into an exogenous expression vector to construct a recombinant expression vector for expressing the pIFN-?5 gene; and step S3, introducing the recombinant expression vector into a suitable host cell, and driving the host cell to express the pIFN-?5 gene to obtain the pIFN-?5. The recombinant pIFN-?5 protein is used to prepare drugs or preparations for inhibiting infection of porcine epidemic diarrhea virus (PEDV), porcine transmissible gastroenteritis virus (TGEV), porcine delta coronavirus (PDCoV) and porcine rotavirus (PRoV).

Abstract: The present disclosure provides a ceramic material for a thermal barrier coating and a manufacturing method thereof. A chemical composition of the ceramic material is LaYbZrCeO7. The ceramic material is manufactured by doping LaO1.5, YbO1.5 and CeO2 into ZrO2. A mole ratio of LaO1.5, YbO1.5, CeO2 and ZrO2 is 1:1:1:1. The manufactured ceramic material is in a composite phase structure mainly including a pyrochlore phase and a fluorite phase. The ceramic material according to the present disclosure can effectively inhibit corrosion penetration of molten CMAS in a high temperature environment, which reduces or avoids ceramic cracking and peeling. This better maintains microstructural integrity of the ceramic surface, thereby extending service life of ceramics.

Abstract: A driving circuit and a display panel are provided. The driving circuit includes a plurality of driving units which are cascaded. An Nth stage driving unit includes: a pull-up control module; a first bootstrap module; a pull-up module; a pull-down control module; and a first pull-down module. The driving circuit can be normally operated by input signal lines including a first clock signal line, a second clock signal line, a first power signal line, a second power signal line, and an initial signal line, so that types and a number of the input signal lines can be effectively reduced.

Abstract: A fingerprint readout circuit and a display panel are disclosed. The fingerprint readout circuit includes a voltage amplifier unit, a fingerprint readout unit, and a source follower unit. The voltage amplifier unit is coupled to the fingerprint readout unit and the source follower unit, and the fingerprint readout unit is coupled to the source follower unit. The fingerprint readout circuit has both current and voltage amplification functions. Therefore, a voltage difference is amplified, facilitating reading out fingerprint signals accurately and enhancing fingerprint readout precision and accuracy.

Abstract: A fingerprint readout circuit and a display panel are disclosed. The fingerprint readout circuit includes a voltage amplifier unit, a fingerprint readout unit, and a source follower unit. The voltage amplifier unit is coupled to the fingerprint readout unit and the source follower unit, and the fingerprint readout unit is coupled to the source follower unit. The fingerprint readout circuit has both current and voltage amplification functions. Therefore, a voltage difference is amplified, facilitating reading out fingerprint signals accurately and enhancing fingerprint readout precision and accuracy.

Abstract: A method for preparing a polymer composite material is provided. The method includes steps of mixing and heat-treating a first polymer, a second polymer, and a third polymer to obtain a first mixture, adding a light-transmitting material to the first mixture to obtain a second mixture, adding a nano material to the second mixture to obtain a third mixture, performing subsequent processing on the uniformly mixed third mixture to obtain the polymer composite material. The polymer composite material is configured to replace conventional protective glass in ultrasonic fingerprint recognition technology, and to improve accuracy of fingerprint recognition.

Abstract: A gate driver on array (GOA) device and a display panel are provided. The GOA device includes multi-level cascaded GOA units. Each level of the GOA units comprises a first sub GOA unit and a second sub GOA unit. The first sub GOA unit is configured to output a first scan driving signal. The second sub GOA unit is configured to output a second scan driving signal. The first sub GOA unit and the second sub GOA unit share at least a portion of signal wirings, so that a width of the GOA device is narrowed while a circuit layout of the display panel is simplified.

Abstract: A piezoelectric polyvinylidene fluoride (PVDF) material, a method for manufacturing the same, and a fingerprint recognition module are provided. The polyvinylidene PVDF material includes PVDF, a first solvent, a second solvent, a fluorosurfactant, and an inducing material. Material of the inducing material is one of carbon nanotubes, carbon black, and gold nanorods. Because of the high anisotropy of the inducing material, molecular orientation of the PVDF material is induced, thereby improving piezoelectric performance of the piezoelectric PVDF material. Problems of conventional piezoelectric PVDF materials, which are used in ultrasonic fingerprint recognition modules, such as poor piezoelectric performance and high-energy loss are improved.

Abstract: A GOA circuit, a display panel and a display device are provided. The GOA circuit includes a plurality of GOA units connected in series. The GOA unit includes a forward scan control module, a node signal control module, an output control module, a regulating module, a first pull-down module, a second pull-down module, a third pull-down module, a fourth pull-down module, and a switch module. The display device according to an embodiment only needs two clock signals for the GOA driving circuit to scan each row of gates. Furthermore, it could enormously reduce the width of GOA and realize the narrow side frame design.

Abstract: A liquid crystal display module and a mobile terminal are provided. Three actuators and a sound soundproofing component are disposed in a display panel; an actuator disposed between two actuators is used to generate bass, and the two actuators disposed on both sides are used to generate high pitch. An effect of low frequency vibration of the panel is improved, stereo sound of screen vibration is realized, direction of sound is improved, and privacy of customer is guaranteed.

Abstract: A GOA circuit, a display panel and a display device are provided. The GOA circuit includes a plurality of GOA units connected in series. The GOA unit includes a forward scan control module, a node signal control module, an output control module, a regulating module, a first pull-down module, a second pull-down module, a third pull-down module, a fourth pull-down module, and a switch module. The display device according to an embodiment only needs two clock signals for the GOA driving circuit to scan each row of gates. Furthermore, it could enormously reduce the width of GOA and realize the narrow side frame design.

Abstract: A method for preparing a polymer nanocomposite is provided with steps of (1) dissolving polyvinyl chloride; (2) dissolving polyethylene; (3) dissolving a polyvinyl chloride-polyethylene block copolymer; (4) adding a surfactant into a mixed solution obtained from the above-mentioned steps; (5) adding a light permeable material into the mixed solution; (6) adding an enforcement material into the mixed solution; (7) performing an ultrasonic mixing to the mixed solution; and (8) performing a rotary evaporation to the mixed solution.

Abstract: A fingerprint identification sensing module includes a first electrode and a second electrode, a piezoelectric material layer interposed between the first electrode and the second electrode, and a damping layer, arranged on a surface of the first electrode. The first electrode and the second electrode are arranged opposite.

Abstract: The present invention provides an ultrasonic fingerprint recognition module and a display panel. Advantages of the present invention are that a vibration absorbing layer can absorb mechanical energy of a piezoelectric thin film layer such that a number of cycles of later ultrasound is significantly reduces to extremely increase a vertical resolution of ultrasound fingerprint recognition and overall recognition effect and precision.

Abstract: A fingerprint driving circuit and a display panel are provided. A first stage of amplifying unit is configured to receive a fingerprint voltage, perform a voltage amplifying process on the fingerprint voltage, and output the fingerprint voltage on which the voltage amplifying process has been performed. A second stage of amplifying unit is configured to receive the fingerprint voltage on which the voltage amplifying process has been performed, perform a current and power amplifying process on the fingerprint voltage on which the voltage amplifying process has been performed, and output the fingerprint voltage on which the current and power amplifying process has been performed. A voltage difference between a valley and a ridge of a fingerprint is amplified, so that the signal can be read out easily and correctly and the output ability of the signal is enhanced.

Abstract: A pixel circuit and a display panel are provided, which include a first driving transistor, a second driving transistor, a first switching transistor, and a second switching transistor. By controlling the first driving transistor and the second driving transistor to work alternately by the first switching transistor and the second switching transistor, work period of the first driving transistor and/or the second driving transistor can be reduced, being able to improve stability of the driving transistors.

Abstract: A display device is disclosed. The display device includes a display panel, a vibration plate, and an actuator structural layer. The vibration plate is attached to a side of the display panel. The actuator structural layer is disposed on the vibration plate.

Abstract: A fingerprint driving circuit and a display panel are provided. A first stage of amplifying unit is configured to receive a fingerprint voltage, perform a voltage amplifying process on the fingerprint voltage, and output the fingerprint voltage on which the voltage amplifying process has been performed. A second stage of amplifying unit is configured to receive the fingerprint voltage on which the voltage amplifying process has been performed, perform a current and power amplifying process on the fingerprint voltage on which the voltage amplifying process has been performed, and output the fingerprint voltage on which the current and power amplifying process has been performed. A voltage difference between a valley and a ridge of a fingerprint is amplified, so that the signal can be read out easily and correctly and the output ability of the signal is enhanced.

Abstract: A display module and a mobile terminal are provided. The display module comprises a display panel comprising an earpiece area; and a vibration function layer disposed on a surface of the display panel and used to make mechanical vibrations under control of electric signals to generate sound waves; wherein the vibration function layer comprises an actuator and a vibration layer, the actuator comprises a vibrator disposed in the earpiece area and sound insulation sections disposed on one edge of the earpiece area, and the sound insulation sections are used to stop the sound waves of the earpiece area located on one side of the sound insulation sections from propagating to an opposite side of the sound insulation sections.

Abstract: A method for preparing a polymer nanocomposite is provided with steps of (1) dissolving polyvinyl chloride; (2) dissolving polyethylene; (3) dissolving a polyvinyl chloride-polyethylene block copolymer; (4) adding a surfactant into a mixed solution obtained from the above-mentioned steps; (5) adding a light permeable material into the mixed solution; (6) adding an enforcement material into the mixed solution; (7) performing an ultrasonic mixing to the mixed solution; and (8) performing a rotary evaporation to the mixed solution.