Abstract: The present invention provides a nucleic acid aptamer specifically recognizing ?-lactoglobulin and use thereof. The nucleic acid aptamer has a sequence as shown in SEQ ID NO:1, a sequence having 60% or higher homology to the sequence as shown in SEQ ID NO:1 and specifically recognizing ?-lactoglobulin, or a sequence derived from the sequence as shown in SEQ ID NO:1 and specifically recognizing ?-lactoglobulin. The nucleic acid aptamer specifically binds to the allergen ?-lactoglobulin in cow milk and dairy products, thereby providing a new tool for the high-sensitivity and low-cost detection of the allergen ?-lactoglobulin.

Abstract: The present application relates to the field of cooking equipment technologies, and specifically to a cooking appliance, including a box body, a door body, and a control panel case. The box body includes a housing, a cooking cavity located in the housing, and an electric chamber located on one side of the cooking cavity. The housing includes a top plate. An exhaust port is provided in the top plate. A first fan is disposed in the electric chamber. The door body and the control panel case are disposed on a front side of the cooking cavity. A cooling air inlet is provided in the door body and/or in the control panel case. The cooling air inlet, the electric chamber, the cooking cavity and the exhaust port are in fluid communication. The cooling air inlet is provided in the door body and/or the control panel case, and the exhaust port is provided in the top plate of the housing.

Abstract: The present invention provides a nucleic acid aptamer specifically recognizing 3-lactoglobulin and use thereof. The nucleic acid aptamer has a sequence as shown in SEQ ID NO:1, a sequence having 60% or higher homology to the sequence as shown in SEQ ID NO:1 and specifically recognizing ?-lactoglobulin, or a sequence derived from the sequence as shown in SEQ ID NO:1 and specifically recognizing ?-lactoglobulin. The nucleic acid aptamer specifically binds to the allergen ?-lactoglobulin in cow milk and dairy products, thereby providing a new tool for the high-sensitivity and low-cost detection of the allergen ?-lactoglobulin.

Abstract: The present disclosure provides a method and a device for controlling a screen viewing angle, and a flexible display device. The control method comprises: capturing one or more observers whose sight lines fall within a display area of a flexible screen; determining one or more viewing angles of the one or more observers relative to the display area; determining a curling angle based on the one or more viewing angles; and controlling the flexible screen to be curled according to the curling angle.

Abstract: The present disclosure provides a method and a device for controlling a screen viewing angle, and a flexible display device. The control method comprises: capturing one or more observers whose sight lines fall within a display area of a flexible screen; determining one or more viewing angles of the one or more observers relative to the display area; determining a curling angle based on the one or more viewing angles; and controlling the flexible screen to be curled according to the curling angle.

Abstract: The present invention provides a chitooligosaccharide-N-geraniol derivative and a preparation method and application thereof. The degree of substitution of a chitooligosaccharide-N-geraniol derivative is from 0.26 to 0.283. The method includes dissolving oligosaccharide in dimethyl sulfoxide, dissolving geranyl bromide in dimethylformamide, and then mixing, performing a water bath reaction and adding acetone in after the water bath reaction, performing a centrifugation and collecting precipitates, performing Soxhlet extraction and vacuum drying to obtain the chitooligosaccharide-N-geraniol derivative. The present invention has the advantages of easy preparation method, low cost, simple purification method and stable properties. The chitooligosaccharide derivative has good water solubility, antibacterial activity against Staphylococcus aureus, Escherichia coli and other bacteria, and has good application prospect in the fields of medicine, food, cosmetics, agriculture, etc.

Abstract: A flexible display panel includes a flexible substrate with a display region and an electrode bonding region. The flexible substrate includes a display surface and a non-display surface opposite to the display surface. Wherein the flexible substrate at a position corresponding to the electrode bonding region is bent along a direction from the display surface to the non-display surface.

Abstract: A method for bonding a three-dimensional cover, which includes the following steps: bonding a flexible display panel on a heavy release film through optical adhesive to obtain a bonded body; placing the bonded body on a carrying surface of a conformable tool, making the flexible display panel face the carrying surface of the conformable tool, and fixing two ends of the heavy release film in the bonded body to fixtures of the conformable tool; controlling the fixtures of the conformable tool to adjust the shape of the bonded body, so that the adjusted shape of the bonded body matches the three-dimensional cover; tearing off the heavy release film from the bonded body to obtain the flexible display panel with optical adhesive, and bonding the three-dimensional cover to the flexible display panel using the optical adhesive.

Abstract: Embodiments of the present disclosure provide a flexible display screen and a flexible display device. The flexible display screen includes a display screen body and a deformation component disposed on a back side of the display screen body, wherein when an ambient temperature is higher than a first temperature threshold value, the deformation component is deformed towards a direction in which the display screen body reveals curved display; when the ambient temperature is lower than a second temperature threshold value, the deformation component is deformed towards a direction in which the display screen body reveals flat display; and the second temperature threshold value is not greater than the first temperature threshold value.

Abstract: A flexible display panel includes a flexible substrate with a display region and an electrode bonding region. The flexible substrate includes a display surface and a non-display surface opposite to the display surface. Wherein the flexible substrate at a position corresponding to the electrode bonding region is bent along a direction from the display surface to the non-display surface.

Abstract: The present disclosure provides a method for attaching a wiring protective film layer, a wiring structure and a display panel. The attaching method comprises: forming a protective structure comprising a protective film layer and a carrier layer disposed in stack on a wiring layer, wherein the wiring layer and the protective film layer are in contact; and removing the carrier layer and remaining the protective film layer.

Abstract: The disclosure relates to the field of display devices and discloses a test fixture for a display device. The test fixture includes a fixing component, and a test component arranged detachably from the fixing component, wherein the fixing component includes a fixing component body, and a clamp arranged on the fixing component body to clamp the display device, and the test component is configured to be electrically connected with a circuit board of the display device.

Abstract: A method for bonding a three-dimensional cover, which includes the following steps: bonding a flexible display panel on a heavy release film through optical adhesive to obtain a bonded body; placing the bonded body on a carrying surface of a conformable tool, making the flexible display panel face the carrying surface of the conformable tool, and fixing two ends of the heavy release film in the bonded body to fixtures of the conformable tool; controlling the fixtures of the conformable tool to adjust the shape of the bonded body, so that the adjusted shape of the bonded body matches the three-dimensional cover; tearing off the heavy release film from the bonded body to obtain the flexible display panel with optical adhesive, and bonding the three-dimensional cover to the flexible display panel using the optical adhesive.

Abstract: Embodiments of the present disclosure provide a flexible display screen and a flexible display device. The flexible display screen includes a display screen body and a deformation component disposed on a back side of the display screen body, wherein when an ambient temperature is higher than a first temperature threshold value, the deformation component is deformed towards a direction in which the display screen body reveals curved display; when the ambient temperature is lower than a second temperature threshold value, the deformation component is deformed towards a direction in which the display screen body reveals flat display; and the second temperature threshold value is not greater than the first temperature threshold value.

Abstract: The disclosure relates to the field of display devices and discloses a test fixture for a display device. The test fixture includes a fixing component, and a test component arranged detachably from the fixing component, wherein the fixing component includes a fixing component body, and a clamp arranged on the fixing component body to clamp the display device, and the test component is configured to be electrically connected with a circuit board of the display device.

Abstract: The present disclosure provides a method for attaching a wiring protective film layer, a wiring structure and a display panel. The attaching method comprises: forming a protective structure comprising a protective film layer and a carrier layer disposed in stack on a wiring layer, wherein the wiring layer and the protective film layer are in contact; and removing the carrier layer and remaining the protective film layer.

Abstract: An alignment apparatus and an alignment method are provided. The alignment apparatus is configured to align a polarizer. The alignment apparatus comprises an angle adjustment device. The angle adjustment device is configured to: adjust an angle of the polarizer to be aligned according to an angle offset of the polarizer to be aligned in a plane where the polarizer to be aligned is located. The alignment apparatus and the alignment method reduce difficulty in alignment of non-rectangular polarizer.

Abstract: This invention provides a small molecule oligonucleotide aptamer binding to T-2 toxin specifically, and the sequence of the ssDNA aptamer is SEQ ID NO: 1. Through the graphene oxide separation-based Systematic Evolution of Ligands by Exponential Enrichment, single-stranded oligonucleotide aptamer with high affinity and specific identification of T-2 toxin was obtained in vitro selection. The aptamer has a broad application prospect, which can be used for separation and enrichment of trace T-2 toxin in the sample. It can also be used as a reporter aptamer for the detection of T-2 toxin in food by means of functional groups labeling and other means.

Abstract: This invention provides a small molecule oligonucleotide aptamer binding to T-2 toxin specifically, and the sequence of the ssDNA aptamer is SEQ ID NO: 1. Through the graphene oxide separation-based Systematic Evolution of Ligands by Exponential Enrichment, single-stranded oligonucleotide aptamer with high affinity and specific identification of T-2 toxin was obtained in vitro selection. The aptamer has a broad application prospect, which can be used for separation and enrichment of trace T-2 toxin in the sample. It can also be used as a reporter aptamer for the detection of T-2 toxin in food by means of functional groups labeling and other means.

Abstract: An alignment apparatus and an alignment method are provided. The alignment apparatus is configured to align a polarizer. The alignment apparatus comprises an angle adjustment device. The angle adjustment device is configured to: adjust an angle of the polarizer to be aligned according to an angle offset of the polarizer to be aligned in a plane where the polarizer to be aligned is located. The alignment apparatus and the alignment method reduce difficulty in alignment of non-rectangular polarizer.