Abstract: A torsion balance is provided which includes a twisting wire and a reflector. The twisting wire is a suspended carbon nanotube. The reflector is hung on the twisting wire. The reflector further includes a film, a first reflecting layer, and a second reflecting layer; and the film includes a first surface and a second surface opposite to the first surface, and the first reflecting layer is located on the first surface and the second reflecting layer is located on the second surface.

Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.

Abstract: A cover element having a display area extending in front of a display element and forming an external surface of the element, the display area being configured to present a visual appearance of a predefined material and having a texture of the predefined material. The element includes: a support having a part being translucent and having external and internal faces, a portion of the external face forming the display area, the portion having the texture of the predefined material and the support having a material distinct from the predefined material, and a decorative layer extending on the internal face of the part of the support, a portion of the decorative layer having the visual appearance of the predefined material, the portion of the decorative layer extending in front of the display area.

Abstract: A phase change material includes a salt-water solution having a first salt, a second salt and water; a gelling agent; a thermal conductivity enhancer; and a nucleation agent. The phase change material is suitable for use as a cold storage material, in particular, for maintaining an environment at a temperature of from ?15 to ?40° C. The phase change material may be used in a cold storage pack.

Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.

Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. Each subpixel unit is driven by a scanning signal provided by one gate and a data signal provided by one data line, and a same data line is connected with at least two subpixel units which are not adjacent to each other and have a same color. The gate drive circuit includes a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units in a one-to-one correspondence in order.

Abstract: A method of formulating a ternary salt-water solution having a target phase change temperature—the ternary salt-water solution having a first salt, a second salt and water—includes: identifying at three or more temperatures, a maximum total concentration of the first and second salts in a saturated solution thereof, and the respective concentration of each salt therein, correlating the respective concentration of each salt therein with temperature, predicting a concentration for each of the salts at the target phase change temperature using the correlations, and formulating a ternary salt-water solution with a concentration of the first and second salts based on the predicted concentrations at the target phase change temperature. The method is suitable for phase change material screening, and in particular identifying and optimising phase change materials which can be used as cold storage materials.

Abstract: A device for measuring a light radiation pressure is provided which includes a torsion balance, a laser, a convex lens, and a line array detector. The laser is configured to emit a first laser beam. The convex lens is located on an optical path of the first laser beam and configured to focus the first laser beam to a surface of the reflector. The line array detector is configured to detect a reflected first laser beam reflected by the reflector. The disclosure also provides a method for measuring the light radiation pressure using the device.

Abstract: Touch display device and power supply control method are provided. The touch display device includes power supply module including: power supply control circuit; power management chip provides touch operation processing circuit, touch display control driver circuit and touch integrated circuit with operating voltage; the touch operation processing circuit provides first control signal to control signal output terminal when the touch display device is in sleep-state, to enable the power supply control circuit to supply power to the power management chip via second power supply terminal under control of the first control signal; and provides second control signal to the control signal output terminal when the touch display device is in the sleep-state and the touch display panel is touched, to enable the power supply control circuit to supply power to the power management chip via first power supply terminal under control of the second control signal.

Abstract: A touch detection method includes: scanning a reference scan region according to a first control protocol to collect initial touch signals including an initial trigger signal; determining position information of a starting point according to the initial touch signals; reporting the position information of the starting point; switching the first control protocol to a second control protocol; and performing following operations at least once: determining a current target scan region, scanning the current target scan region according to the second control protocol to collect current touch signals including a current trigger signal, determining position information of a touch point according to the current touch signals, and reporting the position information of the touch point. An area of the current target scan region is less than an area of the reference scan region.

Abstract: A method for processing scanning electron microscope specimen is provided. The method comprises: providing a specimen to be observed; providing a carbon nanotube array comprising a plurality of carbon nanotubes; and pulling a carbon nanotube film from the carbon nanotube array, and laying the carbon nanotube film on a surface of the specimen, wherein the carbon nanotube film comprising a plurality of through holes.

Abstract: A method for processing scanning electron microscope specimen is provided. The method comprises: providing a specimen to be observed; providing a carbon nanotube array comprising a plurality of carbon nanotubes; and pulling a carbon nanotube film from the carbon nanotube array, and laying the carbon nanotube film on a surface of the specimen, wherein the carbon nanotube film comprising a plurality of through holes.

Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. Each subpixel unit is driven by a scanning signal provided by one gate and a data signal provided by one data line, and a same data line is connected with at least two subpixel units which are not adjacent to each other and have a same color. The gate drive circuit includes a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units in a one-to-one correspondence in order.

Abstract: A touch detection method includes: scanning a reference scan region according to a first control protocol to collect initial touch signals including an initial trigger signal; determining position information of a starting point according to the initial touch signals; reporting the position information of the starting point; switching the first control protocol to a second control protocol; and performing following operations at least once: determining a current target scan region, scanning the current target scan region according to the second control protocol to collect current touch signals including a current trigger signal, determining position information of a touch point according to the current touch signals, and reporting the position information of the touch point. An area of the current target scan region is less than an area of the reference scan region.

Abstract: A torsion balance is provided which includes a twisting wire and a reflector. The twisting wire is a suspended carbon nanotube. The reflector is hung on the twisting wire. The reflector further includes a film, a first reflecting layer, and a second reflecting layer; and the film includes a first surface and a second surface opposite to the first surface, and the first reflecting layer is located on the first surface and the second reflecting layer is located on the second surface.

Abstract: A device for measuring a light radiation pressure is provided which includes a torsion balance, a laser, a convex lens, and a line array detector. The laser is configured to emit a first laser beam. The convex lens is located on an optical path of the first laser beam and configured to focus the first laser beam to a surface of the reflector. The line array detector is configured to detect a reflected first laser beam reflected by the reflector. The disclosure also provides a method for measuring the light radiation pressure using the device.

Abstract: The present disclosure provides a video playing method, device and storage medium. The method includes: obtaining a target video which comprises a plurality of video frames arranged in sequence, and sending sequentially the plurality of video frames to a display module, by a graphics processing unit; for each video frame, receiving and playing the video frame for a target duration from a start moment of receiving the video frame, by the display module; wherein target durations for which the display module plays at least two video frames in the target video are not equal. The technical solutions provided in the embodiments of the present disclosure can improve the refresh rate of a video.

Abstract: The present invention relates to a method for transferring two-dimensional nanomaterials. The method comprises the following steps: S1, providing a first substrate and a two-dimensional nanomaterial layer on a surface of the first substrate; S2, covering the two-dimensional nanomaterial layer with a carbon nanotube film structure; S3, obtaining a composite structure comprising the two-dimensional nanomaterial layer and the carbon nanotube film structure by removing the first substrate with a corrosion solution; S4, cleaning the composite structure by placing the composite structure on a surface of a cleaning solution; S5, picking up the composite structure from the cleaning solution with a target substrate, by contacting the target substrate with the two-dimensional nanomaterial layer of the composite structure; and S6, removing the carbon nanotube film structure from the composite structure.

Abstract: The present invention relates to a method for transferring two-dimensional nanomaterials.

Abstract: The present invention relates to a method for transferring two-dimensional nanomaterials.