Abstract: A display panel and a preparation method therefor, and a display device are provided. The display panel includes first and second substrates oppositely provided, and a polymer-stabilized liquid crystal layer; multiple sub-pixels include at least one first sub-pixel emitting light from a side of the second substrate away from the first substrate and at least one second sub-pixel emitting light from a side of the first substrate away from the second substrate; the first substrate in a first sub-pixel has a first shielding pattern, and an orthographic projection of the pixel electrode therein on a display panel plane is within that of the first shielding pattern on the first substrate; the second substrate in a second sub-pixel has a second shielding pattern, and an orthographic projection of the pixel electrode therein on the display panel plane is within that of the second shielding pattern on the second substrate.

Abstract: Provided is a pressure sensor. The pressure sensor has a sensing region and a non-sensing region, and includes: a first flexible film layer, wherein a first groove is disposed in a first surface of the first flexible film layer, and the first groove is within the sensing region; a first electrode layer; a first insulative layer, disposed on a side, distal from the first flexible film layer, of the first electrode layer; a second electrode layer, wherein the second electrode layer is disposed on a side, distal from the first flexible film layer, of the first insulative layer; and a second flexible film layer, wherein the second flexible film layer is disposed on a side, distal from the first flexible film layer, of the second electrode layer.

Abstract: The present disclosure provides a metal mesh array and a manufacturing method thereof, a thin film sensor and a manufacturing method thereof, and belongs to the field of electronic device technology. A method for manufacturing a metal mesh array includes: providing a base substrate; forming a first metal layer on the base substrate as a seed layer; forming a first interlayer dielectric layer on a side of the seed layer away from the base substrate such that the first interlayer dielectric layer includes first groove structures and second groove structures in working areas and arranged in an intersecting manner; and performing an electroplating process on the seed layer to form first metal lines in the first groove structures and second metal lines in the second groove structures. The first metal lines and second metal lines in each working area are arranged in an intersecting manner, thereby forming a metal mesh.

Abstract: The disclosure provides a light detection substrate, a manufacturing method thereof and a light detection apparatus. The light detection substrate includes a plurality of light detection units, each of the light detection units includes a first electrode, a second electrode and a photoelectric conversion layer, a spacer region exists between orthographic projections of the first electrode and the second electrode on a substrate, the photoelectric conversion layer is provided with at least one opening, and an orthographic projection of the at least one opening on the substrate is located in the spacer region.

Abstract: A photoelectric detection substrate and a manufacturing method thereof, and a photoelectric detection device are provided. The photoelectric detection substrate includes: a base substrate and a semiconductor layer arranged on the base substrate, wherein the semiconductor layer is configured to convert an optical signal into an electrical signal.

Abstract: The present disclosure provides a method for forming a via hole in a flexible substrate, including: providing a base substrate and forming a de-bonding layer on the base substrate; forming a seed metal layer on the de-bonding layer, and patterning the seed metal layer to form a first conductive pattern; forming a first flexible substrate on the seed metal layer; forming a first mask layer on the first flexible substrate; and forming a first via hole in the flexible substrate though a dry etching process, the first via hole penetrating the first flexible substrate to expose a connection region of the first conductive pattern. The present disclosure further provides a method for filling a via hole in a flexible substrate.

Abstract: The present disclosure provides a flexible actuator, a manufacturing method thereof, and an electronic device, belongs to the technical field of flexible actuators, and can solve the problems that existing flexible actuators are large in size and complex in control program. The flexible actuator provided by the present disclosure includes: a plurality of flexible actuator units arranged in an array; each of the flexible actuator units includes: a driving circuit layer, and a flexible deformation layer located on a side of the driving circuit layer; the driving circuit layer is configured to provide a control signal for the flexible deformation layer; and the flexible deformation layer is configured to deform under the control of the control signal.

Abstract: The present disclosure provides a metal mesh array and a manufacturing method thereof, a thin film sensor and a manufacturing method thereof, and belongs to the field of electronic device technology. A method for manufacturing a metal mesh array includes: providing a base substrate; forming a first metal layer on the base substrate as a seed layer; forming a first interlayer dielectric layer on a side of the seed layer away from the base substrate such that the first interlayer dielectric layer includes first groove structures and second groove structures in working areas and arranged in an intersecting manner; and performing an electroplating process on the seed layer to form first metal lines in the first groove structures and second metal lines in the second groove structures. The first metal lines and second metal lines in each working area are arranged in an intersecting manner, thereby forming a metal mesh.

Abstract: A display panel and a preparation method therefor, and a display device are provided. The display panel includes first and second substrates oppositely provided, and a polymer-stabilized liquid crystal layer; multiple sub-pixels include at least one first sub-pixel emitting light from a side of the second substrate away from the first substrate and at least one second sub-pixel emitting light from a side of the first substrate away from the second substrate; the first substrate in a first sub-pixel has a first shielding pattern, and an orthographic projection of the pixel electrode therein on a display panel plane is within that of the first shielding pattern on the first substrate; the second substrate in a second sub-pixel has a second shielding pattern, and an orthographic projection of the pixel electrode therein on the display panel plane is within that of the second shielding pattern on the second substrate.

Abstract: The present disclosure provides a metal wire and a method for manufacturing the same. The method for manufacturing the metal wire includes: forming a metal bar on a substrate; forming a mask above the metal bar, a width of the mask being smaller than a width of the metal bar, and an orthographic projection of the mask on the substrate is within an orthographic projection of the metal bar on the substrate; and wet etching the metal bar to a saturation state under a protection of the mask to form a metal wire, a width of the metal wire being smaller than the width of the mask. The above method can form the metal wire with a high thickness and a narrow line width.

Abstract: The present disclosure provides a biological detection device, a biological chip, a microelectrode structure, and a manufacturing method of the microelectrode structure. The microelectrode structure can include a first insulating layer, a protrusion, and an electrode layer. The protrusion is disposed on the first insulating layer. The electrode layer conformally covers the first insulating layer and the protrusion. The present disclosure can improve the detection accuracy.

Abstract: A display device and a method for manufacturing the display device are provided. The display device includes: a driving circuit board provided with a plurality of first connection electrodes on a side thereof; a display module on a side of the driving circuit board, the display module including a flexible substrate, a plurality of signal lines on a side, away from the driving circuit board, of the flexible substrate and a plurality of bottom electrodes on a side, facing the driving circuit board, of the flexible substrate; the flexible substrate being provided with a plurality of first via holes in a display area of the display module, the signal lines are electrically connected with the bottom electrodes through the first via holes, and the bottom electrodes are electrically connected with the first connection electrodes.

Abstract: A photoelectric detection substrate and a manufacturing method thereof, and a photoelectric detection device are provided. The photoelectric detection substrate includes: a base substrate and a semiconductor layer arranged on the base substrate, wherein the semiconductor layer is configured to convert an optical signal into an electrical signal.

Abstract: A phase shifter and a method for manufacturing the same are provided. The phase shifter includes a substrate, a signal line on the substrate, ground lines in pairs and on the substrate, and at least one film bridge on the substrate and spaced apart from the signal line. Two adjacent ground lines of the ground lines are on both sides of the signal line and spaced apart from the signal line, respectively, and both ends of each film bridge are on the two adjacent ground lines, respectively. The signal line is in a space surrounded by each film bridge and the substrate. Each film bridge includes a metal layer opposite to the signal line, the metal layer has a plurality of openings therein, and the plurality of openings penetrate through the metal layer in a thickness direction of the metal layer.

Abstract: The present disclosure provides a flat panel detection substrate, a fabricating method thereof and a flat panel detector. The flat panel detection substrate according to the present disclosure includes a base substrate; a bias electrode and a sense electrode on the base substrate; and a semiconductor layer over the bias electrode and the sense electrode, the semiconductor layer having a thickness greater than 100 nm.

Abstract: The disclosure provides a light detection substrate, a manufacturing method thereof and a light detection apparatus. The light detection substrate includes a plurality of light detection units, each of the light detection units includes a first electrode, a second electrode and a photoelectric conversion layer, a spacer region exists between orthographic projections of the first electrode and the second electrode on a substrate, the photoelectric conversion layer is provided with at least one opening, and an orthographic projection of the at least one opening on the substrate is located in the spacer region.

Abstract: A flat panel detector includes a base substrate, a sensing electrode and a bias electrode over the base substrate, and an insulating layer over the sensing electrode and the bias electrode at a side distal from the substrate. A difference between thicknesses of regions of the insulating layer corresponding to the sensing electrode and the bias electrode respectively is not greater than a preset threshold. When a sufficiently high voltage is applied to the insulating layer and turned on, because the thickness thereof is relatively uniform, a dark current generated by the sensing electrode and the bias electrode under the insulating layer is relatively uniform, thereby improving detection accuracy of the flat panel detector.

Abstract: Biological detection apparatuses, systems and methods are provided. A biological detection apparatus may include a flexible substrate and a biosensor. The biosensor is provided on the flexible substrate and configured to obtain substance information of a living body.

Abstract: The present disclosure provides a biological detection device, a biological chip, a microelectrode structure, and a manufacturing method of the microelectrode structure. The microelectrode structure can include a first insulating layer, a protrusion, and an electrode layer. The protrusion is disposed on the first insulating layer. The electrode layer conformally covers the first insulating layer and the protrusion. The present disclosure can improve the detection accuracy.

Abstract: A radiation detector having a plurality of pixels is provided. A respective one of the plurality of pixels includes a thin film transistor on a base substrate; an inter-layer dielectric layer on a side of the thin film transistor away from the base substrate; a sensing electrode and a bias electrode on a side of the inter-layer dielectric layer away from the base substrate, wherein the sensing electrode extends through the inter-layer dielectric layer to electrically connect to the thin film transistor; a passivation layer on a side of the sensing electrode and the bias electrode away from the inter-layer dielectric layer, wherein the passivation layer includes a first portion and a second portion; and a radiation detection layer on a side of the passivation layer away from the base substrate. The first portion and the second portion form a substantially flat contacting surface.