Abstract: A display substrate and a display device are provided. The display substrate includes a display region including light emitting units; the light emitting units are arranged into light emitting unit rows, and the light emitting units in one of the light emitting unit rows are arranged along a first direction; the light emitting units include first light emitting units. In at least part of the display region: distances, in the first direction, between a light emitting region of one first light emitting unit and light emitting regions of two of the first light emitting units adjacent to the one first light emitting units are different, and/or distances, in a second direction, between a light emitting region of one first light emitting units and the light emitting regions of two of the first light emitting units adjacent to the one first light emitting units are different.

Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate, wherein the second electrode layer is disposed closer to the substrate, the second electrode layer is connected to the first electrode pattern and the third electrode layer.

Abstract: Disclosed herein are methods for forming a graphene film on a substrate, the methods comprising depositing graphene on a surface of the substrate by a first vapor deposition step to form a discontinuous graphene crystal layer; depositing a graphene oxide layer on the discontinuous graphene crystal layer to form a composite layer; and depositing graphene on the composite layer by a second vapor deposition step, wherein the graphene oxide layer is substantially reduced to a graphene layer during the second vapor deposition step. Transparent coated substrates comprising such graphene films are also disclosed herein, wherein the graphene films have a resistance of less than about 10 K?/sq.

Abstract: The present invention provides a test device for nucleic acid, including a sample treatment chamber, a sample reaction chamber and a test chamber which are disposed from top to bottom successively. The functions of sampling, nucleic acid purification, isothermal amplification and testing result reading by immunochromatography are integrated onto a device to prepare a simple and cute test device for nucleic acid; the device can achieve nucleic acid testing only by two rotations and can ensure that each sampling or reagent adding can reach the target area in a free falling way without any extra drainage facility. The present invention has lower costs, more convenient operation, high detection sensitivity, short time required in nucleic acid testing, and can be used for nucleic acid testing of various samples, such as human and animals.

Abstract: Disclosed herein are methods for forming a graphene film on a substrate, the methods comprising depositing graphene on a surface of the substrate by a first vapor deposition step to form a discontinuous graphene crystal layer; depositing a graphene oxide layer on the discontinuous graphene crystal layer to form a composite layer; and depositing graphene on the composite layer by a second vapor deposition step, wherein the graphene oxide layer is substantially reduced to a graphene layer during the second vapor deposition step. Transparent coated substrates comprising such graphene films are also disclosed herein, wherein the graphene films have a resistance of less than about 10 K?/sq.

Abstract: The invention relates to a class of electrochemical energy storage materials and a preparation method and application thereof. A porous metal oxide-based electrochemical energy storage material at least comprises a host metal oxide with a hierarchical pore structure; wherein, the host metal oxide is a single crystal, quasicrystal, or twin crystal structure with ordered atomic lattice arrangement, the crystal is rich in oxygen atom vacancy defects, the structural general formula is MxOy?z, wherein M is selected from one or more combinations of niobium element, molybdenum element, titanium element, vanadium element, manganese element, iron element, cobalt element, nickel element, copper element, zinc element, tungsten element, tantalum element, and zirconium element; and 1?x?2, 1?y?5, and 0.1?z?0.9, preferably Nb2O5?z.

Abstract: A titanium oxide-based supercapacitor electrode material and a method of manufacturing same. A reactive substance of the titanium oxide-based supercapacitor electrode material is a conductive titanium oxide. The conductive titanium oxide is a sub-stoichiometric titanium oxide, reduced titanium dioxide, or doped reduced titanium dioxide obtained by further doping an element in reduced titanium dioxide. The titanium oxide-based supercapacitor electrode material has a carrier concentration greater than 1018 cm?3, and the titanium oxide-based supercapacitor electrode material has a specific capacitance 20 F/g to 1,740 F/g at a charge/discharge current of 1 A/g.

Abstract: Disclosed herein are methods for forming a graphene film on a substrate, the methods comprising depositing graphene on a surface of the substrate by a first vapor deposition step to form a discontinuous graphene crystal layer; depositing a graphene oxide layer on the discontinuous graphene crystal layer to form a composite layer; and depositing graphene on the composite layer by a second vapor deposition step, wherein the graphene oxide layer is substantially reduced to a graphene layer during the second vapor deposition step. Transparent coated substrates comprising such graphene films are also disclosed herein, wherein the graphene films have a resistance of less than about 10 K?/sq.

Abstract: Disclosed are an LED (Light Emitting Diode) display module and a method of fabricating the LED display module. Lamp beads in the LED display module are fixed to the surface of a linearly arranged lamp bead plate, the lamp bead plate is fixed to a driving PCB (Printed Circuit Board), the surface of the lamp bead plate is perpendicular to the surface of the driving PCB, the surface of the driving PCB is perpendicular to the surface of a glass plate, and a fixed member is fixed on a frame. The transparent glass plate with high transparency is employed as a mounting body and the driving PCB is transversely disposed on the glass plate, so that shielding of light by the driving PCB can be remarkably reduced and the transparency of the LED display module is improved.

Abstract: Disclosed are an LED (Light Emitting Diode) display module and a method of fabricating the LED display module. Lamp beads in the LED display module are fixed to the surface of a linearly arranged lamp bead plate, the lamp bead plate is fixed to a driving PCB (Printed Circuit Board), the surface of the lamp bead plate is perpendicular to the surface of the driving PCB, the surface of the driving PCB is perpendicular to the surface of a glass plate, and a fixed member is fixed on a frame. The transparent glass plate with high transparency is employed as a mounting body and the driving PCB is transversely disposed on the glass plate, so that shielding of light by the driving PCB can be remarkably reduced and the transparency of the LED display module is improved.

Abstract: A preparation method of the light absorption layer of a copper-indium-gallium-sulfur-selenium film solar cell is provided. The method employs a non-vacuum liquid-phase chemical technique, which comprises following steps: forming source solution containing copper, indium, gallium, sulfur and selenium; using the solution to form a precursor film on a substrate by a non-vacuum liquid-phase process; drying and annealing the precursor film. Thus, a compound film of copper-indium-gallium-sulfur-selenium is gained.

Abstract: A titanium oxide-based supercapacitor electrode material and a method of manufacturing same. A reactive substance of the titanium oxide-based supercapacitor electrode material is a conductive titanium oxide. The conductive titanium oxide is a sub-stoichiometric titanium oxide, reduced titanium dioxide, or doped reduced titanium dioxide obtained by further doping an element in reduced titanium dioxide. The titanium oxide-based supercapacitor electrode material has a carrier concentration greater than 1018 cm?3, and the titanium oxide-based supercapacitor electrode material has a specific capacitance 20 F/g to 1,740 F/g at a charge/discharge current of 1 A/g.

Abstract: A preparation method of the light absorption layer of a copper-indium-gallium-sulfur-selenium film solar cell is provided. The method employs a non-vacuum liquid-phase chemical technique, which comprises following steps: forming source solution containing copper, indium, gallium, sulfur and selenium; using the solution to form a precursor film on a substrate by a non-vacuum liquid-phase process; drying and annealing the precursor film. Thus, a compound film of copper-indium-gallium-sulfur-selenium is gained.

Abstract: An orange-yellow-emitting zinc sulfide-based electroluminescent phosphor is described wherein the phosphor has a brightness of greater than 10 foot-Lamberts. More particularly, the phosphor has a brightness of at least about 13 foot-Lamberts and an x color coordinate from about 0.51 to about 0.56 and a y color coordinate from about 0.42 to about 0.48. The zinc sulfide phosphor is activated with manganese, copper, chlorine, and a metal selected from gold and antimony.