摘要:
An optical film includes: a high refractive index pattern layer including a material having a refractive index greater than about 1, where a plurality of grooves, each having a curved groove surface and a depth greater than a width thereof, is defined on a first surface of the high refractive index pattern layer, the plurality of grooves defines a pattern, the plurality of grooves are two-dimensionally arranged in a first direction and a second direction, and a first distance between adjacent grooves in the first direction and a second distance between adjacent grooves in the second direction are different from each other; and a low refractive index pattern layer including a material having a refractive index less than the refractive index of the high refractive index pattern layer and further including a plurality of fillers which fills the plurality of grooves, respectively.
摘要:
Provided are a multi-layered graphene film, a method of manufacturing the multi-layered graphene film, and an energy storage device using the multi-layered graphene film as an electrode. The multi-layered graphene film includes a first graphene layer, a spacer layer provided on the first graphene layer, and an upper graphene layer provided on the spacer layer. The spacer layer is provided to maintain a desired distance between the first graphene layer and the upper graphene layer. A plurality of layers with different layer configurations are further provided between the spacer layer and the upper graphene layer. The spacer layer may a graphene or a graphene oxide layer.
摘要:
A substrate for an organic light-emitting device (OLED) with enhanced light extraction efficiency, a method of manufacturing the same and an OLED having the same, in which the light extraction efficiency is enhanced, thereby reducing the phenomenon of color shift in which color changes depending on the position of a viewer within the viewing angle. The transparent substrate used in an OLED includes an anode, an organic light-emitting layer and a cathode which are stacked on each other, the transparent substrate comprising a porous layer in at least one portion of one surface thereof that adjoins the organic light-emitting device, a refractive index of the porous layer being smaller than a refractive index of the transparent substrate.
摘要:
A zinc oxide (ZnO) precursor and a method of depositing a ZnO-based thin film using the same, with which a high-quality and high-purity ZnO-based thin film can be deposited. The ZnO precursor includes a mixture solvent containing at least two organic solvents which are mixed and a source material comprising diethyl zinc or dimethyl zinc which is diluted in the mixture solvent.
摘要:
An edge grinding apparatus and method for grinding a glass substrate, with which a glass substrate can be ground by a fixed amount and the occurrence of defects can be minimized. The edge grinding apparatus includes an edge grinding unit which grinds a cut edge of a glass substrate while following the cut edge; a measuring unit which obtains positional information of the cut edge; and a control unit which receives the positional information of the cut edge from the measuring unit and controls a position of the edge grinding unit based on the positional information of the cut edge.
摘要:
A metal oxide thin film substrate which can increase light trapping efficiency and light extraction efficiency, a method of fabricating the same and a photovoltaic cell and organic light-emitting device (OLED) including the same. The metal oxide thin film substrate includes a base substrate, and a metal oxide thin film formed on the base substrate. The metal oxide thin film has voids which are formed inside the metal oxide thin film to scatter light.
摘要:
A light extraction substrate which can realize a superior light extraction efficiency when applied to an organic light-emitting device, and an organic light-emitting device having the same. The light extraction substrate includes a base substrate and a matrix layer. One surface of the matrix layer adjoins to the base substrate, and the other surface of the matrix layer adjoins to an organic light-emitting diode. The light extraction substrate also includes a rod array disposed inside the matrix layer. The rod array includes at least one rod which is arranged in a direction normal to the one surface of the matrix layer. The rod array and a cathode of the organic light-emitting diode form an antenna structure which guides light generated from the organic light-emitting diode to be emitted in the normal direction.
摘要:
A metal oxide thin film substrate for an organic light-emitting device (OLED) which exhibits superior light extraction efficiency and can be easily fabricated at low cost and a method of fabricating the same and a method of fabricating the same. The metal oxide thin film substrate for an OLED includes a base substrate and a metal oxide thin film formed on the base substrate, the metal oxide thin film being made of a mixture of at least two metal oxides having different refractive indices.
摘要:
A substrate for an organic light-emitting device which can improve the light extraction efficiency of an organic light-emitting device while realizing an intended level of transmittance, a method of fabricating the same, and an organic light-emitting device having the same. Light emitted from the OLED is emitted outward through the substrate. The substrate includes a substrate body and a number of crystallized particles disposed inside the substrate body, the number of crystallized particles forming a pattern inside the substrate body.
摘要:
A toughened glass fabrication method in which the productivity of a large toughened glass and the strength variation of the toughened glass can be improved and a toughened glass fabricated thereby. The toughened glass fabrication method includes the steps of mounting jigs on an upper surface and an undersurface of a raw glass such that an injection space through which a gel-type salt mixture is to be injected is defined between each of the jigs and the raw glass, injecting the gel-type salt mixture into the injection spaces, and heat-treating the raw glass on which the jigs are mounted.