Abstract:
A solar cell structure having transparent long persistence phosphors and fluorescent material layers in front is provided to improve generation efficiency of a solar cell by using a light of blue type or a ultraviolet ray in generating power. A PN junction part is formed on a rear electrode. A transparent conductive film is formed on the PN junction part. A fluorescent material film and a long persistence phosphor film are formed on the transparent conductive film with integrated type or mixed type. A reflection barrier film on which a light of the solar cell is irradiated is formed on a top.
Abstract:
A catalytic combustion type flammable gas sensor using a UV LED and UV-catalyst is provided to obtain good flammable gas detection performance at a low voltage. A catalytic combustion type flammable gas sensor using a UV LED and UV-catalyst includes an alumina substrate(3), a platinum heater, a detection device(6), a compensation device, an LED(7), and a body(1). The platinum heater is formed on the alumina substrate. The detection device is formed by printing a mixture on the platinum heater, where the mixture comprises Al2O3 powder 70 to 80wt%, nano particles TiO2, photocatalyst 3 to 7wt%, and PdCl2 8 to 12wt%. The compensation device is formed by screen printing Al2O3 powder on the platinum heater. The LED is fixed to the body to emit ultraviolet rays to the detection device.
Abstract:
PURPOSE: A phosphor and a method for producing the same are provided to achieve improved luminous efficiency and performance of the field emission display, while reducing costs and allowing for a mass production. CONSTITUTION: A phosphor is composed of Ga2O3 1 mole, GeO2 0.001 to 0.1 mole, Li2O 0.01 to 0.1 mole and MnO 0.001 to 0.01 mole with respect to ZnO 1 mole. A method for producing a phosphor comprises the steps of mixing ZnO, Ga2O3, GeO2, Li2O and MnO compound; performing a vacuum evacuation on the mixed compound; baking the vacuum evacuated compound for 9 to 12 hours at the temperature of 900 to 1200 Deg.C; cooling the baked compound; and classifying the cooled compound.
Abstract translation:目的:提供荧光体及其制造方法,以实现提高的发光效率和场致发射显示的性能,同时降低成本并允许批量生产。 构成:相对于ZnO 1摩尔,荧光体由Ga 2 O 3 1摩尔,GeO 2 0.001〜0.1摩尔,Li 2 O 0.01〜0.1摩尔,MnO 0.001〜0.01摩尔组成。 制造荧光体的方法包括以下步骤:将ZnO,Ga 2 O 3,GeO 2,Li 2 O和MnO化合物混合; 对混合的化合物进行抽真空; 在900〜1200℃的温度下烘干真空抽气化合物9〜12小时; 冷却烘烤的化合物; 并对冷却后的化合物进行分类。
Abstract:
PURPOSE: A manufacturing method of a nano fluorescent powder for an optical conversion is provided to uniformly manufacture a fluorescent particle of the nano-size which has the excellent optical characteristic which doubly radiates in the domain of 470-750 nm and the domain of 900-1050 nm by using a coprecipitation method. CONSTITUTION: A manufacturing method of a nano fluorescent powder for an optical conversion by using a coprecipitation method comprises a step of manufacturing a mixture by dissolving yttrium oxide, ytterbium oxide, and bismuth oxide in the acid solution; a step of adding nonionic solution and ammonium metavanadate in the mixture; a step of adding a dispersing agent and the nonionic solution in the solution in which nonionic solution and ammonium metavanadate is added; a step of forming a precipitate by adding the ammonia solution; a step of washing and drying after filtering the precipitate; and a step of plasticizing the washed and dried precipitate. [Reference numerals] (AA) Start; (BB) Manufacturing a mixture by dissolving yttrium oxide, ytterbium oxide, and bismuth oxide in the acid solution; (CC) S1 step; (DD) Adding nonionic solution and ammonium metavanadate in the mixture; (EE) S2 step; (FF) Adding a dispersing agent and the nonionic solution in the solution; (GG) S3 step; (HH) Forming a precipitate by adding the ammonia solution; (II) S4 step; (JJ) Filtering the precipitate, washing and drying; (KK) S5 step; (LL) Plasticizing; (MM) S6 step; (NN) End
Abstract:
본 발명은 폴리에틸렌 비닐 필름을 제조하는 장치 및 그 방법에 관한 것으로; 더욱 상세하게는 그린 하우스에 사용하기 위해 첨가제와 고분자 분말이 포함된 폴리에틸렌재질의 비닐 필름을 제조하는 장치 및 그 방법에 관한 것으로, 폴리에틸렌재질의 필름의 표면에 형광체 분말 페이스트를 코팅하여, 다른 폴리에틸렌재질의 필름을 서로 압착하여 광변환 복합 폴리에틸렌 비닐 필름을 제조하는 제조 장치와 제조 방법을 제공하여, 광변환 분말의 첨가를 최대 70%까지 고농도의 분말 광변환제를 첨가하는 것이 가능하다는 효과가 있다.
Abstract:
본 발명은 염료감응 태양전지용 겔형 고분자 전해질, 이를 포함하는 염료감응 태양전지 및 염료감응 태양전지의 제조방법에 관한 것이다. 보다 상세하게, 본 발명은 자외선 경화형 에틸렌옥사이드 아크릴레이트 단량체, 우레탄아크릴레이트 단량체, 이의 올리고머, 이의 중합체 및 이의 공중합체로 이루어진 군으로부터 선택된 1종 이상의 고분자 성분 및 지르코니아와 같은 세라믹 파우더 또는 금속파우더를 포함함으로써, 종래의 액체 전해액에서 발생하는 전해액의 휘발 또는 누출의 문제점을 최소화하고, 염료감응 태양전지에 적용시 외부의 환경변화에 대하여 장기적으로 안정하면서, 동시에 종래 겔형 고분자 전해질 보다 높은 광전환 효율을 나타내는 염료감응 태양전지용 겔형 고분자 전해질, 이를 포함하는 염료감응 태양전지 및 염료감응 태양전지의 제조방법에 관한 것이다. 자외선, 경화, 겔, 고분자, 전해질, 염료감응, 태양전지, 우레탄아크릴레트, 세라믹 파우더, 금속파우더, 산란층
Abstract:
PURPOSE: A hard coating agent for modifying a transparent plastic, and a manufacturing method thereof are provided to secure the transmittivity of the hard coating agent, and to improve the surface hardness and the adhesive force between the transparent plastic. CONSTITUTION: A manufacturing method of a hard coating agent for modifying a transparent plastic comprises the following steps: producing alumina/zirconia complex sol; mixing a silane coupling agent, metal alkoxide and a solvent with the alumina/zirconia complex sol, and stirring; and inserting a cross-linking agent to the mixture. The transparent plastic is polymethylmethacrylate. The silane coupling agent is either glycidoxypropyl trimethoxysilane, or a hybrid silane coupling agent mixing glycidoxypropyl trimethoxysilane and methacryloxypropyl trimethoxysilane.
Abstract:
A gel type polymer electrolyte for a dye-sensitive solar cell, the dye-sensitive solar cell including the same, and a method for manufacturing the dye-sensitive solar cell are provided to reduce a curing time by improving a photo electro chemical process characteristic. A dye-sensitive solar cell includes a cathode electrode(100), an anode electrode(200), and a gel-type polymer electrolyte coating layer(500) interposed between the electrodes. The cathode electrode includes a transparent substrate(110), a transparent conductive oxide layer(120), and a nano oxide layer(130). The anode electrode includes a transparent substrate, a transparent conductive oxide layer, and a platinum layer formed in the upper part of the transparent conductive oxide layer. The gel-type polymer electrolyte coating layer is interposed between the cathode electrode and the anode electrode.