Abstract:
PURPOSE: An electric-field electron emitter, an electric-field electron emitting element including the emitter, and a method for manufacturing the same are provided to reduce a manufacturing cost by integrating a metal electrode and an electric-field emitting tip. CONSTITUTION: A carbon nano-tube(121) is integrated to metal electrodes(120, 140) and is protruded on the surface of the electrodes. The electrode additionally contains nucleic acid. The nano-tube of electrodes is plated with the nucleic acid. The electrodes contains one or more metal from a group including Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Pd, Ag, Au, Hg, Pt, Ta, Mo, Zr, Ta, Mg, Sn, Ge, Y, Nb, Tc, Ru, Rh, Lu, Hf, W, Re, Os, Ir, Lr, Rf, Db, Sg, Bh, Hs, Mt, Ds, Rg and Uub.
Abstract:
나노소재를 이용한 기체 센서 및 그 제조방법이 제공된다. 본 발명에 따른 나노소재를 이용한 기체 센서는 실리콘 산화막 및 실리콘 질화막이 차례로 증착되어 있는 반도체 기판과; 상기 실리콘 질화막 상에 형성된 복수개의 IDE 패턴 형태의 히터 어레이로 이루어진 히터전극과; 상기 히터전극 상에 형성되며, 전극 단자부 이외의 부분에 적층되어 있는 절연층과; 상기 절연층 상에 형성된 복수개의 IDE 패턴 형태의 센서 어레이로 이루어진 센서전극과; 상기 센서전극 상에 형성되며, 나노튜브 또는 나노선이 상기 센서전극과 전기적으로 접촉하도록 분산되어 있는 감지부; 및 상기 감지부 및 전극 단자부 이외의 부분에 적층되어 있는 상부 보호층을 포함하는 것을 특징으로 하며, 본 발명에 따른 기체 센서는 하나의 센서로서 다양한 오염 기체를 고감도로 감지할 수 있고, 성능의 재현성이 우수하다.
Abstract:
PURPOSE: A wiring using nano particle and an electrode pattern formation method for preventing transformation or damage of the substrate are provided to perform heating process about a formation part of the electrode pattern by using laser. CONSTITUTION: A metal nano particle is formed. A dispersion solution is formed by mix of material nano particle and solvent. A light absorption degree of the dispersed solution is measured. The dispersion solution is printed on a substrate(201) in an inkjet mode. A peak value of the light absorption degree and LB(Laser Beam) of wavelength range is irradiated through a laser device(293). The optical train processing operates about the wiring and electrode pattern.
Abstract:
A transparent thin film transistor and a manufacturing method thereof are provided to prevent the deterioration of the element due to a high voltage and to reduce power consumption by thickening the width of a channel of a transistor. An active layer(23) made of a semiconductor material is formed on a substrate(21). A source and drain electrode(22) is made of metal compound to contact both sides of the active layer. A gate insulation layer(24) is formed on the active layer. A gate electrode(25A) is formed on the gate insulating layer. The active layer, the gate electrode, the gate insulating layer, and the source and drain electrode are made of the transparent material which the light penetrates into.
Abstract:
탄소나노튜브 화학센서가 제공된다. 본 발명에 따른 탄소나노튜브 화학센서는 기판; 및 Ag, ITO, In, Sn 및 Pb로 이루어진 군에서 선택된 어느 하나의 금속 분말, 탄소나노튜브 및 유기 바인더를 포함하는 탄소나노튜브 페이스트를 소결하여 형성된 감지막 일체형 전극을 포함하는 것을 특징으로 하며, 간단한 구조를 가지기 때문에 제조가 용이하고 감도가 뛰어나며, 본 발명에 따른 탄소나노튜브 화학센서의 제조방법은 제조공정이 간단하기 때문 제조단가를 절감할 수 있으므로 다양한 응용분야에 사용될 수 있다.
Abstract:
An alcohol sensor and a method of manufacturing the same are provided to minimize sensitivity of CO, C3H8, H2 and NO2 gases and increase sensitivity and selectivity of alcohol gas. A method of manufacturing an alcohol sensor includes the steps of: inserting hydrazine monohydrate having 4 to 8 equivalent into solution in which CuCl2 is dissolved and generating CuCl2-hydrazine complex salt in the solution(110,120); adding NaOH having the same mole number as the hydrazine monohydrate into the CuCl2-hydrazine complex salt and separating Cu nano particles from the CuCl2-hydrazine complex salt(130,140); forming CuO nano particles from the separated Cu nano particles(150); and forming a sensing layer using the CuO nano particles on an insulating substrate having a pair of electrode patterns(160).
Abstract:
A measuring device of a permeation rate of water and oxygen of a protection layer in an organic electronic device and a measuring method using the same are provided to improve the reliability of measurement without defect averaging of a calcium layer. A pair of electrode layers(150) are stacked on a glass substrate(160) to face each other. A calcium layer(110) is stacked on the glass substrate. A water and oxygen permeable substrate(130) is stacked on the calcium layer. A protection layer(140) is stacked on the water and oxygen permeable substrate. A sealant(120) is coated along an outer edge of the protection layer. One end of the electrode layer is buried in the calcium layer, and the other end thereof is electrically connected to an external resistance measuring device.
Abstract:
A light guide plate having a prism integrated with a hologram pattern and a manufacturing method thereof are provided to improve luminance of light transmitted from a side of the light guide plate significantly and obtain uniform high luminance by uniformly, upwardly and linearly emitting light emitted from an upper surface of the light guide plate. An upper surface of a light guide plate(93) comprises a periodical pattern. In the periodical pattern, an isosceles triangle inner angle of a quadrangular pyramid is about 50° to 60°, and a square pattern length of the bottom of the quadrangular pyramid is about 0.5 to 50mum. A light guide plate lower surface comprises a non-periodical pattern. In the non-periodical pattern, a square wave protrusion shape is widened at uniform intervals in a center point of the other end side of a light source(91), and a width is about 0.1 to 20mum.
Abstract:
A carbon nanotube chemical sensor and a method for preparing the carbon nanotube chemical sensor are provided to make a manufacture easy due to simply structure and improve sensitivity, thereby reducing a manufacturing cost. A carbon nanotube chemical sensor comprises an electrode/sensing layer formed by sintering a carbon nanotube paste comprising any one metal powder selected from the group consisting of Ag, ITO, In, Sn and Pb, 5-15 wt% of a carbon nanotube, and an organic binder. Preferably the electrode/sensing layer has a resistance of 0.5 Ohm or less and a thickness of 5-15 micrometers. Preferably the sintering is carried out at a temperature of 350-450 deg.C for 20-40 min.
Abstract:
Provided is a nanotube chemical sensor having a simple structure which is readily produced by its simple structure and is able to be used as a gas sensor and a bio sensor by its excellent sensitivity. A nanotube chemical sensor comprises: an insulating layer(2) deposited on a glass, silicone or ceramic substrate(1); at least one pair of electrodes(3) deposited on the insulating layer to face each other; and a sensing part(7) having a plurality of carbon nanotubes distributed in the space between the pair of electrodes while forming a network structure. The plurality of carbon nanotubes are electrically connected with each other and the pair of electrodes are electrically connected with ends of the carbon nanotubes in the sensing part.