Abstract:
PURPOSE: A pattern forming method and a pattern forming device thereof are provided to stably plasticize or sinter a pattern, thereby preventing deformation of a substrate. CONSTITUTION: A transport unit(100) transfers a substrate. A pattern forming unit(200) forms a pattern on the substrate. A change measurement unit(400) measures a change of a pattern. A control unit(500) controls at least one of the transport unit and an illuminating unit. The change measurement unit measures a change of electric resistance of the pattern. [Reference numerals] (200) Pattern forming unit; (400) Change measurement unit; (510,530) Central control unit; (520) Optical control unit
Abstract:
PURPOSE: A conductive thin film forming method is provided to manufacture a conductive thin film in a short sintering time in a room temperature and atmosphere condition. CONSTITUTION: Nickel nano ink is prepared. The nickel nano ink includes nickel nano particles, a solvent and a high molecule dispersant. A nickel pattern(101) is formed on a substrate by using the nickel nano ink. The nickel pattern is sintered by an optical sintering device(104).
Abstract:
PURPOSE: A method for manufacturing a light absorption layer for a solar cell, a method for manufacturing a thin-film solar cell using the same and the thin-film solar cell using the same are provided to form a light absorption layer on a polymer substrate without the damage to the substrate by sintering a thin film coated on a precursor for a short time. CONSTITUTION: A back electrode(40) is formed on a substrate(50). A light absorption layer(30) is formed on the back electrode. A buffer layer(20) is formed on the light absorption layer. A transparent electrode(10) is formed on the buffer layer. A reflection barrier layer(60) is formed on the transparent electrode.
Abstract:
본 발명은 나노미터 크기의 균일한 직경을 갖는 단결정 탄화규소 나노섬유 및 이의 제조방법에 관한 것으로, 본 발명에 의해 제조된 탄화규소 나노섬유는 높은 비표면적과 우수한 열적, 기계적 안정성을 가져 고온 안정성이 요구되는 배기가스 정화시스템, 탄화규소 섬유 필터, 디젤 미립자 필터 등의 다양한 분야에 응용될 수 있다.
Abstract:
PURPOSE: A gas sensor having metallic catalyst nanoparticles and a manufacturing method thereof are provided to improve sensitivity by distributing metallic catalyst nanoparticles on the surface of the sensor. CONSTITUTION: A gas sensor having metallic catalyst nanoparticles comprises a substrate, a porous metal oxide film, and metallic catalyst nanoparticles. The substrate has a sensor electrode. The porous metal oxide film is formed on the substrate and has an empty embossing structure. The metallic catalyst nanoparticles are uniformly distributed on the outer and inner surfaces of the porous metal oxide. The average thickness of the metal oxide film is 10-100mm.
Abstract:
본 발명은 중공형의 금속산화물 튜브들을 포함하는 금속산화물층을 구비하는 전기화학소자 및 그 제조방법에 관한 것으로서, 본 발명은 기판과; 상기 기판 상에 형성되며, 금속산화물을 포함하여 이루어지고 내경이 20 ㎚ - 3000 ㎚인 중공형 튜브들을 포함하는 금속산화물층;을 포함하여 이루어진 것을 특징으로 하는 전기화학소자를 제공한다. 여기서, 상기 금속산화물층은 상기 기판 상에 형성되며 상기 금속산화물을 포함하여 이루어진 바닥층과, 상기 바닥층 상에 일체로 결합하도록 형성되며 상기 중공형 튜브들이 서로 뒤얽혀 형성하는 3차원의 다공성 웹층을 포함할 수 있다. 또한, 본 발명은 (1) 용매에 고분자가 용해된 고분자 용액을 준비하는 단계; (2) 기판 위에 상기 고분자 용액을 전기장 하에서 방사하여, 고분자 섬유들이 뒤얽힌 고분자 섬유 웹을 형성하는 단계; (3) 상기 고분자 섬유 웹이 형성된 기판 상에 금속산화물을 증착하는 단계;와 (4) 상기 (3)단계를 거쳐 금속산화물이 증착된 기판을 열처리하여, 상기 고분자 섬유들을 제거하는 단계;를 포함하는 전기화학소자 제조방법을 제공한다. 금속산화물, 중공형 튜브, 다공성 웹층, 전기화학소자
Abstract:
A negative electrode for a secondary battery is provided to ensure high mechanical, thermal and electrical stability by improving adhesive property between a current collector and a negative electrode active material, and to obtain a high power battery with high-capacity. A negative electrode for a secondary battery comprises a negative electrode current collector and a negative electrode active material compressed on one surface of the current collector. The negative electrode active material is a web thin layer of belt-shaped metal oxide nanofiber by heat treating a web of metal salt precursor-polymer composite fiber and is formed by spraying the solution mixed with at least 2 kinds of metal salt precursors. The nanofiber comprises ternary of metal oxide nanoparticle or more.
Abstract:
A dye-sensitized solar cell and a manufacturing method thereof are provided to increase current density by generating more amount of electro-hole pairs using a forth and back scattering effect. A transparent electrode is formed on a substrate made of transparent glass or plastic to form a lower transparent conductive substrate(101), and a shield layer(102) is formed on an upper surface of the lower transparent substrate. A porous titanium oxide electrode(103) is formed on the shield layer, in which dye is absorbed on a surface of the electrode. An upper transparent conductive substrate(107) is opposite to the lower transparent substrate, and an opposite electrode(106) is formed on a surface of the upper transparent substrate. A liquid or solid electrolyte(104) is filled between the titanium oxide electrode and the opposite electrode.
Abstract:
본 발명은 커패시터의 유전체막으로 비정질 BST에 억셉터를 도핑하여 사용함으로써 저유전손실, 저누설전류, 고절연파괴전압 등의 우수한 유전 특성을 갖는 내장형 커패시터(embedded capacitor)에 관한 것이다. 본 발명에 따른 내장형 커패시터는 소정의 기판 상에 형성된 제 1 전극; 상기 제 1 전극 상에 형성되며 억셉터(acceptor)가 도핑된 비정질 (Ba 1 - x Sr x )TiO 3 (BST)막 - 여기서, x=0.3~1 - 및 상기 비정질 BST막 상에 형성된 제 2 전극을 포함한다. 내장형 캐패시터, PCB(printed circuit board), 억셉터(acceptor), 억셉터 레벨, BST, 유전체막, PZT, 스퍼터링(sputtering), PLD(Pulsed laser deposition)
Abstract:
An ultra-sensitive metal oxide gas sensor and a method for manufacturing the same are provided to maximize the diffusion of gas by providing macro pores between nano-fibers. An ultra-sensitive metal oxide gas sensor includes a sensor electrode and a porous metal oxide thin film. The porous metal oxide thin film is formed on the sensor electrode and has a network structure of nano-fibers including nano-rods of single crystals. The average width of the single crystals is 10 to 20 nm and the average length thereof is 50 to 100 nm. The porous metal oxide thin film has first pores between the nano-fibers and second pores between the nano-rods. The average size of the first pores is 55 to 70nm and the average size of the second pores is 10 to 25nm.