Abstract:
본 발명은 티씨(TC : Total Carbon)를 용이하게 응축시켜 재현성있는 분석 공정을 진행할 수 있는 티오씨 분석기의 티씨 응축용 케미컬에 관한 것이다. 본 발명에 따른 티오씨 분석기의 티씨 응축용 케미컬은, 5 내지 15 중량%의 순수 인산과 잔량의 탈이온수가 혼합되어 있는 것에 특징이 있다. 따라서, 재현성있는 분석공정을 진행 할 수 있는 효과가 있다.
Abstract:
본 발명은 반도체 패턴의 거리 측정 시스템 및 거리 측정 방법을 제공한다. 이 시스템은 현미경 및 제어장치를 포함한다. 제어장치는 제1/제2 지점을 포함하는 제1/제2 시역내 제1/제2 기준점의 제1/제2 기준 좌표값을 산출하고, 제1/제2 기준점에 대한 제1/제2 지점의 제1/제2 지점 좌표값을 산출하며, 제1/제2 기준 좌표값 및 제1/제2 지점 좌표값으로 부터 제1/제2 지점의 제1/제2 실좌표값을 산출하고, 제1 및 제2 실좌표값들로 부터 제1 및 제2 지점들간의 거리를 산출한다.
Abstract:
본 발명은 가스크로마토그래피를 이용하여 물을 함유하는 유기물시료를 분석하는 분석장치에 관한 것이다. 본 발명에 따른 가스크로마토그래피를 이용한 물함유 유기물시료의 분석장치는, 필수구성요소로서 인젝터, 분석컬럼 및 검출기 등을 포함하여 이루어지는 가스크로마토그래피에서 상기 인젝터와 분석컬럼 사이에 라이너와 블랭크컬럼을 연속으로 설치하여 이루어짐을 특징으로 한다. 따라서, 통상 가스크로마토그래피용으로 사용되는 라이너와 충진물을 넣지 않은 블랭크컬럼을 인젝터와 분석컬럼사이에 연결시켜 물을 소량 함유하는 유기물시료에 대하여 물을 제거하기 위한 전처리를 수행하지 않고도 간단히 유기물시료를 높은 신뢰도로 분석할 수 있도록 하는 효과가 있다.
Abstract:
PURPOSE: A wafer inspection apparatus is provided to improve space efficiency and to obtain a simple structure thereof, a rapid inspection and classification of wafers. CONSTITUTION: A wafer inspection apparatus includes a sample die(10), a sample die moving unit(20), an object lens(32) and a lens driving unit(33). A wafer(1) is supported by the sample die. The sample die is moved vertically by the sample die moving unit. The wafer is observed in a position spaced apart from the surface of the wafer by the object lens. A distance between the object lens and the surface of the wafer supported by the sample die is adjusted by the lens driving unit.
Abstract:
PURPOSE: Provided is a stripper composition for stripping a photoresist pattern efficiently, which has a simple composition and is useful for the formation of a bump, i.e., a connection terminal in semiconductor chips. CONSTITUTION: The composition for stripping a photoresist pattern in order to form a bump essentially comprises 13-37 wt% of monoethanolamine and 63-87 wt% of dimethylacetamide. The method for forming a bump comprises the steps of: providing a substrate(110) having a metal line pattern(100) and forming a protection layer pattern(120) having an opening through which the top of the metal pattern is exposed partially; forming a photoresist pattern having a bump opening for exposing the first opening on the protection layer pattern; forming a bump(160) by growing metal in the bump opening; and stripping the photoresist pattern with the above photoresist stripper composition.
Abstract:
PURPOSE: An analyzing method and apparatus using an FFT(Fast Fourier Transformation) process are provided to automatically check the abnormal state of an analysis region. CONSTITUTION: An image is generated from an analysis region(S21,S23,S25). The image is transformed into data by carrying out an FFT process(S27). At this time, the data has predetermined frequency. Whether the analysis region has abnormity, or not, it is decided by analyzing the generated data(S29). Preferably, the analysis region has a periodical pattern. Preferably, the analysis region is formed on a semiconductor substrate and a cell region is used as the analysis region. Preferably, the periodical pattern is formed by carrying out an etching process.
Abstract:
PURPOSE: A cleansing solution and a removing method of an organic component using the solution are provided, to remove photoresist and/or a cured antireflection coating component from a wafer effectively. CONSTITUTION: The cleansing solution comprises 5-30 wt% of an ammonium hydroxide salt; 23-70 wt% of an organic solvent; and 10-50 wt% of water. Preferably the ammonium hydroxide salt is selected from the group consisting of (NH3OH)2SO4, NH3OHCl, NH3OHNO3 and (NH3OH)PO4; and the organic solvent is at least one selected from the group consisting of acetone, acetonitrile and methyl isobutyl ketone. The method for removing an organic component comprises the steps of coating an organic component on a semiconductor wafer loaded in a certain equipment; separating the equipment and dipping it into the cleansing solution; and rising and drying the equipment.
Abstract:
PURPOSE: Provided is a composition for removing resist, polymers, organometallic polymers, and metal oxides, which dose not damage a lower membrane and dose not leave residues after rinsing. CONSTITUTION: The composition for removing resist contains: alkoxy N-hydroxy alkyl alkane amide(formula 1: R4-O-R3-CO-N-R1R2OH); at least one compound selected from the group consisting of alkanol amine(formula 2: NH-R1-R2OH), a polar substance with a dipole moment of more than 3, and an attack inhibitor(formula 3:R6(OH)n); a viscosity controlling agent. The polar substance is water, methanol, or dimethyl sulfoxide. In the formula, R1 is H, C1-C5 hydrocarbon, or aromatic hydrocarbon having 1-3 rings, R2 is C1-C5 hydrocarbon or aromatic hydrocarbon having 1-3 rings, R3 and R4 are each C1-C5 hydrocarbon, R6 is C1-C5 hydrocarbon, -COOH bonded C1-C5 hydrocarbon, aromatic hydrocarbon having 1-3 rings, or -COOH bonded aromatic hydrocarbon having 1-3 rings, and n is an integer of 1-4.
Abstract:
PURPOSE: A resist removing composition is provided, which excellently removes organic polymer and metal oxides as well as the resist and does not damage the lower part film. And a resist removing method using the same is also provided. CONSTITUTION: The resist removing composition comprises: (i) an alkoxy N-hydroxyalkyl alkane amide; (ii) at least one compound selected from the group consisting of alkanol amine, a polar substance having a dipole moment of not less than 3 and a damage-proofing agent; and (iii) at least one selected from fluoride reducing agents and hydroxide reducing agent. The method comprises steps of: (i) preparing a base plate; (ii) forming a resist film on the base plate; and (iii) contacting the base plate with a resist removing composition containing an alkoxy N-hydroxyalkyl alkane amide, at least one compound selected from the group consisting of alkanol amine, a polar substance having a dipole moment of not less than 3 and a damage-proofing agent and at least one selected from fluoride reducing agents and hydroxide reducing agent or a resist removing composition containing an alkoxy N-hydroxyalkyl alkane amide, at least one compound selected from the group consisting of alkanol amine, a polar substance having a dipole moment of not less than 3 and a damage-proofing agent and hydrogen peroxide.
Abstract:
PURPOSE: A resist remover or a resist removing composition is provided to effectively remove a resist as well as polymer and organometallic polymers. CONSTITUTION: The resist remover comprising alkoxy N-hydroxyalkyl alkanee amide, the amide being represented by the formula 1:£Formula 1|R4-O-R3-CO-N-R1-R2-OH wherein R1 is a hydrogen atom, a C1-C5 hydrocarbon, or an aromatic hydrocarbon having one to three aromatic ring structures; R2 is a C1-C5 hydrocarbon or an aromatic hydrocarbon having one to three aromatic ring structures; and R3 and R4 are independently a C1-C5 hydrocarbon. Particularly, in the formula 1, R1 is H; R2 is -CH2CH2-; R3 is -CH2CH2-; and R4 is -CH3.