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    • 1. 发明公开
    • 광학 부재용 석영 유리 블랭크, 그 제조 방법 및 이용 방법
    • 用于光学部件的QUARTZ玻璃棉,制造程序及其用途
    • KR1020030047753A
    • 2003-06-18
    • KR1020020076625
    • 2002-12-04
    • 신에쯔 세끼에이 가부시키가이샤헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지
    • 큔보도위빙브르노트로머마르틴오크스슈테판피셔게로홀스트울라
    • C03C4/00
    • C03B19/1469C03B19/1415C03B19/1453C03B2201/07C03B2201/21C03B2201/23C03C3/06C03C4/0071C03C4/0085C03C2201/21C03C2201/23C03C2203/40C03C2203/52C03C2203/54Y02P40/57
    • PURPOSE: A quartz glass blank for an optical component for transmission of ultraviolet radiation of a wavelength of 250 nm or shorter, a use of the quartz glass blank in microlithography in combination with ultraviolet radiation of a wavelength of 250 nm or shorter, and a procedure for manufacture of the quartz glass blank are provided. CONSTITUTION: In a quartz glass blank for an optical component for transmission of ultraviolet radiation with a wavelength of 250 nm or shorter, the quartz glass blank is characterized by a glass structure that is essentially free of oxygen defect sites, an H2-content in the range of 0.1x10¬16 molecules/cm¬3 to 4.0x10¬16 molecules/cm¬3, an OH-content in the range of 125 wt-ppm to 450 wt-ppm, an SiH group-content of less than 5x10¬16 molecules/cm¬3, a refractive index inhomogeneity, Δn, of less than 2 ppm, and a stress birefringence of less than 2 nm/cm. The procedure for the manufacture of a quartz glass blank comprises the manufacture of a first and a second quartz glass by flame hydrolysis of a Si-containing compound, wherein the first and second quartz glass differ in their OH-contents, characterized in that a mixed quartz glass with a mean OH-content in the range of 125 wt-ppm to 450 wt-ppm is generated by mixing the first quartz glass and the second quartz glass. The use of a quartz glass blank for the manufacture of a component for use in microlithography in combination with ultraviolet radiation of a wavelength of 250 nm or shorter is characterized in that a quartz glass with an OH-content is selected for use with ultraviolet radiation of a given pulse energy density, ε, of at least 0.005 mJ/cm¬2, the OH-content complying with the following dimensioning rule: C(oh)£wt-ppm|=1,7x10¬3xε¬0.4±50.
    • 目的:用于传输波长为250nm或更短波长的紫外线辐射的光学部件的石英玻璃坯料,微波平版印刷中的石英玻璃毛坯与波长为250nm或更短的紫外线辐射的组合以及程序 提供石英玻璃坯料的制造。 构成:在用于透射波长为250nm或更短的紫外线辐射的光学部件的石英玻璃坯料中,石英玻璃坯料的特征在于基本上不含氧缺陷部位的玻璃结构, 范围为0.1×10 16分子/ cm 3至4.0×10 16分子/ cm 3,OH含量为125重量ppm至450重量ppm,SiH基含量小于5×101- 16分子/ cm 3,折射率不均匀性Δn小于2ppm,应力双折射小于2nm / cm。 制造石英玻璃坯料的方法包括通过含Si化合物的火焰水解制造第一和第二石英玻璃,其中第一和第二石英玻璃的OH含量不同,其特征在于混合 通过混合第一石英玻璃和第二石英玻璃产生平均OH含量在125重量ppm至450重量ppm范围内的石英玻璃。 使用石英玻璃坯料制造用于微光刻的组件与波长为250nm或更短的紫外线辐射的组合的特征在于,选择具有OH-含量的石英玻璃用于紫外线辐射 给定的脉冲能量密度ε至少为0.005mJ / cm 2,符合以下尺寸规则的OH-含量:C(oh)£wt-ppm | = 1,7×10-3×ε-0.4±50。
    • 5. 发明授权
    • EUV 리소그래피에서 사용하기 위한 미러 기판용의 티타늄 도핑 실리카 유리로 이루어진 블랭크 및 그 제조 방법
    • 用于EUV光刻的用于镜面基板的钛掺杂石英玻璃制成的坯体及其制造方法
    • KR101715481B1
    • 2017-03-22
    • KR1020150091230
    • 2015-06-26
    • 헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지
    • 벡커클라우스오크스슈테판토마스슈테판
    • G03F1/22G03F1/66H01L21/027
    • C03B23/04C03B19/066C03B19/1453C03B19/1469C03B2201/06C03B2201/075C03B2201/42C03C3/06C03C2201/42C03C2203/10C03C2203/50G03F1/24G03F7/70316G03F7/7095
    • EUV 리소그래피에서사용하기위한미러기판용의티타늄도핑실리카유리로이루어진블랭크및 그제조방법 EUV 리소그래피에서사용하기위한미러기판용의티타늄도핑실리카유리로이루어진블랭크에서, 광학적으로사용되는영역(CA)이관례대로(normally) 정의된다. CA 내에서, 열팽창계수(coefficient of thermal expansion; CTE)는블랭크의두께에걸쳐평균된 2차원 dCTE 분포프로파일을구비하는데, 이경우 CTE 최대값과 CTE 최소값사이의차이로서정의되는최대불균질성(dCTE)은 5 ppb/K 미만이다. 높은 CTE 불균질성값은티타늄이산화물농도의개별적으로적응된위치의존적조정을통해방지되는것이알려져있다. 비교적높은절대 CTE 불균질성값은사용동안발생하는조사(irradiation) 프로파일이원 대칭을나타내는경우에만수용될수 있다. 이로부터시작하여, 티타늄이산화물농도의개별적으로적응되는위치의존적인조정없이도비원형조사프로파일과함께사용하기위해설계되고적합된티타늄도핑실리카유리로만들어진블랭크를제조하기위해, 본발명에따르면, dCTE가적어도 0.5 ppb/K이고, CA가영역의도심을갖는비원형영역을형성하는것이제안되는데, dCTE 분포프로파일은회전대칭이아니며, 단위길이에대해정규화되고영역의도심을통해연장하는직선프로파일섹션이 0.5×dCTE미만의밴드폭)을갖는곡선밴드를형성하는곡선의 dCTE 패밀리를산출하도록, CA에걸쳐정의된다.
    • 在由在空白使用的镜基板和制造该EUV光刻由在EUV光刻使用的镜基板的钛掺杂的二氧化硅玻璃的方法的一个玻璃的掺杂钛的氧化硅坯料,光学区域(CA)它被用于传送病人 通常定义。 在CA,热膨胀系数(热膨胀系数; CTE)的系数是最大凹凸(dCTE),其被定义为到提供二维dCTE分布轮廓平均在坯料的厚度,在这种情况下的差热膨胀系数的最大值和CTE最小值 5 ppb / K。 众所周知,通过单独调整氧化物浓度的位置相关调整,钛可以防止高CTE异质性值。 相对高的绝对CTE不均匀性值可以仅当在使用过程中发生的显示圆对称的照射(照射)简档被容纳。 由此出发,钛是由钛合金掺杂的二氧化硅玻璃的设计和适合于与比圆形照射轮廓使用而无需分别定位适于氧化物浓度依赖性调整的坯件的制造中,根据本发明,dCTE 本直的轮廓部上延伸至少0.5 ppb的/ K,并且haneungeot形成具有CA gayoung站的基座现在的非圆形区域不应该,dCTE分布曲线的中心不是旋转对称的,并归一化到单位长度区域 dCTE以产生一个家庭,形成具有小于0.5×dCTE的带宽的弯曲带曲线)时,在所述限定的CA.
    • 8. 发明公开
    • 광학 부재용 석영 유리 블랭크, 그 제조 방법 및 이용 방법
    • 用于光学部件的QUARTZ玻璃棉,制造程序及其用途
    • KR1020030047752A
    • 2003-06-18
    • KR1020020076622
    • 2002-12-04
    • 신에쯔 세끼에이 가부시키가이샤헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지
    • 큔보도위빙브르노트로머마르틴오크스슈테판카이저슈테픈비드라얀토마스슈테판
    • C03C4/00
    • C03C4/0071C03B19/1453C03B19/1469C03B2201/21C03B2201/23C03C3/06C03C4/0085C03C2201/21C03C2201/23C03C2203/40C03C2203/52C03C2203/54Y02P40/57
    • PURPOSE: A quartz glass blank for an optical component for transmission of ultraviolet radiation of a wavelength of 250 nm or shorter, a use of the quartz glass blank in microlithography in combination with ultraviolet radiation of a wavelength of 250 nm or shorter, and a procedure for manufacture of the quartz glass blank are provided. CONSTITUTION: In a quartz glass blank for an optical component for transmission of ultraviolet radiation with a wavelength of 250 nm or shorter, the quartz glass blank is characterized by a glass structure that is essentially free of oxygen defect sites, an H2-content in the range of 0.1x10¬16 molecules/cm¬3 to 4.0x10¬16 molecules/cm¬3, an OH-content in the range of 125 wt-ppm to 450 wt-ppm, an SiH group-content of less than 5x10¬16 molecules/cm¬3, a refractive index inhomogeneity, Δn, of less than 2 ppm, and a stress birefringence of less than 2 nm/cm, wherein OH-content of the quartz glass blank is in the range of 200 wt-ppm to 350 wt-ppm. The use of a quartz glass blank for the manufacture of a component for use in microlithography in combination with ultraviolet radiation of a wavelength of 250 nm or shorter is characterized in that a quartz glass is selected for a given pulse number, P, the quartz glass possessing a minimal hydrogen content, C(H2min), and a maximal hydrogen content, C(H2max), both of which comply with the following dimensioning rules: C(H2min)£molecules/cm¬3|=1.0x10¬6xε¬2xP, and C(H2max)£molecules/cm¬3|=2.0x10¬18xε, (ε=pulse energy density, in mJ/cm¬2).
    • 目的:用于传输波长为250nm或更短波长的紫外线辐射的光学部件的石英玻璃坯料,微波平版印刷中的石英玻璃毛坯与波长为250nm或更短的紫外线辐射的组合以及程序 提供石英玻璃坯料的制造。 构成:在用于透射波长为250nm或更短的紫外线辐射的光学部件的石英玻璃坯料中,石英玻璃坯料的特征在于基本上不含氧缺陷部位的玻璃结构, 范围为0.1×10 16分子/ cm 3至4.0×10 16分子/ cm 3,OH含量为125重量ppm至450重量ppm,SiH基含量小于5×101- 16分子/ cm 3,折射率不均匀性Δn小于2ppm,应力双折射小于2nm / cm,其中石英玻璃毛坯的OH含量在200重量ppm的范围内 至350重量ppm。 使用石英玻璃坯料制造用于微光刻的组件与波长为250nm或更短的紫外线辐射的组合的特征在于,对于给定的脉冲数P选择石英玻璃,石英玻璃 具有最小氢含量,C(H2min)和最大氢含量C(H2max),两者均符合以下尺寸规则:C(H 2min)£分子/ cm -3 | = 1.0×10 6×ε2×P ,C(H2max)£分子/ cm -3 | = 2.0×10 18×ε,(ε=脉冲能量密度,单位为mJ / cm 2)。