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    • 5. 发明授权
    • Method for making device for high resolution electron beam fabrication
    • 制造高分辨率电子束制造装置的方法
    • US3971860A
    • 1976-07-27
    • US553184
    • 1975-02-26
    • Alec N. BroersThomas O. Sedgwick
    • Alec N. BroersThomas O. Sedgwick
    • B23K15/08G03F7/095H01L21/027H01L21/306H01L21/3205B05D3/06
    • G03F7/0957B23K15/08H01L21/0277H01L21/30608H01L21/32051Y10S430/143
    • The disclosed method is one which provides an extremely thin substrate upon which there can be laid down a high resolution pattern of material such as metal by an electron beam fabrication technique. The latter technique is one wherein a resist is placed on the surface of the substrate. Thereafter, an electron beam is utilized to expose the resist in the desired pattern. The exposed resist is then removed and the metal or other material is laid down on the locations where the resist has been removed. With the use of the very thin substrate, the amount and effect of electron backscattering is substantially minimized whereby the consequent decrease of resolution due to exposure of the resist with the backscattered electrons is effectively eliminated. Accordingly, the resist exposure can be confined to much narrower widths than heretofore possible with known electron beam fabrication techniques.
    • 所公开的方法是提供非常薄的衬底的方法,其上可以通过电子束制造技术放置诸如金属的材料的高分辨率图案。 后一种技术是其中抗蚀剂被放置在基底的表面上的技术。 此后,使用电子束以期望的图案曝光抗蚀剂。 然后去除暴露的抗蚀剂,并将金属或其它材料放置在已经除去抗蚀剂的位置。 通过使用非常薄的衬底,电子后向散射的量和效果基本上被最小化,从而有效地消除了由于具有反向散射电子的抗蚀剂暴露而导致的分辨率的降低。 因此,通过已知的电子束制造技术,抗蚀剂曝光可以被限制到比迄今为止更窄的宽度。