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    • 5. 发明授权
    • Micromachining method for workpiece observation
    • 工件观察的微加工方法
    • US06395347B1
    • 2002-05-28
    • US08351093
    • 1994-11-30
    • Tatsuya AdachiTakashi KaitoYoshihiro KoyamaKouji Iwasaki
    • Tatsuya AdachiTakashi KaitoYoshihiro KoyamaKouji Iwasaki
    • H01J300
    • H01J37/3056G01N1/32H01J2237/31744
    • A method for preparing a sample for observation, by the steps of: contacting a first predetermined area of the sample surface with an organic compound vapor while irradiating the first predetermined area with an ion beam to decompose the organic compound into a layer having a mask function, the layer covering the first predetermined area; and contacting a second predetermined area of the sample surface with an etching gas while irradiating the second predetermined area with an ion beam in order to remove material from the sample surface at the second predetermined area, wherein the second predetermined area includes at least part of the first predetermined area and the layer covering the first predetermined area prevents removal of material from the sample surface in the first predetermined area.
    • 一种用于制备用于观察的样品的方法,包括以下步骤:使用离子束照射所述第一预定区域,使所述样品表面的第一预定区域与有机化合物蒸气接触,以将所述有机化合物分解成具有掩模功能的层 覆盖第一预定区域的层; 以及使所述样品表面的第二预定区域与蚀刻气体接触,同时用离子束照射所述第二预定区域,以便在所述第二预定区域从所述样品表面去除材料,其中所述第二预定区域包括所述第二预定区域的至少一部分 第一预定区域和覆盖第一预定区域的层防止在第一预定区域中从样品表面移除材料。
    • 8. 发明申请
    • Atom probe apparatus and method for working sample preliminarily for the same
    • 原子探针装置及其工作原理方法
    • US20070176099A1
    • 2007-08-02
    • US10592844
    • 2005-03-02
    • Takashi Kaito
    • Takashi Kaito
    • G01N23/00
    • G01N1/32B82Y35/00H01J2237/3109
    • Problems to be solved by the present invention are to present a technique for preliminarily working a sample, which makes a place, that is desired to be analyzed, of a device into an acicular protrusion by locally cutting out the place, and to provide, even if the sample is a sample of a multilayer structure containing element layers whose evaporation electric fields are small in later-mentioned circumstances, a technique for making a stable ion evaporation in order possible, thereby making an SAP analysis at an atomic level possible. A preliminarily working of a sample for an atom probe apparatus of the invention comprises a step of cutting out a sample's desired observation site to a block-like form by using an FIB apparatus, a step of carrying and fixing the block-like cut-out sample onto a sample substrate, and a step of working the block-like sample fixed onto the sample substrate into a needle tip shape by an FIB etching. Further, the sample worked into the needle tip shape is formed such that a layer direction of a multilayer structure becomes parallel to a longitudinal direction of a needle.
    • 本发明要解决的问题在于,通过局部地切割该位置,提出一种将装置预先加工成针状突起物的方法,从而将装置进行预先加工成针状突起的技术, 如果样品是在稍后提到的情况下含有蒸发电场小的元素层的多层结构的样品,则可以顺序进行稳定的离子蒸发的技术,从而使原子级的SAP分析成为可能。 对于本发明的原子探针装置的样品的预先加工包括通过使用FIB装置将样品的期望的观察位置切割成块状的步骤,携带和固定块状切口的步骤 样品到样品基板上,以及通过FIB蚀刻将固定在样品基板上的块状样品加工成针尖形状的步骤。 此外,加工成针尖形状的样品形成为使得多层结构的层方向平行于针的纵向方向。