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    • 7. 发明申请
    • BEAM OPTICAL COMPONENT HAVING A CHARGED PARTICLE LENS
    • 具有带电粒子透镜的光束组件
    • WO2005071709A3
    • 2005-12-15
    • PCT/EP2004014180
    • 2004-12-13
    • INTEGRATED CIRCUIT TESTINGFROSIEN JUERGEN
    • FROSIEN JUERGEN
    • H01J37/12H01J37/14H01J37/15H01J37/10
    • H01J37/14H01J37/12H01J37/15H01J2237/1501
    • The present invention relates to a beam optical component including a charged particle lens (1; 1000) for focusing a charged particle beam (3), the charged particle lens (1; 1000) comprising a first element (5; 1005) having a first opening (7) for focusing the charged particle beam (3); a second element (9; 1009) having a second opening (11) for focusing the charged particle beam (3); and first driving means (13) connected with at least one of the first element (5; 1005) and the second element (9; 1009) for aligning the first opening (7) with respect to the second opening (11). With the first driving means, the first opening (7) and the second opening (11) can be aligned with respect to each other during beam operation to provide a superior alignment of the beam optical component for a better beam focussing. The present invention also relates to a charged particle beam device that uses said beam optical component for focussing the charged particle beam (3), and a method to align first opening (7) and second opening (11) with respect to each other.
    • 本发明涉及包括用于聚焦带电粒子束(3)的带电粒子透镜(1; 1000)的束光学组件,带电粒子透镜(1; 1000)包括具有第一元件(5; 1005) 用于聚焦带电粒子束(3)的开口(7); 具有用于聚焦所述带电粒子束(3)的第二开口(11)的第二元件(9; 1009); 和与第一元件(5; 1005)和第二元件(9; 1009)中的至少一个连接的第一驱动装置(13),用于使第一开口(7)相对于第二开口(11)对准。 利用第一驱动装置,在光束操作期间,第一开口(7)和第二开口(11)可以相对于彼此对准,以提供光束光学部件的优良对准以实现更好的光束聚焦。 本发明还涉及一种使用所述光束光学部件来聚焦带电粒子束(3)的带电粒子束装置以及一种使第一开口(7)和第二开口(11)相对于彼此对准的方法。
    • 8. 发明申请
    • DOUBLE STAGE CHARGED PARTICLE BEAM ENERGY WIDTH REDUCTION SYSTEM FOR CHARGED PARTICLE BEAM SYSTEM
    • 带电粒子束系统的双级带电粒子束能量宽度减小系统
    • WO2005024888A3
    • 2005-04-28
    • PCT/EP2004009801
    • 2004-09-02
    • INTEGRATED CIRCUIT TESTINGFROSIEN JUERGENDEGENHARDT RALFLANIO STEFAN
    • FROSIEN JUERGENDEGENHARDT RALFLANIO STEFAN
    • H01J37/05H01J37/153H01J37/28H01J49/28H01J49/46H01J49/48
    • H01J37/26B82Y10/00B82Y40/00H01J37/05H01J37/153H01J37/3174H01J2237/057H01J2237/1534H01J2237/1538
    • The present invention relates to e.g. a charged particle beam energy width reduction system for a charged particle beam with a z-axis along the optical axis and a first and a second plane, comprising, a first element (110) acting in a focusing and dispersive manner, a second element (112) acting in a focusing and dispersive manner, a first quadrupole element (410) being positioned such that, in operation, a field of the first quadrupole element overlaps with a field of the first element acting in a focusing and dispersive manner, a second quadrupole element (412) being positioned such that, in operation, a field of the second quadrupole element overlaps with a field of the second element acting in a focusing and dispersive manner, a first charged particle selection element (618) being positioned, in beam direction, before the first element acting in a focusing and dispersive manner, and a second charged particle selection element (616;716) being positioned, in beam direction, after the first element acting in a focusing and dispersive manner. Thereby, a virtually dispersive source-like location without an inherent dispersion limitation can be realized.
    • 本发明涉及例如 具有沿着光轴的z轴以及第一和第二平面的带电粒子束的带电粒子束能量宽度减小系统,包括:以聚焦和色散方式作用的第一元件(110),第二元件( 112)以聚焦和散射方式作用,第一四极元件(410)被定位成使得在操作中第一四极元件的场与第一元件的聚焦和散射方式的场重叠,第二 四极元件(412)被定位成使得在操作中,第二四极元件的场与以聚焦和色散方式作用的第二元件的场重叠,第一带电粒子选择元件(618)以束 在第一元件以聚焦和色散方式作用之前,以及第二带电粒子选择元件(616; 716)在光束方向上定位在第一元件作用于聚焦和分散方式之后 d分散的方式。 由此,可以实现没有固有色散限制的虚拟色散源位置。