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    • 4. 发明授权
    • X-ray microanalyzer for thin films
    • 用于薄膜的X射线微量分析仪
    • US06381303B1
    • 2002-04-30
    • US09408894
    • 1999-09-29
    • Long VuBoris YokhinIsaac MazorAmos Gvirtzman
    • Long VuBoris YokhinIsaac MazorAmos Gvirtzman
    • G01N23223
    • G01N23/20
    • Apparatus for X-ray microanalysis of a sample includes an X-ray source, which irradiates a spot having a dimension less than 500 &mgr;m on a surface of the sample. A first X-ray detector captures fluorescent X-rays emitted from the sample, responsive to the irradiation, at a high angle relative to the surface of the sample. A second X-ray detector captures X-rays from the spot at a grazing angle relative to the surface of the sample. Processing circuitry receives respective signals from the first and second X-ray detectors responsive to the X-rays captured thereby, and analyzes the signals in combination to determine a property of a surface layer of the sample within the area of the spot.
    • 用于样品的X射线微量分析的装置包括X射线源,其在样品的表面上照射尺寸小于500μm的斑点。 第一X射线检测器相对于样品的表面以高角度捕获从样品发射的荧光X射线,其响应于照射。 第二个X射线检测器以相对于样品表面的掠角捕获来自斑点的X射线。 处理电路响应于由此捕获的X射线,从第一和第二X射线检测器接收相应的信号,并组合分析信号以确定样品在斑点区域内的表面层的性质。
    • 10. 发明授权
    • Multifunction X-ray analysis system
    • 多功能X射线分析系统
    • US07551719B2
    • 2009-06-23
    • US11200857
    • 2005-08-10
    • Boris YokhinAlexander KrokhmalTzachi RafaeliIsaac MazorAmos Gvirtzman
    • Boris YokhinAlexander KrokhmalTzachi RafaeliIsaac MazorAmos Gvirtzman
    • G01B15/02G01N23/20G01N23/201
    • G01N23/20008
    • Apparatus for analysis of a sample includes a radiation source, which is adapted to direct a first, converging beam of X-rays toward a surface of the sample and to direct a second, collimated beam of the X-rays toward the surface of the sample. A motion assembly moves the radiation source between a first source position, in which the X-rays are directed toward the surface of the sample at a grazing angle, and a second source position, in which the X-rays are directed toward the surface in a vicinity of a Bragg angle of the sample. A detector assembly senses the X-rays scattered from the sample as a function of angle while the radiation source is in either of the first and second source configurations and in either of the first and second source positions. A signal processor receives and processes output signals from the detector assembly so as to determine a characteristic of the sample.
    • 用于分析样品的装置包括辐射源,其适于将X射线的第一收敛束指向样品的表面,并将X射线的第二准直光束引向样品的表面 。 运动组件使辐射源在X射线以掠射角指向样品表面的第一源位置和第二源位置之间移动,在该第二源位置,X射线朝向表面 样品的布拉格角附近。 检测器组件在辐射源处于第一和第二源配置中的任一个中以及在第一和第二源位置中的任一个中时,感测从样品散射的X射线作为角度的函数。 信号处理器接收并处理来自检测器组件的输出信号,以便确定样品的特性。