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    • 33. 发明授权
    • Dual cantilever scanning probe microscope
    • 双悬臂扫描探针显微镜
    • US06028305A
    • 2000-02-22
    • US47239
    • 1998-03-25
    • Stephen C. MinneCalvin F. Quate
    • Stephen C. MinneCalvin F. Quate
    • G01Q10/06G01Q20/04G01Q30/02G01Q60/36G01Q70/04G01Q70/10H01J3/14
    • G01Q60/363B82Y35/00G01Q70/06Y10S977/874
    • This microscope apparatus comprises two probes. The first probe is configured to interact with and measure characteristics of surfaces within an effective measurement distance of the first probe. This probe could be contact type, non-contact type, constant force mode, or constant height mode. A combination of actuation devices positions the first probe over a surface of a sample. The surface is scanned at high speeds in search of a target area. When a target area is found, a scanner moves the sample so that a second contact type probe with a sharp tip is positioned over the target area. The second probe is activated and the target area is scanned at low speeds and high resolution. The first and second probes are part of the same probe assembly. The probe assembly of the present invention does not require probe replacement as frequently as current assemblies because the sharp tip is used only at low speeds and high resolution configurations. Thus, the sharp tip wears slower than it would if the sharp tip was used to find the target feature as well.
    • 该显微镜装置包括两个探针。 第一探针被配置为与第一探针的有效测量距离内的表面相互作用并测量表面的特征。 该探头可以是接触式,非接触型,恒力模式或恒定高度模式。 致动装置的组合将第一探针定位在样品的表面上。 高速扫描表面以寻找目标区域。 当找到目标区域时,扫描器移动样本,使得具有尖锐尖端的第二接触型探针位于目标区域上方。 第二个探针被激活,目标区域以低速和高分辨率扫描。 第一和第二探针是相同探针组件的一部分。 本发明的探头组件不需要像现有组件那样频繁地进行探头更换,因为尖端仅在低速和高分辨率配置下使用。 因此,尖锐的尖端磨损比如果尖锐的尖端用于找到目标特征时的磨损更慢。
    • 37. 发明授权
    • Cantilever for use with atomic force microscope and process for the
production thereof
    • 悬臂用于原子力显微镜及其制造方法
    • US5594166A
    • 1997-01-14
    • US311018
    • 1994-09-22
    • Junju ItohYasushi Toma
    • Junju ItohYasushi Toma
    • G01Q70/10G01B5/28G01B7/34G01B21/30G01N27/00G01N37/00G01Q20/02G01Q60/38H01J37/28
    • G01Q60/38B82Y35/00G01Q60/40Y10S977/873
    • The improved cantilever for use with an atomic force microscope comprises a single-crystal silicon base 11 having adequate mechanical strength, a cantilever beam 12 that is made from a silicon oxide film and which is joined at one end to the base, and a conical stylus 13 with a sharp tip that is formed of single-crystal silicon on the cantilever beam 12 at the other end which is opposite the end joined to the base 11, and all surfaces of the cantilever are covered with a thin electroconductive film 14. If desired, protective plates 15 for protecting the cantilever beam against mechanical damage may be provided that are processed from the base material in such a way that they hold the beam therebetween and which have satisfactory strength. The stylus has an abrupt profile with a sharp tip and a high aspect ratio, and the cantilever beam has an invariable spring constant and supports the stylus at an end.
    • 与原子力显微镜一起使用的改进的悬臂包括具有足够的机械强度的单晶硅基座11,由氧化硅膜制成并且在一端连接到基座的悬臂梁12和圆锥形的触针 13具有尖锐的尖端,其在与连接到基座11的端部相对的另一端处的悬臂梁12上由单晶硅形成,并且悬臂的所有表面都被薄的导电膜14覆盖。如果需要 可以提供用于保护悬臂梁免受机械损坏的保护板15,其从基体材料被加工成使得它们将梁保持在其间并具有令人满意的强度。 触针具有尖锐尖端和高纵横比的突然轮廓,并且悬臂梁具有恒定的弹簧常数并且在一端支撑触针。
    • 38. 发明授权
    • Probe holder and probe mounting method for a scanning probe microscope
    • 用于扫描探针显微镜的探头支架和探头安装方法
    • US5569918A
    • 1996-10-29
    • US406296
    • 1995-03-17
    • Zhouhang Wang
    • Zhouhang Wang
    • G01Q30/02G01Q70/02G01Q70/10G01Q70/16G12B5/00H01J37/20H01J37/28
    • G01Q30/02B82Y35/00G01Q70/02Y10S977/873
    • A probe holder non-rotatingly mountable in a support bracket releasibly receives a scanning microscope probe. Guide rods extend outward from the probe holder on the scan head and engage bores formed in the other of the probe holder and the scan head during closure of the scan head with the probe holder to co-axially align the probe with a probe receiver in the scan head. Transversely extending arms on a spindle attached to a scan head slide along ramp surfaces in the scan head to a fixed stop to rotationally position the scan head. Complementary surfaces on the spindle and a stationarily affixed sleeve co-axially center the scan head with the scan head support structure and the probe holder. A method of co-axially and rotationally aligning a probe for exchange between a scan head and a probe holder is disclosed using the guide rods and guide bores, the spindle arms, ramp and stop surfaces and the complementary surfaces on the spindle and the stationary sleeve, and a non-rotatable probe holder mount. The alignment structure and method are also applied to a sample holder.
    • 可旋转地安装在支撑支架中的探针支架可释放地接收扫描显微镜探针。 引导杆从扫描头上的探头支架向外延伸,并且在扫描头与探针支架关闭期间接合形成在探针支架和扫描头中的另一个中的孔,以使探针与探针接收器在轴向对准 扫描头。 安装在扫描头上的主轴上的横向延伸的臂沿着扫描头中的斜面滑动到固定的停止点以旋转地定位扫描头。 主轴上的互补表面和固定固定的套筒将扫描头与扫描头支撑结构和探头支架同轴居中。 公开了使用导向杆和引导孔,主轴臂,斜面和止动表面以及主轴和固定套筒上的互补表面的同轴和旋转对准探针以在扫描头和探针保持架之间进行交换的方法 ,以及不可旋转的探针支架。 对准结构和方法也适用于样品架。