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    • 43. 发明公开
    • Scanning near-field optic/atomic force microscope
    • 光近场原子力显微镜扫描
    • EP0846932A3
    • 2000-12-20
    • EP98101571.2
    • 1994-10-28
    • SEIKO INSTRUMENTS INC.
    • Chiba, NorioMuramatsu, Hiroshi
    • G01B7/34G02B21/00
    • G01Q60/06G01Q60/22G01Q60/38
    • The present invention relates to a scanning near-field optic/atomic force microscope adapted to observe topography and optical characteristics of a sample (13), said microscope comprising: a cantilever (2) having a probe (1) in an end portion thereof consisting primarily of a lightpropagating medium having an optical opening for passing light, said optical opening forming a sharp front end; a light-transmitting device (6) having a light-transmitting optical opening in both ends thereof, wherein one of said ends of said light-transmitting device is disposed close to a back surface of said probe (1); a light source (10) and optics (11, 12) for generating a light to measure a feature of the sample (13) and for directing generated light to the sample (13); a photoelectric converter device (7) and optics for receiving light from the sample (13); a deflection-detecting means for optically detecting deflection of said cantilever (2), comprising a light source (3) for generating a laser light for use of deflection-detection; a condenser lens (4) for directing the laser light to a back surface of said cantilever (2); and another photoelectric converter device (5) and optics for detecting reflected light from back surface of said cantilever (2); a motion mechanism (21, 22) for making a relative movement between the sample and said probe; and a gap control means (23) for controlling a distance between the surface of the sample (13) and the sharp front end of said probe (1);    wherein the the probe (1) of the cantilever (2) comprises an overhang portion (43) and the condenser lens (4) directs the laser light to said overhang portion (43).
    • 45. 发明公开
    • Scanning near field optical microscope
    • Nahfeldrastermikroskop
    • EP0880043A3
    • 1999-02-10
    • EP98304109.6
    • 1998-05-22
    • SEIKO INSTRUMENTS INC.
    • Sato, KatsuakiMitsuoka, YasuyukiNakajima, Kunio
    • G02B21/00G01B7/34G01N21/21G02B6/10
    • G01N21/21G01Q20/02G01Q60/06G01Q60/22Y10S977/862
    • In a combined scanning near field optical microscope (Nsom) and atomic force microscope (AFM), an optical fibre probe (1) which has a minute opening on the top of a sharpened tip is brought close to a sample (2), and the probe is moved by a piezo actuator (15) along x- and y-axis directions so that a minute spot beam emanating from the minute opening can scan over the sample. For circular polarisation modulation to be incorporated in the process, a beam is given an optical delay, before it is incident on the optical fibre probe (1), changing at a frequency of p (Hz) by means of a piezo-optical modulator (10). A minute spot beam emanating from the minute opening passes through the sample (2) to be received after passage through the sample (2) to be received after passage through an analyser (5) by a light receiving element (7). The output from the light receiving element (7) is fed to a lock-in amplifier, p- and 2p-components are separated through lock-in rectification, and they are rendered into images by a controller (16). It is used for measuring the distribution of magneto-optical effects.
    • 在组合扫描近场光学显微镜(Nsom)和原子力显微镜(AFM)中,在尖锐的顶部具有微小开口的光纤探针(1)靠近样品(2),并且 探头通过压电致动器(15)沿x轴和y轴方向移动,使得从分钟开始发出的微小点光束可以扫描样品。 对于要在该过程中并入的圆偏振调制,在光束入射到光纤探针(1)之前,光束被给予光学延迟,通过压电光调制器以p(Hz)的频率改变 10)。 从微小开口发出的微小光束通过样品(2),在通过样品(2)之后被接收,以便在通过光谱接收元件(7)通过分析器(5)之后被接收。 来自光接收元件(7)的输出被馈送到锁定放大器,p和2p分量通过锁定整流分离,并且它们被控制器(16)渲染成图像。 它用于测量磁光效应的分布。
    • 46. 发明公开
    • Scanning near-field optic/atomic-force microscope, probe for use in same, and method of fabricating said probe
    • 合并的近场为原子力显微镜探针及其制造探针法
    • EP0884617A1
    • 1998-12-16
    • EP98112393.8
    • 1994-04-06
    • SEIKO INSTRUMENTS INC.
    • Matsumura, HiroshiChiba, NorioAtaka, TatsuakiFujihira, Masamichi
    • G02B21/00G01B7/34
    • G01Q30/02G01Q60/06G01Q60/22G01Q60/38G01Q70/02G02B6/241Y10S977/862Y10S977/863Y10S977/871Y10S977/951
    • A combined scanning near field optical and atomic force microscope (NSOM/AFM) capable of measuring the topography and the optical characteristics of the surface of a sample (37) at high resolution irrespective of the transmittance and the conductivity of the sample is described. The apparatus, in one embodiment, comprises a probe (4), a light source for illuminating a sample with light (34), a photoelectric converter device (38) and optics for receiving light transmitted through the sample, a laser (30) for detecting deflections of the probe, a condenser lens (31) for directing the laser light on to the rear surface of the probe, a detection system for detecting reflected light (32,33), a rough-motion mechanism (39) and a fine-motion mechanism (40) for moving the sample and the probe relative to each other, a control means for controlling the distance between the sample and the probe, and a computer (42) for controlling the whole apparatus. The probe, comprising a cladded single mode optical fibre, has a front end portion and a light-propagating body continuous with the front end portion. The front end portion and the light-propagating body are shaped like a hook. A method for manufacturing the probe is described.
    • 近场光学和原子力显微镜(NSOM / AFM)能够测量形貌和高分辨率的样品(37)的表面的光学特性而与透射率和样品的导电性的组合扫描进行说明。 的装置,在一个实施例中包括的样本(4),一个光源,用于照明光(34)的样品,一个光电转换装置(38)和光学器件,用于接收光反通过样品mitted,激光(30),用于 检测探针,聚光透镜(31)的偏转上的样品的后表面引导激光光中,用于检测的检测系统反射的光(32,33),一个粗动机构(39)和一个细 用于移动样品和相对于海誓山盟探针 - 运动机构(40),一个控制装置,用于控制样品和探针,和用于控制整个装置的计算机(42)之间的距离。 样品,包括熔覆单模光纤,具有前端部和一个光传播体的前端部连续。 前端部和所述光传播主体的形状像一个钩子。 描述了一种用于制造样品的方法。