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    • 3. 发明授权
    • Fluorescent light microscope for measuring a sample using red-shifted stokes lines
    • 荧光光学显微镜用于使用红移斯托克斯线测量样品
    • US08039815B2
    • 2011-10-18
    • US12753349
    • 2010-04-02
    • Stefan W. HellBrian RankinRobert KellnerJaydev JethwaThorsten Staudt
    • Stefan W. HellBrian RankinRobert KellnerJaydev JethwaThorsten Staudt
    • G01N21/64
    • G02B21/16G01N21/6458G01N21/65G01N2021/655H01S3/302
    • A fluorescent light microscope for measuring a sample comprises a light source providing transfer light having a transfer wavelength for transferring a fluorescent dye in the sample from one state into another state, and a detector which measures fluorescent light from the sample with spatial resolution. The light source comprises a laser, an optical wave guide connected to the laser, and a wavelength-selective device connected to the optical wave guide. The laser emits pump light of a pump wavelength other than the transfer wavelength and injects the pump light into the optical wave guide. The pump light, due to Raman scattering being stimulated in the optical wave guide, generates a light spectrum emerging from the optical wave guide which has, besides the pump wavelength, at least one red-shifted Stokes line whose full width at half maximum is smaller than half of its distance to its next neighbor line on the blue side of the spectrum; and the wavelength-selective device singles out the transfer light by its transfer wavelength from the red-shifted Stokes lines of the light spectrum.
    • 用于测量样品的荧光显微镜包括提供具有用于将样品中的荧光染料从一种状态转移到另一状态的转印波长的转移光,以及以空间分辨率测量来自样品的荧光的检测器。 光源包括激光器,连接到激光器的光波导和连接到光波导的波长选择器件。 激光器发射除了转移波长之外的泵波长的泵浦光,并将泵浦光注入到光波导中。 由于在光波导中被拉曼散射的泵浦光产生从光波导出射的光谱,除了泵浦波长之外,还有至少一个红移斯托克斯线,其半峰全宽较小 超过其在光谱蓝色边上的下一个相邻线的距离的一半; 并且波长选择装置通过其来自光谱的红移斯托克斯线的转移波长来分离转移光。
    • 4. 发明授权
    • STED-fluorescent light microscopy with two-photon excitation
    • 具有双光子激发的STED-荧光光学显微镜
    • US07863585B2
    • 2011-01-04
    • US12706388
    • 2010-02-16
    • Stefan W. HellKatrin Willig
    • Stefan W. HellKatrin Willig
    • G01N21/64
    • G01N21/6458G01N21/636G02B21/0076
    • A method of high spatial resolution imaging a structure in a sample comprises: marking the structure with molecules of a fluorescent dye; selecting a first wavelength for excitation light which excites the molecules of the fluorescent dye via a multi photon process for spontaneous emission of fluorescent light; focusing pulses of the excitation light into the sample to excite those molecules of the fluorescent dye present in a focal area of the focused excitation light; selecting a second wavelength shorter than the first wavelength for de-excitation light which de-excites excited molecules of the fluorescent dye prior to their spontaneous emission; during a plurality of the pulses of the excitation light, continuously directing the de-excitation light onto the sample to de-excite excited molecules of the fluorescent dye, which are located outside an measurement area which is a fraction of the focal area; and recording the fluorescent light spontaneously emitted by the molecules of the fluorescent dye in the sample.
    • 对样品中的结构进行高空间分辨率成像的方法包括:用荧光染料的分子标记结构; 选择激发光的第一波长,其通过用于自发发射荧光的多光子过程激发荧光染料的分子; 将激发光的脉冲聚焦到样品中以激发存在于聚焦激发光的焦点区域中的荧光染料的那些分子; 选择比第一波长短的第二波长用于去激发荧光染料在其自发发射之前激发分子的去激发光; 在激发光的多个脉冲期间,将去激发光连续地引导到样品上以去激发位于焦点区域的一部分的测量区域外的荧光染料的激发分子; 并记录由荧光染料分子自发发射的荧光。
    • 9. 发明申请
    • Fluorescent Light Microscope For Measuring a Sample Using Red-Shifted Stokes Lines
    • 荧光灯显微镜用于测量样品使用红移斯托克斯线
    • US20100187438A1
    • 2010-07-29
    • US12753349
    • 2010-04-02
    • Stefan W. HellBrian RANKINRobert KELLNERJaydev JETHWAThorsten STAUDT
    • Stefan W. HellBrian RANKINRobert KELLNERJaydev JETHWAThorsten STAUDT
    • G01N21/64G01J1/58
    • G02B21/16G01N21/6458G01N21/65G01N2021/655H01S3/302
    • A fluorescent light microscope for measuring a sample comprises a light source providing transfer light having a transfer wavelength for transferring a fluorescent dye in the sample from one state into another state, and a detector which measures fluorescent light from the sample with spatial resolution. The light source comprises a laser, an optical wave guide connected to the laser, and a wavelength-selective device connected to the optical wave guide. The laser emits pump light of a pump wavelength other than the transfer wavelength and injects the pump light into the optical wave guide. The pump light, due to Raman scattering being stimulated in the optical wave guide, generates a light spectrum emerging from the optical wave guide which has, besides the pump wavelength, at least one red-shifted Stokes line whose full width at half maximum is smaller than half of its distance to its next neighbor line on the blue side of the spectrum; and the wavelength-selective device singles out the transfer light by its transfer wavelength from the red-shifted Stokes lines of the light spectrum.
    • 用于测量样品的荧光显微镜包括提供具有用于将样品中的荧光染料从一种状态转移到另一状态的转印波长的转移光,以及以空间分辨率测量来自样品的荧光的检测器。 光源包括激光器,连接到激光器的光波导和连接到光波导的波长选择器件。 激光器发射除了转移波长之外的泵波长的泵浦光,并将泵浦光注入到光波导中。 由于在光波导中被拉曼散射的泵浦光产生从光波导出射的光谱,除了泵浦波长之外,还有至少一个红移斯托克斯线,其半峰全宽较小 超过其在光谱蓝色边上的下一个相邻线的距离的一半; 并且波长选择装置通过其来自光谱的红移斯托克斯线的转移波长来分离转移光。