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    • 9. 发明申请
    • OPTICAL DEVICE FOR MEASURING OPTICAL PROPERTIES OF A SAMPLE AND METHOD RELATING THERETO
    • 用于测量样品的光学性质的光学装置和与之相关的方法
    • WO2006055395A2
    • 2006-05-26
    • PCT/US2005/040796
    • 2005-11-14
    • LUNA INNOVATIONS INCORPORATEDHULL, Matthew, S.AVERETT, Joshua, P.JONES, Mark, E.KLEMER, Daniel, R.
    • HULL, Matthew, S.AVERETT, Joshua, P.JONES, Mark, E.KLEMER, Daniel, R.
    • G01J3/30
    • G01N21/6428G01J3/0218G01J3/42G01J3/4406G01N21/05G01N21/645G01N2021/6482
    • A device and method for measuring optical properties of a sample are provided. The device comprises a housing surrounding a flow-through flow-cell. The flow-cell has a sample inlet positioned proximate to a first end of the flow-cell and a sample outlet positioned proximate to a second end of the flow-cell. A sample chamber is positioned between the sample inlet and the sample outlet. A plurality of excitation sources are positioned on the housing in an operable relationship to the sample chamber. At least one excitation source has a wavelength that is different from the other excitation sources. Each excitation source is incident on a sample in the flow-cell. At least one fluorescence emission detector is positioned in an operable relationship to the flow-cell. The fluorescence emission detector detects a continuous broadband spectrum of emission wavelengths emitted from the sample upon excitation by each excitation source. At least one signal interrogation system is positioned in an operable relationship with each detector. The signal interrogation system interprets a continuous fluorescence emission spectrum. The device may also incorporate at least one absorbance detector for measuring transmitted power that is spectrally dependent on the absorbance characteristics of the sample.
    • 提供了一种用于测量样品的光学性质的装置和方法。 该装置包括围绕流通流动池的壳体。 流动池具有靠近流动池的第一端定位的样品入口和靠近流动池的第二端定位的样品出口。 样品室位于样品入口和样品出口之间。 多个激发源以与样品室可操作的关系定位在壳体上。 至少一个激发源具有与其它激发源不同的波长。 每个激发源入射在流动池中的样品上。 至少一个荧光发射检测器被定位成与流通池可操作的关系。 荧光发射检测器检测由每个激发源激发时从样品发射的发射波长的连续宽带谱。 至少一个信号询问系统被定位成与每个检测器可操作的关系。 信号询问系统解释连续的荧光发射光谱。 该装置还可以结合至少一个吸光度检测器,用于测量在光谱上依赖于样品的吸收特性的透射功率。