Fluorescence spectrometer coupled microscope
Fluorescence spectrometer coupled microscope
批准号:
423500666
负责人:
金额:
$0.0万
依托单位国家:
德国
项目类别:
Major Research Instrumentation
财政年份:
2019
资助国家:
德国
项目状态:
未结题
起止时间:
2018-12-31 至 --
中文摘要
时间分辨光谱是表征有机和无机发光材料的基本方法之一。在两个或三个维度上映射样本会产生关于样本的结构和同质性的附加信息。要做到这一点,需要结合光谱学和空间映射。不同的样品类型和几何形状以及可见光谱范围内的多种激发和发射波长对测量系统提出了很高的要求。共焦光学显微镜和分光计的组合满足了这些要求。一个或多个激光光源耦合到显微镜并被引导到样品上。来自荧光的发射光通过光纤被引导回来,并耦合到光谱仪,该光谱仪允许使用单色仪进行过滤,并使用不同的快速检测器来进行光谱分析。从而将显微镜的高空间分辨率和光谱仪的高时间和光谱分辨率结合在一起。
英文摘要
Time resolved optical spectroscopy is one of the basic methods for the characterization of luminescent organic and anorganic materials. Mapping the sample in two or three dimensions yields additional information about the structure and homogeneity on the sample. To achieve this, a combination of spectroscopy and spatial mapping is needed. Different sample types and geometries and a multitude of excitation and emission wavelengths in the visible spectral range place high demands on the measurement system. A combination of a confocal optical microscope and a spectrometer meet these requirements. One or more laser light sources are coupled to the microscope and guided onto the sample. The emission light from the fluorescence is guided back via optical fiber and coupled to a spectrometer which allows filtering using a monochromator and the usage of different fast detectors for spectroscopy. Thereby, the high spatial resolution of the microscope and the high temporal and spectral resolution of the spectrometer are combined.
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