作者: Kristian Tølbøl Sørensen , Anders Kristensen , Emil Højlund-Nielsen
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摘要: Embodiments of the present invention include a cuvette (100) for use in determining refractive index sample matter spectrophotometer (600), comprising container (102) holding matter, having an entry window (121) that allows input radiation to reach furthermore exit (122) part part, and defining path; photonic crystal (101) rigidly attached or integrally formed arranged path, grating (111) causing reflectance spectrum exhibit resonance. A is also provided.