作者: A. Becker , W. Köhler , B. Müller
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摘要: A compact scanning Michelson interferometer for the measurement of both concentration and temperature derivative refractive index liquids, liquid mixtures, solutions has been developed. Scanning one mirrors allows extraction phase information makes instrument insensitive to intensity drifts light source. The noise level empty is order 10 −8 a mm sample cell, continuously varying indices there no upper limit linear detection range. Accuracies 0.55% can be achieve or (∂n/∂c) p,T (∂n/∂T) p,c