FIELD: spectrography. SUBSTANCE: during emission spectral analysis of powdery samplex radiation of excitation source is passed through spectrograph to obtain narrow spectrum, less than 0.2 mm in height. Photoplate is uniformly moved with rate of 1 mm/s. Spatially separated spectra of individual particles are obtained. EFFECT: enhanced authenticity of spectral analysis.
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Authors
Dates
1996-03-20—Published
1993-01-05—Filed