Hadamard-Transform Exhaust-Analysis Spectrometer
- 1 January 1971
- journal article
- Published by Optica Publishing Group in Applied Optics
- Vol. 10 (1) , 24-27
- https://doi.org/10.1364/ao.10.000024
Abstract
We propose a novel instrument for automobile exhaust analysis based on a Hadamard-transform spectrometer, which would be able to make accurate measurements of the concentration of several pollutants simultaneously, would be operated by unskilled personnel, and would complete a measurement scan in less than 1 sec.Keywords
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- Catalog of Infrared Spectra for Qualitative Analysis of GasesAnalytical Chemistry, 1956