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The use of pseudo-random binary sequences in gas chromatography

Techniques of conventional chromatography do not always give convenient results. Analyses are often contaminated with detector noise and baseline drift. Continuous analysis is not possible and anomalous detector response can occur. This report proposes a method which overcomes these difficulties to a certain degree. A pseudo- random sequence controls the injections into a conventional column. Cross-correlation between input and output yields the chromatogram to within a constant factor. Sample valve and detector must be operated in a linear fashion. The resultant data analysis requires digital computation, but this can be carried out on-line.

Identiferoai:union.ndltd.org:bl.uk/oai:ethos.bl.uk:594965
Date January 1971
CreatorsMoss, Geoffrey Charles
PublisherUniversity of Warwick
Source SetsEthos UK
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Sourcehttp://wrap.warwick.ac.uk/74459/

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