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Fluorescence spectroscopy for characterization and differentiation of beers

dc.contributor.authorSikorska, E.
dc.contributor.authorGorecki, Tomasz
dc.contributor.authorKhmelinskii, Igor
dc.contributor.authorSikorski, M.
dc.contributor.authorDe Keukeleire, D.
dc.date.accessioned2018-12-07T14:58:38Z
dc.date.available2018-12-07T14:58:38Z
dc.date.issued2004
dc.description.abstractTotal luminescence and synchronous scanning fluorescence spectroscopic techniques were applied for characterization of the intrinsic fluorescence of eight different beers. Spectra were measured using different geometries to reveal the presence of similar fluorescent components. The total luminescence and synchronous fluorescence spectra exhibit a relatively intense short-wavelength emission ascribed to aromatic amino acids and less intense emission in the long-wavelength region, which may originate from B vitamins. Classification of beers based on their synchronous fluorescence spectra was performed using non-parametrical k nearest neighbours method and linear discriminant analysis. Very good discrimination was obtained in both methods with a low classification error. The results demonstrate the potential of fluorescence techniques to characterize and differentiate beers.
dc.identifier.doi10.1002/j.2050-0416.2004.tb00621.x
dc.identifier.issn0046-9750
dc.identifier.urihttp://hdl.handle.net/10400.1/12133
dc.language.isoeng
dc.peerreviewedyes
dc.publisherInstitute of Brewing
dc.subjectBeer
dc.subjectDiscriminant analysis
dc.subjectSynchronous fluorescence spectroscopy
dc.subjectTotal luminescence spectroscopy
dc.titleFluorescence spectroscopy for characterization and differentiation of beers
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage275
oaire.citation.issue4
oaire.citation.startPage267
oaire.citation.titleJournal of the Institute of Brewing
oaire.citation.volume110
person.familyNameKhmelinskii
person.givenNameIgor
person.identifier0000000420541031
person.identifier.ciencia-id0D1A-CB6C-6316
person.identifier.orcid0000-0002-6116-184X
person.identifier.ridC-9587-2011
person.identifier.scopus-author-id6701444934
rcaap.rightsopenAccess
rcaap.typearticle
relation.isAuthorOfPublicationfcb9f09f-2e99-41fb-8c08-7e1acbc65076
relation.isAuthorOfPublication.latestForDiscoveryfcb9f09f-2e99-41fb-8c08-7e1acbc65076

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