Analytica Chimica Acta 659 (2010) 93–101
Contents lists available at ScienceDirect
Analytica Chimica Acta
journal homepage: www.
elsevier.
com/locate/aca
Aroma ageing trends in GC/MS profiles of liqueur wines
Ana C.
Pereiraa,b
, Marco S.
Reisa
, Pedro M....
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Analytica Chimica Acta 659 (2010) 93–101
Contents lists available at ScienceDirect
Analytica Chimica Acta
journal homepage: www.
elsevier.
com/locate/aca
Aroma ageing trends in GC/MS profiles of liqueur wines
Ana C.
Pereiraa,b
, Marco S.
Reisa
, Pedro M.
Saraivaa
, José C.
Marquesb,∗
a
Departamento de Engenharia Química, Universidade de Coimbra, Pólo II, Rua Sílvio Lima, 3030-790 Coimbra, Portugal
b
Centro de Química da Madeira, Universidade da Madeira, Campus Universitário da Penteada, 9000-390 Funchal, Portugal
a r t i c l e i n f o
Article history:
Received 22 September 2009
Received in revised form
27 November 2009
Accepted 30 November 2009
Available online 2 December 2009
Keywords:
Madeira wine
Ageing
Multivariate analysis
Principal component analysis
Contribution plots
Clustering
a b s t r a c t
Madeira wine has been studied with the main goal of acquiring a better understanding about the evolution
of its properties over time.
For that purpose, flexible and reliable data analy
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