Results 11 to 20 of about 119,937 (172)

Content in metallic ions of wines from the Madeira and Azores archipelagos [PDF]

open access: yesFood Chemistry, 2011
This study determines for the first time Na, K, Ca, Mg, Fe, Cu, Zn, Mn, Sr, Li and Rb contents in wines from the archipelagos of Madeira and Azores (Portugal). The greater part of the mean content for the different parameters fell within the ranges described in the literature, except for sodium whose higher content may be due to the effect of marine ...
José C. Marques
exaly   +5 more sources

Changes in volatile composition of Madeira wines during their oxidative ageing [PDF]

open access: yesAnalytica Chimica Acta, 2006
The influence of the age in the volatile composition of Madeira wines made with Boal, Malvazia, Sercial and Verdelho varieties and aged in oak barrel during 1, 11 and 25 years old was been studied. For this purpose, the evolution of volatile compounds: higher alcohols, ethyl esters, fatty acids, furan compounds, enolic compounds, γ-lactones, dioxanes ...
J S Camara, J C Marques
exaly   +5 more sources

Multivariate analysis for the classification and differentiation of Madeira wines according to main grape varieties [PDF]

open access: yesTalanta, 2006
In order to differentiate and characterize Madeira wines according to main grape varieties, the volatile composition (higher alcohols, fatty acids, ethyl esters and carbonyl compounds) was determined for 36 monovarietal Madeira wine samples elaborated from Boal, Malvazia, Sercial and Verdelho white grape varieties.
José C. Marques, José S Câmara
exaly   +6 more sources

Acetic acid and ethyl acetate in Madeira wines: Evolution with ageing and assessment of the odour rejection threshold [PDF]

open access: yesCiência e Técnica Vitivinícola, 2017
Madeira wine is an internationally recognized fortified wine, characterized by a complex flavour and high longevity. Little is known about the impact of volatile acidity in its features along ageing.
Miranda Andreia   +4 more
doaj   +3 more sources

MADEIRA WINE CONTRIBUTIONS FOR MADEIRA ISLAND SUSTAINABLE TOURISM [PDF]

open access: yesJournal of Spatial and Organizational Dynamics, 2019
Madeira Island is an Atlantic island that was colonized by Portuguese in the year 1420. The first vineyards introduced in the island were Malmsey, imported from Greece, in the XV century leading to the production of liquorish wine, Madeira Wine. Recently,
Cristina Abreu   +6 more
doaj   +1 more source

Melanoidins in madeira wines: Contribution to antioxidant capacity and color stability

open access: yesApplied Food Research
Madeira wines, produced in styles ranging from dry to sweet and typically marketed as 3-, 5-, and 10-year-old blends, are renowned for their longevity. This study focused on isolating and characterizing melanoidins, high-molecular-weight brown polymers ...
Vanda Pereira   +4 more
doaj   +2 more sources

Effect of the vintage year on strontium isotopic ratio (<sup>87</sup>Sr/<sup>86</sup>Sr) of wines: a Portuguese case study. [PDF]

open access: yesJ Sci Food Agric
Abstract BACKGROUND Currently, there is a growing need for wine authenticity tools to face the global wine market and deal with adulteration cases. Stable isotope analyses, recognized by the Organization of Vine and Wine as a tool for detecting authenticity fraud, form the basis of the European Wine Databank, which faces limitations concerning the ...
Thanasi V   +5 more
europepmc   +2 more sources

Indigenous yeasts in Madeira wines: impact on the physicochemical and sensorial characterization [PDF]

open access: yes, 2023
O Vinho Madeira é produzido pela fermentação espontânea através de leveduras indígenas presentes em uvas e adegas. A crescente exigência dos consumidores leva à necessidade de uniformizar o processo de vinificação. O presente trabalho visa avaliar a composição química de vinhos Madeira produzidos em diferentes adegas e com uvas colhidas de diferentes ...
Miranda, Andreia Fátima Santos
openaire   +2 more sources

Olfactory perception threshold assessment of volatile acidity in Madeira wines [PDF]

open access: yes, 2015
Madeira wine is a fortified wine with impact in the Madeira Island’s economy. Similarly to other wines, its acidity should be well controlled in order to ensure Madeira wine quality, mostly the volatile acidity. Due to Madeira wine complex flavour, it is crucial to get a better knowledge about the volatile acidity impact in its features, namely ...
Miranda, Andreia Fátima Santos
openaire   +2 more sources

Universities and institutionalization of regional innovation policy in peripheral regions: Insights from the smart specialization in Portugal

open access: yesRegional Science Policy &Practice, EarlyView., 2023
Abstract Regional innovation policies are currently influenced by a series of territorial innovation models, with the regional innovation system (RIS) approach being one of the prominent examples. The rationale of smart specialization strategies (S3s) is deeply influenced by the RIS concept and highlights the importance of entrepreneurial discovery and
Hugo Pinto
wiley   +1 more source

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