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Technical Articles

ENOFORUM USA 2021
MAY 4-5, 2021 | Online Event
ENOFORUM, the largest technical-specific wine industry event in Europe, takes place every other year attracting over 2,000 attendees from Italy, Spain, and Portugal and brings together over 1,900 t...
Published on: 03/01/2021
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Wine grape ripeness assessment using Hyperspectral imaging
The wine industry has been striving to achieve wine quality and consistency, which involves harvesting and selection of grapes at the optimal maturity and according to the desired traits. Hyperspec...
Published on: 03/31/2021
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Scientific abstract - Perspectives on astringency sensation: an alternative hypothesis on the molecular origin of astringency
F. Canon, C. Belloir, E. Bourillot, H. Brignot, L. Briand, G. Feron, et. al.; Agric. Food Chem. 2021
Astringency, as a sensation mediated by the trigeminal nerves, influences flavor. Study of a ground-breaking hypothesis on the molecular mechanisms underpinning this sensation.
Published on: 03/22/2021
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Label free DNA-based optical biosensor applied to wine authenticity
Paula Martins-Lopes, Sara Barrias, Helena Gonçalves, José Eiras-Dias, João Brazão, José Ramiro Fernandes
A simple and low-cost method for DNA detection and quantification, based on the ssDNA (DNA-probe) immobilization in an optical fiber long period grating (LPG) and subsequent hybridization.
Published on: 03/22/2021
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Small amounts of oxygen, induced by controlled closure permeability, modulate the aromatic profile of wines
Christine Lagarde Pascal, Magali-Eve Koralewski, Stéphane Vidal
For more than 10 years, many scientific studies have shown that closure oxygen ingress can modulate the aromatic evolution of wines during their preservation (Laurie et al., 2012 ; Wirth et al., 2012
Published on: 03/16/2021
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Cold plasma at atmospheric pressure for eliminating Brettanomyces from oak wood
Prizewinner of Enoforum Web Contest 2021
In the oenological industry, the maintenance and sanitation of oak barrels has become a fundamental task. The video presents a study about the application of cold plasma at atmospheric pressure to ...
Published on: 03/14/2021
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From the glass to the mouth: wine-related and human-physiological factors affecting retronasal aroma during wine consumption
María Ángeles Del Pozo Bayón, CSIC-UAM, Spagna
A new line of research focused on determining the chemical, biochemical and physiological factors affecting the composition of the retronasal aroma during wine consumption, has led to new scientifi...
Published on: 03/07/2021
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Projected changes in the Rioja DOCa vines under climate change scenarios
María Concepción Ramos, Fernando Martínez de Toda, University of Lleida, ICVV, Spain
The research evaluates the impact of increasing temperatures that can occur under different climate change scenarios, on phenology and on grape composition. Tempranillo and Grenache were the focus of
Published on: 02/09/2021
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Tracking grapevine varietal composition in wine using high resolution melting
Paula Martins-Lopes et al.; University of Trás-os-Montes and Alto Douro, University of Lisboa, INIAV, Portugal
Wine authenticity is a major concern, with around 5% of wines being mislabelled and sold. Single Nucleotide Polymorphism (SNP) markers are highly recommended in forensic samples. High resolution me...
Published on: 01/25/2021
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Use of linear sweep voltammetry to determine the harvest date of Sauvignon blanc plots
The objective of this work is to evaluate the use of linear sweep voltammetry on disposable printed electrodes to make decision on harvest date to produce Sauvignon Blanc wines with fresh profile.
Published on: 12/15/2020
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Wine aging: a bottleneck story
The sporadic oxidation of white wines remains an open question, making wine shelf life a subjective debate. Through a multidisciplinary synoptic approach performed as a remarkable case study on age...
Published on: 11/01/2020
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Application of unconventional tannins as markers of authenticity
E. Longo, F. Rossetti, V. Merkyte, M. Jourdes, P.L. Teissedre and E. Boselli; Univ. of Bolzano, Univ. Politec. delle Marche-Italy, ISVV-France
This work aimed at the identification of novel macro-cyclic ‘crown’ prodelphinidins (c-PD) in 19 PDO wines from South Tyrol (vintage 2016) obtained from several regional (Lagrein and Vernatsch/Schi...
Published on: 10/21/2020
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Application of Vis–NIR Hyperspectral Imaging for prediction of flavonoids, anthocyanins and soluble solids content in table grapes
M. Gabrielli, C. Maury and P. Picouet, Ecole Supérieure d’Agriculture, INRA, France
Grapes are one of the most spread fruits in the world as fresh fruit, wine, grape juice and raisins. According to the International Organization of Vine and Wine statistics, approximately 42% of wo...
Published on: 10/20/2020
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Effect of different levels of oxygenation on phenolic and volatile compounds of Nebbiolo wine during bottle storage
M. Petrozziello, F. Torchio, F. Piano, S. Giacosa, M. Ugliano, A. Bosso, L. Rolle, CREA-Asti, Università degli Studi di Torino, Università di Verona
Given the economic and qualitative importance of Nebbiolo-based wines, this research sought to explore the effect of increasing oxygen doses on four wines made from Nebbiolo grapes hand-picked in B...
Published on: 10/07/2020
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Use of Ultra-High Pressure Homogenization to control microbial populations in grape musts
Antonio Morata, ETSIAAB, Universidad Politécnica de Madrid, Spain
Ultra-High Pressure Homogenization (UHPH) is a high throughput and effective technique useful to sterilize fluid foods at low temperatures or even under refrigeration temperatures. The shear forces...
Published on: 09/09/2020
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A new life for winemaking lees: from waste to photovoltaics
Manuel Meneghetti, DSMN, Università Ca’ Foscari Venezia
The sun, the main natural resource of our planet, has been studied in recent years optimizing materials, technologies and processes to obtain electrical energy thanks to the best renewable and clea...
Published on: 09/09/2020
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