Toward In Silico Prediction of CO2 Diffusion in Champagne Wines.
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ABSTRACT: Carbon dioxide diffusion is the main physical process behind the formation and growth of bubbles in sparkling wines, especially champagne wines. By approximating brut-labeled champagnes as carbonated hydroalcoholic solutions, molecular dynamics (MD) simulations are carried out with six rigid water models and three CO2 models to evaluate CO2 diffusion coefficients. MD simulations are little sensitive to the CO2 model but proper water modeling is essential to reproduce experimental measurements. A satisfactory agreement with nuclear magnetic resonance (NMR) data is only reached at all temperatures for simulations based on the OPC and TIP4P/2005 water models; the similar efficiency of these two models is attributed to their common properties such as low mixtur
SUBMITTER: Ahmed Khaireh M
PROVIDER: S-EPMC8153942 | biostudies-literature | 2021 May
REPOSITORIES: biostudies-literature
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