Alfonso, V. et al. 2024. Mapping gas–phase CO₂ in the headspace of two champagne glasses through infrared laser absorption spectroscopy: ŒnoXpert glass versus INAO glass: This article is published in cooperation with OENO Macrowine 2023 (12th international symposium of oenology of Bordeaux and 9th international Macrowine conference), July 10–13 2023, Bordeaux, France. Guest editors: Philippe Darriet, Pierre-Louis Teissedre and Stéphanie Marchand-Marion. OENO One. 58, 2 (May 2024). DOI:https://doi.org/10.20870/oeno-one.2024.58.2.7886.