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hal.structure.identifiervan der Waals-Zeeman Institute
hal.structure.identifierInstitut de Recherche de Chimie Paris [IRCP]
dc.contributor.authorHAUNER, Ines
hal.structure.identifierLaboratoire Ondes et Matière d'Aquitaine [LOMA]
dc.contributor.authorDEBLAIS, Antoine
hal.structure.identifierSchool of Chemistry
dc.contributor.authorBEATTIE, James
hal.structure.identifierLaboratoire Ondes et Matière d'Aquitaine [LOMA]
dc.contributor.authorKELLAY, Hamid
hal.structure.identifiervan der Waals-Zeeman Institute
dc.contributor.authorBONN, Daniel
dc.date.created2017-02-02
dc.date.issued2017
dc.identifier.issn1948-7185
dc.description.abstractEnThe surface tension of water is an important parameter for many biological or industrial processes, and roughly a factor of 3 higher than that of nonpolar liquids such as oils, which is usually attributed to hydrogen bonding and dipolar interactions. Here we show by studying the formation of water drops that the surface tension of a freshly created water surface is even higher (∼90 mN m &sup−1;) than under equilibrium conditions (~72 mN m ~&sup−1;) with a relaxation process occurring on a long time scale (~1 ms). Dynamic adsorption effects of protons or hydroxides may be at the origin of this dynamic surface tension. However, changing the pH does not significantly change the dynamic surface tension. It also seems unlikely that hydrogen bonding or dipole orientation effects play any role at the relatively long time scale probed in the experiments.
dc.language.isoen
dc.publisherAmerican Chemical Society
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/
dc.title.enThe Dynamic Surface Tension of Water
dc.typeArticle de revue
dc.identifier.doi10.1021/acs.jpclett.7b00267
dc.subject.halPhysique [physics]/Matière Condensée [cond-mat]/Matière Molle [cond-mat.soft]
dc.subject.halPhysique [physics]/Physique [physics]/Chimie-Physique [physics.chem-ph]
bordeaux.journalJournal of Physical Chemistry Letters
bordeaux.page1599-1603
bordeaux.volume8
bordeaux.issue7
bordeaux.peerReviewedoui
hal.identifierhal-01512688
hal.version1
hal.popularnon
hal.audienceInternationale
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-01512688v1
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