Interfacial properties, film dynamics and bulk rheologyA multi-scale approach to dairy protein foams

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Interfacial properties, film dynamics and bulk rheology : A multi-scale approach to dairy protein foams. / Audebert, Alexia; Saint-Jalmes, Arnaud; Beaufils, Sylvie; Lechevalier, Valérie; Le Floch-Fouéré, Cécile; Cox, Simon; Leconte, Nadine; Pezennec, Stéphane.

In: Journal of Colloid and Interface Science, Vol. 542, 15.04.2019, p. 222-232.

Research output: Contribution to journalArticlepeer-review

Harvard

Audebert, A, Saint-Jalmes, A, Beaufils, S, Lechevalier, V, Le Floch-Fouéré, C, Cox, S, Leconte, N & Pezennec, S 2019, 'Interfacial properties, film dynamics and bulk rheology: A multi-scale approach to dairy protein foams', Journal of Colloid and Interface Science, vol. 542, pp. 222-232. https://doi.org/10.1016/j.jcis.2019.02.006

APA

Audebert, A., Saint-Jalmes, A., Beaufils, S., Lechevalier, V., Le Floch-Fouéré, C., Cox, S., Leconte, N., & Pezennec, S. (2019). Interfacial properties, film dynamics and bulk rheology: A multi-scale approach to dairy protein foams. Journal of Colloid and Interface Science, 542, 222-232. https://doi.org/10.1016/j.jcis.2019.02.006

Vancouver

Audebert A, Saint-Jalmes A, Beaufils S, Lechevalier V, Le Floch-Fouéré C, Cox S et al. Interfacial properties, film dynamics and bulk rheology: A multi-scale approach to dairy protein foams. Journal of Colloid and Interface Science. 2019 Apr 15;542:222-232. https://doi.org/10.1016/j.jcis.2019.02.006

Author

Audebert, Alexia ; Saint-Jalmes, Arnaud ; Beaufils, Sylvie ; Lechevalier, Valérie ; Le Floch-Fouéré, Cécile ; Cox, Simon ; Leconte, Nadine ; Pezennec, Stéphane. / Interfacial properties, film dynamics and bulk rheology : A multi-scale approach to dairy protein foams. In: Journal of Colloid and Interface Science. 2019 ; Vol. 542. pp. 222-232.

Bibtex - Download

@article{23930afade654075be700057463e7075,
title = "Interfacial properties, film dynamics and bulk rheology: A multi-scale approach to dairy protein foams",
abstract = "HypothesisThe effective contribution of interfacial properties to the rheology of foams is a source of many open questions. Film dynamics during topological T1 changes in foams, essentially studied for low molecular weight surfactants, and scarcely for proteins, could connect interfacial properties to protein foam rheology.ExperimentsWe modified whey protein isolate (WPI), and its purified major protein β-lactoglobulin (β-lg) by powder pre-conditioning and dry-heating in order to obtain a broad variety of interfacial properties. We measured interfacial properties, film relaxation duration after a T1 event and bulk foam rheology.FindingsWe found that, for β-lg, considered as a model protein, the higher the interfacial elastic modulus, the longer the duration of topological T1 changes and the greater the foam storage and loss moduli and the yield stress. However, in the case of the more complex WPI, these correlations were less clear. We propose that the presence in WPI of other proteins, lactose and minerals modify the impact of pre-conditioning and dry-heating on proteins and thereby, their behaviour at the interface and inside the liquid film",
keywords = "foam rheology, interfacial rheology, topological rearrangement, disproportionation, Whey protein, powder dry-heating",
author = "Alexia Audebert and Arnaud Saint-Jalmes and Sylvie Beaufils and Val{\'e}rie Lechevalier and {Le Floch-Fou{\'e}r{\'e}}, C{\'e}cile and Simon Cox and Nadine Leconte and St{\'e}phane Pezennec",
year = "2019",
month = apr,
day = "15",
doi = "10.1016/j.jcis.2019.02.006",
language = "English",
volume = "542",
pages = "222--232",
journal = "Journal of Colloid and Interface Science",
issn = "0021-9797",
publisher = "Elsevier",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Interfacial properties, film dynamics and bulk rheology

T2 - A multi-scale approach to dairy protein foams

AU - Audebert, Alexia

AU - Saint-Jalmes, Arnaud

AU - Beaufils, Sylvie

AU - Lechevalier, Valérie

AU - Le Floch-Fouéré, Cécile

AU - Cox, Simon

AU - Leconte, Nadine

AU - Pezennec, Stéphane

PY - 2019/4/15

Y1 - 2019/4/15

N2 - HypothesisThe effective contribution of interfacial properties to the rheology of foams is a source of many open questions. Film dynamics during topological T1 changes in foams, essentially studied for low molecular weight surfactants, and scarcely for proteins, could connect interfacial properties to protein foam rheology.ExperimentsWe modified whey protein isolate (WPI), and its purified major protein β-lactoglobulin (β-lg) by powder pre-conditioning and dry-heating in order to obtain a broad variety of interfacial properties. We measured interfacial properties, film relaxation duration after a T1 event and bulk foam rheology.FindingsWe found that, for β-lg, considered as a model protein, the higher the interfacial elastic modulus, the longer the duration of topological T1 changes and the greater the foam storage and loss moduli and the yield stress. However, in the case of the more complex WPI, these correlations were less clear. We propose that the presence in WPI of other proteins, lactose and minerals modify the impact of pre-conditioning and dry-heating on proteins and thereby, their behaviour at the interface and inside the liquid film

AB - HypothesisThe effective contribution of interfacial properties to the rheology of foams is a source of many open questions. Film dynamics during topological T1 changes in foams, essentially studied for low molecular weight surfactants, and scarcely for proteins, could connect interfacial properties to protein foam rheology.ExperimentsWe modified whey protein isolate (WPI), and its purified major protein β-lactoglobulin (β-lg) by powder pre-conditioning and dry-heating in order to obtain a broad variety of interfacial properties. We measured interfacial properties, film relaxation duration after a T1 event and bulk foam rheology.FindingsWe found that, for β-lg, considered as a model protein, the higher the interfacial elastic modulus, the longer the duration of topological T1 changes and the greater the foam storage and loss moduli and the yield stress. However, in the case of the more complex WPI, these correlations were less clear. We propose that the presence in WPI of other proteins, lactose and minerals modify the impact of pre-conditioning and dry-heating on proteins and thereby, their behaviour at the interface and inside the liquid film

KW - foam rheology

KW - interfacial rheology

KW - topological rearrangement

KW - disproportionation

KW - Whey protein

KW - powder dry-heating

U2 - 10.1016/j.jcis.2019.02.006

DO - 10.1016/j.jcis.2019.02.006

M3 - Article

C2 - 30753945

VL - 542

SP - 222

EP - 232

JO - Journal of Colloid and Interface Science

JF - Journal of Colloid and Interface Science

SN - 0021-9797

ER -

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