Jeffrey Penfold

9PUBLICATIONS
3CO-AUTHORS
Micro- and nanosystemsColloid and surface chemistrySupramolecular chemistryPhysical properties of materialsTransport properties and non-equilibrium processes
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Publications (9)

|Apr 10, 2025
Biosurfactant/surfactant mixing properties at the air-water interface: comparing rhamnolipids and sophorolipids mixed with the anionic surfactant sodium dodecyl benzene sulfonate.

R K Thomas, J Penfold

|Aug 14, 2024
The Gibbs and Butler Equations and the Surface Activity of Dilute Aqueous Solutions of Strong and Weak Linear Polyelectrolyte-Surfactant Mixtures: The Roles of Surface Composition and Polydispersity.

Jeffrey Penfold, Robert K Thomas

|Jul 26, 2021
Surface Activity of Ethoxylate Surfactants with Different Hydrophobic Architectures: The Effect of Layer Substructure on Surface Tension and Adsorption.

James R Reeve, Robert K Thomas, Jeffrey Penfold

|Mar 29, 2021
Unusual Maximum in the Adsorption of Aqueous Surfactant Mixtures: Neutron Reflectometry of Mixtures of Zwitterionic and Ionic Surfactants at the Silica-Aqueous Interface.

Kun Ma, Pei Xun Li, Robert K Thomas

|Sep 14, 2020
Collapsed Structure of Hydrophobically Modified Polyacrylamide Adsorbed at the Air-Water Interface: The Polymer Surface Excess and the Gibbs Equation.

Jin Zhang, Robert K Thomas, Jeffrey Penfold

|Jul 02, 2020
Counterion Condensation, the Gibbs Equation, and Surfactant Binding: An Integrated Description of the Behavior of Polyelectrolytes and Their Mixtures with Surfactants at the Air-Water Interface.

Jeffrey Penfold, Robert K Thomas

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Frequent Collaborators

9 joint publications

Robert K Thomas

1 joint publications

S D Stoyanov

1 joint publications

R Welbourn