Interfacial tension in polyelectrolyte systems exhibiting associative liquid–liquid phase separation

VM Prabhu - Current Opinion in Colloid & Interface Science, 2021 - Elsevier
A continued interest in polyelectrolyte phase diagrams guides the study of interfacial
phenomena driven by polyelectrolyte complexation. The liquid–liquid interfaces formed by …

Direct evidence of acid-base interactions in gecko adhesion

S Singla, D Jain, CM Zoltowski, S Voleti, AY Stark… - Science …, 2021 - science.org
While it is generally accepted that van der Waals (vdW) forces govern gecko adhesion,
several studies indicate contributions from non-vdW forces and highlight the importance of …

Effect of oxidation level on the interfacial water at the graphene oxide–water interface: from spectroscopic signatures to hydrogen-bonding environment

R David, A Tuladhar, L Zhang, C Arges… - The Journal of Physical …, 2020 - ACS Publications
The interfacial region of the graphene oxide (GO)-water system is nonhomogenous due to
the presence of two distinct domains: an oxygen-rich surface and a graphene-like region …

Cooperative multivalent weak and strong interfacial interactions enhance the adhesion of mussel-inspired adhesives

A Narayanan, S Kaur, N Kumar, M Tsige, A Joy… - …, 2021 - ACS Publications
Inspired by the strong adhesion of mussel byssal threads to surfaces, the incorporation of 3,
4-dihydroxyphenylalanine (DOPA) in polymer architecture has become a popular strategy to …

Connection between molecular interactions and mechanical work of adhesion

B Gaire, MC Wilson, S Singla, A Dhinojwala - ACS Macro Letters, 2022 - ACS Publications
We correlate the strength of interfacial interactions with the adhesive force necessary to
separate a polymer from a surface. It is intuitive that interactions would influence adhesion …

Direct Measurement of Molecular Contact Area Using Sum Frequency Generation Spectroscopy

U Patil, S Merriman, S Kumar… - The Journal of Physical …, 2024 - ACS Publications
The molecular interactions between two solid surfaces at a subnanometer-length scale can
control phenomena such as adhesion, friction, and wetting properties. These interactions …

Switchable Slippery Surfaces Controlled by a Humidity‐Induced Glass Transition of Polyelectrolyte‐Grafted Brushes

S Merriman, S Singla… - Advanced Materials …, 2024 - Wiley Online Library
Polymer brushes have found extensive applications as nano‐scale surface coatings with
responsive properties, particularly in achieving tunable friction in solvent environments …

Screening of hydrogen bonding interactions by a single layer graphene

B Gaire, S Singla, A Dhinojwala - Nanoscale, 2021 - pubs.rsc.org
A single layer of graphene when transferred to a solid substrate has the ability to screen or
transmit interactions from the underlying substrate, which has direct consequences in …

Ultraviolet Light-Sensitive Debonding Layer for Reducing Adhesion of Polymer Adhesives for Recycling

JS Andre, N Escoffery, NW Ulrich, Y Wu… - The Journal of …, 2022 - ACS Publications
Separating adhesives from substrates is important for recycling metals and polymer
materials used in a variety of applications such as food packaging and electronics. A proof …

Molecular arrangement mechanisms within phosphate films on Ti6Al4V regulated by intermolecular forces based on sum frequency generation vibrational …

Z Liu, M Liu, Y Liu, C Zhang, X Wang, L Ma, H Cai… - Applied Surface …, 2020 - Elsevier
Self-assembled films of phosphonic acid on Ti6Al4V surfaces can improve the interface
properties, mainly in terms of biocompatibility. In this study, different phosphoric acid films …