Determining the Characteristics of Ultrathin Polymer Films: A Spectroscopic Ellipsometry Approach

SZ Bhutia, SK Sukumaran, DK Satapathy - Langmuir, 2024 - ACS Publications
Ellipsometry is a powerful and convenient technique that is widely used to determine the
thickness and optical characteristics of polymer thin films. The determination is …

Dynamical stiffening of dsDNA confined and stretched in a nanochannel

I Yadav, R Basak, JA van Kan… - Europhysics …, 2024 - iopscience.iop.org
The internal dynamics of double-stranded DNA (dsDNA) confined within channels of
diameters ranging from the persistence length to twice that length were investigated using …

Intrinsic-water desorption induced thermomechanical response of hydrogels

S Debta, SZ Bhutia, DK Satapathy, P Ghosh - Soft Matter, 2022 - pubs.rsc.org
We report an interplay between the desorption of intrinsic water and relaxation of polymer
chains resulting in an unusual thermomechanical response of a hydrogel, wherein the …

Dynamics and stability of a concentric compound particle–a theoretical study

KVS Chaithanya, SP Thampi - Soft matter, 2019 - pubs.rsc.org
Particles confined in droplets are called compound particles. They are encountered in
various biological and soft matter systems. Hydrodynamics can play a decisive role in …

Rapidly Screening the Correlation between the Rotational Mobility and the Hydrogen Bonding Strength of Confined Water

AA Beaton, A Guinness, JM Franck - The Journal of Physical …, 2024 - ACS Publications
Automated Deuterium Relaxation-Ordered SpectroscopY in solution (ADROSYS), an
automated two-dimensional deuterium NMR methodology, discriminates between D2O …

Saddle-splay modulus of reverse microemulsions: Experimental determination using small-angle neutron scattering and dielectric relaxation spectroscopy

PM Geethu, I Yadav, E Mani, VK Aswal, DK Satapathy - Physical Review E, 2018 - APS
The elastic bending constants κ (elastic bending modulus) and κ¯(saddle-splay modulus)
are key parameters for understanding the properties of microemulsions (MEs), vesicles …

Thermal stability of water-in-oil microemulsions containing solubilized nutritional protein gelatin

M Klimovitskaya, P Skvortsova, O Zueva… - BIO Web of …, 2024 - bio-conferences.org
To develop new food and pharma technologies, various combinations of encapsulation and
delivery of biological macromolecules are used. Proteins, polysaccharides, fats and lipids …

Interfacial rigidity and topology of reverse microemulsions: Influence of alcohol molecules

PM Geethu, VK Aswal, DK Satapathy - Journal of Applied Physics, 2020 - pubs.aip.org
Using dielectric relaxation spectroscopy and small-angle neutron scattering techniques, we
present a quantitative analysis of the influence of short-chain (ethanol) and long-chain …

Disentangling of complex polymer dynamics under soft nanoscopic confinement

B Kuttich, I Hoffmann, B Stühn - Soft Matter, 2020 - pubs.rsc.org
We discuss the complex interplay between host and guest dynamics for a polymer in soft
confinement by a droplet-phase microemulsion. Intermediate scattering functions obtained …

A Coherence-Colored Look Inside Reverse Micelles: Advancing Magnetic Resonance Relaxometry to Characterize Internal Water Pool Dynamics

AA Beaton Jr - 2022 - search.proquest.com
Traditional data acquisition methods in Nuclear Magnetic Resonance (NMR) collect a
subset of the total amount of generated data and discard the rest. In this work, a modified …