Amphiphilic interaction-mediated ordering of nanoparticles in Pickering emulsion droplets

D Sen, A Das, A Kumar, J Bahadur, RK Chaurasia… - Soft Matter, 2023‏ - pubs.rsc.org
For various industrial processes, the stabilization of an oil phase is crucial and demands a
proper balance of complex interactions in an emulsion system. In Pickering emulsions, this …

Probing Interparticle Interaction and Ordering in Silica–Pluronic-Based Solutions and Emulsions by Small-Angle Scattering Techniques

R Ganguly, S Kumar, A Kumar, D Sen… - The Journal of …, 2025‏ - ACS Publications
Introduction of non-DLVO forces by nonionic surfactants brings about fascinating changes in
the phase behavior of silica nanosuspensions. We show here that alterations in the …

Unveiling the Electrostatically Driven Collapsing and Relaxation of Polyelectrolyte–Colloid Complexes: A Tunable Pathway to Colloidal Assembly

S Mehta, J Bahadur, A Kumar, S Kumar, D Sen - Langmuir, 2024‏ - ACS Publications
Polyelectrolyte–colloid (PEC) complexes, ubiquitous across diverse fields, exhibit
remarkable phase transitions, mimicking intricate biological assemblies. While the role of …

Diverse pore ordering in porous silica: synthesis and quantitative structural insights based on combining scattering and imaging techniques

A Das, SK Mandal, N Kumar, N Maity… - Physical Chemistry …, 2025‏ - pubs.rsc.org
Mesoporous silica exhibits a diverse range of applications owing to its pore structure and
inter-pore correlation. Consequently, quantitative characterization of its mesoscopic …

Evidence of size stratification in colloidal glass microgranules realized by rapid evaporative assembly

AK Tiwari, D Sen, A Das, J Bahadur - Langmuir, 2023‏ - ACS Publications
Evaporation is a ubiquitous phenomenon. Rapid evaporation of the continuous phase from
micrometric colloidal droplets can be used to realize nanostructured microgranules …

[HTML][HTML] Role of different drying techniques on the morphology of carbon aerogel: A combinatorial analysis using gas adsorption and small-angle scattering

A Singh, I Bhaumik, SK Mandal, S Bhartiya, R Singh… - Carbon Trends, 2025‏ - Elsevier
The choice of drying process plays a crucial role on the morphology, vis-a-vis the
physicochemical properties, of carbon aerogel (CA). In this article the effect of four common …

Probing Microscale Structuring-Induced Phase Separation with Fluorescence Recovery Diffusion Dynamics in Poly (ethylene glycol) Solutions

S Bhatt, D Bagchi, A Das, A Kumar, D Sen - ACS omega, 2023‏ - ACS Publications
Apart from biocompatibility, poly (ethylene glycol)(PEG)-based biomedical constructs require
mechanical tunability and optimization of microscale transport for regulation of the release …