Soft-oxometalates (SOMs): crafting the pillars of a sustainable future

N Kumari, S Roy - Journal of Materials Chemistry A, 2024 - pubs.rsc.org
Sustainability stands as a pivotal challenge in advancing new technologies and fostering
innovation. The unique attributes of soft-oxometalate pave the way for constructing a …

[HTML][HTML] Soft-oxometalates beyond crystalline polyoxometalates: formation, structure and properties

S Roy - CrystEngComm, 2014 - pubs.rsc.org
Polyoxometalates (POMs), as the name suggests, are single molecular charged or
uncharged clusters comprising many metal centres and oxygen atoms. They are crystalline …

Tunable emission and optical trapping of upconverting LiYF4: Yb, Er nanocrystal

L Anbharasi, EAB Rekha, VR Rahul, B Roy… - Optics & Laser …, 2020 - Elsevier
Present work investigates about hydrothermally prepared LiYF 4: Yb, Er nanocrystals with
novel tunable emission and optical trapping results. Optical trapping effect of LiYF 4: Yb, Er …

[HTML][HTML] Autonomous movement induced in chemically powered active soft-oxometalates using dithionite as fuel

A Mallick, D Lai, S Roy - New Journal of Chemistry, 2016 - pubs.rsc.org
Synthesis of autonomously moving nano or micromotors is an immediate challenge in
current nanoscience and nanotechnology. In this work we report a system based on soft …

Photoinduced topological transformation in mesoscopic inorganic nanoparticles: application as a UV sensor

S Das, P Thomas, S Roy - European Journal of Inorganic …, 2014 - Wiley Online Library
Achieving topological transformation in an inorganic chemical system is an ongoing
challenge. We show that such a topological transformation can be achieved in a simple …

Competitive self-assembly manifests supramolecular darwinism in soft-oxometalates

S Das, S Kumar, A Mallick, S Roy - Journal of Molecular and …, 2015 - World Scientific
Topological transformation manifested in inorganic materials shows manifold possibilities. In
our present work, we show a clear topological transformation in a soft-oxometalate (SOM) …

Generation of microswimmers from passive Brownian particles in a spherically aberrated optical trap

A Mondal, B Roy, A Banerjee - Optics Express, 2015 - opg.optica.org
We induce spontaneous motion that is both directed and complex in micron-sized
asymmetric Brownian particles in a spherically aberrated optical trap to generate …

[HTML][HTML] Autonomous movement in mixed metal based soft-oxometalates induced by CO 2 evolution and topological effects on their propulsion

A Mallick, S Roy - RSC advances, 2016 - pubs.rsc.org
In current nanoscience, the synthesis of autonomously moving nanomotors proves to be an
immediate challenge. In this work we have reported the synthesis of soft-oxometalate (SOM) …

[HTML][HTML] Redox reaction triggered nanomotors based on soft-oxometalates with high and sustained motility

A Mallick, A Laskar, R Adhikari, S Roy - Frontiers in chemistry, 2018 - frontiersin.org
The recent interest in self-propulsion raises an immediate challenge in facile and single-step
synthesis of active particles. Here, we address this challenge and synthesize soft …

Oxometalate-and Soft-Oxometalate-Based Hybrid Materials: From Synthesis to Catalytic Applications

K Das, S Roy - Journal of Molecular and Engineering Materials, 2020 - World Scientific
Multi-component hybrid materials are intriguing. They have the potential to act as a platform
to manifest the properties of their components. In this review, we discuss the catalytic …