A review on molten salt synthesis of metal oxide nanomaterials: Status, opportunity, and challenge

SK Gupta, Y Mao - Progress in Materials Science, 2021 - Elsevier
Molten-salt synthesis (MSS) method becomes an excellent bottom-up synthesis technique of
nanomaterials with various chemical compositions and morphologies because of its …

Optical nanomaterials with focus on rare earth doped oxide: A Review

SK Gupta, K Sudarshan, RM Kadam - Materials Today Communications, 2021 - Elsevier
Optical nanomaterials (ONMs) have attracted significant attention of the global research
community owing to their several superior advantages. Some of the ONMs depict negligible …

Lanthanide spectroscopy in probing structure-property correlation in multi-site photoluminescent phosphors

SK Gupta, RM Kadam, PK Pujari - Coordination Chemistry Reviews, 2020 - Elsevier
Lanthanide luminescence gains significant attention during the last decade or so because of
its unique optical properties. In designing a phosphor material various parameter needs to …

Structure–property–function relationships of iron oxide multicore nanoflowers in magnetic hyperthermia and photothermia

E Bertuit, E Benassai, G Mériguet, JM Greneche… - ACS …, 2021 - ACS Publications
Magnetite and maghemite multicore nanoflowers (NFs) synthesized using the modified
polyol-mediated routes are to date among the most effective nanoheaters in magnetic …

A review on defect engineered NIR persistent luminescence through transition metal ion (Cr, Mn, Fe and Ni) do**: Wider perspective covering synthesis …

RT Parayil, SK Gupta, M Mohapatra - Coordination Chemistry Reviews, 2025 - Elsevier
Persistent luminescence is an optical phenomenon where materials continue to emit light
after the cessation of the excitation source which leads to different applications in areas like …

Trap engineering through chemical do** for ultralong X-ray persistent luminescence and anti-thermal quenching in Zn 2 GeO 4

A Balhara, SK Gupta, M Abraham, B Modak… - Journal of Materials …, 2024 - pubs.rsc.org
Recently, defect luminescence-based ultralong persistent luminescent (PersL) materials
have been increasingly appreciated for advanced applications. However, an in-depth …

γ-Fe2O3 nanoflowers as efficient magnetic hyperthermia and photothermal agent

SK Shaw, J Kailashiya, A Gangwar, SK Alla… - Applied Surface …, 2021 - Elsevier
Recent reports on the magnetic nanoparticles (MNPs) as an efficient and alternative
photothermal agent have excited the researchers worldwide. While MNPs have been …

Role of various defects in the photoluminescence characteristics of nanocrystalline Nd 2 Zr 2 O 7: an investigation through spectroscopic and DFT calculations

SK Gupta, K Sudarshan, PS Ghosh… - Journal of Materials …, 2016 - pubs.rsc.org
For the first time, visible photoluminescence could be seen in the blue and green regions in
Nd2Zr2O7 nanocrystals synthesized by gel combustion at 800° C. The nanocrystalline …

Insight into the optical, color, photoluminescence properties, and photocatalytic activity of the N–O and C–O functional groups decorating spinel type magnesium …

S Wang, H Gao, Y Wei, Y Li, X Yang, L Fang, L Lei - CrystEngComm, 2019 - pubs.rsc.org
MgAl2O4 with a spinel structure was successfully synthesized using a gamma-ray irradiation
assisted polyacrylamide gel method. The samples were synthesized at different calcining …

Defects induced changes in the electronic structures of MgO and their correlation with the optical properties: a special case of electron–hole recombination from the …

N Pathak, PS Ghosh, SK Gupta, RM Kadam, A Arya - RSC advances, 2016 - pubs.rsc.org
A detailed investigation on different defects from induced emission characteristics in MgO,
which are responsible for the multicolor emissions and lasing property of that material, is …