Investigation of structural and magnetic phase behaviour of nickel oxide nanoparticles under shock wave recovery experiment

A Rita, A Sivakumar, SAMB Dhas - Journal of Superconductivity and Novel …, 2020 - Springer
In this current research article, nickel oxide (NiO) nanoparticles were synthesised by
hydrothermal process. The stability of structural and magnetic properties of NiO …

Structural and morphological behaviours of L-Asparagine monohydrate at shocked conditions

A Sivakumar, SSJ Dhas, P Sivaprakash… - Physica B: Condensed …, 2023 - Elsevier
Studies on the dynamic shock impact on solids also provide a magnificent scope of
understating the stability of materials that are needed for high-pressure applications. Based …

Reduction of amorphous carbon clusters from the highly disordered and reduced graphene oxide NPs by acoustical shock waves—Towards the formation of highly …

A Sivakumar, L Dai, SSJ Dhas, SAMB Dhas… - Diamond and Related …, 2023 - Elsevier
The journey of exploring the acoustical shock wave-induced solid state phase transitions on
polymorphic and allotropy materials have gained enormous momentum in recent years after …

Unveiling the correlation between the structure and property of the amorphous state of hydrated nickel sulfate (NiSO4· 6H2O) induced by acoustic shock waves–An X …

S Aswathappa, L Dai, SJD Sathiyadhas… - Materials Science and …, 2024 - Elsevier
In the present work, we report the phase transition from crystalline to amorphous (topological
disorder) of NiSO 4· 6H 2 O (NSH) for which impedance spectroscopic and differential …

Assessment of acoustic shock wave resistance of SiO2 (α-cristobalite): A potential material for aerospace and defense industry applications

S Aswathappa, D Lidong, SAMB Dhas, RS Kumar… - Ceramics …, 2024 - Elsevier
In the present research article, the acoustic shock wave-resistant efficiency of silica
microparticles (SiO 2-α-cristobalite)) has been experimentally evaluated in terms of …

Switchable phase transitions from non-magnetic to magnetic cerium oxide nanoparticles using acoustic shock waves

S Aswathappa, L Dai, SJD Sathiyadhas… - Materials Research …, 2024 - Elsevier
In the present framework, we report a reversible magnetic phase transition that occurs from a
mixed diamagnetic (nonmagnetic) state to a weak ferromagnetic (magnetic) state exhibited …

Ternary switchable phase transition of CaCO3 by shock waves

A Sivakumar, P Shailaja, M Nandhini, SSJ Dhas… - Ceramics …, 2022 - Elsevier
In the present article, we disclose shock wave induced crystallographic switchable phase
transition of calcium carbonate nano particles (CaCO 3 NPs). The observed profiles of …

Switchable phase transition of crystalline to amorphous state of potassium nitrate single crystal

P Eniya, SSJ Dhas, AI Almansour, RS Kumar… - Surfaces and …, 2022 - Elsevier
High-pressure materials science always has a special benchmark in the current research
areas wherein dynamic shock waves have also made striking inroads on a par with high …

Impact of shock waves on vibrational and structural properties of glycine phosphite

A Sivakumar, SSJ Dhas, SAMB Dhas - Solid State Sciences, 2020 - Elsevier
This article carries the findings of the effect of shock waves on glycine phosphite (GPI)
powder samples which have been investigated under pre and post shock loaded conditions …

Assessment of shock wave assisted crystallographic structural stability of poly-crystalline and single crystalline lithium sulfate monohydrate crystals

A Sivakumar, P Eniya, SSJ Dhas, L Dai… - Journal of Molecular …, 2023 - Elsevier
In the present work, we demonstrate the interesting findings of shock wave recovery
experiment conducted on poly-crystalline lithium sulfate monohydrate crystals (Li 2 SO 4. H …