Origin of Magnetization in Silica-coated Fe3O4 Nanoparticles Revealed by Soft X-ray Magnetic Circular Dichroism

R Dawn, M Zzaman, F Faizal, C Kiran, A Kumari… - Brazilian Journal of …, 2022 - Springer
Abstract Magnetite (Fe3O4) nanoparticles (NPs) and SiO2-coated Fe3O4 nanoparticles
have successfully been synthesized using co-precipitation and modified Stöber methods …

Effect of annealing temperature on the structural, electronic and magnetic properties of Co doped TiO2 nanoparticles: An investigation by synchrotron-based …

A Kumari, A Kumar, R Dawn, J Roy, S Jena… - Journal of Alloys and …, 2023 - Elsevier
The present study examines the effect of annealing temperature on the structural, electronic
and magnetic properties of Co-doped TiO 2 (TCO) nanoparticles (NPs) synthesized by the …

Valence band structure of Cr doped VO2 thin films: a resonant photoelectron spectroscopy study

A Kumari, A Kumar, R Dawn, JB Franklin… - Journal of Alloys and …, 2022 - Elsevier
We report the crystal, magnetic and electronic structures of Cr doped VO 2 [ie, V 1− x Cr x O
2 (VCO), x= 0, 0.05 and 0.10] thin films studied using X-ray diffraction (XRD), Raman …

Electronic and magnetic properties of FeCr2O4 nanoparticles by advanced synchrotron based soft X-ray magnetic circular dichroism

A Singh, R Dawn, VK Verma, D Panda… - Physica B: Condensed …, 2022 - Elsevier
Multifunctional materials are now being considered for a variety of technical uses. The iron-
chromite spinel FeCr 2 O 4 NPs generated by the sol-gel process has been studied …

Origin of Enhancement of Orbital Magnetic Moment in SiO2-Coated Fe3O4 Nanocomposites Studied by X-ray Magnetic Circular Dichroism

R Dawn, WW Tjiu, Z Aabdin, F Faizal, C Panatarani… - Langmuir, 2023 - ACS Publications
In this study, magnetic Fe3O4 nanoparticles (NPs) were dispersed uniformly by varying the
thickness of the SiO2 coating, and their electronic and magnetic properties were …

Effect of Spin and Orbital Selectivity of DNA Induced SiO2 Coated Fe3O4 Nanoparticles: X-Ray Magnetic Circular Dichroism Study

R Dawn, C Kiran, WW Tjiu, Z Aabdin, M Zzaman… - Colloids and Surfaces A …, 2025 - Elsevier
In this study, the spin selectivity effect as well as the orbital contribution of SiO 2-coated Fe 3
O 4 (SiO 2@ Fe 3 O 4) nano-composites (NCs) has been investigated as they adsorbed …

Ion irradiation induced modification in the electrical properties and the electronic structures of vanadium dioxide thin films

M Zzaman, R Dawn, Z Aabdin, R Shahid, R Meena… - Ceramics …, 2023 - Elsevier
Ion irradiation modifies the physical properties of oxide materials. The present study focuses
on the effect of 150 keV Fe and Ni ion irradiations in VO 2 thin films. These films were …

Chemical Vapor Deposition of Ferrimagnetic Fe3O4 Thin Films

F Lan, R Zhou, Z Qian, Y Chen, L Xie - Crystals, 2022 - mdpi.com
Ultrathin magnetic materials with room-temperature ferromagnetism/ferrimagnetism hold
great potential in spintronic applications. In this work, we report the successful controllable …

Chemical Vapor Deposition of Two-Dimensional Magnetite Nanosheets and Raman Study of Heat-Induced Oxidation Reaction

Y Xiang, N An, G Zhang, L Wang… - … of Nanoelectronics and …, 2024 - ingentaconnect.com
Two-dimensional magnetic materials exhibiting antiferromagnetic properties at room
temperature offer significant potential for developing next generation spintronic …

Recent Progress in Multiferroics and Its Composites

J Patra, P Parida, VR Singh, VK Verma - International Conference on …, 2024 - Springer
The topic of multiferroics has experienced substantial growth and attention as a result of
these materials' unique characteristics and prospective uses. The discovery of these …