Size effects on properties of NiO nanoparticles grown in alkalisalts

WJ Duan, SH Lu, ZL Wu, YS Wang - The Journal of Physical …, 2012 - ACS Publications
NiO nanoparticles with sizes of 3.5–12.4 nm were grown by thermal decomposing of nickel
acetate at different temperatures in NaCl and Li2CO3 alkalisalts. The properties of the …

Magnon and phonon excitations in nanosized NiO

N Mironova-Ulmane, A Kuzmin, I Sildos… - Latvian Journal of …, 2019 - sciendo.com
Single-crystal, microcrystalline and nanocrystalline nickel oxides (NiO) have been studied
by Raman spectroscopy. A new band at~ 200 cm-1 and TO-LO splitting of the band at 350 …

[HTML][HTML] Enhanced room temperature ferromagnetism in antiferromagnetic NiO nanoparticles

P Ravikumar, B Kisan, A Perumal - Aip Advances, 2015 - pubs.aip.org
We report systematic investigations of structural, vibrational, resonance and magnetic
properties of nanoscale NiO powders prepared by ball milling process under different milling …

Interplay between microstructure and magnetism in NiO nanoparticles: breakdown of the antiferromagnetic order

N Rinaldi-Montes, P Gorria, D Martínez-Blanco… - Nanoscale, 2014 - pubs.rsc.org
The possibility of tuning the magnetic behaviour of nanostructured 3d transition metal oxides
has opened up the path for extensive research activity in the nanoscale world. In this work …

Short-range magnon excitation in NiO nanoparticles

AC Gandhi, J Pant, SD Pandit… - The Journal of …, 2013 - ACS Publications
Room-temperature confocal Raman scattering was used to probe the antiferromagnetic
exchange energy J 2 between the next-nearest-neighboring Ni ions in different sized NiO …

[HTML][HTML] Size-dependent magnetic properties of branchlike nickel oxide nanocrystals

D Liu, D Li, D Yang - Aip Advances, 2017 - pubs.aip.org
Branchlike nickel oxide nanocrystals with narrow size distribution are obtained by a solution
growth method. The size-dependent of magnetic properties of the nickel oxides were …

Exploring the Ce3+ ions doping effect on optical and magnetic properties of NiO nanostructures

MN Siddique, A Ahmed, SK Riyajuddin… - Journal of magnetism …, 2020 - Elsevier
In this paper, pure and rare earth Ce 3+ ion doped nickel oxide nanoparticles, ie Ni 1-x Ce x
O (x= 0.00, 0.01, 0.03 and 0.05) have been successfully prepared by sol–gel method and …

Step synthesis and photocatalytic activity of NiO/graphene nanocomposite under UV and visible light as an effective photocatalyst

F Soofivand, M Salavati-Niasari - Journal of Photochemistry and …, 2017 - Elsevier
In this work, Ni (acac) 2 nanostructure was prepared through sublimation method that is a
new method for the synthesis of nanomaterials. The temperature of sublimation is an …

Marine alga-mediated facile green synthesis, antibacterial and enhanced catalytic activity of highly stable superparamagnetic NiO nanostructure

D Borah, P Saikia, D Gogoi, A Das, J Rout… - Inorganic Chemistry …, 2023 - Elsevier
A facile ecofriendly green synthesis method for highly stable nickel oxide nanoparticles have
been developed using aqueous extract of a marine edible alga, Ulva sp.. The formation of …

Strong oxygen-content dependence of the magnetic excitations in antiferromagnetic NiO nanoparticles: A Raman probe

J Qiu, TH Nguyen, YJ Lee, S Kim, S Kim, SJ Kim… - … Acta Part A: Molecular …, 2023 - Elsevier
Nanostructured antiferromagnetic (AFM) NiO has attracted much attention from both the
fundamental and applied perspectives. Understanding the two-magnon (2 M) is of great …