[HTML][HTML] Superior organic dye removal by CoCr2O4 nanoparticles: adsorption kinetics and isotherm

PK Ngoc, TK Mac, HT Nguyen, TD Thanh… - Journal of Science …, 2022 - Elsevier
In the present work, we report on the dye removal efficiency of Cobalt chromite, CoCr 2 O 4
nanoparticles synthesized via the solvothermal method. The obtained CoCr 2 O 4 …

Effect of Eu3+ and Sc3+ on the structure, microstructure and humidity sensing properties of copper ferrites for sensor applications

K Manjunatha, B Chethan, SY Wu, M Ubaidullah… - Ceramics …, 2023 - Elsevier
In this investigation, we studied the effect of rare lanthanides on the structure, microstructure,
and humidity sensing characteristics of CuEu x Sc y Fe (2-x) O 4 ceramics with the following …

The electrochemical fabrication of CoCr2O4/electro-reduced graphene oxide electrodes for high-performance supercapacitors

Z Orhan, Ş Aydoğan, HÖ Doğan - Chemical Physics Letters, 2023 - Elsevier
In this study, cobalt chromite (CoCr 2 O 4)/electro-reduced graphene oxide
(ERGO)(CCO/ERGO) nanocomposites were electrochemically fabricated on nickel foam …

[HTML][HTML] Unveiling the shape-selective CoCr2-yScyO4 nanomagnetism

VJ Angadi, K Manjunatha, MC Oliveira, E Longo… - Applied Surface …, 2022 - Elsevier
In this study CoCr 2-y Sc y O 4 (y= 0, 0.01, 0.02, and 0.03) nanoparticles (NPs) have been
synthesized following the solution combustion method and characterized by combining …

Mg-Doped CoCr2O4 Nanoparticles: Implications for Magnetic Memory and Magnetocaloric Effect

K Manjunatha, HH Chiu, MK Ho, TE Hsu… - ACS Applied Nano …, 2023 - ACS Publications
Using the co-precipitate method, Mg-doped CoCr2O4 nanoparticles (NPs) with a particle
size ranging from 11 to 22 nm were synthesized, and their structural, surface, vibrational …

Structural, electronic and magnetic properties of Sc 3+ doped CoCr 2 O 4 nanoparticles

K Manjunatha, VJ Angadi, RAP Ribeiro… - New Journal of …, 2020 - pubs.rsc.org
The control over spin distribution to achieve magnetic properties in crystalline structures is
crucial for materials design. A clear understanding of the relationship between structure and …

Observation of enhanced humidity sensing performance and structure, dielectric, optical and DC conductivity studies of scandium doped cobalt chromate

K Manjunatha, KM Srininivasamurthy… - Journal of Materials …, 2019 - Springer
In the present investigation, we have examined the evolution and influence of Sc 3+ content
on the structural, microstructural, UV–Visible, Dielectric, DC conductivity and humidity …

Temperature-dependent XRD, IR, magnetic, SEM and TEM studies of Jahn–Teller distorted NiCr2O4 powders

M Ptak, M Maczka, A Gągor, A Pikul, L Macalik… - Journal of Solid State …, 2013 - Elsevier
In the present work we report detailed structural, magnetic and phonon properties of
NiCr2O4 powders synthesized via a simple coprecipitation method. Temperature-dependent …

Role of superparamagnetic nanoparticles in humidity sensing behavior of holmium doped manganese-bismuth ferrites for relative humidity sensor applications

VJ Angadi, KM Batoo, S Hussain… - Journal of Materials …, 2022 - Springer
Rare earth-doped ferrites are exhibiting remarkable surface phenomena. Wherein the
process of adsorption is most significant. Humidity sensors are the realization of an …

Synthesis, phonon and optical properties of nanosized CoCr2O4

M Mączka, M Ptak, M Kurnatowska, J Hanuza - Materials Chemistry and …, 2013 - Elsevier
Nanoparticles of cobalt (II) chromite, CoCr2O4, have been prepared by hydrothermal
synthesis at 230° C and firing of the obtained nanosized sample at various temperatures …