Three-Dimensional-Order Macroporous AB2O4 Spinels (A, B =Co and Mn) as Electrodes in Zn–Air Batteries

J Béjar, F Espinosa-Magaña… - … Applied Materials & …, 2020 - ACS Publications
In this work, atomically substituted three-dimensionally ordered macroporous (3DOM)
spinels based on Co and Mn (MnCo2O4 and CoMn2O4) were synthetized and used as …

Towards shape-oriented Bi-doped CoCr 2 O 4 nanoparticles from theoretical and experimental perspectives: structural, morphological, optical, electrical and magnetic …

K Manjunatha, VJ Angadi, MC Oliveira… - Journal of Materials …, 2021 - pubs.rsc.org
In the present work, Co (1− x) BixCr2O4 (where x= 0.00, 0.05, and 0.10) nanoparticles were
investigated in detail by combining theoretical and experimental efforts. The Co (1− x) …

Magnetic and electronic properties of anisotropic magnetite nanoparticles

A Mitra, J Mohapatra, M Aslam - Materials Research Express, 2024 - iopscience.iop.org
Magnetic materials at the nanometer scale can demonstrate highly tunable properties as a
result of their reduced dimensionality. While significant advancements have been made in …

Tailored oxygen defect coupling composition engineering CoxMn2O4 spinel hollow nanofiber enables improved Bisphenol A catalytic degradation

Y Lu, W Zhang, F Yang, X Dong, C Zhu, X Wang… - Separation and …, 2022 - Elsevier
Hollow nanofiber composed of Co 2 Mn 2 O 4 nanocrystals with modulated composition
engineering and tailored oxygen-vacancy sites was constructed through electrospinning …

Inverse spinel cobalt manganese oxide nanosphere materials as an electrode for high-performance asymmetric supercapacitor

T Shahanas, J Yesuraj, G Harichandran… - Journal of Alloys and …, 2023 - Elsevier
In energy storage devices, it is critical to further develop spinel structured functional
materials with rich redox-active sites and high theoretical capacitance. In this study, the …

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 …

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 …

Regenerable CoxMn3− xO4 spinel sorbents for elemental mercury removal from syngas: Experimental and DFT studies

Z Wang, J Liu, Y Yang, Y Yu, X Yan, Z Zhang - Fuel, 2020 - Elsevier
The capture of Hg 0 in syngas is challenging since the reducing atmosphere is
disadvantageous to oxidize Hg 0. Spinel Co x Mn 3− x O 4 sorbents synthesized by a low …

Origin of perpendicular magnetic anisotropy in thin films studied by x-ray magnetic circular and linear dichroisms

J Okabayashi, MA Tanaka, M Morishita, H Yanagihara… - Physical Review B, 2022 - APS
We investigate the element-specific spin and orbital states and their roles in magnetic
anisotropy in Co-ferrite [Co x Fe 3− x O 4+ δ (001)] thin films which exhibit perpendicular …

First-principles study of point defect diffusion in CoMn2O4 crystal

H Zhang, MH Wang, KR Ma, K Li, VR Misko, W Yang - Electrochimica Acta, 2023 - Elsevier
The conductivity of spinel coating on metallic interconnects is of great significance for solid
oxide fuel cells. Here, we develop a thorough theoretical study on the point defect diffusion …