Regulating> Fe (II)/> Fe (III) valence transformation in sulfite activation by oxygen vacancy enriched γ-Fe2O3 for efficient iohexol abatement

X Zhang, M Huang, Z Zhou, X Zhao, G **g - Separation and Purification …, 2024‏ - Elsevier
Sulfite activation with iron-based heterogeneous activators is a promising technology for the
removal of organic contaminants from water. However, the slow valence transformation of> …

Er–Mg–Cu Ferrite Nanoparticles: a Synergetic Effect of Rare Earth RE-Er3+ on Enhanced Surface Morphological, Optical, and High-Temperature Electrical Properties

G Vinod, M Bhanu, D Mallesh, K Rajashekhar… - Brazilian Journal of …, 2025‏ - Springer
Abstract Mg0. 5Cu0. 8Er x Fe2− x O4 (through x= 0.000, 0.005, 0.010, 0.015, 0.020, 0.025
and 0.030) A series of rare earth (Er3+)-doped magnesium-copper nanoparticles with the …

Improved nonlinear optical and magnetic properties of Eu-doped nano-maghemite

ZK Heiba, SI Ahmed, MB Mohamed - Applied Physics A, 2022‏ - Springer
Abstract Nano-Eu-doped maghemite Fe2-xEuxO3 samples with x= 0, 0.02, 0.04, and 0.06
were formed using a sol–gel rout. Phase identification, utilizing X-ray diffraction data (XRD) …