Synthesis and characterization of Zr4+-Y3+ substituted Ba-Sr hexaferrite nanoparticles for microwave absorption and electromagnetic shielding applications

MZ Khan, IH Gul, F Javaid, A Ali, S Hafeez… - Materials Research …, 2023 - Elsevier
Abstract Novel compositions of Ba 0.5 Sr 0.5 Fe 12-1.1 x Zr x Y 0.1 x O 19 (0.0≤ x≤ 0.5)
nanoparticles were synthesized using sol-gel citrate precursor method. X-ray diffraction …

Effect of praseodymium valence change on the structure, magnetic, and microwave absorbing properties of M-type strontium ferrite: the mechanism of influence of …

XD **g, ZG Li, ZT Chen, ZY Li, CY Qin… - Materials Today Chemistry, 2023 - Elsevier
SrFe 12-x Pr x O 19 (x= 0–0.5) powders were synthesized and the effects of praseodymium
do** amount, citric acid dosage, and calcination temperature on its structure, magnetic …

Characterization of sol-gel synthesized Zn0. 25Co0. 75 (NiZr) xFe2-2xO4 (0.05≤ x≤ 0.25) spinel ferrites based microwave absorbers in Ka frequency band

M Kaur, S Bahel - Journal of Physics and Chemistry of Solids, 2024 - Elsevier
A series of nickel and zirconium co-substituted zinc-cobalt spinel ferrites with the chemical
formula Zn 0.25 Co 0.75 (NiZr) x Fe 2-2x O 4 (0.05≤ x≤ 0.25, Δx= 0.05) was successfully …

Exchange-coupled Ni0. 5Zn0. 5Fe2O4/SrFe12O19 composites with enhanced microwave absorption performance

Q Han, X Meng, C Lu - Journal of Alloys and Compounds, 2018 - Elsevier
Using sol-gel self-propagating combustion technique, Ni 0.5 Zn 0.5 Fe 2 O 4/SrFe 12 O 19
(NZFO/SFO) composites were successfully prepared at 1000° C for 2 h and characterized by …

Fabrication of Zn0. 25Co0. 75 (MnZr) xFe2–2xO4 spinel ferrites as broadband microwave absorbers in 26.5–40 GHz frequency range

M Kaur, S Bahel - Journal of Alloys and Compounds, 2023 - Elsevier
With the advent of 5 G technologies, develo** microwave-absorbing materials is an urgent
need to address the issues caused by harmful electromagnetic pollution. For this purpose, a …

Structural, magnetic and electromagnetic properties of microwave-hydrothermally synthesized Sr (Zr-Mn) 2xFe12-2xO19 hexaferrites

G Sriramulu, N Maramu, BR Reddy… - Materials Research …, 2022 - Elsevier
Abstract The Sr (Zr-Mn) 2 x Fe 12-2 x O 19 (x= 0.0–1.0) were synthesized using microwave-
hydrothermal method at 200 ⁰C/60 min. The Rietveld refined X-ray diffraction patterns show …

Tailoring the characteristics of nickel ferrite based composite for tuning the microwave absorption performance

M Bala, VD Shivling, S Tyagi - Materials Chemistry and Physics, 2024 - Elsevier
The aim of the present study is to employ the mechanical alloying method to develop a
composite material comprising of nickel ferrite and activated carbon. The synthesis of nickel …

Tunable M-type nano barium hexaferrite material by Zn2+/Zr4+ co-do**

SK Godara, V Kaur, SB Narang, M Singh… - Materials Research …, 2019 - iopscience.iop.org
Abstract The effect of Zn 2+/Zr 4+ dopant ions on the physical and magnetic properties of
BaZn x Zr x Fe 12− 2x O 19 (x= 0.00 to 0.80) synthesized using sol-gel auto combustion …

Enhanced microwave absorption properties of Ni-Zr doped La-Sr hexagonal ferrites in 18–40 GHz frequency range

P Kaur, SB Narang, S Bahel - Materials Science and Engineering: B, 2021 - Elsevier
In this research, electro-magnetic (EM) absorption properties for M-type hexaferrite with
chemical composition, Sr 0.85 La 0.15 (NiZr) x Fe 12-2x O 19 (x= 0.00, 0.25, 0.50, 0.75 …