Effect of rare earth doping on the vibrational spectra of spinel Mn-Cr ferrite

MH Abdellatif, AA Azab, M Salerno - Materials Research Bulletin, 2018 - Elsevier
We prepared ferrites doped with different rare earth elements (La, Ce, Sm, Gd, Dy) by ball-
milling the oxides of these metals and using double sintering technique. The so-prepared …

Structural and magnetic properties of some mixed Li-Cd ferrites

SS Bellad, RB Pujar, BK Chougule - Materials chemistry and physics, 1998 - Elsevier
Polycrystalline Li-Cd ferrites with the general formula Li0. 5− x/2Cdx Fe2. 5− x/2O4 are
prepared by the standard ceramic technique. The X-ray analysis reveals single phase …

Magnetic properties of Zn-substituted Li–Cu ferrites

SA Jadhav - Journal of Magnetism and Magnetic Materials, 2001 - Elsevier
The magnetic properties of Zn-substituted Li–Cu ferrites having the general formula LixCu0.
4Zn0. 6− 2xFe2+ xO4 (where, x= 0.0, 0.05, 0.1, 0.15, 0.2, 0.25 and 0.3) are investigated as a …

Elastic behaviour of Ni–Cd ferrites

D Ravinder, TA Manga - Materials Letters, 1999 - Elsevier
The ultrasonic compressional velocity (V1) and shear velocity (Vs) in nickel–cadmium
ferrites having the composition formula Ni1− xCdxFe2O4 where x= 0.2, 0.4, 0.5, 0.6 and 0.8 …

Elastic behaviour of Cu–Zn ferrites

D Ravinder, KV Kumar, BS Boyanov - Materials Letters, 1999 - Elsevier
The composition dependence of elastic properties of mixed Cu–Zn ferrites are studied using
ultrasonic pulse transmission technique at 1 MHz. The values of Young's moduli (E), the …

Structural and magnetic properties of Zn substituted Li-Cu ferrites

SA Jadhav - Materials chemistry and physics, 2000 - Elsevier
The structural and magnetic properties of Zn-substituted Li-Cu ferrites having the general
formula LixCu0. 4Zn0. 6− 2xFe2+ xO4 (where x= 0.0, 0.05, 0.1, 0.15, 0.2, 0.25 and 0.3) were …

Composition dependence of elastic moduli of gadolinium-substituted nickel–zinc ferrites

SS Rao, D Ravinder - Materials Letters, 2003 - Elsevier
The Young's modulus (E) and rigidity modulus (n) of gadolinium-substituted nickel–zinc
ferrites have been investigated at room temperature by the ultrasonic pulse transmission …

Charge transfer behavior of erbium substituted Mg–Ti ferrites

MA Ahmed, E Ateia, G Abdelatif, FM Salem - Materials chemistry and …, 2003 - Elsevier
The dielectric constant ε′ and the electrical conductivity (σ) for Mg1+ xTixEryFe2− 2x− yO4;
0.1≤ x≤ 0.9 doped with a constant rare earth ions, y= 0.025 were measured in the …

Room temperature elastic behaviour of cadmium substituted manganese ferrites

D Ravinder, T Alivelumanga - Materials Letters, 2001 - Elsevier
The ultrasonic compressional (Vl) and shear velocities (Vs) of cadmium substituted
manganese ferrites have been measured with the ultrasonic pulse transmission technique …

ELASTIC BEHAVIOR OF SOME SUBSTITUTED Sr–Zn W-TYPE HEXAGONAL FERRITES

Y Purushotham, PV Reddy - Modern Physics Letters B, 1999 - World Scientific
In the present work, we investigate the elastic behavior of monovalent and divalent doped Sr–
Zn W-type hexagonal ferrites at room temperature by measuring their longitudinal and shear …