This thesis work is acquainted with the study of lanthanum (La) doped Cu-Zn ferrite. The composition of the sample is Cu0.15Zn0.85LaxFe2-xO4 where it was prepared for x = 0.00, 0.02, 0.04, 0.06 and 0.08 content of La by ...

Amorphous FINEMET type alloy nominal composition of Fe73.5X1Nb3Si13.5B9 [ X = Cu, Au and Ag] has prepared by melt spinning technique. The samples are initially prepared in the amorphous state in the form of thin ribbons ...

The present work is focused on the influence of substitutions rare earth ions in Ni-Zn ferrites. Three series of ferrite samples of the compositions Ni0.60Zn0.40-xLaxFe2O4 (where x = 0.05, 0.10 and 0.15), Ni0.60Zn0.40-xYxFe2O4 ...

Co-and Co-Fe-based amorphous ribbons with general composition Co80-xFexB10Si10 have been prepared by the melt- spinning technique where Co has been substituted by Fe from 0 to 8 At%. The amorphousity of the samples has ...

This thesis describes the experimental investigation ofan ingot of composition Nd3Tb1Fe76Cu0.5Nb1B18.5 was prepared by arc melting the constituent elements in an argon atmosphere. The purity and origin 01 the materials ...

The present research work is focused on Yttrium (Y) doped Ni-Zn ferrites. The ferrite samples of the composition Ni0.25Zn0.75YxFe2-xO4 [where x= 0.00, 0.02, 0.04, 0.06 and 0.08] were synthesized by conventional solid ...

I would like to express my sincere and heartiest gratitude to research supervisor Prof. Dr. Shibendra Shekher Sikder, Department of Physics, Khulna University of Engineering & Technology (KUET) and Co-supervisor Dr. A. ...

The structural and magnetic properties of Sr- and Ba-hexaferrites with magnetoplumbite structure of composition (MeO)1-x (La203)x 5.7 Fe203, where x = 0.00, 0.04, 0.08 and MeO. 5.7 Fe203+ [0.7wt% CaO +0.3wt% SiO2] and where ...

This thesis focuses on the experimental investigation of the effect of grain size and phase constitution on the magnetic properties of Fe72.5Ag2Nb3Si13.5B9 alloys in the amorphous and annealed states. The sample has been ...

This thesis is based on the experimental investigation of nanocrystalline formation partly substitution Fe by Co in FINEMET with composition (Fe0.9 Co0.1)73.5Cu1Nb3Si13.5B9 alloy in the amorphous and annealed states. The ...