نتایج جستجو برای: nanoferrites
تعداد نتایج: 67 فیلتر نتایج به سال:
HPMC Polymer composites were prepared by doping various concentrations of Zinc ferrite nanoparticles using solution casting method. These polymer composites were characterized using X-Ray Diffraction and conductivity measurements. The addition of nanoferrites in the polymer matrix do change the structural and the AC conductivity properties of the film, which is supported by the results obtained...
Abstract The magnetocaloric effect (MCE) of Ni 0.4 Cu 0.2 Zn Fe 2- x Dy O 4 ( = 0.02, 0.03, and 0.04) nanoferrites is simulated using a phenomenological model. analysis indicates that the MCE strongly influenced by content in both conventional inverse MCE. For MCE, full-width at half-maximum $$\delta {\text{T}}_{{{\text{FWHM}}}}$$ <mml:m...
Abstract In this work, the effects of Co x Zn 1- Fe 2 O 4 ( = 0, 0.5, 1) nanofillers on PVDF polymer were scientifically studied. The structure and magnetic optical properties XRD confirms synthesis nanofiller in a single phase. FTIR formation nanoferrites. HRTEM shows that prepared nanoferrites have cubic-like shape. Also, size agglomeration increase with Co-Zn compared to other singles one. e...
The current study unravels the structural, optical band gap and magnetic characteristics of rare-earth (RE) gadolinium (Gd) substituted CoGdxFe2-xO4 (x= 0.00 - 0.10, in interval 0.02) nanocrystallites synthesized by sol-gel self-ignition route. XRD analysis Rietveld refinement confirmed existence a single cubic phase with crystallite size ~15-21 nm range, further HRTEM results. SEM images well-...
calcium doped nickel ferrite powders have been prepared by sol-gel combustion technique. metal nitrates, such as calcium nitrate, nickel nitrate and ferric nitrate, were used as the source materials and citric acid and polyvinyl alcohol were used as the burning agent and agglomeration reducing agent, respectively. the average crystallite size of the prepared ferrite was in the order of ~70- 92 ...
This study reports the impact of lanthanum (La) substituted Co–Cu ferrite nanoparticles on rhodamine (RhB) dye disposal. Moreover, a complete investigation for structural, magnetic and optical properties Co0.5Cu0.5LaxFe2-xO4 (CCL) nanoferrites was executed. These nanocrystals were synthesized via combustion approach with peculiar lattice parameter behavior; which discussed through three hypothe...
the mössbauer spectra of nanoferrite materials such as ni0.25mn0.75fe2o4, co0.5mn0.5fe2o4 and ni0.4co0.6fe2o4 have been reported and the above materials were prepared by sol-gel combustion method using metal nitrates as source material and polyvinyl alcohol(pva) as agglomeration reducing agent. as the structural, thermal and magnetic properties (vsm) of the above ferrites have been published al...
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