نتایج جستجو برای: zinc ferrites nanoparticle
تعداد نتایج: 104798 فیلتر نتایج به سال:
Theoretical analysis has been carried out to establish the heat transport phenomenon of six different ferromagnetic MnZnFe2O4-C2H6O2 (manganese zinc ferrite-ethylene glycol), NiZnFe2O4-C2H6O2 (Nickel zinc ferrite-ethylene glycol), Fe2O4-C2H6O2 (magnetite ferrite-ethylene glycol), NiZnFe2O4-H2O (Nickel zinc ferrite-water), MnZnFe2O4-H2O (manganese zinc ferrite-water), and Fe2O4-H2O (magnetite fe...
background: new treatment modalities are developed with the aim of escalating tumor absorbed dose and simultaneously sparing the normal structures. the use of nanotechnology in cancer treatment offers some possibilities including destroying cancer tumors with minimal damage to healthy tissues. zinc oxide nanoparticles (zno nps) are wide band gap semiconductors and seem to have a good effect on ...
The acicular Mn-Zn ferrite fine particles composed of 65.6 mol% Fe, 21.9 mol% Mn and 12.5 mol% Zn were made. These Mn-Zn femte particles were etched in IN-HC1 solution for 3hrs.. The fine particle was made up of several crystallites whose long axis were 0.2-1.0ptt1, and arranged to (31 1) direction. These fine particles were pressed with applying magnetic field. The oriented Mn-Zn ferrites were...
Organic-sulfur-zinc hybrid materials were prepared via polycondensation of Zn(OAc)2 and trithiols bearing various alkyl groups. A soluble nanoparticle could be obtained by the polycondensation using a trithiol bearing octadecyl moieties. The good dispersing ability as nano-scaled particles was confirmed by dynamic light scattering and atomic force microscopy analyses. This hybrid nanoparticle w...
superparamagnetic single phase zinc ferrite nanoparticles have been prepared by coprecipitation method at 20 °c without any subsequent calcination. the composition, crystallite size, microstructure and magnetic properties of the prepared nanoparticles were investigated using x-ray diffraction (xrd), field emission scanning electron microscope (fesem), transmission electron microscope (tem), fou...
introduction: the aim of this animal study was to evaluate the histological response of the new nano zinc-oxide eugenol (nzoe) sealer in comparison with pulp canal sealer (zoe based) and ah-26 (epoxy resin sealer). methods and materials: a total of 27 wistar rats were used. four polyethylene tubes were implanted in the back of each rat (three tubes containing the test materials and an empty tub...
Abstract Raman spectroscopy was applied on nanostructured ZnFe 2 O 4 system in order to correlate its structural, chemical, and vibrational properties the functional behaviour, view of high sensitivity probe cationic iron oxides. In particular we investigated pure Ga/Mg doped zinc ferrite nanoparticles synthesised by co-precipitation route means with a focus correlation between their structural...
An aqueous solution of tapioca starch was successfully used as a chelating agent in the sol-gel synthesis Co0.7Me0.3Fe2O4, where Me denotes Co, Mn, Cu, Ni, or Zn. The hysteresis loops all sintered ferrites revealed ferrimagnetic properties. saturation magnetization reduced Co0.7Cu0.3Fe2O4 and Co0.7Ni0.3Fe2O4 because ion substitutions with smaller magnetic moments. Interestingly, exhibited highe...
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