نتایج جستجو برای: hexaferrite

تعداد نتایج: 389  

Journal: :Journal of physics 2022

In order to investigate a new magnetic and microwave absorbing properties, barium hexaferrite materials of BaFe 12 O 19 10 TiAlO were synthesized by solid state reaction (SSR) method. X-ray diffraction (XRD), Permagraph, vector network analyzer (VNA) used probe the crystal structure, absorption properties. The results obtained that structures have been shaped showed high susceptibility coercivi...

Journal: :Fizika tverdogo tela 2023

The results of studies the features phase composition, crystal and magnetic structure Bi-substituted barium hexaferrite BaFe12-xBixO19 (0.1≤ x≤ 1.2) by methods Mossbauer spectroscopy, X-ray analysis, as well image analysis scanning electron microscopy are presented. Samples hexaferrites - (where x=0.1; 0.3; 0.6; 0.9 were synthesized method solid-phase reactions with double annealing (at T=1100o...

Journal: :Materials research foundations 2023

The hexagonal ferrites, also known as hexaferrites, have stimulated interest subsequent to their finding in the 1950s, which is steadily growing today. Both commercially and technologically, these materials grown importance. In addition employment permanent magnets, they are commonly used “magnetic recording data storage materials, well components electrical systems, notably those that activate...

Journal: :Journal of Alloys and Compounds 2022

Sintered cold compacted hexaferrite magnets with appreciable magnetic properties and crystallite alignment were made from non-magnetic precursors without applying an external field. This work presents a novel approach employing non-ferromagnetic interacting comprising of platelet shaped six-line ferrihydrite needle goethite nanoparticles. A hydrothermal synthesis route was employed to produce ~...

Journal: :IOP Conference Series: Materials Science and Engineering 2018

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