Zobrazeno 1 - 10
of 152
pro vyhledávání: '"S.A. Mazen"'
Publikováno v:
Ceramics International. 47:26635-26642
Three series of divalent ions (Co2+/Ni2+/Cu2+) substituted into lithium-manganese ferrites were synthesized using a typical ceramic technique. Two different methods were used to investigate their elastic properties. Infrared (IR) spectroscopy showed
Publikováno v:
Physics of the Solid State. 62:1183-1194
Ni0.7 – xZn0.3MxFe2O4 (M = Mn2+, Co2+, and Cu2+; x = 0, 0.1, 0.3, 0.5, and 0.7) spinel-type ferrite were fabricated through citrate technique. The X-ray diffraction analysis disclosed the creation of the cubic phase spinel structure in all prepared
Publikováno v:
Materials Chemistry and Physics. 291:126679
Autor:
S.A. Mazen, N.I. Abu-Elsaad
Publikováno v:
Journal of Magnetism and Magnetic Materials. 442:72-79
The effect of Si substitution on the ac electrical conductivity, dielectric and impedance properties of Li 0.5+0.5x Si x Fe 2.5−1.5x O 4 (0 ≤ x ≤ 0.6) ferrite synthesized by high energy ball milling technique has been reported. The ac measureme
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Publikováno v:
Powder Technology. 317:339-347
In the present study, polycrystalline Li-Si ferrites with the general chemical formula Li0.5 + 0.5xSixFe2.5 − 1.5xO4, (where; x = 0.0, 0.1, 0.2, 0.3, 0.4, 0.5 and 0.6) were prepared by high energy ball milling (HEBM) technique. The effect of Si add
Publikováno v:
Journal of Magnetism and Magnetic Materials. 428:119-124
Thermoelectric power (Seebeck coefficient S) and dc conductivity of Li-Cu ferrite in chemical formula Li0.5-0.5xCuxFe2.5-.5xO4 (where x=0.0, 0.1, 0.3, 0.5, 0.7, 0.9 and1.0) were studied in a wide range of temperature from 300 up to 930 K. On the basi
Publikováno v:
Journal of Alloys and Compounds. 856:157794
Three systems of polycrystalline Ni0.7-xZn0.3MxFe2O4 ferrite (M = Mn2+, Co2+, and Cu2+; x = 0.0, 0.1, 0.3, 0.5, and 0.7) have been prepared using the citrate method. The dc conductivity (σdc), ac conductivity (σac), dielectric constant (e’), and
Publikováno v:
Materials Chemistry and Physics. 256:123676
In the existing study, substitution of different divalent metal ions in Li0.25Mn0.5-xMxFe2.25O4 (where, M = Co2+, Ni2+, Cu2+; x = 0.0, 0.1, 0.3 and 0.5) was performed to improve the magnetic properties. Their structural and magnetic features were exa
Publikováno v:
Journal of Physics and Chemistry of Solids. 146:109620
Three series of nanocrystalline Ni0.7-xZn0.3MxFe2O4 ferrites (M = Mn2+, Co2+, and Cu2+; x = 0.0, 0.1, 0.3, 0.5, and 0.7) have been synthesized using the citrate method. Several techniques have been used to investigate the influence of the different d