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  1. No Access

    Article

    Structural, transport and infrared studies of oxidic spinels Zn1−xNixFeCrO4

    X-ray, electrical conductivity and IR studies for the system Zn1−x Ni x FeCrO4 were carried out. All the compounds, 0 ⩽x ⩽ 1 showed cubic symmetry. X-ray intensity calculations a...

    S. Al Dallal, M. N. Khan, Ashfaq Ahmed in Journal of Materials Science (1990)

  2. No Access

    Article

    X-ray, electrical conductivity, and infrared studies of oxide spinels containing cobalt, titanium and manganese

    X-ray, electrical conductivity and infrared studies of the system Co2−x Ti1−x Mn2x O4 were carried out with a view to investigate the cation distribution. Compounds 0 ⩽ x ⩽ 0.6 showed cubic symmetry, compounds 0....

    M. N. Khan, Ashfaq Ahmed, S. Darshane in Journal of Materials Science (1989)

  3. No Access

    Article

    X-ray, electrical conductivity and infrared studies of the system Zn1−x CO x Mn1−x Fe x CrO4

    The system Zn1−x Co x Mn1−x Fe x CrO4 is tetragonal in the range 0.0⩽x⩽0.4 and cubic in the range 0.5⩽x⩽1. Electrical resistivity temperature be...

    M. N. Khan, Ashfaq Ahmed, V. S. Darshane in Journal of Materials Science (1989)