Homogeneous crystalline transition metal chromite spinels (MCr_2O_4, where M= Co, Mn,
and Ni) were prepared by hydrothermal reaction of aqueous solutions containing the …

Abstract Zinc chromite (ZnCr 2 O 4) nanocrystalline spinel material was synthesized through
hydrothermal method by using zinc nitrate 6-hydrate and chromium nitrate 9-hydrate as …

CaO–ZrO 2 nanocomposite powders were prepared by in situ self-assembly method under
vacuum. The effects of calcium oxide content on the physical phase composition and …

According to previous research, CaAl 4 O 7/CaZrO 3 composites present good
refractoriness, mechanical resistance and low thermal expansion coefficient (good thermal …

Oxidation of pure zirconium metal at high temperature (500 and 600° C) under air at normal
atmospheric pressure was investigated using the Raman Spectroscopy technique. Analysis …

Nano hydroxyapatite (HAp) and 3 mol% yttria-stabilized zirconia (3YSZ) composite with
different proportions were prepared by flash sintering. The effects of current density and …

Abstract In the work 12CaO-88ZrO 2 (12CSZ, mol%) ceramics was manufactured both from
nanopowder, obtained via cryochemical technique, and composite precursor 12CSZ+ 0.25 …

Nanocrystalline magnesium chromite spinel was synthesized through hydrothermal reaction
of metal nitrate solutions in stoichiometric amount at different pH, temperature and time …

Calcia-stabilized zirconia (CSZ) is a potential zirconia-based electrolyte for intermediate-
temperature solid-oxide fuel cells. The grain size and crystal form of zirconia ceramics have …

Nanocrystalline copper chromite (CuCr 2 O 4) spinel oxide was prepared by hydrothermal
method. X-ray diffraction results showed that single-phase tetragonal copper chromite was …