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Strength, toughness and aging stability of highly-translucent Y-TZP ceramics for dental restorations.
OBJECTIVE The aim was to evaluate the optical properties, mechanical properties and aging stability of yttria-stabilized zirconia with different compositions, highlighting the influence of theExpand
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Highly-translucent, strong and aging-resistant 3Y-TZP ceramics for dental restoration by grain boundary segregation.
Latest trends in dental restorative ceramics involve the development of full-contour 3Y-TZP ceramics which can avoid chipping of veneering porcelains. Among the challenges are the low translucencyExpand
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  • Open Access
Critical influence of alumina content on the low temperature degradation of 2-3 mol% yttria-stabilized TZP for dental restorations
Abstract The influence of 0.25, 2 and 5 wt.% alumina addition on the mechanical properties and low temperature degradation (LTD) of 3, 2.5 and 2 mol% yttria-stabilized TZP ceramics was investigated.Expand
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  • Open Access
Synthesis and Characterization of the Reduced Single-Layer Manganite Sr2MnO3.5+x
Abstract The nuclear and magnetic structures of polycrystalline Sr2MnO3.5 have been determined by the Rietveld analysis of neutron powder diffraction data and electron diffraction techniques. TheExpand
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Compositionally induced phase transition in the Ca2MnGa1−xAlxO5 solid solutions: Ordering of tetrahedral chains in brownmillerite structure
The Ca 2 MnGa 1-x Al x O 5 solid solutions (0.2 ≤ x ≤ 1.0) with brownmillerite-type structure were synthesized by solid state reaction at 1250°C for 40 h in Ar flow. The structures of the solidExpand
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Crystal structure and phase transitions in Sr3WO6.
The crystal structures of the beta and gamma polymorphs of Sr(3)WO(6) and the gamma<-->beta phase transition have been investigated using electron diffraction, synchrotron X-ray powder diffraction,Expand
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KCN Chemical Etch for Interface Engineering in Cu2ZnSnSe4 Solar Cells.
The removal of secondary phases from the surface of the kesterite crystals is one of the major challenges to improve the performances of Cu2ZnSn(S,Se)4 (CZTSSe) thin film solar cells. In thisExpand
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Structural requirements in lithium cobalt oxides for the catalytic oxidation of water.
The development of water oxidation catalysts (WOCs) to replace costly noble metals in commercial electrolyzers and solar fuel cells is an unmet need that is preventing the global development ofExpand
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  • Open Access
Tetrahedral Chain Order in the Sr2Fe2O5 Brownmillerite
The crystal structure of the Sr2Fe2O5 brownmillerite has been investigated using electron diffraction and high resolution electron microscopy. The Sr2Fe2O5 structure demonstrates two-dimensionalExpand
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Structure and Magnetic Properties of BiFe0.75Mn0.25O3 Perovskite Prepared at Ambient and High Pressure
Solid solutions of BiFe1–xMnxO3 (0.0 ≤ x ≤ 0.4) were prepared at ambient pressure and at 6 GPa. The ambient-pressure (AP) phases crystallize in space group R3c similarly to BiFeO3. The high-pressureExpand
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