Results 81 to 90 of about 22,025 (237)

Overview of zirconia with respect to gas turbine applications [PDF]

open access: yes
Phase relationships and the mechanical properties of zirconia are examined as well as the thermal conductivity, deformation, diffusion, and chemical reactivity of this refractory material.
Cawley, J. D.
core   +1 more source

Free energy and molecular dynamics calculations for the cubic-tetragonal phase transition in zirconia

open access: yes, 2001
The high-temperature cubic-tetragonal phase transition of pure stoichiometric zirconia is studied by molecular dynamics (MD) simulations and within the framework of the Landau theory of phase transformations.
A. A. Maradudin   +61 more
core   +1 more source

Translucency of recent zirconia materials and material-related variables affecting their translucency: a systematic review and meta-analysis

open access: yesBMC Oral Health
Background Recent forms of translucent zirconia material have been developed, offering a wide range of options and varieties for enhancing aesthetics, making it a preferred choice in the field of prosthetic dentistry.
Mahinour Yousry   +3 more
doaj   +1 more source

Reactions of yttria-stabilized zirconia with oxides and sulfates of various elements [PDF]

open access: yes
The reactions between partially stabilized zirconia, containing 8 weight-percent yttria, and oxides and sulfates of various elements were studied at 1200, 1300, and 1400 C for times to 800, 400, and 200 hours, respectively.
Zaplatynsky, I.
core   +1 more source

Dental zirconia generations: a comparative study of translucency parameters and light transmittance across varying thicknesses

open access: yesBrazilian Dental Science
Objective: This in vitro study evaluated the translucency and polymerization light transmission of zirconia discs, produced from different generations of dental zirconia materials and with a consideration of varying thicknesses.
Ra'fat Farah
doaj   +1 more source

Yttria and ceria doped zirconia thin films grown by pulsed laser deposition

open access: yesMaterials Research, 2013
The Yttria stabilized Zirconia (YSZ) is a standard electrolyte for solid oxide fuel cells (SOFCs), which are potential candidates for next generation portable and mobile power sources. YSZ electrolyte thin films having a cubic single phase allow reducing
F. Saporiti   +3 more
doaj  

Density Functional Theory Study of Pressure-Dependent Structural and Electronic Properties of Cubic Zirconium Dioxide

open access: yesCeramics
In this study, the structural, electronic, and elastic properties of cubic zirconium dioxide (c-ZrO2) were investigated using the Density Functional Theory (DFT) approach.
Zhussupbek M. Salikhodzha   +6 more
doaj   +1 more source

Creep of plasma sprayed zirconia [PDF]

open access: yes
Specimens of plasma-sprayed zirconia thermal barrier coatings with three different porosities and different initial particle sizes were deformed in compression at initial loads of 1000, 2000, and 3500 psi and temperatures of 1100 C, 1250 C, and 1400 C ...
Adams, J. W.   +2 more
core   +1 more source

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