zirconia


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Related to zirconia: zirconium dioxide

zirconia

[‚zər′kō·nē·ə]
(inorganic chemistry)
References in periodicals archive ?
The CEREC Zirconia meso Block consists of translucent, pre-shaded zirconia.
Dental implants were made of titanium alloy Ti-6Al-4V and yttria stabilized zirconia (3Y-TZP).
Other factors such as crystal size and geometry, modulus of elasticity, phase transformation and thermal expansion mismatch between crystal and glassy phase play a crucial role in determining the final mechanical response of the zirconia [6].
Despite the advances in CAD/CAM manufacturing systems, and pre-sintered ceramic blocks, fine adjustments of already sintered zirconia surfaces are still performed by dental technicians or clinicians, (5) in some cases, for a better fitting of a prosthetic restoration.
Finally the structural characteristics of zirconia resist conventional conditioning methods usually employed for bonding traditional ceramic restorations to teeth.
A total of 34 samples of zirconia disks (Y-TZP, Cercon, Germany) with dimensions of 7.
The important point in this process is the production of tetragonal and cubic zirconia nanoparticles from the initial monoclinic powder.
Although the yttria partially stabilized zirconia currently in wide use is very strong, it possesses the fragility which is characteristic of ceramics.
Zirconia is an inert material and presents reduced bond strength with the conventional ceramic cementation procedures.
En la actualidad, el proceso de cementacion de las restauraciones de zirconia parcialmente estabilizada con ytria se hace con agentes cementantes convencionales, o con sistemas adhesivos de diferentes presentaciones comerciales.
Diversified technology company 3M (NYSE:MMM) said on Tuesday that it has entered into a licensing agreement with WIELAND Dental + Technik GmbH & Co for use of 3M's processed zirconia colouring technology.
The timeless look of the diamond stud is what every woman dreams of, and Cover Girl's cubic zirconia makes that look possible and affordable," a spokeswoman says.