Results 61 to 70 of about 229,191 (387)

Synthesis of Fe-ZrO2 nanocomposite powders by reduction in H2 of a nanocrystalline (Zr, Fe)O2 solid solution [PDF]

open access: yes, 2009
The formation of Fe-ZrO2 nanocomposite powders by reduction in hydrogen of a nanocrystalline totally stabilized Zr0.9Fe0.1O1.95 solid solution was investigated by X-ray diffraction (XRD), field-emission-gun scanning electron microscopy (FEG-SEM) and ...
De Grave, Eddy   +4 more
core   +2 more sources

Zirconia Ceramics

open access: yesActa Medica (Hradec Kralove, Czech Republic)
Zirconia ceramics have become popular among other dental ceramics thanks to their biological, mechanical, optical, and aesthetic properties. CAD/CAM (computer-aided design/ computer-aided manufacturing) technology improvement has played a vital role in the increased popularity of zirconia ceramics; easy computer manipulation significantly expanded the ...
Bedirhan Savas Yigit   +2 more
openaire   +3 more sources

Reusable Nanocatalyst: Zirconia and Sulfated Zirconia

open access: yesInternational Letters of Chemistry, Physics and Astronomy, 2014
1,5-benzodiazepines have been synthesized by Nano Zirconia and Nano Sulfated Zirconia in solvent free conditions. Synthesis was carried out by conventional as well as microwave method. Benzodiazepines were synthesized by reacting o-phenylenediamine and few ketones in the presence of catalytic amount of Nanoparticles.
Mitesh B. Gondaliya   +3 more
openaire   +1 more source

Femtosecond Laser Irradiation to Zirconia Prior to Calcium Phosphate Coating Enhances Osteointegration of Zirconia in Rabbits

open access: yesJournal of Functional Biomaterials
Calcium phosphate (CaP) coating of zirconia and zirconia-based implants is challenging, due to their chemical instability and susceptibility to thermal and mechanical impacts.
Hirotaka Mutsuzaki   +4 more
doaj   +1 more source

How could mouthwashes affect the color stability and translucency of various types of monolithic zirconia? An in-vitro study.

open access: yesPLoS ONE, 2023
ObjectivesThis study aimed to evaluate the color stability and translucency of various types of monolithic zirconia after immersion in chlorhexidine and Listerine mouthwashes.Materials and methodsThis experimental study was performed on 36 disk-shaped ...
Rashin Giti, Reza Jebal
doaj   +1 more source

X-ray reflectivity, diffraction and grazing incidence small angle X-ray scattering as complementary methods in the microstructural study of sol–gel zirconia thin films [PDF]

open access: yes, 2006
X-ray reflectometry, X-ray diffraction and grazing incidence small angle X-ray scattering have been complementary used to fully characterize zirconia (ZrO2) thin films obtained by the sol–gel route. The films were synthesized on various sapphire (Al2O3),
Babonneau, David   +3 more
core   +3 more sources

Early Stage Cavitation Erosion within Ceramics: An Experimental Investigation [PDF]

open access: yes, 2009
Six ceramic material types were considered within an experimental investigation to identify the erosion damages mechanisms resulting from cavitation exposure.
Fatjo, Gonzalo   +3 more
core   +1 more source

CAD/CAM Zirconia vs. slip-cast glass-infiltrated Alumina/Zirconia all-ceramic crowns: 2-year results of a randomized controlled clinical trial

open access: yesJournal of Applied Oral Science, 2009
The aim of this randomized controlled clinical trial was to compare the early clinical outcome of slip-cast glass-infiltrated Alumina/Zirconia and CAD/CAM Zirconia all-ceramic crowns.
Murat Cavit Çehreli   +2 more
doaj   +1 more source

Enhanced osteogenic activity of titania-modified zirconia implant by ultraviolet irradiation

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Zirconia is a superior implant material owing to its high mechanical strength, durable corrosion resistance, superior aesthetic effect and excellent biocompatibility.
Shuang Tang   +4 more
doaj   +1 more source

Osseointegration of zirconia implants compared with titanium : an in vivo study [PDF]

open access: yes, 2008
Background Titanium and titanium alloys are widely used for fabrication of dental implants. Since the material composition and the surface topography of a biomaterial play a fundamental role in osseointegration, various chemical and physical surface ...
Depprich, Rita   +9 more
core   +2 more sources

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