Results 1 to 10 of about 229,191 (387)

Current classification of zirconia in dentistry: an updated review [PDF]

PeerJ, 2023
Zirconia, a crystalline oxide of zirconium, holds good mechanical, optical, and biological properties. The metal-free restorations, mostly consisting of all-ceramic/zirconia restorations, are becoming popular restorative materials in restorative and ...
Suchada Kongkiatkamon, Dinesh Rokaya, Santiphab Kengtanyakich, Chaimongkon Peampring   +3 more
doaj   +3 more sources

Wear Behavior of Different Generations of Zirconia: Present Literature

International Journal of Dentistry, 2022
Objective. The wear behavior of the novel zirconia generation is less well understood and may be affected by compositional modifications compared to the conventional zirconia. Materials and Methods.
Kuljirarnat Jitwirachot, Pimduen Rungsiyakull, Julie A. Holloway, Wissanee Jia-mahasap   +3 more
doaj   +2 more sources

Fracture Resistance of Zirconia Oral Implants In Vitro: A Systematic Review and Meta-Analysis [PDF]

Materials, 2020
Various protocols are available to preclinically assess the fracture resistance of zirconia oral implants. The objective of the present review was to determine the impact of different treatments (dynamic loading, hydrothermal aging) and implant features (
Bethke, Annalena, Burkhardt, Felix, Kohal, Ralf‐Joachim, Pieralli, Stefano, Spies, Benedikt Christopher, Stein‐Lausnitz, Manja von, Vach, Kirstin   +6 more
core   +2 more sources

Stainability of Polished and Glazed Printed Monolithic Zirconia After Coffee Thermocycling [PDF]

Clinical and Experimental Dental Research
Objective This study assessed the impact of the method of manufacturing, surface treatment, and thickness on the stainability of zirconia after thermocycling.
Soraya Soleimani, Elaheh Beyabanaki, Kiana Shakeri, Reza Eftekhar Ashtiani, Farhad Tabatabaian   +4 more
doaj   +2 more sources

Zirconia Based Dental Biomaterials: Structure, Mechanical Properties, Biocompatibility, Surface Modification, and Applications as Implant

Frontiers in Dental Medicine, 2021
Zirconia, with its excellent mechanical properties, chemical stability, biocompatibility, and negligible thermal conductivity, is ideal for dental and orthopedic applications. In addition, the biocompatibility of zirconia has been studied in vivo, and no
Hua Lin, Hua Lin, Cuilan Yin, Anchun Mo
doaj   +2 more sources

Zirconia dental implants: where are we now, and where are we heading?

Periodontology 2000, 2017
Despite decades of titanium as the gold standard in oral implantology, the search for alternatives has been growing. High esthetic standards and increasing incidence of titanium allergies, along with a rising demand for metal-free reconstructions, have ...
Norbert Cionca, Andrea Mombelli
exaly   +2 more sources

Zirconia as a support for catalysts: influence of additives on the thermal stability of the porous texture of monoclinic zirconia [PDF]

, 1991
A single-phase monoclinic zirconia (the thermodynamically stable modification up to a temperature of 1170°C), having a specific surface area of 67 m2g¿1 and a well-developed mesoporous texture, has been prepared by gel-precipitation followed by ...
Burggraaf, A.J., Burggraaf, Anthonie, Doesburg, E.B.M., Doesburg, E.B.M., Mercera, P.D.L., Mercera, P.D.L., Ross, J.R.H., Ross, J.R.H., van Ommen, J.G.   +8 more
core   +26 more sources

Single pot catalyst strategy to branched products via adhesive isomerization and hydrocracking of polyethylene over platinum tungstated zirconia

Applied Catalysis B: Environmental, 2021
Brandon C Vance, Pavel A Kots, Cong Wang
exaly   +3 more sources

Ultrasmall amorphous zirconia nanoparticles catalyse polyolefin hydrogenolysis

Nature Catalysis, 2023
The cleavage of C–C bonds in hydrocarbons is traditionally entrusted to precious metal catalysts, whereas common non-reducible oxides are considered unreactive.
Shaojiang Chen, A. Tennakoon, Kyung-Eun You, A. L. Paterson, Ryan D. Yappert, S. Alayoglu, Lingzhe Fang, Xun Wu, T. Y. Zhao, Michelle P. Lapak, Mukunth Saravanan, Ryan A. Hackler, Yi-Yu Wang, Long Qi, Massimiliano Delferro, Tao Li, Byeongdu Lee, B. Peters, K. Poeppelmeier, S. C. Ammal, C. Bowers, Frédéric A. Perras, Andreas Heyden, A. Sadow, Wenyu Huang   +24 more
semanticscholar   +1 more source

Microstructural Analysis of Terbium Doped Zirconia and Its Biological Studies

Condensed Matter, 2022
Zirconia has its place in the biomedical industry because of its mechanical strength, bio-inertness, and physiochemical properties. Zirconia was synthesized and doped with Terbium (Tb), a lanthanide that was reported to show a photoluminescence property,
Suganthan Veerachamy, Sivakumar Rajagopal   +1 more
doaj   +1 more source