Results 1 to 10 of about 130,362 (295)

Wear of enamel antagonist to gradient zirconia vs full strength monolithic zirconia: a randomized clinical trial [PDF]

BMC Oral Health
Background Monolithic zirconia restorations have emerged as a viable alternative to veneered zirconia restorations, eliminating the risk of veneer chipping due to their superior strength, fracture resistance, and aesthetics.
Sara Ismail Mohamed Hussein, Eman M Anwar, Omnia Nabil   +2 more
doaj   +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 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

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   +2 more sources

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

An In-vitro evaluation of retention force of All PEEK, all zirconia and zirconia–PEEK telescopic attachment for mandibular overdentures

Journal of Pharmacy and Bioallied Sciences, 2023
The objective of this study is to compare retention capacity of mandibular implant-supported overdenture with all zirconia, zirconia–PEEK, and all PEEK telescopic attachments. Sixty acrylic resin models of mandible were used. Telescopic attachment system
Gujjalapudi Mahalakshmi, Thandra Naga Sruthi, Pradeep Kumar Sharma, Muneendra Thandava, Nirban Mitra, Nirav G Patel, Abhigyan Manas   +6 more
doaj   +1 more source

Zirconia Translucency and Cement Systems as Factors Influencing the Zirconia-Titanium and Zirconia-Zirconia Shear Bond Strength [PDF]

The International Journal of Oral & Maxillofacial Implants, 2019
To evaluate the bonding ability of self-adhesive and dual-cure resin cement systems applied to zirconia materials of different translucency in combination with each other and with titanium.Computer-aided design/computer-assisted manufacture (CAD/CAM) disks of three different zirconia materials (Zenostar MO 0 [medium opacity], MT 0 [medium translucency],
Carrabba M., Nagasawa Y., Parrini S., Doldo T., Wood D., Ferrari M.   +5 more
openaire   +5 more sources

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

, 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   +1 more source

Effect of surface treatments on biaxial flexural strength, fatigue resistance, and fracture toughness of high versus low translucency zirconia

BMC Oral Health, 2022
Background Mechanical surface treatments can deteriorate the mechanical properties of zirconia. This study evaluated and compared the biaxial flexural strength, fracture toughness, and fatigue resistance of high translucency (HT) to low translucency (LT)
Alaaeldin Elraggal, Moustafa Aboushelib, Islam M. Abdel Raheem, Rania R. Afifi   +3 more
doaj   +1 more source

The Fracture Resistance of Additively Manufactured Monolithic Zirconia vs. Bi-Layered Alumina Toughened Zirconia Crowns When Cemented to Zirconia Abutments. Evaluating the Potential of 3D Printing of Ceramic Crowns: An In Vitro Study

Dentistry Journal, 2021
(1) Background: This study compared the fracture resistance of additively manufactured monolithic zirconia and bi-layered alumina toughened zirconia crowns on implants.
Amirali Zandinejad, Marta Revilla-León, Mohammad Mujtaba Methani, Leila Nasiry Khanlar, Dean Morton   +4 more
doaj   +1 more source