Results 11 to 20 of about 132,293 (299)

Thermal decomposition and reaction sintering for synthesis of mullite-zirconia composite using kaolin, γ-alumina and zirconia [PDF]

open access: yesCerâmica, 2021
The refractory materials used in the wall of the furnaces for glass melting can be prepared from mullite-zirconia composite material. The composite of mullite/zirconia was synthesized from Iraqi kaolin, γ-alumina, and zirconia using thermal decomposition
M. A. Aswad   +2 more
doaj   +2 more sources

Dilemmas in zirconia bonding: A review [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2013
This article presents a literature review on the resin bond to zirconia ceramic. Modern esthetic dentistry has highly recognized zirconia, among other ceramic materials.
Obradović-Đuričić Kosovka   +5 more
doaj   +1 more source

Influence of zirconia/glass veneer thickness and implant abutment material on the final shade of implant restorations

open access: yesThe Journal of Indian Prosthodontic Society, 2022
Aim: The aim of this study was to investigate the combined effect of ceramic material, ceramic thickness, and implant abutment background to the final color of restorations. Settings and Design: This was a comparative in vitro study.
Manita Woo   +2 more
doaj   +1 more source

Evaluating dental zirconia [PDF]

open access: yesDental Materials, 2019
To survey simple contact testing protocols for evaluating the mechanical integrity of zirconia dental ceramics. Specifically, to map vital material property variations and to quantify competing damage modes.Exploratory contact tests are conducted on layer structures representative of zirconia crowns on dentin.Sharp-tip micro- and nano-indentations were
Yu, Zhang, Brian R, Lawn
openaire   +2 more sources

Identifikasi Senyawa Flavonoid dari Daun Kembang Bulan (Tithonia Diversifolia) dengan Metode Pereaksi Geser

open access: yesΑl-Kimiya: Jurnal Ilmu Kimia dan Terapan, 2015
ABSTRAK Indonesia adalah salah satu negara yang kaya akan jenis flora yang berkhasiat sebagai tanaman obat. Salah satunya yaitu kembang bulan (Tithonia diversifolia).
Aisyah Zirconia   +2 more
doaj   +1 more source

Retention and Clinical Performance of Zirconia Crowns: A Comprehensive Review

open access: yesInternational Journal of Dentistry, 2020
Zirconia has been used for rehabilitation of edentulous spaces approximately for a decade, and there have been several reports regarding the clinical performance and retention of zirconia crowns.
Fatemeh Soleimani   +4 more
doaj   +1 more source

Scanning Electron Microscopy Analysis and Energy Dispersion X-ray Microanalysis to Evaluate the Effects of Decontamination Chemicals and Heat Sterilization on Implant Surgical Drills: Zirconia vs. Steel

open access: yesApplied Sciences, 2019
Background: Drills are an indispensable tool for dental implant surgery. Today, there are ceramic zirconium dioxide and metal alloy drills available. Osteotomy drills are critical instruments since they come in contact with blood and saliva. Furthermore,
Antonio Scarano   +5 more
doaj   +1 more source

Wear Behavior of Different Generations of Zirconia: Present Literature

open access: yesInternational 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   +3 more
doaj   +1 more source

3Y-TZP electrostatic painting to increase bond strength to dentin and dental prostheses

open access: yesJournal of Materials Research and Technology, 2023
Although the clinical method used to improve the adhesion of zirconia prostheses to other materials is sandblasting or acid etching surface, the failure rate of the bond is high.
Alessandro Brito Thomaz   +4 more
doaj   +1 more source

Marginal Discrepancy and Internal Fit of Bi-Layered and Monolithic Zirconia Fixed Dental Prostheses: An In Vitro Study

open access: yesApplied Sciences, 2023
This in vitro study evaluated the influence of restoration design (bi-layered vs. monolithic) and manufacturing technique on the marginal discrepancy and internal fit of 3-unit zirconia fixed dental prostheses (FDPs).
Majed M. Alsarani   +4 more
doaj   +1 more source

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