Results 1 to 10 of about 28,477 (258)

A study on the discoloration of different dental porcelain systems [PDF]

open access: diamondEuropean Oral Research, 2023
Purpose:This study aimed to investigate the discoloration of four types of dental porcelain systems (feldspathic, monolithic zirconia, lithium disilicate, and leucite glassceramic) with various surface treatments (glazed and mechanically polished) after ...
Mehmet Çağatay Ulucan   +2 more
doaj   +3 more sources

Translucency of a Dental Porcelain Mixed by Two Ceramic Slurry Methods: A Bayesian Comparison [PDF]

open access: yesInternational Journal of Dentistry, 2022
Background. The ceramics industry produces porcelain pastes using a controlled ratio of water and porcelain powder. Two methods are used to produce a dental porcelain paste: one-step mixing or incremental mixing. Objective.
Catalina Serna-Meneses   +7 more
doaj   +2 more sources

Sintering of Dental Porcelain Enamels [PDF]

open access: greenJournal of Dental Research, 1976
This study showed the effects of sintering temperature and atmospheric pressure on the density, tensile strength, and microstructure of porcelain enamels. Although the densities of the opaque porcelains were higher, they were weaker than the gingival porcelains.
Meyer, J. M., O'Brien, W. J., Yu, C. U.
openaire   +5 more sources

PATTERN OF DEMAND FOR MAKING DENTURES AT DENTAL LABORATORY IN SURABAYA CITY, INDONESIA [PDF]

open access: yesJournal of Vocational Health Studies, 2019
Background: Dental laboratory in Surabaya frequently make various kinds of the denture. But surely there is a case that was the most commonly accepted, to adjust to the needs of dental laboratories on the priorities of the work was done, it was necessary
Okti Setyowati   +2 more
doaj   +2 more sources

Relationship between bite force, bruxism, and fractures of teeth and dental restorations [PDF]

open access: yesScientific Reports
The aim of this long-term follow-up study was to investigate the relationship between bite force, bruxism, and fractures of teeth and veneer porcelain of fixed dental prostheses.
Bruno Ramos Chrcanovic   +6 more
doaj   +2 more sources

Predicting thickness distribution of thermoplastic dental aligners via KBKZ-based finite element analysis [PDF]

open access: yesScientific Reports
This study aims to clarify the thickness distribution and its dynamic evolution during the thermoforming of PET thermoplastic dental film for orthodontic appliances using a numerical simulation system based on the KBKZ integral constitutive model.
Lianghong Luo   +3 more
doaj   +2 more sources

Effects of different surface treatments on the color stability of various dental porcelains

open access: goldJournal of Dental Sciences, 2011
Background/purpose: There is a lack of information in the few studies reporting on the stainability of dental porcelain materials. However no studies have been found that investigated effects of polishing methods and staining agents on the color ...
Isil Sarikaya, Ahmet Umut Güler
doaj   +2 more sources

Masking Power of Dental Opaque Porcelains [PDF]

open access: greenJournal of Dental Research, 1984
A technique was developed to qualify the masking power of undiluted opaque dental porcelain by dilution of opaque powder with a clear glaze powder and by extrapolation of quantitative data gathered by reflectance spectrophotometry. Quantification of reflectance data was made on dilute opaque porcelains using the scattering and absorption coefficients ...
Woolsey, G. D.   +2 more
openaire   +4 more sources

Comparative Analysis of the Color Stability of Different Ceramic Materials After Exposure to Staining Solutions

open access: yesJournal of Pharmacy and Bioallied Sciences
Background: The color stability of ceramic dental materials is crucial for maintaining the aesthetic outcomes of dental restorations. Staining from commonly consumed beverages can impact the appearance of these materials, potentially requiring frequent ...
Sarita Aneja   +5 more
doaj   +3 more sources

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