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Effect of barium silicate filler content on mechanical properties of resin nanoceramics for additive manufacturing

Won S, Ko KH, Park CJ, Cho LR, Huh YH

PURPOSE. The purpose of this study was to investigate the effect of barium silicate filler contents on mechanical properties of resin nanoceramics (RNCs) for additive manufacturing (AM). MATERIALS AND METHODS....
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Literature review on fractography of dental ceramics

Song MG, Cha MS, Ko KH, Huh YH, Park CJ, Cho LR

The clinical applicability of ceramics can be increased by analyzing the causes of fractures after fracture testing of dental ceramics. Fractography to analyze the cause of fracture of dental ceramics...
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Dental applications of ceramic materials for aesthetic restoration and their future prospects

Bae TS, Lee MH, Shin JW

With the increasing demand for aesthetic restorations by patients, there is an increasing interest in ceramic restorative materials that can be applied not only to the anterior region but also...
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Occupational Exposure to Refractory Ceramic Fibers in the Semiconductor Scrubber Manufacturing Industry

Song S, Kim S, Kim D, Yoon C

Background Refractory ceramic fibers (RCFs) are a suspected carcinogen but have been widely used as insulations. Depending on the temperature, RCFs can transform into crystalline SiO2, which is a carcinogen that...
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The Wear Rate and Survivorship in Total Hip Arthroplasty Using a Third-generation Ceramic Head on a Conventional Polyethylene Liner: A Minimum of 15-year Follow-up

Shim BJ, Park SJ, Park CH

Purpose: The purpose of this study was to evaluate the wear and survival rates of third-generation ceramic heads on a conventional ultra-high molecular weight polyethylene liner. Materials and Methods: A total...
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Surgeons’ Awareness and Impaction Technique of a Ceramic Liner into a Metal Shell

Kim HS, Park JW, Lee YK, Porporati AA, Ha YC, Koo KH

Background: In ceramic-on-ceramic total hip arthroplasty, firm locking is necessary between a ceramic liner and an acetabular metal shell to prevent dissociation of the liner from the metal shell. We...
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Machinability evaluation of ceramic blocks for CAM by merlon fracture test model

Lee H, Bae JM, Oh S

In this study, the machinability of two silica-based and two zirconia-based ceramic blocks was evaluated by using the Merlon fracture test model in accordance with the International Standard “ISO/DIS 18675...
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Literature review on the experimental method and interpretation of the edge chipping test (ECT)

Song MG, Ko KH, Huh YH, Park CJ, Cho LR

In vitro studies are essential to predict the clinical performance of ceramic widely used as restorative materials. Traditional experiments such as fracture toughness and flexural strength have been used to...
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Effect of cooling rate during porcelain firing on the optical properties of 3 mol% yttria-stabilized zirconia

Shin HJ, Kwon YH, Seol HJ

This study investigated the effect of the difference in the cooling rates on the optical properties of zirconia during the simulated firing of porcelain, without a porcelain layer on a...
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Comparison of Temperatures of the Resin Cement in Polycrystalline Ceramic Brackets Irradiated Using a Diode Laser

Son YT, Son K, Kim KM, Lee JM, Kim JW, Yu W, Lee KB

Purpose: The primary objective of this study was to evaluate the change in the temperature of the adhesive resin in polycrystalline ceramic brackets irradiated using a diode laser at different...
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Mechanical behavior and microstructural characterization of different zirconia polycrystals in different thicknesses

Arcila LVC, Ramos NdC, Campos TMB, Dapieve KS, Valandro LF, Melo RMd, Bottino MA

PURPOSE To characterize the microstructure of three yttria partially stabilized zirconia ceramics and to compare their hardness, indentation fracture resistance (IFR), biaxial flexural strength (BFS), and fatigue flexural strength. MATERIALS AND METHODS Disc-shaped...
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Monolithic zirconia crowns: effect of thickness reduction on fatigue behavior and failure load

Prott LS, Spitznagel FA, Bonfante EA, Malassa MA, Gierthmuehlen PC

PURPOSE The objective of this study was to evaluate the effect of thickness reduction and fatigue on the failure load of monolithic zirconia crowns. MATERIALS AND METHODS 140 CAD-CAM fabricated crowns...
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Microshear bond strength of dual-cure resin cement in zirconia after different cleaning techniques: an in vitro study

Atoche-Socola KJ, Arriola-Guillén LE, López-Flores AI, Garcia IM, Huertas-Mogollón G, Collares FM, Branco Leitune VC

PURPOSE This study aimed to compare the microshear bond strength (µSBS) of dual-cure resin cement in CAD-CAM zirconia after different cleaning techniques. MATERIALS AND METHODS Fifty discs of zirconia-based ceramic from...
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Clinical performance of esthetic ceramic partial-coverage restorations with supra-gingival margin using minimally invasive tooth preparation method according to the concept of adhesive dentistry

Hong MS, Choi YS, Lee JH, Ha SR

With the rapid development of aesthetic ceramic materials and resin adhesives, the transition from metal ceramic crown to all-ceramic restoration is being actively carried out. When making porcelain restorations, the...
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Micro-shear bond strengths of resin-matrix ceramics subjected to different surface conditioning strategies with or without coupling agent application

Günal-Abduljalil B, Önöral , Ongun S

Purpose This study aimed to assess the influence of various micromechanical surface conditioning (MSC) strategies with or without coupling agent (silane) application on the micro-shear bond strength (µSBS) of resin-...
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Review on additive manufacturing of dental materials

Won S, Kang HG, Ko KH, Huh YH, Park CJ, Cho LR

Additive manufacturing (AM) for dental materials can produce more complex forms than conventional manufacturing methods. Compared to milling processing, AM consumes less equipment and materials, making sustainability an advantage. AM can...
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Effect of the cooling rate on characteristics of zirconia core ceramics during porcelain firing

Cho MH, Seol HJ

The effect of the cooling rate on changes in hardness, flexural strength, and microstructure of zirconia core ceramics was investigated during simulated porcelain firing without layering porcelain on the zirconia...
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Influence of toothbrush abrasion and surface treatments on the color and translucency of resin infiltrated hybrid ceramics

Labban N, Al Amri M, Alhijji S, Alnafaiy S, Alfouzan A, Iskandar M, Feitosa S

PURPOSE The study compared the color change, lightness, and translucency of hybrid resin ceramics exposed to toothbrush abrasion and surface treatment. MATERIALS AND METHODS Four hybrid ceramics [Lava Ultimate (LU),...
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The effect of cooling rate on hardness and microstructure of a metal-ceramic Au-Pt-Pd alloy during simulated firing

Jeong JI, Shin HJ, Kwon YH, Seol HJ

In this study, Au-Pt-Pd metal-ceramic alloy was examined by varying cooling rate during simulated porcelain firing cycles to investigate the effect of cooling rate on hardness and related microstructure during...
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How adjustment could affect internal and marginal adaptation of CAD/CAM crowns made with different materials

Hasanzade M, Moharrami M, Alikhasi M

PURPOSE Recently introduced hybrid and reinforced glass ceramic computer-aided design/computer-aided manufacturing (CAD/CAM) materials have been used for full-coverage restorations. However; the effect of adjustment and type of materials on internal...
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