Effect of finishing condition on fracture strength of monolithic zirconia crowns.

abstract：:The purpose of this study was to analyze the ultrastructures and chemical compositions of precipitates formed on mineral trioxide aggregate (MTA; White ProRoot MTA) immersed in distilled water (DW) or phosphate buffered saline (PBS), based on the attribution that MTA's bioactivity and sealing ability are influenced by...

journal_title：Dental materials journal

authors： Han L,Okiji T,Okawa S

更新日期：2010-10-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of remaining dentin thickness (RDT) and long term water storage on dentin bond strength in-vitro. Twenty-seven third molars were randomly divided into 3 groups: Clearfil Bond SE ONE (SE1, Kuraray Noritake Dental, Okayama, Japan), G-Bond plus (GB, GC, Tokyo, Japan...

journal_title：Dental materials journal

authors： Ting S,Chowdhury AFMA,Sun J,Kakuda S,Sidhu SK,Yoshida Y,Selimovic D,Sano H

更新日期：2018-07-29 00:00:00

abstract：:A new type of self-etching agent, the single-step adhesive, was developed. The purpose of this study was to investigate the difference in the ultrastructural features of enamel and dentin surfaces following application of the prototype single-step adhesive (EXM618, 3M, MN, USA). Extracted caries-free human premolars w...

journal_title：Dental materials journal

authors： Han L,Cruz E,Fukushima M,Okamoto A,Okiji T

更新日期：2004-09-01 00:00:00

abstract：:This in vitro study aimed to evaluate the effect of two different polymer-based CAD/CAM materials; resin-nano ceramic (Lava Ultimate [LVU]) and composite (CERASMART [CS]), their different surface pre-treatments, and use of different resin cements on the µTBS of adhesively bonded CAD/CAM onlays to dentin. CAD/CAM mater...

journal_title：Dental materials journal

authors： Capa N,Say EC,Celebi C,Casur A

更新日期：2019-02-08 00:00:00

abstract：:This study investigated the contrast ratio and grain size depending on sintering parameters of twelve different zirconia materials and compared with glass-ceramic (N=156, n=12 per group). Contrast ratio of all ceramics was measured using a spectrophotometer according to ISO 2471: 2008. Grain sizes of zirconia were det...

journal_title：Dental materials journal

authors： Stawarczyk B,Emslander A,Roos M,Sener B,Noack F,Keul C

更新日期：2014-01-01 00:00:00

abstract：:Previously, high temperature properties of the silver-palladium-copper-gold alloy were investigated. In this study, the thermal expansion percentage and coefficient, and high temperature strengths of ADAS Type 3 gold alloy were investigated up to the liquidus temperature. Furthermore, microstructural and compositional...

journal_title：Dental materials journal

authors： Nagasawa S,Yoshida T,Terashima N,Mizoguchi T,Yagasaki H,Kamijo K,Ito M,Platt JA,Oshida Y

更新日期：2004-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the effect of different polymerization cycles on the flexural strengths and microhardness of two denture base materials (Meliodent and Paladent). Heat-polymerized acrylic resin specimens (65.0 mm long×10.0 mm wide×2.5 mm in height) were prepared using different short and long ...

journal_title：Dental materials journal

authors： Gungor H,Gundogdu M,Alkurt M,Yesil Duymus Z

更新日期：2017-03-31 00:00:00

abstract：:The mechanical properties of resin-modified "hybrid" glass-ionomers, for both restorative and liner/base applications, were assessed by a flexural test and compared with those of conventional acid-base glass-ionomers. Flexural strength, flexural modulus, and the modulus of resilience were determined 30 minutes after m...

journal_title：Dental materials journal

authors： Momoi Y,Hirosaki K,Kohno A,McCabe JF

更新日期：1995-12-01 00:00:00

abstract：:The biaxial flexural strength and cyclic fatigue biaxial flexural strength of CAD/CAM ceramics polished with #220, 400, 600 and 1000 diamond pads were measured in an effort to determine the effect of surface roughness on fatigue behavior of dental ceramics. The surface roughness was improved after polishing with a sma...

journal_title：Dental materials journal

authors： Nakazato T,Takahashi H,Yamamoto M,Nishimura F,Kurosaki N

更新日期：1999-12-01 00:00:00

abstract：:Initial attachment of human oral keratinocytes (HOKs) cultured on mirror-surfaced commercially pure titanium (Ti) or yttria-stabilized tetragonal zirconia polycrystals (TZP) was investigated. Numbers of viable attached HOKs, their mRNAs and proteins expression of laminin γ2 and integrin β4 were evaluated using the WST...

journal_title：Dental materials journal

authors： Kimura Y,Matsuzaka K,Yoshinari M,Inoue T

更新日期：2012-01-01 00:00:00

abstract：:The purpose of this study was to determine the bonding durability when a Megabond self-etching primer is used with 4-META/MMA-TBB resin to bond metal orthodontic brackets to human premolar enamel. Three conditions of enamel were prepared: Megabond self-etching primer without saliva contamination, Megabond self-etching...

journal_title：Dental materials journal

authors： Sirirungrojying S,Hayakawa T,Saito K,Meguro D,Nemoto K,Kasai K

更新日期：2004-09-01 00:00:00

abstract：:Enamel demineralization is one of the most undesired side effects of fixed orthodontic treatment, which will lead to white spot lesions (WSLs) on tooth surfaces. The development of WSLs is due to prolonged accumulation of bacterial plaque and associated acid production. Self-etching adhesives have been used in orthodo...

journal_title：Dental materials journal

authors： Wang X,Zhang N,Wang B,Park SR,Weir MD,Xu HHK,Bai Y

更新日期：2018-07-29 00:00:00

abstract：:The aim of our study was twofold: to immobilize an organosilicon quaternary ammonium salt (3-(trimethoxysilyl)-propyldimethyl-octadecyl ammonium chloride, Si-QAC) on the surface of pure titanium and to investigate the antimicrobial activity of Si-QAC-immobilized titanium against microbial adherence and biofilm formati...

journal_title：Dental materials journal

authors： Nikawa H,Ishida K,Hamada T,Satoda T,Murayama T,Takemoto T,Tamamoto M,Tajima H,Shimoe S,Fujimoto H,Makihira S

更新日期：2005-12-01 00:00:00

abstract：:Different types of calcium phosphate compounds are commercially available for medical and dental applications as bone substitute materials. Biological apatites contain several kinds of minor elements such as carbonate (CO3), magnesium (Mg), and fluoride (F) in enamel, dentin, and bone. It has been shown that F ion and...

journal_title：Dental materials journal

authors： Inoue M,Nagatsuka H,Tsujigiwa H,Inoue M,LeGeros RZ,Yamamoto T,Nagai N

更新日期：2005-09-01 00:00:00

abstract：:This research was conducted to investigate the bond strength between artificial teeth and a thermoplastic denture base resin for injection molding with different surface preparations for use in flexible resin removable partial dentures. Composite resin denture teeth and acrylic denture resin teeth were bonded to three...

journal_title：Dental materials journal

authors： Tashiro S,Kawaguchi T,Hamanaka I,Takahashi Y

更新日期：2021-01-15 00:00:00

abstract：:High-power light-curing units have emerged that reduce the time of procedures in dental clinical work. However, patients sometimes complain of pain during the polymerization of composite resin. In this experiment, we investigated how differences in light-curing mode affect the temperature rise during composite resin p...

journal_title：Dental materials journal

authors： Hori M,Fujimoto K,Asakura M,Nagase Y,Mieki A,Kawai T

更新日期：2019-07-31 00:00:00

abstract：:Temperature dependencies of thermal expansion coefficients for the alloys of Pd-Ag, Pd-Cu and Pd-Co binary systems were measured at temperatures up to 900 degrees C, with heating and cooling rates of 5 degrees C/min. The coefficient of thermal expansion of alloys with no transformation in the temperature range of inte...

journal_title：Dental materials journal

authors： Asaoka K,Kuwayama N

更新日期：1990-06-01 00:00:00

abstract：:We evaluated whether the pre-treatment of radicular dentin by ED Primer containing different concentrations of chlorhexidine can improve the bond durability of fiber post to radicular dentin. Experimental ED primers containing different concentrations of chlorhexidine (0%, 0.5% and 1.0%) were prepared. Thirty extracte...

journal_title：Dental materials journal

authors： Zhou J,Yang X,Chen L,Liu X,Ma L,Tan J

更新日期：2013-01-01 00:00:00

abstract：:The purpose of this study was to evaluate the influence of heating, cast bonding, and subsequent polishing procedures on attractive force of magnetic attachments. Two magnetic attachment systems with keepers of different chemical compositions (Hicorexslim 3013, 447J1; Magfit EX400, AUM20) were employed. Keepers examin...

journal_title：Dental materials journal

authors： Ohashi N,Koizumi H,Ishikawa Y,Furuchi M,Matsumura H,Tanoue N

更新日期：2007-05-01 00:00:00

abstract：:This study compared bovine serum albumin (BSA) adsorption onto octacalcium phosphate (OCP) materials prepared from two wet preparations in the absence (w-OCP) and presence (c-OCP) of gelatin. Raman spectroscopy was used to analyze the BSA adsorption onto OCPs in a 150 mM Tris-HCl buffer containing 0.5 mM calcium and i...

journal_title：Dental materials journal

authors： Tsuchiya K,Hamai R,Sakai S,Suzuki O

更新日期：2020-09-29 00:00:00

abstract：:To elucidate the mechanism of dimensional changes in alginate impression in solutions, the relationship between the ion concentrations in three types of solutions (nonelectrolyte and monovalent and divalent metallic salts) and change in gel volume was examined. The gel in the monovalent metallic salt solution expanded...

journal_title：Dental materials journal

authors： Saitoh S,Araki Y,Kon R,Katsura H,Taira M

更新日期：2000-12-01 00:00:00

abstract：:The purpose of this study was to evaluate the effects of dentin attrition, phosphoric acid etching, and cyclic loading on the microtensile bond strength (microTBS) of a self-etching adhesive system to dentin. Flat dentin surfaces of human molars were assigned to eight experimental groups based on those with or without...

journal_title：Dental materials journal

authors： Shinkai K,Ebihara T,Shirono M,Seki H,Wakaki S,Suzuki M,Suzuki S,Katoh Y

更新日期：2009-03-01 00:00:00

abstract：:In this study, effects of the degree of dissociation of acids on the hydrolysis rate of methoxy group in γ-methacryloxypropyltrimethoxysilane (γ-MPS) and the adsorption characteristics of γ-MPS on ceramic surfaces were studied using acetic, phosphoric, and hydrochloric acids. Hydrolytic stability of γ-MPS adsorption l...

journal_title：Dental materials journal

authors： Aoki N,Kimoto S,Tanimura H,Nishiyama N,Aida M

更新日期：2014-01-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of modifying aluminum oxide slips with magnesium oxide (MgO) to create a jointing material for In-Ceram Alumina. Jointed In-Ceram Alumina bars with In-Ceram Alumina slips containing 0-1.0 mass% MgO were examined by a three-point bending test. Joint-free bars were...

journal_title：Dental materials journal

authors： Odatsu T,Sawase T,Kamada K,Taira Y,Shiraishi T,Atsuta M

更新日期：2008-03-01 00:00:00

abstract：:This study evaluated the polymerization shrinkage, flexural and compressive properties of low-shrinkage resin composites. For the study, four methacrylate-based and one silorane-based resin composites were light cured using three different light-curing units (LCUs) and their polymerization shrinkage, flexural (strengt...

journal_title：Dental materials journal

authors： Park JK,Lee GH,Kim JH,Park MG,Ko CC,Kim HI,Kwon YH

更新日期：2014-01-01 00:00:00

abstract：:Mechanical responses of the test specimen under bidirectional and unidirectional loading were investigated using a newly developed masticatory simulator. The simulator adopted a four-bar linkage mechanism to create both loading patterns. Scratch/occlusal contact characteristics, contact force profiles and the fracture...

journal_title：Dental materials journal

authors： Singhatanadgit W,Junkaew P,Singhatanadgid P

更新日期：2016-01-01 00:00:00

abstract：:In this study, different glasses were investigated to improve reusable investments. Borosilicate glass (BSG) powder and soda-lime glass (SLG) powder were prepared by milling broken beakers and microscope slides, respectively, and used in experimental investments (I-BSG, I-SLG) by blending glass powder (10 wt%) with cr...

journal_title：Dental materials journal

authors： Yagi S,Zhang Z,Aida Y,Hotta Y,Tamaki Y,Miyazaki T

更新日期：2011-01-01 00:00:00

abstract：:The aim of this investigation was to evaluate the metal-ceramic bonding of Au-1.6 wt% Ti alloy. Therefore, the coefficient of thermal expansion, modulus of elasticity, ceramic bonding strength, and hardness of Au-1.6 wt% Ti alloy were measured. The metal-ceramic interface was observed by EPMA to investigate its bondin...

journal_title：Dental materials journal

authors： Ito M,Kikuchi M,Okuno O,Kimura K

更新日期：2005-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the effect of various incremental filling techniques on adhesion between composite and cavity floor using light-cured resin composite. Black ABS resin and hybrid resin composite were used as mold materials--instead of dentin--for the preparation of cavities, and standardized t...

journal_title：Dental materials journal

authors： Chikawa H,Inai N,Cho E,Kishikawa R,Otsuki M,Foxton RM,Tagami J

更新日期：2006-09-01 00:00:00

abstract：:The depths of cure and the distributions of degree of conversion (DC), polymerization conversion (PC) and percent pendant double bonds (PDB) of light-cured composite resins cured under various intensities of light were investigated. When the total amount of exposure, represented by the product of the light intensity a...

journal_title：Dental materials journal

authors： Nomoto R,Uchida K,Hirasawa T

更新日期：1994-12-01 00:00:00