In vivo wear pattern of experimental composite resins containing different filler components.

abstract：:Photocatalytic activity from the reaction of titanium oxide with ultraviolet light has recently gained much attention. In particular, there is scientific interest in inducing photocatalytic reactions on Ti-Ni alloy, a material widely used in orthodontic applications. However, it is believed that inducing a photocataly...

journal_title：Dental materials journal

authors： Horiuchi Y,Horiuchi M,Hanawa T,Soma K

更新日期：2007-11-01 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：:This study evaluated the effects of ceramic surface treatment agents on shear bond strengths to ceramic materials with and without thermocycling. Ceramic plates were prepared from feldspathic ceramic; AAA, lithium disilicate ceramic material; IPS e.max Press, zirconia ceramic; Lava. Ceramic surfaces were pretreated wi...

journal_title：Dental materials journal

authors： Noda Y,Nakajima M,Takahashi M,Mamanee T,Hosaka K,Takagaki T,Ikeda M,Foxton RM,Tagami J

更新日期：2017-11-29 00:00:00

abstract：:The possibility of the segregation under solidification process using a centrifugal casting machine was investigated using an electron probe microanalyzer with elemental distribution map, line analysis and quantitative analysis. When a very small quantity of platinum was added to local molten titanium during the casti...

journal_title：Dental materials journal

authors： Watanabe K,Okawa S,Kanatani M,Nakano S,Miyakawa O,Kobayashi M

更新日期：1996-12-01 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 effect of etching for 90 s with low concentrations (0.5, 1.0, 2.0, 3.0, 3.5, and 4.0%) of hydrofluoric acid (HF) on the adhesiveness of computer-aided design/computer-aided manufacturing (CAD/CAM) resin blocks [CERASMART (CS), SHOFU BLOCK HC (HC), KATANA AVENCIA Block(KA), and VITA ENAMIC (EN)] was investigated. E...

journal_title：Dental materials journal

authors： Niizuma Y,Kobayashi M,Toyama T,Manabe A

更新日期：2020-12-03 00:00:00

abstract：:Application of a light-cured porcelain margin is a technique which has been developed recently. In this study, we compared the porcelain margin properties of the porcelain-light-cured resin matrix system and the traditional porcelain-water system, in terms of volumetric shrinkage, density, compressive strength, surfac...

journal_title：Dental materials journal

authors： Lu YS,Yang HW

更新日期：1995-06-01 00:00:00

abstract：:This study aimed to evaluate cyclic fatigue resistance and bending properties and torque/force generation of WaveOne Gold (WOG) Primary in comparison with WaveOne (WO) Primary and Reciproc (RE) R25. A cyclic fatigue test revealed that the WOG Primary took significantly longer time to fracture compared with the WO Prim...

journal_title：Dental materials journal

authors： Fangli T,Maki K,Kimura S,Nishijo M,Tokita D,Ebihara A,Okiji T

更新日期：2019-06-01 00:00:00

abstract：:In tissue engineering, biodegradable polymer materials with both high biocompatibility and high strength are very important as scaffolds for long term use. Therefore, in this research, we tried to prepare the three types of poly(L-lactic acid) (PLLA)/calcium phosphate (CP) hybrid composite for a scaffold biomaterial. ...

journal_title：Dental materials journal

authors： Hamada Y,Fujitani W,Kawaguchi N,Daito K,Niido T,Uchinaka A,Mori S,Kojima Y,Manabe M,Nishida K,Arita K,Nakano T,Matsuura N

更新日期：2012-01-01 00:00:00

abstract：:The mechanical properties of polycarboxylate cements containing 20 mass% of four kinds of aluminoborate whiskers with different fiber lengths and diameters were evaluated. Bending strength of the cements increased with increase in fiber length, whereby the strength of the cement with the longest fiber was about two ti...

journal_title：Dental materials journal

authors： Kurata S,Umemoto K

更新日期：2008-07-01 00:00:00

abstract：:Atmospheric-pressure cold plasma was applied to process the surface of heat-polymerized acrylic resin. Changes to the physical properties and early adherence of Candida albicans were investigated. Alternating current cold plasma with Ar/O2 as working gas was used. Scanning electron microscopy (SEM) and X-ray photoelec...

journal_title：Dental materials journal

authors： Pan H,Wang G,Pan J,Ye G,Sun K,Zhang J,Wang J

更新日期：2015-01-01 00:00:00

abstract：:The behavior of microencapsulated polymerization initiators in dental adhesives is unknown. This study investigated the effects of new microencapsulated initiators in novel, multi-purpose, PMMA-type adhesive resin on the bonding performance and polymerization reactivity. Microencapsulated BPO and 1,3,5-trimethylbarbit...

journal_title：Dental materials journal

authors： Fuchigami K,Ikemura K,Ichizawa K

更新日期：2008-01-01 00:00:00

abstract：:The aim of this study was to investigate the relationship between the different mechanical properties with the filler fraction of various resin composites. Mechanical properties of eighteen different resin composites were investigated in this study; flexural strength (FS), flexural modulus (FM), fracture toughness (FT...

journal_title：Dental materials journal

authors： Jun SK,Kim DA,Goo HJ,Lee HH

更新日期：2013-01-01 00:00:00

abstract：:Present study evaluated effects of addition of Nanoparticles fluorapatite (Nano-FA) on microhardness and fluoride release of a Glass Ionomer Cement (GIC, Fuji IX GP Fast). Forty-eight specimens prepared, divided equally into 4 groups (2 with Nano-FA); after 24 h and one week Vickers microhardness (HV) was measured. Na...

journal_title：Dental materials journal

authors： Moshaverinia M,Borzabadi-Farahani A,Sameni A,Moshaverinia A,Ansari S

更新日期：2016-01-01 00:00:00

abstract：:This study aimed to evaluate the inhibitory effect of experimental pastes containing surface pre-reacted glass ionomer (S-PRG) fillers on enamel demineralization. Bovine blocks were treated twice a day for 4 days by 7 groups; experimental pastes containing 0-30 wt% S-PRG filler (S00, S01, S05, S10, and S30), deionized...

journal_title：Dental materials journal

authors： Nakamura K,Hamba H,Nakashima S,Sadr A,Nikaido T,Oikawa M,Uo M,Tagami J

更新日期：2017-07-26 00:00:00

abstract：:The reinforcement mechanism of dentin mechanical properties by intracanal medicaments was investigated. The dumbbell-shaped specimens were prepared from a collagen sheet, demineralized dentin and organic dissolved dentin. After immersing the specimens in intracanal medicaments (eugenol and formocresol), the tensile te...

journal_title：Dental materials journal

authors： Nakano F,Takahashi H,Nishimura F

更新日期：1999-09-01 00:00:00

abstract：:The influence of temperature and relative humidity (RH) on the bond strength of orthodontic adhesives was investigated. Two self-etching/composite type, one acid-etching/composite type, and one acid-etching/PMMA type of adhesives were examined under different temperature and RH conditions. Orthodontic brackets were bo...

journal_title：Dental materials journal

authors： Rikuta A,Yoshida T,Tsubota K,Tsuchiya H,Tsujimoto A,Ota M,Miyazaki M

更新日期：2008-09-01 00:00:00

abstract：:This study was to evaluate the load bearing capacity of monolithic dental zirconia crowns, and the effect of surface finishing on fracture strength. (1) The zirconia plates were divided into 5 groups and polished by various types of polishing bur, every specimen was analyzed by surface roughness testing, and X-ray dif...

journal_title：Dental materials journal

authors： Yin R,Lee MH,Bae TS,Song KY

更新日期：2019-03-31 00:00:00

abstract：:This study examined the surface microhardness of four kinds of resin composites with different fillers and resin matrices. Ten specimens of 2 mm thickness and 4 mm diameter of each resin composite were polymerized using a halogen light, a blue light-emitted diode, and a plasma arc unit. Microhardness evaluation was pe...

journal_title：Dental materials journal

authors： Hubbezoğlu I,Bolayir G,Doğan OM,Doğan A,Ozer A,Bek B

更新日期：2007-11-01 00:00:00

abstract：:The effect of warm air-blowing on the sealing ability of two one-bottle and one two-bottle silane-containing universal adhesives (UAs) applied to lithium disilicate ceramics (LDS) was evaluated. Tapered cavities prefabricated in LDS blocks (IPS e.max CAD) were treated by the adhesives, air-blown either with normal air...

journal_title：Dental materials journal

authors： Kaykhine P,Tichy A,Abdou A,Hosaka K,Foxton RM,Sumi Y,Nakajima M,Tagami J

更新日期：2020-10-24 00:00:00

abstract：:The aim of this study was to investigate the effect of three metal priming agents on the bond strength of adhesive resin cement to Silver-Zinc-Tin-Indium (Ag-Zn-Sn-In) alloy and pure Ag, Zn, Sn, and In. The specimens were air-abraded with alumina and then primed with one of three metal priming agents: V-Primer, Esteni...

journal_title：Dental materials journal

authors： Imamura N,Kawaguchi T,Shimizu H,Takahashi Y

更新日期：2018-03-30 00:00:00

abstract：:The purpose of this study was to clarify the effect of silver nanoparticles on the behavior of subcritical crack growth (SCG) in dental porcelains. Prior to occurrence of fast fracture in dental porcelains, SCG occurs and leads to strength degradation over time. SCG in dental porcelains can be characterized by the str...

journal_title：Dental materials journal

authors： Fujieda T,Uno M,Ishigami H,Kurachi M,Kamemizu H,Wakamatsu N,Doi Y

更新日期：2013-01-01 00:00:00

abstract：:The in vitro dentin permeability of the constituents of two types of conventional phosphoric acid etching agents which had different viscosities, and their pH changes after being permeated dentin were investigated. It was recognized that, even though the etching was for a short time (one minute) followed by rinsing, t...

journal_title：Dental materials journal

authors： Ishikawa K,Ito S,Hata Y

更新日期：1989-12-01 00:00:00

abstract：:The aim of this study was to clarify the effect of heating rate on the development of both transient and residual stresses in investment molds. Solid, cylindrical, gypsum-based molds were modeled and theoretical calculations made of temperature distributions with a constant heating rate. These calculations used experi...

journal_title：Dental materials journal

authors： Asaoka K,Tesk JA

更新日期：1996-12-01 00:00:00

abstract：:The corrosion behavior of three Ni-Ti alloys with compositions as commercial super-elastic orthodontic wires was investigated using polished plate specimens. Corrosion resistance was estimated by potentiodynamic polarization measurement in 0.9% NaCl and 1% lactic acid solutions and analysis of released metals by atomi...

journal_title：Dental materials journal

authors： Iijima M,Endo K,Ohno H,Mizoguchi I

更新日期：1998-03-01 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：:Three commercially available porcelains bonded to titanium were evaluated to determine the weakest zone of the titanium-porcelain bonding structures. Tensile bond tests were performed for these specimens (NO, DU, and VI) and for Ni-Cr alloy-porcelain bonding samples that served as controls. The maximum bond strengths ...

journal_title：Dental materials journal

authors： Kannari Y,Endo K,Ida Y,Ochi M,Ohno H

更新日期：2014-01-01 00:00:00

abstract：:The extent of polymerization of light-cured composite resins cured in relatively large class II cavities was estimated by measuring Knoop hardness on sectioned surfaces of resin restorations. The influences of the incremental placement technique, exposure time, and post-curing of resin inlay on the extent of polymeriz...

journal_title：Dental materials journal

authors： Hirabayashi S,Hood JA,Hirasawa T

更新日期：1993-12-01 00:00:00

abstract：:Thermal misfit is deemed as one reason for the chipping of veneered zirconia restorations. Aim of the present study was to assess the effect of thermal misfit on the fracture load of veneered zirconia frameworks and to evaluate the applicability of a universal veneering ceramic for both zirconia and titanium framework...

journal_title：Dental materials journal

authors： Fischer J,Stawarczyk B,Tomic M,Strub JR,Hämmerle CH

更新日期：2007-11-01 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