The effects of sintering temperature and duration on the flexural strength and grain size of zirconia [0.03%]
烧结温度和时间对锆刚玉的弯曲强度和晶粒尺寸的影响
Nuri Murat Ersoy,Hasan Murat Aydoğdu,Beyza Ünalan Değirmenci et al.
Nuri Murat Ersoy et al.
Objective: This study investigated the effect of different sintering temperatures and times on the flexural strength and grain size of zirconia. Material and methods: Zirconia specimens (In-Coris ZI, In-Coris TZI, 120 samples) were prepared...
Fracture of porcelain-veneered gold-alloy and zirconia molar crowns using a modified test set-up [0.03%]
改良测试装置下瓷饰金合金和锆刚玉摩尔牙冠的裂纹检测
Christel Larsson,Marko Drazic,Eddie Nilsson et al.
Christel Larsson et al.
Objective: The main aim of this study was to compare fracture load and fracture mode of yttria-stabilized tetragonal zirconia polycrystal (Y-TZP) and metal-ceramic (MC) molar crowns using a modified test set-up to produce fractures similar ...
Efficacy of whitening oral rinses and dentifrices on color stability of bleached teeth [0.03%]
漂白牙的脱色稳定性的美白漱口水和牙膏的有效性
Muhammet Karadas
Muhammet Karadas
Objective: This study aimed to evaluate the effect of whitening toothpastes and mouthrinses on the color stability of teeth bleached with 16% carbamide peroxide (CP) after immersion in coffee solution. Materials and methods: Specimens obtai...
Influence of peak oral temperatures on veneer-core interface stress state [0.03%]
峰值口腔温度对贴面-内核界面应力状态的影响
Massimo Marrelli,Antonella Pujia,Davide Apicella et al.
Massimo Marrelli et al.
Objective: There is a growing interest for the use of Y-TZP zirconia as core material in veneered all-ceramic prostheses. The objective of this study was to evaluate the influence of CET on the stress distribution of a porcelain layered to ...
Effect of various intracanal medicaments on the bond strength of self-adhesive resin cement to root canal dentin [0.03%]
不同根管内制剂对自粘树脂水泥与根管牙本质粘结强度影响的体外研究
Hakan Arslan,Hüseyin Sinan Topcuoglu,Gokhan Saygili et al.
Hakan Arslan et al.
Objective: It has been shown that the irrigating solutions and medicament used during root canal treatment may affect the bonding strength. The aim of this study was to evaluate the effect of triple antibiotic paste (TAP), double antibiotic...
Effects of six different preventive treatments on the shear bond strength of orthodontic brackets: in vitro study [0.03%]
六种不同预防性治疗方法对正畸托槽剪切 bonding 强度影响的体外实验研究
Gianguido Cossellu,Valentina Lanteri,Andrea Butera et al.
Gianguido Cossellu et al.
Objective: The aim of this study is to evaluate the effect of six different prophylactic agents on shear bond strength (SBS) of orthodontic brackets. Materials and methods: One hundred twenty-six freshly extracted mandibular bovine incisors...
The effect of short fiber composite base on microleakage and load-bearing capacity of posterior restorations [0.03%]
短纤维复合基底对后牙充填修复体微渗漏及承载能力的影响
Sufyan K Garoushi,Marwa Hatem,Lippo V J Lassila et al.
Sufyan K Garoushi et al.
Objectives: To determine the marginal microleakage of Class II restorations made with different composite base materials and the static load-bearing capacity of direct composite onlay restorations. Methods: Class II cavities were prepared i...
Effectiveness of different irrigation protocols on calcium hydroxide removal from simulated immature teeth after apexification [0.03%]
不同冲洗方案对根尖塑形后模拟年轻恒牙钙制剂去除效果的比较研究
Evren Ok,Mustafa Altunsoy,Mehmet Tanriver et al.
Evren Ok et al.
Aim: To evaluate the effectiveness of different irrigation solutions and ultrasonic activation of the irrigation solutions on the removal of calcium hydroxide (Ca(OH)2) from the simulated immature root canals after apexification. Materials ...
Apatite precipitation on a novel fast-setting calcium silicate cement containing fluoride [0.03%]
含氟新型速凝硅钙水泥诱导新生物矿化磷灰石研究
Bahram Ranjkesh,Jacques Chevallier,Hamideh Salehi et al.
Bahram Ranjkesh et al.
Aim: Calcium silicate cements are widely used in endodontics. Novel fast-setting calcium silicate cement with fluoride (Protooth) has been developed for potential applications in teeth crowns including cavity lining and cementation. Objecti...
Keisuke Nakamura,Mathieu Mouhat,John Magnus Nergård et al.
Keisuke Nakamura et al.
Objectives The present study investigated the effect of cements on fracture resistance of monolithic zirconia crowns in relation to their compressive strength. Materials and methods Four different cements were tested: zinc phosphate cement ...