نتایج جستجو برای: thermocycling

تعداد نتایج: 779  

ژورنال: مجله دندانپزشکی 2014
روحانیان, احمد , عزیزی, امیر , نوکار, سعید ,

  Background and Aims: Nowadays, the application of all ceramic restorations are being raised, because of their physical characteristics, such as translucency and good appearance. Numerous researchers investigated the impact of surface treatments on the bond strength of zirconia ceramic with resin cements. The aim of this study was to compare the microshear bond strength of Cercon and Zirkonzah...

Journal: :Dental materials journal 1995
K Umemoto S Kurata

Mixed salines, 3-methacryloxypropylsilytriisocyanate and 3-mercaptopropyltrimethoxysilane, were used as primers for adhesion of poly(methyl methacrylate) to porcelain teeth, precious alloys and nonprecious alloys. After thermocycle testing, the mean bond strength of the resin to porcelain, silver alloys and stainless steel were excellent. The fracture patterns of porcelain teeth after thermocyc...

2012
Chia-Chen Chang Chien-Cheng Chen Shih-Chung Wei Hui-Hsin Lu Yang-Hung Liang Chii-Wann Lin

Since the development of the polymerase chain reaction (PCR) technique, genomic information has been retrievable from lesser amounts of DNA than previously possible. PCR-based amplifications require high-precision instruments to perform temperature cycling reactions; further, they are cumbersome for routine clinical use. However, the use of isothermal approaches can eliminate many complications...

Journal: :Journal of the Korea Academia-Industrial cooperation Society 2010

2015
Hyo-Jin Whang Dong-Hoon Shin

OBJECTIVES Some antioxidants are believed to restore dentin bond strength after dental bleaching. This study was done to evaluate the influence of antioxidants on the bond strength of bleached bovine dentin. MATERIALS AND METHODS Thirty incisors were randomly assigned to 10 groups (two unbleached control and eight bleached groups: immediate bonding IB, 4 wk delayed bonding DB, 10% sodium asco...

Journal: :The Journal of prosthetic dentistry 2016
Ozlem Acar Burak Yilmaz Subutay Han Altintas Indumathi Chandrasekaran William M Johnston

STATEMENT OF PROBLEM The color stainability of recently introduced computer-assisted design/computer-assisted manufacturing (CAD/CAM) hybrid ceramic and resin nanoceramic is unknown. PURPOSE The purpose of this in vitro study was to compare the effect of coffee staining on the color of 3 different CAD/CAM restorative materials and a nanocomposite resin. MATERIAL AND METHODS Specimens from a...

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