Results 21 to 30 of about 77,720 (307)

The influence of metal substrates and porcelains on the shade of metal-ceramic complex: A spectrophotometric study

open access: yesIndian Journal of Dental Research, 2012
Background: The final esthetic outcome of a metal-ceramic restoration is influenced by several factors including the type of the underlying metal as well as the brand of the ceramic. Settings and Design: An in vitro study.
Kavitha Janardanan   +2 more
doaj   +1 more source

Ion release from experimental Au–Pt-based metal–ceramic alloys [PDF]

open access: yesDental Materials, 2010
The aim of the study was to assess the effect of individual metallic elements within experimental Au-Pt-based dental alloys for porcelain veneering on ion release.A binary Au-10at% Pt alloy (AP10) was designed as a parent alloy. Six ternary AP10-X (X=In/Fe/Sn/Zn) and four quaternary (AP10-In2)-Y (Y=Fe/Sn/Zn) alloys containing oxide-forming elements, X ...
Johnson, A.   +2 more
openaire   +3 more sources

Processing and Properties of Aluminum and Magnesium Based Composites Containing Amorphous Reinforcement: A Review

open access: yesMetals, 2015
This review deals with the processing and properties of novel lightweight metal matrix composites. Conventionally, hard and strong ceramic particles are used as reinforcement to fabricate metal matrix composites (MMCs).
Jayalakshmi Subramanian   +2 more
doaj   +1 more source

Review on the possible tool materials for friction stir welding of steel plates [PDF]

open access: yes, 2014
The friction stir welding (FSW) process is mainly used in industrial applications for joining low melting temperature materials such as aluminium and magnesium. FSW has many advantages in comparison with conventional fusion arc welding.
De Waele, Wim   +4 more
core   +1 more source

Effect of Recasted Material Addition on the Quality of Metal-Ceramic Bond: A Macro-, Micro-, and Nanostudy

open access: yesAdvances in Materials Science and Engineering, 2018
Using the recasted alloys in dental prosthetics could affect the quality of the metal-ceramic bond. However, scientists, alloys producers, and prosthetists are still of different opinions.
Karolina Beer–Lech   +4 more
doaj   +1 more source

Oxidation heat treatment affecting metal-ceramic bonding

open access: yesIndian Journal of Dental Research, 2011
Aim of the Study: There is dearth of literature regarding the effects of oxidation heat treatment (OHT) as surface pretreatments on bond strength of base metal alloys and porcelain.
Shraddha Rathi   +3 more
doaj   +1 more source

Clinical Evaluation of Corrosion Resistance, Ion Release, and Biocompatibility of CoCr Alloy for Metal-Ceramic Restorations Produced by CAD/CAM Technologies

open access: yesDentistry Journal, 2023
Background. CAD/CAM technologies facilitate using powder CoCr alloys to produce metal-ceramic dental restorations. However, base alloys may induce oxidative stress in the oral cavity due to corrosion and ion release.
Zlatina Tomova   +6 more
doaj   +1 more source

Mechanisms of High Temperature Degradation of Thermal Barrier Coatings. [PDF]

open access: yes, 2009
Thermal barrier coatings (TBCs) are crucial for increasing the turbine inlet temperature (and hence efficiency) of gas turbine engines. The thesis describes PhD research aimed at improving understanding of the thermal cycling failure mechanisms of ...
Wu, Rudder T.C., Wu, Rudder T.C.
core   +1 more source

New gold dental alloy for metal-ceramic restorations [PDF]

open access: yesStomatoloski glasnik Srbije, 2006
Introduction: Porcelain to metal fused alloys with Au content are most frequently used in dentistry. Their characteristic is high biocompatibility and well fusion to ceramics. Aim of the study: The aim of this study was to present the procedure of production and technology of developing the new dental alloy with high gold content (Au).
Rudolf, Rebeka   +4 more
openaire   +3 more sources

Environmental protection of titanium alloys in centrifugal compressors at 500°C in saline atmosphere [PDF]

open access: yes, 2004
The use of the titanium alloy Ti-6246 (Ti–6Al–2Sn–4Zr–6Mo, wt-%) for gas turbine compressors allows an increase in working temperature and stress level.
BEGUIN J. D.   +10 more
core   +3 more sources

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