Results 21 to 30 of about 77,459 (311)

Effect of Support Structure in Au/Al2O3-TiO2 Catalysts in Low-Temperature CO Oxidation

E3S Web of Conferences, 2016
The aim of this study was to determine the effect of the support phase composition (Al2O3–TiO2) and the addition of gold on the catalytic properties in low-temperature CO oxidation.
Rajska Maria, Długosz Piotr, Zybała Rafał   +2 more
doaj   +1 more source

Obtaining uniform ceramic-like coatings on compact details made of metal alloys of the valve group by microarc oxidation in the internal cavities of the counter electrodes

Известия высших учебных заведений. Поволжский регион:Технические науки, 2023
Background. The object of the study is ceramic-like coatings formed by microarc oxidation on details made of valve metal alloys. The subject of the study is the processes of formation of the structure and properties of ceramic-like coatings when they ...
O.E. Tchufistov, A.N. Zolkin, E.A. Tchufistov, A.I. Pavlov   +3 more
doaj   +1 more source

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

Indian 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, Sreelal Thankappan Pillai, Harshakumar Karunakaran   +2 more
doaj   +1 more source

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

Dental 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., Shiraishi, T., Al-Salehi, S.K.   +2 more
openaire   +3 more sources

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

Metals, 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, Sankaranarayanan Seetharaman, Manoj Gupta   +2 more
doaj   +1 more source

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

, 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

Carbon steel wettability characteristics enhancement for improved enamelling using a 1.2 kW high power diode laser [PDF]

, 2000
High-power diode laser (HPDL) surface treatment of a common engineering carbon steel(EN8) was found to effect significant changes to the wettability characteristics of the metal.
Agarwala, Agathopoulos, Bourell, Cassie, Chidambaram, Fowkes, Girifalco, Heitz, Henari, J Lawrence, Jaycock, L Li, Lawrence, Lawrence, Lawrence, Li, Li, Li, Neumann, Nikopoulos, Olfert, Ueki, Wenzel, Zhou, Zhou, Zhou   +25 more
core   +1 more source

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

Advances 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, Krzysztof Pałka, Anna Skic, Barbara Surowska, Krzysztof Gołacki   +4 more
doaj   +1 more source

Oxidation heat treatment affecting metal-ceramic bonding

Indian 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, Hari Parkash, B Chittaranjan, Akshaya Bhargava   +3 more
doaj   +1 more source

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

, 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, Deplus, K, Faes, K, Sierens, A, Vanvooren, J   +4 more
core   +1 more source