نتایج جستجو برای: decorative coatings
تعداد نتایج: 24842 فیلتر نتایج به سال:
thermal barrier coatings (tbcs) are used to provide thermal insulation to the hot section components of gas turbines in order to enhance the operating temperature and turbine efficiency. hot corrosion and thermal shocks are the main destructive factors in tbcs which comes as a result of oxygen and molten salt diffusion into the coating. in this thesis atmospheric plasma spraying was used to dep...
The PVD techniques range over a wide variety of applications from decorative, to high temperature superconducting films. The thickness of the deposits can vary from angstroms to millimeters. A very large number of inorganic materials—metals, alloys, compounds, and mixtures—as well as some organic materials can be deposited using Physical vapour Deposition (PVD) technologies. Traditionally, the ...
a r t i c l e i n f o Mineral particles are used in many industrial applications as fillers, in coatings, as ad-and absorbers or in catalysis. In these manifold fields the particle size and shape control the final performance and properties of the minerals. Much has been published using different techniques to describe the aspect ratio of platy particles. This study describes a simple method to...
Introduction: Inscriptions are considered as one of the most significant form of decorations that have been used mostly in the mihrabs and involve Quranic verses, prophet’s sayings, religious expressions as well as the date and the name of their creators. The stuccoed mihrabs of the Seljuk and Ilkhanid periods were no exception in which the inscriptions have many visual features including using...
Decorative crystal gel balls are used for decoration purpose. Due to their attractive appearance they may be ingested by children. This may result in grave complications. A case of decorative crystal ball ingestion is being reported in a 6 months old infant who presented with sub acute intestinal obstruction and was operated. Crystal gel balls were causing obstruction of jejunum. Enterotomy and...
Physical Vapor Deposition (PVD) is a widely utilized process in various industrial applications, serving as protective and hard coating. However, its presence fields like fashion has only recently emerged, electroplating processes had previously dominated this reality. The future looks toward the replacement of most hazardous toxic electrochemical processes, especially those involving Cr(VI) cy...
Aluminum target material is an important and widely used in preparations of semiconductor films, integrated circuits, display protective decorative etc. In this study, pure aluminum coatings were deposited on stainless steel substrates by cold-spray technology as part overall project to produce large-size sputtering materials. The results show that exhibit high adhesive strength (~98 MPa), depo...
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