نتایج جستجو برای: amalgams
تعداد نتایج: 538 فیلتر نتایج به سال:
IT HAS been well established that the characteristics of dental amalgams are subject to wide variation as the result of changes in formulae, manufacturing methods, and trituration and packing procedures. Trituration and packing procedures are under the control of the operator. In any given alloy we expect to find that undertrituration will produce low crushing strength, high flow and higher tha...
Background and Aim: Nowadays, esthetic dentistry has become an important part of modern dentistry. Bleaching is considered as a conservative, safe and effective way for treatment of discolored teeth. Although bleaching is commonly used on anterior teeth, the bleaching gel may come into contact with patient's former amalgam restorations and result in corrosive effects, dissolution of amalgam pha...
We present a new family of locally 5–arc transitive graphs. The graphs constructed are bipartite with valency {2m + 1, 2m}. The actions of the automorphism group on the two bipartite halves are distinctly different and the corresponding amalgams are new.
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