نتایج جستجو برای: platinum vanadium alloy
تعداد نتایج: 80720 فیلتر نتایج به سال:
Total hip arthroplasty (THA) is a common procedure for the treatment of end-stage hip joint disease, and the demand for revision THA will double by 2026. Ti6Al4V (Titanium, 6% Aluminum, and 4% Vanadium) is a kind of alloy commonly used to make hip prothesis. To promote the osseointegration between the prothesis and host bone is very important for the revision THA. The peptide Arg-Gly-Asp (RGD) ...
Potential mechanisms of some selected heavy metals in the induction of inflammation and autoimmunity
Inflammation is a physiological event that protects tissues from infection and injury. Chronic inflammation causes immune cell over activation sustained release of inflammatory cytokines chemokines cause pathologic conditions including autoimmune diseases. Heavy metals exposure affects innate adaptive systems through triggering responses. It seems extended responses could accelerate heavy metal...
Introduction: The process of mixing metals with non metals is called alloying, and the resulting mixture alloy. Alloys are composed of at least two elements, from which one must be metal. They are divided into alloys for fixed partial dentures-FPD (golden, golden-platinum, silver-palladium alloys, alloys for soldering and alloys for metal-ceramic dentures). Purpose: the main purpose is to inves...
Abstract Platinum film thermistor is developed by combining platinum with thin technology, which solves the cost and application problems of components. The principle, fabrication process are introduced. A temperature acquisition device designed. It verified that has characteristics fast response high accuracy. data aluminum alloy plate heated at a single point collected using measurement syste...
The oxygen reduction reaction has been the object of intensive research in an attempt to improve sluggish kinetics that limit performance renewable energy storage and utilization systems. Platinum or platinum bimetallic alloys are common choices as electrode material, but prohibitive costs hamper their use. Complex alloy materials, such high-entropy (HEAs), more generally, multiple principal co...
A number of the papers presented at the International Conference on Magnetism held at the University of Nottingham in September dealt with alloys of the platinum metals. The proceedings will be published shortly by the Institute of Physics and the Physical Society. Papers describing neutron diffraction studies demonstrated the powerfulness of some of the recently developed techniques. Thus G. G...
a simple, rapid and sensitive spectrophotometric method has been proposed for the determinationof vanadium (iv). the method is based on the catalytic effect of v (iv) on the oxidation of alkali blue bypotassium bromate at ph 4. the rate of decrease in the absorbance of alkali blue (at 572 nm) wasproportional to the concentration of v (iv) in the range of 100-6000 ng ml-1. the detection limit wa...
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