نتایج جستجو برای: titanium compounds
تعداد نتایج: 261828 فیلتر نتایج به سال:
The reaction of lithiated picolines and [TiCl3(η(5)-C5Me5)] leads to several bridging or terminal imido compounds, each of which can be selectively formed by controlling the stoichiometry and temperature. Specifically, the dinuclear imido-bridged [TiCl(η(5)-C5Me5)(μ-NR)]2 (1a, NR = 2-imido-3-picoline; 1b, NR = 2-imido-5-picoline) species and the unusual Ti-Li imido-amido heterobimetallic comple...
The influence of titanium dioxide nanoparticles (pure anatase and 15% N doped anatase) on the growth of Chlorella vulgaris, Haematococcus pluvialis, and Arthrospira platensis was investigated. Results showed that pure anatase can lead to a significant growth inhibition of C. vulgaris and A. platensis (17.0 and 74.1%, resp.), while for H. pluvialis the nanoparticles do not cause a significant in...
Iron and titanium form two known stable intermetallic compounds, FeTi and Fe2Ti. exists above 1000°C , decomposing to FeTi and T i below that temperature. We have briefly noted previousl;’ that one of these compounds, FeTi, will react directly with hydrogen to form a n easily decomposed hydride which may be useful as a hydrogen storage medium. Our primary purpose here is to discuss the Fe-Ti-H ...
Titanium and its alloys are widely used in modern supersonic aircraft rockets, submarines ships, the chemical food industries, as well other areas of technology. In process obtaining titanium from ore, workers may be exposed to metal dust (Ti) dioxide (TiO2), highly toxic compounds – gaseous tetrachloride (TiC14), hydrolysis products, chlorine phosgene vapors. The study influence produc-tion co...
Background and Objective: An everted intestinal sac (EGS) technique has been used to extensively estimate the transport and intestinal absorption in rats. Therefore, a number of factors such as pH and the nature of solvent may play an important role in fatty acid uptake by entrocytes. There are reports indicating that fatty acid transport is affected by many biochemical parameters including tra...
در این تحقیق تولید ترکیب بین فلزی tial نانو ساختار و نانوکامپوزیت tial-al2o3 حاوی درصدهای مختلف فاز تقویت کننده با استفاده از فرآیند آلیاژسازی مکانیکی مورد مطالعه قرار گرفت. تغییرات ایجاد شده در ساختار داخلی و مورفولوژی ذرات پودر بوسیله پراش پرتوایکس (xrd)، میکروسکوپ الکترونی روبشی (sem)، میکروسکوپ الکترونی عبوری (tem) و آنالیز حرارتی (dta) ارزیابی شد. نتایج نشان داد که آلیاژسازی مکانیکی مخلو...
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