نتایج جستجو برای: nicl2
تعداد نتایج: 357 فیلتر نتایج به سال:
A New Reagent System for Modified Ullmann-Type Coupling Reactions: NiCl2(PPh3)2/PPh3/Zn/NaH/Toluene.
We investigate the corrosion behavior on microstructure of CoCrFeMnNi high-entropy thin film potentiodynamic alloys electrodeposited aluminum support. Using electrolytes based dimethyformamide (DMF), (HCON(CH₃)₂), dimethylsulfoxide (DMSO, (CH3)2SO), an acetonitrile (AN, CH3CN) organic system (4:1 vol. ratio), LiClO4 in different concentrations and CoCl2, CrCl3 × 6H2O, FeCl2 4H2O, MnCl2 4H2O NiC...
The objective of this research work is to optimize the time of exposure for hot dip galvanizing of mild steel, so as to achieve such a microstructure of zinc coating that protects mild steel for long against atmospheric corrosion. In order to decide the above mentioned parameter the polished samples, one at a time, were dipped in to 500 g molten zinc at 460 to 470 oC in the crucible for a diffe...
NaOH, dolomite and NiCl2 were used as catalysts to examine their effects on co–pyrolysis with waste bicycle tires (WT) engine oil (WEO). The pyrolysis behaviors investigated by thermogravimetric analysis. activation energy of the catalytic main reaction stage was derived Kissinger–Akahira–Sunose (KAS) method under four different heating rates conditions. calculations show that all three can red...
Nickel (Ni) is an essential resource in many industries. However, as the industrial use of Ni increases, its impact environmental pollutant has also increased. Accordingly, effective treatment processes are required. In this study, hybrid capacitive deionization (HCDI) with Ag-coated activated carbon (AC) electrode was proposed a treatment. The capacity HCDI system Ag coating 66% higher than th...
To better understand the molecular mechanism(s) involved in the essentiality, toxicity, and/or carcinogenicity of nickel compounds, a mRNA differential display technique was used to identify gene(s) that were specifically induced by these carcinogens. Differential expression of several genes was observed in human lung A549 cells exposed to nickel subsulfide. One gene, Cap43, which expressed a 3...
کربامات ها به عنوان ترکیبات فعال زیستی، چند عاملی شناخته شده اند و در دارو سازی به خصوص در سنتز آنتی بیوتیک های پپتیدی مثل نئو پلی اکسین و نیکو مایسین و باز دارنده های آنزیمی کاربرد دارند. چندین روش محدود برای سنتز این ترکیبات شناخته شده است. در این تحقیق روش جدیدی مبنی بر باز شدن کاهشی حلقه کتو آزیریدین ها مورد بررسی قرار گرفته است. ترکیب کتو آزیریدین با دی- ترشیو- بوتیل دی کربونات ((boc)2o) د...
We investigated interrelations among changes in cytosolic Ca2+ concentrations ([Ca2+]i), tyrosine phosphorylation, and the cell cycles of rat aorta smooth muscle cells in primary culture, as stimulated with platelet-derived growth factor (PDGF). Changes in [Ca2+]i were monitored using the microfluorometry of Fura-2. The phase of the cell cycle and the extent of tyrosine phosphorylation were exa...
Hove-Madsen, Leif, Anna Llach, Glen F. Tibbits, and Lluis Tort. Triggering of sarcoplasmic reticulum Ca2 release and contraction by reverse mode Na /Ca2 exchange in trout atrial myocytes. Am J Physiol Regul Integr Comp Physiol 284: R1330–R1339, 2003. First published January 16, 2003; 10.1152/ajpregu.00404.2002.—Whole cell patch clamp and intracellular Ca2 transients in trout atrial cardiomyocyt...
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