نتایج جستجو برای: naphthalene b12n12
تعداد نتایج: 5545 فیلتر نتایج به سال:
In the title compound, C(19)H(14)ClNO(5), the aroyl group is attached to the naphthalene ring system with a non-coplanar configuration. The dihedral angle between naphthalene ring system and benzene ring is 70.62 (6)°. The nitro group is oriented in parallel with the adjacent carbonyl plane. The torsion angle of the carbonyl group and naphthalene ring is 54.68 (19)° (C-C-C-O), and that of nitro...
Prior exposure to aged and diluted sidestream cigarette smoke impairs bronchiolar injury and repair.
The bronchiolar injury/repair response to naphthalene (NA) in mice includes acute distal airway epithelial injury that is followed by epithelial proliferation and redifferentiation, which result in repair of the epithelium within 14 days. To test whether prior exposure to aged and diluted sidestream cigarette smoke (TS) would alter the injury/repair response of the airway epithelium, adult mice...
We previously reported on the denitrifier Pseudomonas stutzeri strain NAP-3 that degrades naphthalene without oxygen. In our present studies, naphthalene biodegradation by NAP-3 was slow or nearly absent when acetate was not present, suggesting a stimulating effect by the non-fermentable substrate. NAP-3 was sensitive to the amount of naphthalene in the culture; with naphthalene removal and nit...
In this study, the performance of fullerene (C20) and boron nitride cage (B12N12) as a sensing material for detection of proline was evaluated by density functional theory. For this purpose, the structures of proline, C20, B12N12 and the derived products from the proline adsorption on the surface of nanostructures were optimized geometrically. Then, IR and Frontier molecular orbital calculation...
هدف این تحقیقْ بررسی اثر جذب ملکول پیرول 2ـکربوکسیلیک اسید(PCA) بر سطح نانوخوشۀ بور نیترید (B12N12 ) خالص و نشاندارشده با اتم پالادیم است. همۀ ساختارهای منتخب با استفاده از نظریۀ تابعی چگالی در سطح B3LYP/Lanl2DZ با استفاده از نرمافزار گوسین (09) بهینه شدند. با استفاده از ساختارهای بهینه پارامترهای فضایی (طول پیوند و زاویۀ پیوند)، اربیتالهای هومو و لومو، طیف فروسرخ (IR)، پارامتر پوششی متقارن ...
Naphthalene, a widely used industrial and household chemical, has rarely been an agent of poisoning worldwide. Severe haemolysis from naphthalene poisoning is rare and can be a challenge to clinicians. We report a 22-year-old female, who accidentally ingested naphthalene mixed coconut oil and got admitted with recurrent vomiting, headache and passage of dark urine. Severe intravascular haemolys...
The ability of the rabbit to metabolize naphthalene and chlorinated naphthalene was markedly influenced by the degree of halogenation of the compound according to Cornish and Block (2). Naphthalene is related structurally to biphenyl, in which a coaxial linkage connecta two phenyl molecules. Whethe? the presence of a chlorine atom in biphenyl also alters the metabolism of this compound as it, d...
The research was focused on the slurry-phase biodegradation of naphthalene in soil. Among ex-situ techniques, the slurry-phase technique offers the advantage to increase the availability of contaminants to bacteria. From soil samples collected on a contaminated site, the Pseudomonas putida M8 strain capable to degrade naphthalene was selected. Experiments were performed in a stirred and oxygena...
The sulfate-reducing culture N47 can utilize naphthalene or 2-methylnaphthalene as the sole carbon source and electron donor. Here we show that the initial reaction in the naphthalene degradation pathway is a methylation to 2-methylnaphthalene which then undergoes the subsequent oxidation to the central metabolite 2-naphthoic acid, ring reduction and cleavage. Specific metabolites occurring exc...
In this study explosive substance [2.4.6] three Nitro Toluene (TNT) was attached with nanostructures of fullerene (C24) and boron nitride nano-cages (B12N12). After that using B3LYP (Becke, three-parameter, Lee-Yang-Parr), a method from density functional theory (DFT), thermodynamic parameters of TNT with foregoing nanostructures, in different conditions of temperature, were computed. To this a...
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