نتایج جستجو برای: hgii
تعداد نتایج: 76 فیلتر نتایج به سال:
Abstract. Most global atmospheric mercury models use offline and reanalyzed meteorological fields, which has the advantages of higher accuracy lower computational cost compared to online models. However, these products need past and/or near-real-time observational data cannot predict future. Here, we an component with tropospheric stratospheric chemistry (CAM6-Chem) state-of-the-art climate mod...
This study was carried out to determine the anastomosis groups and disease severity of Rhizoctonia solani, which causes root collar rot in chickpea production areas Konya. A total eleven isolates spp. were obtained isolations made from plants surveys. examined microscopically grouped as multinucleate, binucleate according number nuclei. Ten multinucleate identified R. while one isolate sp. In p...
Antioxidant norbornene-based monomers bearing biobased sterically hindered phenols (SHP)-NDF (norbornene dihydroferulate) and NDS (norbornene dihydrosinapate)-have been successfully prepared through biocatalysis from naturally occurring ferulic and sinapic acids, respectively, in presence of Candida antarctica Lipase B (Cal-B). The ring opening metathesis polymerization (ROMP) of these monomers...
A family of terbium probes was synthesized and evaluated for the luminescence detection of copper and zinc in water at neutral pH. Each probe incorporates a terbium ion chelated by a macrocyclic polyaminocarboxylate and conjugated to either one, two, or three phenanthridine antennas via a diamine linker. All three probes, Tb-1Phen, Tb-2Phen, and Tb-3Phen, exhibit similar responses toward copper...
In the title salt, (C34H44N4)[HgCl4], the [C34H44N4]2+ cations and [HgCl4]2- anions are linked by N-H⋯Cl hydrogen bonds. One of the two n-pentyl side chains was refined as disordered over two sets of sites, with occupancies of 0.733 (18) and 0.267 (18). The geometry around the HgII atom in the [HgCl4]2- anion is distorted tetra-hedral, with bond angles ranging from 98.16 (3) to 120.68 (3)°. In ...
The stability of the mercury ion mediated dU-HgII-dU pair depends on substituents introduced at the 5-position of the pyrimidine moiety. To this end, a series of oligonucleotides were synthesized with dU modification in central position. Common and new phosphoramidites were utilized. Hybridization experiments provided 12-mer duplexes with non-canonical "dU-dU" pairs. In most cases Hg2+ stabiliz...
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