نتایج جستجو برای: three nuclearity clusters

تعداد نتایج: 1376304  

Journal: :Dalton transactions 2013
Yanyuan Cao Yanmei Chen Lei Li Dandan Gao Wei Liu Hailiang Hu Wu Li Yahong Li

The syntheses, crystal structures and magnetic properties are described for a {Co16} cluster [Co(II)16O(OH)2(bha)12(PhCO2)4(Phen)2(MeOH)4]·2MeOH (1) and a 1-D Mn(II) chain complex [Mn(Hbha)2]n·(2MeOH)n (2) (H2bha = benzohydroxamic acid; Phen = 1,10-phenanthroline). The 1 : 1 : 0.5 reaction of Co(O2CMe)2·4H2O, H2bha and 1,10-phenanthroline in MeOH at 100 °C under autogenous pressure gave cluster...

Journal: :Chemical communications 2009
Firasat Hussain Robert W Gable Manfred Speldrich Paul Kögerler Colette Boskovic

A new synthetic method for polynuclear lanthanoid complexes that are embedded in molecular polyoxotungstates has afforded the highest nuclearity polyoxometalate-encapsulated Gd complex and the first decanuclear Yb complex of any sort to be structurally characterized.

Journal: :Journal of the Australian Mathematical Society 2016

Journal: :Water 2021

The water oxidation half-reaction is considered the bottleneck in development of technological advances to replace fossil fuels with sustainable and economically affordable energy sources. In natural photosynthesis, occurs oxygen evolving complex (OEC), a manganese-oxo cluster {Mn4CaO5} cubane-like topology that embedded within redox-active protein environment located photosystem II (PS II). Th...

Journal: :Dalton transactions 2015
Alfredo Medina-Molner Melanie Rohner Devaraj Pandiarajan Bernhard Spingler

The ability of mononucleating and dinucleating macrocylic polyamines and their novel nickel, copper and zinc complexes to induce the left-handed form of poly d(GC) was evaluated. The influence of the nuclearity, the presence or absence of metals ions, the linker length in the case of dinucleating ligands and the metal ion was determined. Almost all dinuclear metal complexes efficiently induced ...

Journal: :Journal of Functional Analysis 2021

We study the semigroup C?-algebra of a positive cone P weakly quasi-lattice ordered group. That is, is subsemigroup discrete group G with P?P?1={e} and such that any two elements common upper bound in also have least bound. find sufficient conditions for to be nuclear. These involve idea generalised length function, called “controlled map”, into an amenable Here we give new definition controlle...

Journal: :Chemistry of Materials 2022

Subnanometer catalysts offer high noble metal utilization and superior performance for several reactions. However, understanding their structures properties on an atomic scale under working conditions is challenging due to the large configurational space. Here, we introduce efficient multiscale framework predict stability exposed adsorbate. The integrates a comprehensive toolset including densi...

Journal: :European Journal of Inorganic Chemistry 2023

This article covers 50 years of coordination chemistry transition metal complexes and metal-sulfur aggregates involving thiolate-incorporating ligands by reviewing selected examples. The studies in the sulfur-rich have been undoubtedly triggered fed concomitant development bioinorganic chemistry, particularly iron-sulfur enzymes. review is broken down five sections, which examine increasing nuc...

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