نتایج جستجو برای: niii complex

تعداد نتایج: 784010  

Journal: :Acta Crystallographica Section A Foundations of Crystallography 1996

2016
Stefan Suckert Inke Jess Christian Näther

The asymmetric unit of the title compound, [Ni(NCS)2(C5H4ClN)2(H2O)2], consists of one nickel(II) cation that is located on a center of inversion and one thio-cyanate anion, one water mol-ecule and one 2-chloro-pyridine ligand all occupying general positions. The NiII cation is octa-hedrally coordinated by two terminal N-bound thio-cyanato ligands, two aqua ligands and two N-bound 2-chloro-pyri...

Journal: :The Ulster Medical Journal 1936
F. M. B. Allen

'I'IIE CtlX(' 1. (' to (1 tImf is th1181 of .I l)o, I \(tf t i \ (v l vo,rs 10) .(jVt jv(I L oo(l ltialthi ap)atrt frooim 811 811 ktliK of unii ( h tolicr 1 :1 \\1iweno he was kickt (1 hv h 11orSc. I llis i0 txrv oixsti ol ()f nIII)sio( )f tlN' thirdl f1ll-(-r ol tilt' lIft imnof, .z11(1 oi)05 i 81 l-ist' ol] titl( e st.I llt (ix \\lc;1T lIlt 1rt_ire1ti;s isriou.s at first butt Ills 11laild 1),...

2017
Christoph Schwanke Helge Sören Stein Lifei Xi Kirill Sliozberg Wolfgang Schuhmann Alfred Ludwig Kathrin M. Lange

High-throughput characterization by soft X-ray absorption spectroscopy (XAS) and electrochemical characterization is used to establish a correlation between electronic structure and catalytic activity of oxygen evolution reaction (OER) catalysts. As a model system a quasi-ternary materials library of Ni1-y-zFeyCrzOx was synthesized by combinatorial reactive magnetron sputtering, characterized b...

Journal: :Dalton transactions 2007
Suranjana Das Subrata Mukhopadhyay

[MnIV3(micro-O)4(phen)4(H2O)2]4+ (, phen=1,10-phenanthroline) equilibrates with its conjugate base [Mn3(micro-O)4(phen)4(H2O)(OH)]3+ in aqueous solution. Among the several synthetic multinuclear oxo- and/or carboxylato bridged manganese complexes known to date containing metal-bound water, to the best of our knowledge, only deprotonates (right harpoon over left harpoon+H+, pKa=4.00 (+/-0.15) at...

2015
John B Goodenough Jianshi Zhou

Different structural chemistries resulting from the Pb2+ lone-pair electrons in the PbMO3 perovskites are reviewed. The Pb2+ lone-pair electrons enhance the ferroelectric transition temperature in PbTiO3, stabilize vanadyl formation in PbVO3, and induce a disproportionation reaction of CrIV in PbCrO3. A Pb2+ + NiIV = Pb4+ + NiII reaction in PbNiO3 stabilizes the LiNbO3 structure at ambient pres...

2003
J. Casares D. Steeghs R. I. Hynes K. O ’ Brien

– 2 – We present a clear evidence for the motion of the companion star in the Low Mass X-Ray Binary (LMXB) X1822-371. We detect NIII λ4640 emission moving in antiphase with the radial velocity curve of the neutron star and produced on the X-ray heated hemisphere of the donor star. From the motion of this feature we derive a lower limit to the radial velocity semi-amplitude of the companion star...

Journal: :Acta Crystallographica Section C Crystal Structure Communications 2000

Journal: :Chinese Journal of Catalysis 2021

A room-temperature electrochemical strategy for hydrogenation (deuteration) and reverse dehydrogenation of N-heterocycles over a bifunctional MoNi4 electrode is developed, which includes the quinoxaline using H2O as hydrogen source with 80% Faradaic efficiency hydrogen-rich 1,2,3,4-tetrahydroquinoxaline up to 99% yield selectivity. The in situ generated active atom (H*) plausibly involved quino...

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