Results 21 to 30 of about 640,749 (307)

Dicarba-closo-dodecarborane-containing half-sandwich complexes of ruthenium, osmium, rhodium and iridium : biological relevance and synthetic strategies [PDF]

open access: yes, 2012
This review describes how the incorporation of dicarba-closo-dodecarboranes into half-sandwich complexes of ruthenium, osmium, rhodium and iridium might lead to the development of a new class of compounds with applications in medicine. Such a combination
Barry, Nicolas P. E., Sadler, P. J.
core   +1 more source

Die Kinetik typischer Hydrolysereaktionen von mehrwertigen Kationen

open access: yesCHIMIA, 1973
This review summarizes kinetic investigations concerning the homogeneous hydrolysis reactions of multivalent metal cations in aqueous solution. - Three main types of reactions are discussed :  a) Protolysis of aquated cations to form mononuclear metal-
Hartmut Wendt
doaj   +1 more source

Pushing the limits of magnetic anisotropy in trigonal bipyramidal Ni(II) [PDF]

open access: yes, 2015
Monometallic complexes based on 3d transition metal ions in certain axial coordination environments can exhibit appreciably enhanced magnetic anisotropy, important for memory applications, due to stabilisation of an unquenched orbital moment.
Bhasaran, Lakshmi   +6 more
core   +1 more source

Grinding efficiency improvement of hydraulic cylinders parts for mining equipment

open access: yesE3S Web of Conferences, 2017
The aim of the article is to find out ways to improve parts treatment and components of mining equipment on the example of hydraulic cylinders parts, used as pillars for mine roof supports, and other actuator mechanisms.
Korotkov Aleksandr   +4 more
doaj   +1 more source

Synthesis, structural elucidation of metal nanoparticles prepared from metal complexes via thermal decomposition method

open access: yesApplied Surface Science Advances, 2023
Novel Preparation of Co(II), Ni(II), Cu(II), and Zn(II) metal complexes was synthesized by the regular reflux method, and the nano-particles were prepared by using the thermal decomposition method.
Usan Pathinathan Saleth Prabhakar
doaj   +1 more source

Versatile Coordination of Cyclopentadienyl-Arene Ligands and Its Role in Titanium-Catalyzed Ethylene Trimerization [PDF]

open access: yes, 2009
Cationic titanium(IV) complexes with ansa-(η5-cyclopentadienyl,η6-arene) ligands were synthesized and characterized by X-ray crystallography. The strength of the metal-arene interaction in these systems was studied by variable-temperature NMR ...
Adams J. R.   +108 more
core   +4 more sources

Synthesis, Characterization and Antimicrobial Activities of Some Nicotinamide – metal Complexes

open access: yesJournal of Applied Sciences and Environmental Management, 2014
Some transition metal complexes of nicotinamide have been prepared and characterized using melting point, conductivity measurement, infrared, electronic, HNMR and atomic absorption spectroscopic methods. . The antibacterial and antifungal studies of the
A Lawal   +5 more
doaj   +1 more source

Synthesis and Characterization of a New N"-[(1Z,2E)-2- (Hydroxyimino)-1-phenylpropylidene]-N"'-[(1E)-phenylmethylene]thiocarbonohydrazide and its Complexes with Co(II), Ni(II) and Cu(II)

open access: yesE-Journal of Chemistry, 2010
Synthesis and characterization of a new N"-[(1Z,2E)-2- (Hydroxyimino)-1-phenylpropylidene]-N"'-[(1E)-phenylmethylene]thiocarbonohydrazide and its metal complexes with Co(II), Ni(II) and Cu(II) metal ions.
Dilip C. Sawant   +2 more
doaj   +1 more source

Metal-only Lewis pairs between group 10 metals and Tl(I) or Ag(I): insights into the electronic consequences of Z-type ligand binding† [PDF]

open access: yes, 2015
Complexes bearing electron rich transition metal centers, especially those displaying coordinative unsaturation, are well-suited to form reverse-dative σ-interactions with Lewis acids.
Barnett, Brandon R.   +6 more
core   +3 more sources

The application of HP-GFC chromatographic method for the analysis of oligosaccharides in bioactive complexes [PDF]

open access: yesHemijska Industrija, 2009
The aim of this work was to optimize a GFC method for the analysis of bioactive metal (Cu, Co and Fe) complexes with olygosaccharides (dextran and pullulan). Bioactive metal complexes with olygosaccharides were synthesized by original procedure.
Savić Ivan   +3 more
doaj   +1 more source

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