نتایج جستجو برای: mnii

تعداد نتایج: 153  

Journal: :Zeitschrift für Kristallographie - New Crystal Structures 2003

Journal: :Inorganics (Basel) 2022

We synthesized and characterized (IR, Raman, UV, SXRD) hexaamminecobalt(III) dichloride permanganate, [Co(NH3)6]Cl2(MnO4) (compound 1) as the precursor of Co–Mn–spinel composites with atomic ratios Co:Mn = 1:1 1:3. The 3D?hydrogen bond network includes N–HO–Mn N–HCl interactions responsible for solid-phase redox reactions between permanganate anions ammonia ligands. temperature-limited thermal ...

Journal: :Angewandte Chemie 2022

Lowering the charge of Zintl anions by (element-)organic substituents allows their use as sources (semi)metal nanostructures in common organic solvents, realized for group 15 or Ge94− and Sn94−. We developed a new strategy other anions, using low-coordinate 3d metal complexes electrophiles. [K(crypt-222)]+ salts (TrBi3)2− dissolved situ Et2O and/or THF when reacted with [Mn(hmds)2]. Work-up aff...

2013
Sandeep Kumar Dash Sourav Chattopadhyay Totan Ghosh Satyajit Tripathy Sabyasachi Das Debasis Das Somenath Roy

Transitional metals and metal compounds have been used in versatile platforms for biomedical applications and therapeutic intervention. Severe side effects of anticancer drugs produce an urgent urge to develop new classes of anticancer agents with great potency as well as selectivity. In this background, recent studies demonstrate that monomeric manganese (MnII) thiocyanate complex (MMTC) holds...

2005
Garikoitz Beobide Oscar Castillo Urko García-Couceiro Juan P. García-Terán Antonio Luque Martín Martínez-Ripoll Pascual Romána

A lot of work has been devoted to the study of the magnetic interactions between two paramagnetic centres bridged by an aromatic ring.[1] The study of the spin delocalisation and polarisation effects is helpful in order to understand the nature of these magnetic interactions. The spin-polarisation mechanism itself provides a key tool for predicting the kind of magnetic interactions in high-spin...

1993
Eric J. Bakker

The high-resolution (R ≈ 10) nearultraviolet IUE spectrum of the peculiar post Asymptotic Giant Branch (post-AGB) supergiant HD 101584 (F0Iape) has been analyzed. In the wavelength range between 2500 and 3000 Å, 291 out of 332 absorption features are identified. The main contribution comes from FeII, CrII and MnII. Most of the absorption features are blends from several absorption lines. This i...

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