نتایج جستجو برای: stannate

تعداد نتایج: 197  

Journal: :Acta Crystallographica Section E Structure Reports Online 2011

Journal: :Acta Crystallographica Section E Structure Reports Online 2012

2011
Thy Chun Keng Kong Mun Lo Seik Weng Ng

In the title salt, [C(6)H(5)N(CH(3))(3)][Sn(2)Br(5)(C(7)H(6)Br)(4)], the Sn(IV) atoms of the dinuclear anion are bridged by a Br atom; the Sn-Br(bridge) bond lengths are 2.9818 (5) and 3.0470 (5) Å. Both Sn atoms show a distorted cis-trigonal-bipyramidal coordination geometry that is distorted towards a square pyramid. In the crystal, weak C-H⋯π inter-actions occur between anions and cations.

Journal: :Inorganics (Basel) 2022

This work presents first-principles calculations on the surface and defect impact upon zinc stannate (ZS) materials with perovskite bulk structures. The structure electronic properties of both a perfect 001 surfaces point ZS were investigated by means density functional theory calculations. cohesive energies those O, Sn, or Zn defects decreased compared that ZS. Oxygen formed more easily than o...

Journal: :Journal of Materials Science: Materials in Electronics 2021

Doping at the possible A or B site in ABO3 perovskite can alter structural, morphological and optical properties of compounds. Perovskite alkaline earth stannate BaSnO3 doped with Fe resulted BaSn1-xFexO3 compounds having different concentrations (x = 0.00, 0.01, 0.02, 0.03, 0.05 0.07) were prepared by solid-state method. The Rietveld analyzes performed to determine phase purity changes structu...

Journal: :Applied sciences 2023

The proton conductivity and structural properties of (1–x)CsH2PO4–xZnSnO3 composites with compositions x = 0.2–0.8 were studied. Zinc stannate ZnSnO3 was prepared by the thermal decomposition zinc hydroxostannate ZnSn(OH)6, which synthesized hydrolytic codeposition. To optimize microstructure ZnSnO3, products ZnSn(OH)6 characterized analysis X-ray diffraction, Fourier transform infrared spectro...

Journal: :Physical and Chemical Aspects of the Study of Clusters, Nanostructures and Nanomaterials 2020

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