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Inorganic Structural Chemistry
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In this paper, the Effective Size of Atoms is defined as the ratio of the effective size of atoms to the number of atoms in an atom to the radius of the atom.Abstract:
Preface. 1. Introduction. 2. Description of Chemical Structures. 3. Symmetry. 4. Polymorphism and Phase Transition. 5. Structure, Energy and Chemical Bonding. 6. The Effective Size of Atoms. 7. Ionic Compounds. 8. Molecular Structures I: Compounds of Main Group Elements. 9. Molecular Structures II: Compounds of Transition Metals. 10. Molecular Orbital Theory and Chemical Bonding in Solids. 11. The Elements Structures of the Nonmetals. 12. Diamonds-like Structures. 13. Polyaniotic and Polycationic Compounds, Zintl Phases. 14. Packing of Spheres, Metal Structures. 15. The Sphere-packing Principle for Compounds. 16. Linked Polyhedra. 17. Packings of Spheres with Occupied Interstices. 18. Symmetry as the Organizing Principle for Crystal Structures. 19. Physical Properties of Solids. 20. Nanostructures. 21. Pitfalls and Linguistic Aberrations. References. Answers to the Problems. Index.read more
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Characterization of Polymer-Layered Silicate (Clay) Nanocomposites by Transmission Electron Microscopy and X-Ray Diffraction: A Comparative Study
TL;DR: In this article, transmission electron microscopy (TEM) and wide-angle X-ray diffraction (XRD) were used to characterize the nanoscale dispersion of the layered silicate.
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Rare earth and transition metal based entropy stabilised perovskite type oxides
Abhishek Sarkar,Ruzica Djenadic,Di Wang,Christina Hein,Ralf Kautenburger,Oliver Clemens,Oliver Clemens,Horst Hahn +7 more
TL;DR: In this article, multicomponent oxides with perovskite type of structure containing up to 10 different cations in equiatomic amounts have been synthesized for the first time.
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Advanced materials for SOFC application: Strategies for the development of highly conductive and stable solid oxide proton electrolytes
TL;DR: In this article, the basic strategies of improving the stability of proton-conducting electrolytes based on barium cerate (BaCeO 3 ) by means of co-doping, doping by nonmetallic elements and composites development are considered.
Journal ArticleDOI
AlB2-related intermetallic compounds – a comprehensive view based on group-subgroup relations
R.-D. Hoffmann,Rainer Pöttgen +1 more
TL;DR: The structural similarities between these compounds are manifested by an ordering of the transition metal atoms and main group element atoms on the boron positions of the AlB 2 type.