Titlebook: Non-Stoichiometric Compounds; Surfaces, Grain Boun J. Nowotny,W. Weppner Book 1989 Kluwer Academic Publishers 1989 Al2O3.Metall.ceramics.ir

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Cation Distribution and Non-Stoichiometry in MnCr2O4,-NiCr2O4 Spinel Solid-Solitionsmental cation distribution of Mn., Mn., Cr., Cr., Ni. and assuming random mixing on both tetrahedral and octahedral sites.The model also incorporates the electron exchange reaction:.as well as site exchanges of newly formed cations. The Gibbs free energy of mixing derived from the available experime

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Characterization of Defects on Oxide Surfaces and Their Impact on Surface Reactivity and Catalysisnon-stoichiometry, which can be analysed, for example, by High resolution Electron Energy Loss Spectroscopy (HREELS) and electrical conductivity measurements. Point defects like oxygen vacancies are detected by Atomic Beam Scattering (ABS) and possibly by Scanning Tunneling Microscopy (STM). Sputter

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W. Hirschwalds ?rst due to the vitality of the French probabil- tic school, for which the S′ eminaire remains one of the most speci?c media of exchange. Another factor is the amount of enthusiasm, energy and time invested year after year by the R′ edacteurs: Michel Ledoux dedicated himself tothistaskuptoVolumeXX

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M. Déchamps,F. Barbierobabil- tic school, for which the S′ eminaire remains one of the most speci?c media of exchange. Another factor is the amount of enthusiasm, energy and time invested year after year by the R′ edacteurs: Michel Ledoux dedicated himself tothistaskuptoVolumeXXXVIII,andMarcYormadehisnameinseparable from

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