1 edition of Diffusion and ionic conduction in oxides found in the catalog.
Diffusion and ionic conduction in oxides
Includes bibliographical references and indexes.
|Statement||editor: D.J. Fisher.|
|Series||Diffusion and defect data -- v. 269-271|
|Contributions||Fisher, D. J.|
|LC Classifications||QD181.O1 D54 2007|
|The Physical Object|
|Pagination||xiv, 446 p. :|
|Number of Pages||446|
|LC Control Number||2008468022|
Ionic conduction in the solid state 13 7 vacant. A single ion missing from its regular posi-tion and wandering in interstitial sites results in Frenkel defect. Interstitial sites have different envi-ron ments, in terms of the number or type of their neighbours or its separation from the neighbours, than the regular sites. Principles and Applications of Chemical Defects, Paperback by Tilley, R. J. D., ISBN , ISBN , Brand New, Free shipping in the US This book provides some insight into chemical defects in crystalline solids, focusing on the relationship between basic principles and device applications.
the behavior of several kinds of ionic carriers ~cations and anions!, ~b! that each of these have conduction as well as convection currents,4 and ~c! that the diffuse layer region and the mineral surface properties are sensitive to ﬂuid chemis-try, and temperature. In . Perovskite Oxides for Solid Oxide Fuel Cells provides insight into the materials aspects of one of the most promising fuel cell types available. Solid Oxide Fuel Cells (SOFCs) have significant advantages over other fuel cell types, such as high efficiency, flexibility in fuel, high reliability, simple balance of plant (BOP) and a long history.
Introduction. MIEC materials tend to be nonstoichiometric oxides, many of which have perovskite structures with rare earth metals on the A-site and transition metals on the B-site. Substituting various ions into the lattice of such an oxide can result in increased electronic conductivity through the formation of holes and introduce ionic conductivity by developing oxygen vacancies. Ionic diffusion and heat conduction in a multiple layered porous medium have many important engineering applications. One of the examples is the chloride ions from deicers penetrating into concrete structures such as bridge decks. Different overlays can be placed on top of concrete surface to slowdown the chloride penetration. In this paper, the chloride ion diffusion equations Cited by: 1.
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Diffusion and Diffusional Phase Transformations in Alloys Defects and Diffusion in Semiconductors X Vol. Diffusion and Ionic Conduction in Oxides Vols. Defects and Diffusion in Ceramics IX Vol. HgCdTe System - Reference Guide Book Cover. Title: Diffusion and Ionic Conduction in Oxides.
Subtitle: Data Compilation. Diffusion and defect forum; vs QC Fisher (Trans Tech Publications, Switzerland) has edited this compilation of data on diffusion and ionic conduction in oxides for engineers and researchers who need a streamlined reference for these chemical reactions.
Get this from a library. Diffusion and ionic conduction in oxides. [D J Fisher;] -- This special issue collects together relevant data spanning the quarter-century from to It comprises entries, tables and 44 figures. Wherever possible, the data are presented as.
Diffusion Foundations Nano Hybrids and Composites Books Topics. All books. Materials Science Special Book Collections Diffusion and Ionic Conduction in Oxides. Book Cover. Subtitle: Data Compilation. They are made from mixed conducting oxides in which ambipolar diffusion of ionic and electronic charge carriers in an oxygen potential gradient assures a high oxygen permeation flux through the membrane (Fig.
for an expression for the permeation current).Cited by: Diffusion and Ionic Conduction in Oxide Glasses - art. Article (PDF Available) in Journal of Physics Conference Series (1) April. Anionic and Cationic Diffusion in Ionic Conducting Oxides Article in Defect and Diffusion Forum September with 15 Reads How we measure 'reads'.
The subsequent chapters examine the transport properties, such as diffusion and electrical conductivity. Diffusion theories and experimental diffusion coefficients for several systems, as well as the electrical properties of the highly defective ionic and mixed oxide conductor, are specifically tackled in these chapters.
The potential impact of high densities of interfaces in nanocrystalline solids on ionic conduction and defect formation are examined. The literature on three oxides; cubic zirconia, ceria and titania, is reviewed. While it remains too early to make firm Cited by: 1.
Introduction. In this paper, we focus on the direct relationships between ionic conductivity (σ) and lithium ion and anion diffusion constants (D Li and D Anion) for lithium organic electrolyte solutions including ionic lly, the relationship between σ and D is investigated by the Nernst-Einstein (NE) equation.
For over a decade, we have studied lithium electrolytes to. This book describes the central aspects of diffusion in solids, and goes on to provide easy access to important information about diffusion in metals, alloys, semiconductors, ion-conducting materials, glasses and nanomaterials.
Coverage includes diffusion-controlled phenomena including ionic conduction, grain-boundary and dislocation pipe Author: Helmut Mehrer. formers are SiO2 or B2O3 and the network modiﬁers are alkali oxides and/or earth-alkaline oxides. Our glasses, like many other oxide glasses, are ionic conductors.
Fundamentals of tracer diﬀusion and ionic conduction can be found, e.g., in a. This book describes the central aspects of diffusion in solids, and goes on to provide easy access to important information about diffusion in metals, alloys, semiconductors, ion-conducting materials, glasses and nanomaterials.
Coverage includes diffusion-controlled phenomena including ionic conduction, grain-boundary and dislocation pipe Cited by: This book discusses the various aspects of the theory of diffusion. Organized into nine chapters, this volume starts with a discussion on the process of diffusion in solids.
This book then examines the tools that supplement the conventional diffusion measurements, including electromigration, ionic conductivity, isotope effects, and vacancy wind Book Edition: 1.
case the isotopic tracer gradient is the driving force for the diffusion. In this chapter the transport of electrical charges will be described and discussed. In metal oxides the electrically charged particles comprise ions and electrons.
The ionic charge carriers comprise the. oxides are partially filled, therefore, the band theory predicts electron delocalization and metallic properties. •According to band structure calculations half of the known binary compounds should be conducting.
•In reality, many oxides show insulating behavior, implying that the d File Size: 2MB. surface of ionic crystals and discussed the implica-tions for ionic conduction.
InWagner  used the space charge layer concept to explain conductivity effects in two-phase materials with electronic conduction, such as metallic inclusions in a semiconducting oxide or mixtures of two semiconducting oxides. After an attempt by Jow. Other articles where Ionic conduction is discussed: conductive ceramics: Ionic conduction consists of the transit of ions (atoms of positive or negative charge) from one site to another via point defects called vacancies in the crystal lattice.
At normal ambient temperatures very little ion hopping takes place, since the atoms are at relatively low. Upon doping only a few percent, the diffusion constant of oxide increases by a factor of ~ Other conductive ceramics function as ion conductors. One example is NASICON, (Na 3 Zr 2 Si 2 PO 12), a sodium super-ionic conductor beta-Alumina.
Another example of a popular fast ion conductor is beta-alumina solid electrolyte. Search within book. Front Matter. Pages i-ix. PDF. Correlation and Coupling Effects in Diffusion in Ionic Materials. Non-Random Diffusion in Ionic Crystals.
John R. Manning Correlation and Isotope Effects for Cation Diffusion in Simple Oxides. Peterson, W. Chen. Pages Coupling, Cross Terms, Correlation and Conduction.
The Defect Chemistry of Metal Oxides. 5 (1 rating by Goodreads) computer science, geology, materials science and engineering, and physics. The book is intended for use either as a text on such a course, or as a reference work that covers the major principles of defect chemistry. Basic Concepts of Diffusion Ionic Conduction in 5/5(1).Oxygen transport in the mixed ionic–electronic conducting perovskite-oxides SrTi1−yFeyO3−δ (with y = and y = ) was studied by oxygen isotope exchange measurements.
Experiments were performed on thin-film samples that were grown by Pulsed Laser Deposition (PLD) on MgO substrates. Isotope penetration pr.IONIC DIFFUSION AND ELECTRICAL CONDUCTIVITY IN QUARTZ the minus sign indicating that a positive ion difiuses towards the nega-tive electrode.
As an approximation let us take d'V /d'r: (a'V /h) whete A 7 is the difference in potential and h the thickness of the quart z plate.
Then the total number of ions diffusing in time d across a plate File Size: 1MB.