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Sunday, July 26, 2020 | History

3 edition of Elastic models of crystal defects found in the catalog.

Elastic models of crystal defects

Cristian Teodosiu

Elastic models of crystal defects

by Cristian Teodosiu

  • 193 Want to read
  • 15 Currently reading

Published by Editura Academiei, Springer-Verlag in Bucureşti, Berlin, New York .
Written in English

    Subjects:
  • Crystals -- Defects.

  • Edition Notes

    StatementCristian Teodosiu.
    Classifications
    LC ClassificationsQD921 .T4313 1982
    The Physical Object
    Pagination336 p. :
    Number of Pages336
    ID Numbers
    Open LibraryOL2981876M
    ISBN 10038711226X
    LC Control Number84232550

      In Part II, Energetic Description of Cohesion in Solids, the total energy of the system is the starting point for analysis of material energy is obtained on the basis of the kinematic measures that can be used to characterize the system’s geometry. On the grounds of microscopic theories, the total energy is a function of the atomic coordinates, Cited by: [4]. These excess defects aggregate in moleculelike chains [5–7] that relieve elastic energy costs arising from a mismatch between the crystal symmetry and the curvature of the underlying manifold [8,9]. The aggregation of curvature-induced defects plays an essential role in various physical processes, from the classic Thomson problem ofCited by:

    Forgot your password? Enter your email address below. If your address has been previously registered, you will receive an email with instructions on how to reset your password. Work hardening, also known as strain hardening, is the strengthening of a metal or polymer by plastic hardening may be desirable, undesirable, or inconsequential, depending on the context. This strengthening occurs because of dislocation movements and dislocation generation within the crystal structure of the material. Many non-brittle metals with a .

    A crystal plasticity framework is employed to model these mechanisms in Fe-Cr-Al alloys. This work builds on a previously developed defect density-based crystal plasticity model for bcc metals and alloys, with necessary modifications made to account for the defect substructure observed in Fe-Cr-Al alloys. This volume aims to provide a thorough treatment of the phenomena of elastic anisostropy and a discussion on dislocation mobilities. The book presents a wide treatment of these topics, and includes descriptions of detailed theoretical models to describe dislocations and cracks, and moving dislocations. An overview is given of the physical behaviour resulting from dislocation .


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Elastic models of crystal defects by Cristian Teodosiu Download PDF EPUB FB2

Chapter V deals with the modelling of point defects as rigid or elastic inclusions l in an elastic matrix, or as force!nultipoles. Finally, some of the results Q)ailable on the interactions between point defects and other crystal defects are briefly by: A word in response to the corona virus crisis: Your print orders will be fulfilled, even in these challenging times.

If you don’t want to wait – have a look Brand: Springer-Verlag Berlin Heidelberg. Elastic Models of Crystal Defects. Authors (view affiliations) Cristian Teodosiu; Search within book. Front Matter. Pages PDF. Fundamentals of the Theory of Elasticity. Pages Continuous Distributions of Dislocations.

Cristian Teodosiu. Pages The Elastic Field of Point Defects. Cristian Teodosiu. Pages COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff Elastic models of crystal defects book they consider how to handle.

ISBN: OCLC Number: Reproduction Notes: Electronic reproduction. [S.l.]: HathiTrust Digital Library, MiAaHDL. Self-sufficient and user-friendly, this book provides a complete introduction to the anisotropic elasticity theory necessary to model a wide range of crystal defects.

Assuming little prior knowledge of the subject, the reader is first walked through the required basic mathematical techniques and : R. Balluffi. Elastic models of defects in two-dimensional (2D) crystals are presented in terms of continuum mechanics.

The models are based on the classification of defects, which is founded on the. Elastic models of defects in two-dimensional (2D) crystals are presented in terms of continuum mechanics.

The models are based on the classification of defects, which is founded on the dimensionality of the specification region of their self-distortions, i.e., lattice distortions associated with the formation of defects.

The elastic field of an infinitesimal dislocation loop in Cited by: 4. Self-sufficient and user-friendly, this book provides a complete introduction to the anisotropic elasticity theory necessary to model a wide range of crystal defects.

Assuming little prior knowledge of the subject, the reader is first walked through the required basic mathematical techniques and by:   Chapter V deals with the modelling of point defects as rigid or elastic inclusions l in an elastic matrix, or as force!nultipoles.

Finally, some of the results Q)ailable on the interactions between point defects and other crystal defects are briefly : Cristian Teodosiu. Pris: kr. Häftad, Skickas inom vardagar. Köp Elastic Models of Crystal Defects av Cristian Teodosiu på Introduction to Elasticity Theory for Crystal Defects An understanding of the elastic properties of crystal defects is of fundamental importance for materials scientists and engineers.

This book presents a self-sufficient and user-friendly introduction to the anisotropic elasticity theory neces-sary to model a wide range of crystal defects. The defects distribute in a swirl pattern reflecting melt convection, rotation of the crystal, and temperature fluctuations at the solid–melt interface during crystal growth.

A thermal oxidation process followed by an oxide strip and preferential etchant is generally required to observe these defects (Huff ). defects, types considered in book 1 del operator 5, basic relationships involving 5 for cubic crystal 24 relation to elastic stiffness tensor 24–5 symmetry of 24 - Introduction to Elasticity Theor y for Crystal Defects Index, Index.

The aim of this successful book is to describe and analyse peculiarities of classical and quantum dynamics of a crystal as a spatially periodic structure. In the second revised and updated edition, the author focuses on low-dimensional models of crystals and on superlattices.

Strain relaxation models. Thiis work deals with elastic models of crystal defects, a field situated at the boundary between continuum mechanics and solid state physics. The book comprises. Crystal defects. Departures of a crystalline solid from a regular array of atoms or ions. A “perfect” crystal of NaCl, for example, would consist of alternating Na + and Cl-ions on an infinite three-dimensional simple cubic lattice, and a simple defect (a vacancy) would be a missing Na + or Cl-ion.

There are many other kinds of possible defects, ranging from simple and microscopic. 15th International Summer School on Crystal Growth – ISSCG LAST NAME, First Name – talk id 1.

Introduction Defect classification Structural crystal defects are classified according to their dimensions. precipitates, inclusions, voids (vacancy agglomerates), bubbles, dislocation clusters 3-dimensional defects stacking faults, twins. It addresses the problems involved in the study and use of solid electrolytes.

Some of the topics covered in the book are the introduction to the theory of solid electrolytes; macroscopic evidence for liquid nature; structural models; kinetic models; crystal structures and fast ionic conduction; interstitial motion in body-centered cubic. Defects in Liquid Crystals: Computer Simulations, Theory and Experiments.

Editors of these mathematical objects and can therefore be considered as an extremely useful laboratory for topological defects. This book is the first attempt to present together complementary approaches to the investigations of topological defects in liquid crystals.

Adding alloying elements to a metal is one way of introducing a crystal defect. Nevertheless, the term “defect” will be used, just keep in mind that crystalline defects are not always bad.

There are basic classes of crystal defects: point defects, which are places where an atom is missing or irregularly placed in the lattice structure.It is based on the concept of eigenstrains and allows for the accurate evaluation of the elastic field, both at the immediate vicinity of the defects, as well as in the far field.

Results for the interaction energy suggest conditions for which a body-centered-cubic crystal surface will grow in a stable, two-dimensional, step-flow by: 7.This textbook is a modern take on an old subject at the heart of materials physics.

Properties of crystalline materials are almost always controlled by structural defects within them. Until relatively recently these defects were studied theoretically using continuum elasticity theory which ignores the atomic structure of the host material.

This book introduces the concepts of elasticity in the.