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Monday, July 27, 2020 | History

4 edition of The direct observation of dislocations found in the catalog.

The direct observation of dislocations

Severin Amelinckx

The direct observation of dislocations

by Severin Amelinckx

  • 246 Want to read
  • 7 Currently reading

Published by Academic Press in New York .
Written in English

    Subjects:
  • Dislocations in crystals.

  • Edition Notes

    Bibliographical footnotes.

    Statement[by] S. Amelinckx.
    SeriesSolid state physics. Supplement, 6
    Classifications
    LC ClassificationsQD945 .A38 1964
    The Physical Object
    Paginationx, 487 p.
    Number of Pages487
    ID Numbers
    Open LibraryOL5888319M
    LC Control Number63021399
    OCLC/WorldCa554828

    (). The direct observation of etch-pits at dislocations in molybdenum. The Philosophical Magazine: A Journal of Theoretical Experimental and Applied Physics: Vol. 14, No. , pp. 1 Direct Observation of Room-Temperature Dislocation Plasticity in Diamond Anmin Nie1,5, Yeqiang Bu2,3,5, Junquan Huang 1, Yecheng Shao2,3, Yizhi Zhang2,3, Wentao Hu, Jiabin Liu2,3, Yanbin Wang4, Bo Xu1, Zhongyuan Liu1, Hongtao Wang2,3*, Wei Yang2,3*, Yongjun Tian1,6* Affiliations: 1Center for High Pressure Science, State Key Laboratory of Metastable Materials Science and.

    Screw dislocations in a-GaN have elementary Burgers vector 6c and are unusual in often being associated with nanopipes with diameters 50– Å [10]. Pure edge dislocations lying on hj planes are a dominant species of dislocation in a-GaN grown by MOCVD on () sapphire, occurring at extremely high densities of, cm Atom-resolved observations with tomographic reconstructions show unequivocally that mixed-type dislocations with Burgers vectors of 1/2 are activated in the non-close-packed {} planes of.

    Here we present the first direct observation of the atomic structure of threading dislocation cores in hexagonal GaN. Using atomic-resolution Z-contrast imaging, dislocations with edge character. The climb rate of prismatic dislocations in quenched Al-5% Mg Alloy was studied by bulk annealing and also by high-temperature electron microscopy of thin foils, In bulk and thin-foil specimens, loops and helices were always observed to grow.


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The direct observation of dislocations by Severin Amelinckx Download PDF EPUB FB2

The Direct Observation of Dislocations. Solid State Physics Supplement 6 Hardcover – Import, January 1, by S. Amelinckx (Author) out of 5 stars 1 rating. See all formats and editions Hide other formats and editions. Price New from Used from Hardcover, Import "Please retry" $ — $ 5/5(1).

It shows that atomic arrangement has a significant effect on the formation of dislocations and thereby on the properties of solids. The first two chapters of the book present an overview of dislocations. The crystal structures and the various defects and dislocations are discussed, and methods of observation and diagnosis of dislocations are.

Additional Physical Format: Online version: Amelinckx, S. (Severin). Direct observation of dislocations. New York, Academic Press, (OCoLC) Buy The direct observation of dislocations (Solid state physics. Supplements, ;no.6) by Amelinckx, Severin (ISBN:) from Amazon's Book Store. Everyday low prices and free delivery on eligible : Severin Amelinckx.

Direct observation of dislocation plasticity in high-Mn lightweight steel by in-situ TEM. Sung-Dae Kim 1, Jun Young Park 1, Seong-Jun Park 1, Jae hoon Jang 1, Cited by: 3.

The Direct Observations of Dislocations. Amelinckx. Academic Press, New York, x + pp. Illus. $   Direct Observation of Room-Temperature Dislocation Plasticity in Diamond Author links open overlay panel Anmin Nie 1 5 Yeqiang Bu 2 3 5 Junquan Huang 1 Yecheng Shao 2 3 Yizhi Zhang 2 3 Wentao Hu 1 Jiabin Liu 2 3 Yanbin Wang 4 Bo Xu 1 Zhongyuan Liu 1 Hongtao Wang 2 3 Wei Yang 2 3 Yongjun Tian 1 6.

Article Direct Observation of Room-Temperature Dislocation Plasticity in Diamond Anmin Nie,1,5 Yeqiang Bu,2,3,5 Junquan Huang,1 Yecheng Shao,2,3 Yizhi Zhang,2,3 Wentao Hu,1 Jiabin Liu,2,3 Yanbin Wang,4 Bo Xu,1 Zhongyuan Liu,1 Hongtao Wang,2,3,* Wei Yang,2,3,* and Yongjun Tian1,6,* SUMMARY It is well known that diamond does not deform plastically at room.

In the s the direct observation of dislocations became possible, stimulat­ ing the interest of many research workers in the dynamics of dislocations.

This led to major contributions to the underst. Dislocations which lie close to the observation sur- face of the specimen are observed because they produce a line of contrast in the diffracted image.

The nature and origin of this contrast is discussed by Newkirk, Fluorescence and inelastic scattering The difficulty presented by fluorescent radiation from. In materials science, a dislocation or Taylor's dislocation is a linear crystallographic defect or irregularity within a crystal structure that contains an abrupt change in the arrangement of atoms.

The movement of dislocations allow atoms to slide over each other at low stress levels and is known as glide or crystalline order is restored on either side of a glide dislocation but the.

Direct observation of individual dislocation interaction processes with grain boundaries. By Shun Kondo, Tasuku Mitsuma, Naoya Shibata, Yuichi Ikuhara.

Science Advances 11 Nov e In situ electron microscopy reveals the dynamic processes of individual dislocation interaction with. of direct observation of dislocations by transmission electron microscopy Our book appeared at just about the optimum time in covering these new developments, which probably accounts for many of the citations.

Also, we attempted to give a very complete treatment of the mathematical theory of the defects, so the book is often.

Book Review: The direct observation of dislocations. AMELINCKX, (Academic press, ) x + pages. $ Here we present the first direct observation of the atomic structure of threading dislocation cores in hexagonal GaN. Using atomic-resolution Z-contrast imaging, dislocations with edge character are found to exhibit an eight-fold ring core.

The central column in the core of a pure edge dislocation has the same configuration as one row of dimers on the {} surface. We’d like to understand how you use our websites in order to improve them.

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A strategy is presented for determining sublattice polarity at defects in compound semiconductors. Core structures of degree and Lomer dislocations in the CdTe/GaAs() system have been obtained by the application of maximum-entropy analysis to Z -contrast images (Z is atomic number) obtained in a kilovolt scanning transmission electron microscope.

Atom-resolved observations with tomographic reconstructions show unequivocally that mixed-type dislocations with Burgers vectors of 1/2 are activated in the non-close-packed {} planes of diamond under uniaxial compression of and directions, respectively, while being activated in the {} planes under the directional.

Direct observation of dislocation plasticity in HEA by in-situ TEM. The objectives of this project is to understand the strengthening mechanisms of high entropy alloys (HEAs) from a dislocation plasticity point of view.

The effects of microstructure and local composition, down to the atomic scale, on the plastic deformation are also. Not Available adshelp[at] The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A.().

Direct Observations of the Arrangement and Motion of Dislocations in Aluminium. Philosophical Magazine: Vol. 86, 50 Years of TEM of Dislocations, pp.

Solid State Physics; v. 6 Direct Observation of Dislocations by S. Amelinckx. Academic Press Inc, Volume 6. This book has hardback covers. Ex-library, With usual stamps and markings, In fair condition, suitable as a study copy. No dust jacket. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,grams, ISBN