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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
41

Dislocation interactions with interfaces

Akarapu, Sreekanth, January 2009 (has links) (PDF)
Thesis (Ph. D.)--Washington State University, August 2009. / Title from PDF title page (viewed on Sept. 9, 2009). "School of Mechanical and Materials Engineering." Includes bibliographical references (p. 180-188).
42

Factors affecting the dislocation substructure in deformed magnesium oxide

Elkington, Walter E. January 1962 (has links)
Thesis (M.S.)--University of California, Berkeley, 1962. / "UC-34 Physics" -t.p. "TID-4500 (17th Ed.)" -t.p. Includes bibliographical references (p. 15).
43

The orientation dependence of dislocation structure in stoichiometric NiAl single crystals deformed in high temperature creep

Bevk, Joz̆e. January 1970 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1970. / Typescript. Vita. Includes bibliographical references.
44

An investigation of the occurrence of defect structures in some electron compounds

Maciolek, Ralph Bartholomew, January 1966 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1966. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
45

Deformation of aluminum alloy single crystals

Lalwaney, Narain Shamdas, January 1966 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1966. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
46

Hot-pressing of quartz powder to .5 GPA pressure and 1250C̊

Harpin, Raymond Joseph January 1980 (has links)
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Earth and Planetary Science, 1980. / Microfiche copy available in Archives and Science. / Bibliography: leaves 46-50. / by Raymond Joseph Harpin. / M.S.
47

The correspondence of dislocation etch pits revealed on (111) and (100) surfaces of germanium grown in the <100> direction.

Boylan, John Francis. January 1975 (has links)
Thesis: B.S., Massachusetts Institute of Technology, Department of Materials Science and Engineering, 1975 / Includes bibliographical references. / B.S. / B.S. Massachusetts Institute of Technology, Department of Materials Science and Engineering
48

Microstructural and mechanisms of cyclic deformation of aluminum single crystals

Delos-Reyes, Michael A. 20 September 1995 (has links)
Aluminum single crystals were cyclically deformed in single-slip at small strain amplitudes at 77 K to presaturation. The observed mechanical behavior is consistent with other recent work. The dislocation substructure was analyzed in detail. The structure can be described as consisting of dense bundles or veins of dislocation dipoles, separated by lower dislocation density regions where debris is evident. This debris was determined to be principally relatively short dipole segments. Screw dislocations with the same Burgers vector span the channels. Dislocations were essentially all of the same Burgers vector. In-situ cyclic deformation experiments were successfully performed by the X-Y technique where thin foils are stressed in alternating perpendicular directions. Screw dislocations span the channel and easily move and reverse direction with shear reversal. Our experiments indicate that loops frequently expand from the dipole bundles into the channels and the edge component is absorbed by nearby bundles leaving screw segments behind. Dipole "flipping" was not observed and these edges are relatively difficult to mobilize. There is no obvious evidence for internal backstresses that assist plastic deformation on reversal of the applied shear. / Graduation date: 1996
49

Nucleation and cross-slip of partial dislocations in FCC metals

Liu, Gang January 2009 (has links)
Thesis (Ph. D.)--University of California, Riverside, 2009. / Includes abstract. Available via ProQuest Digital Dissertations. Title from first page of PDF file (viewed March 20, 2010). Includes bibliographical references. Also issued in print.
50

An atomistic study of dislocation interactions with the gama/gama (Ni/Ni3Al)interface of a nickel based single crystal super alloy /

Akangbe, Adeyemi J. January 1900 (has links)
Thesis (M. App. Sc.)--Carleton University, 2003. / Includes bibliographical references (p. 90-94). Also available in electronic format on the Internet.

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