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K. Linga (KL) Murty < Research Achievements

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Class I to Class II transitions in alloys at low stresses. Universality of Harper-Dorn Creep ... Transitions in Creep Mechanisms - Examples. Dangers in blind ... – PowerPoint PPT presentation

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Title: K. Linga (KL) Murty < Research Achievements


1
K. Linga (KL) Murtylt Research Achievements
Creep Superplasticity gt
Transitions in deformation mechanisms
  • Superplasticity in Zn-Al eutectoid and Pb-Sn
    eutectic
  • Class I to Class II transitions in alloys at low
    stresses
  • Universality of Harper-Dorn Creep
  • In-situ annealing of strain-induced vacancies
    Portevin LeChatelier Effect

climb
  • Class-I to Class-II in AlMg at high stresses-
    dislocation break-away from solute locking
    (1973)

glide
2
Transitions in Creep Mechanisms - Examples
Effect of alloying
Class-II Breakaway
Zry vs ZryNb
Application To
Class-I
Class-II
Microelectronic Packaging
H-D
Dangers in blind extrapolation
Nov. 00
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