DEFECTS IN METALS AND SIMULATION OF MECHANICAL ...

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TABLE OF CONTENTS ACKNOWLEDGEMENTS........................................................................................................... iii Page ABSTRACT.................................................................................................................................. iv LIST OF TABLES…………………………………………………………………………........vii LIST OF FIGURES……………………………………………………………………………. viii CHAPTER 1. Motivation……………………………………………………………………………..……1 2. Vacancies effect on metals mechanical properties...............................................................5 3. Radiation damage in metals …………………………..……………..……………………..20 4. Dislocations effect on metals mechanical properties……………………………………….31 5. Conclusion……………………………………………………………………………….….41 6. REFERENCES.....................................................................................................................42 vi
LIST OF TABLES Page Table.2-1: Force Displacement Data for simulations with different vacancy concentrations…………………………………………………………………………………..16 Table.3-2: Simulation of radiation damage in Zirconium constants …………. ………………23 vii
Page 1 and 2: DEFECTS IN METALS AND SIMULATION OF
Page 3 and 4: ACKNOWLEDGMENTS The time and commit
Page 5: dislocations on yield load were als
Page 9 and 10: Fig. 3-2: Defects formation at the
Page 11 and 12: Chapter 1 Motivation The motivation
Page 13 and 14: experiments, the advantage is that
Page 15 and 16: Chapter 2 Vacancies effect on metal
Page 17 and 18: showing no dislocation nucleation b
Page 19 and 20: Fig. 2-3: Force displacement curves
Page 21 and 22: Fig.2-5: Indentation with 0% Vacanc
Page 23 and 24: In Fig. 2-6 a) and b) we can see th
Page 25 and 26: Vacancy concentrations were varied
Page 27 and 28: The load at yielding is also sensit
Page 29 and 30: Fig. 2-9 shows that with a higher s
Page 31 and 32: Atomistic computer simulation techn
Page 33 and 34: Figure 3-1 shows the simulation box
Page 35 and 36: Fig. 3-4a: Defects after the initia
Page 37 and 38: In Fig. 3-5 we can see the evolutio
Page 39 and 40: Fig. 3-6: Fraction Nv/n of survivin
Page 41 and 42: Chapter 4 Dislocations effect on Me
Page 43 and 44: The dislocation was created by remo
Page 45 and 46: Fig. 4-3: Edge dislocation in the (
Page 47 and 48: For iron the shear modulus, µ, is
Page 49 and 50: Fig.4-6: Simulatin showing dislocat
Page 51 and 52: Chapter 5 Conclusion Defects in met
Page 53 and 54: [ 14 ] D.F. Bahr, D.E. Kramer, and
Page 55: [ 47 ] H. G. M. Kreuzer and R. Pipp

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