TABLE OF CONTENTS
ACKNOWLEDGEMENTS ii
ABSTRACT vii
CHAPTER
1 INTRODUCTION 1
2 BACKGROUND 7
2.1 Phase Diagrams 7
2.1.1 Binary Phase Diagrams 7
2.1.1.1 Ni-Mo 7
2.1.1.2 Ni-Al 9
2.1.1.3 Ni-W 9
2.1.1.4 Ni-Ta 12
2.1.2 Ternary Diagrams 12
2.1.2.1 Ni-Al-Mo 12
2.1.2.2 Ni-Al-Ta 14
2.1.2.3 Ni-Al-W 16
2.2 Binary Phases 16
2.2.1 Ni-Mo 16
2.2.1.1 N4M0 18
2.2.1.2 N3M0 20
2.2.1.3 N2M0 20
2.2.1.4 Ni-Mo... 23
2.2.2 Ni-W 23
2.2.2.1 N4W 24
2.2.2.2 Ni3W 24
2.2.2.3 Ni£W 24
2.2.2.4 NiW 24
2.2.3 Domain Variants/Antiphase
Boundaries 25
2.2.3.1 N4X (Dla) 25
2.2.3.2 Ni3x(D022> 27
2.2.3.3 Ni2x(Pt2Mo) 29
2.2.4 SRO in Ni-x Binaries 29
111