RESULTS

Thermodynamic modeling procedure

• Flow chart
• Thermodynamic data required for thermodynamic assessment
• Thermodynamic model

High temperature direct synthesis calorimeter

• Theory
• Schematic general view of high temperature direct synthesis calorimeter
• Schematic diagram of the calorimetric cell assembly
• Schematic view of calorimetric section and reference section

Investigation of Al-Ni-Y system

• Partial isothermal section of the Al-Ni-Y system at 700 degree C
• Partial isothermal section of the Al-Ni-Y system at 1000 degree C
• Binary phase diagram of Al-Ni and related literature
• Binary phase diagram of Al-Y and related literature
• Binary phase diagram of Ni-Y and related literature
• Table of Enthalpies of formation for compounds in the Al-Ni-Y system
• Ternary diagram of Enthalpies of formation for compounds in the Al-Ni-Y system
• Measured and predicted enthalpies of formation in AlxNi5-xY alloys
• Measured and predicted enthalpies of formation in Al2-xNixY alloys
• Al-Ni-Y intermetallic compound phase crystal structure data
• Revised partial isothermal section of the Al-Ni-Y system at 650°C

Investigation of Al-Ni-Hf system

• Partial isothermal section of the Al-Ni-Hf system at 1000 degree C
• Partial isothermal section of the Al-Ni-Hf system at 1200 degree C
• Binary phase diagram of Al-Ni and related literature
• Binary phase diagram of Al-Hf and related literature
• Binary phase diagram of Ni-Hf and related literature
• Table of Enthalpies of formation for compounds in the Al-Ni-Hf system

Investigation of Al-Ni-Fe system

• Partial isothermal section of the Al-Ni-Fe system at 1100 degree C
• Binary phase diagram of Al-Ni and related literature
• Binary phase diagram of Al-Fe and related literature
• Binary phase diagram of Ni-Fe and related literature
• Summary of the high temperature reaction calorimetry results, Miedema's semi-empirical model results and lattice structure results
• Ternary diagram of Enthalpies of formation for compounds in the Al-Ni-Fe system
• Enthalpies of formation of solid B2 Al0.50 Ni(0.50-X)FeX
• Enthalpies of formation of solid B2 Al0.40 Ni(0.60-X)FeX
• Enthalpies of formation of solid B2 Al0.33 Ni(0.67-X)FeX
• Comparison of enthalpies of formation of Al0.5Ni(0.5-x)F exdetermined experimentally by Breuer, this work and calculated by Miedema model, Calphad model.
• Comparison of enthalpies of formation determined experimentally in this work with predictions from the Miedema model and Calphad model
• Accurate determination of lattice parameter
• 3D view of lattice parameters in B2 region of Al-Ni-Fe system
• Lattice parameters for compounds with 50% Al
• Lattice parameters for compounds with 40% Al
• Lattice parameters for compounds with 33% Al

Investigation of Al-Ni-Nb system

• Partial isothermal section of the Al-Ni-Nb system
1. Partial isothemail section of the Al-Ni-Nb system at 1140 degree C
2. Partial isothermal section of the Al-Ni-Nb system at 1200 degree C
• Binary phase diagram of Al-Ni and related diagram
• Binary phase diagram of Al-Nb and related diagram
• Binary phase diagram of Ni-Nb and related diagram
• Table of Enthalpies of formation for compounds in the Al-Ni-Nb system

Investigation of Al-Ni-Ru system

• Partial isothermal section of the Al-Ni-Ru system
1. Partial isothemail section of the Al-Ni-Ru system at 550 degree C
2. Partial isothermal section of the Al-Ni-Ru system at 800 degree C
3. Partial isothermal section of the Al-Ni-Ru system at 1000 degree C
4. Partial isothermal section of the Al-Ni-Ru system at 1250 degree C           
• Binary phase diagram of Al-Ni and related literature
• Binary phase diagram of Al-Ru and related literature
• Binary phase diagram of Ni-Ru and related literature

Table of Enthalpies of formation for compounds in the Al-Ni-Ru system

Ternary diagram of Enthalpies of formation for compounds in the Al-Ni-Ru system

X-ray diffraction patterns for compounds in the Al-Ni-Ru system

1. X-ray diffraction pattern of Al0.40Ni0.40Ru0.20
2. X-ray diffraction pattern of Al0.45Ni0.10Ru0.45
3. X-ray diffraction pattern of Al0.45Ni0.20Ru0.35      
4. X-ray diffraction pattern of Al0.45Ni0.35Ru0.20
5. X-ray diffraction pattern of Al0.45Ni0.45Ru0.10
6. X-ray diffraction pattern of Al0.50Ni0.10Ru0.40
7. X-ray diffraction pattern of Al0.50Ni0.20Ru0.30
8. X-ray diffraction pattern of Al0.50Ni0.30Ru0.20        
9. X-ray diffraction pattern of Al0.50Ni0.40Ru0.10

3D view of lattice parameters in B2 region of Al-Ni-Ru system

Investigation of Al-Ni-Co system

• Isothermal section of Al-Ni-Co at 1000degree C
• Binary phase diagram of Al-Ni and and related literature
• Binary phase diagram of Al-Co and related literature
• Binary phase diagram of Ni-Co and related literature
• Ternary diagram of enthalpies of formatino in Al-Ni-Co system
• Table of enthalpies of formation of Al-Ni-Co system
• Enthalpies of formation of Al0.4Ni0.6-xCox
• Enthalpies of formation of Al0.5Ni0.6-xCox
• Lattice parameters of Al-Ni-Co B2 compounds