Question

Diffusing Species Host Metal D0(m²/s) Qd(kJ/mol) Interstitial Diffusion C Fe (? or BCC) 1.1 × 10?? 87,400 C Fe (? or FCC) 2.3 × 10?? 148,000 N Fe (? or BCC) 5.0 × 10?? 77,000 N Fe (? or FCC) 9.1 × 10?? 168,000 Self-Diffusion Fe Fe (? or BCC) 2.8 × 10?? 251,000 Fe Fe (? or FCC) 5.0 × 10?? 284,000 Cu Cu (FCC) 2.5 × 10?? 200,000 Al Al (FCC) 2.3 × 10?? 144,000 Mg Mg (HCP) 1.5 × 10?? 136,000 Zn Zn (HCP) 1.5 × 10?? 94,000 Mo Mo (BCC) 1.8 × 10?? 461,000 Ni Ni (FCC) 1.9 × 10?? 285,000 Interdiffusion (Vacancy) Zn Cu (FCC) 2.4 × 10?? 189,000 Cu Zn (HCP) 2.1 × 10?? 124,000 Cu Al (FCC) 6.5 × 10?? 136,000 Mg Al (FCC) 1.2 × 10?? 130,000 Cu Ni (FCC) 2.7 × 10?? 256,000 Ni Cu (FCC) 1.9 × 10?? 230,000 z erf(z) z erf(z) z erf(z) 0 0 0.55 0.5633 1.3 0.9340 0.025 0.0282 0.60 0.6039 1.4 0.9523 0.05 0.0564 0.65 0.6420 1.5 0.9661 0.10 0.1125 0.70 0.6778 1.6 0.9763 0.15 0.1680 0.75 0.7112 1.7 0.9838 0.20 0.2227 0.80 0.7421 1.8 0.9891 0.25 0.2763 0.85 0.7707 1.9 0.9928 0.30 0.3286 0.90 0.7970 2.0 0.9953 0.35 0.3794 0.95 0.8209 2.2 0.9981 0.40 0.4284 1.0 0.8427 2.4 0.9993 0.45 0.4755 1.1 0.8802 2.6 0.9998 0.50 0.5205 1.2 0.9103 2.8 0.9999

          Diffusing Species Host Metal D0(m²/s) Qd(kJ/mol)
Interstitial Diffusion
C Fe (? or BCC) 1.1 × 10?? 87,400
C Fe (? or FCC) 2.3 × 10?? 148,000
N Fe (? or BCC) 5.0 × 10?? 77,000
N Fe (? or FCC) 9.1 × 10?? 168,000
Self-Diffusion
Fe Fe (? or BCC) 2.8 × 10?? 251,000
Fe Fe (? or FCC) 5.0 × 10?? 284,000
Cu Cu (FCC) 2.5 × 10?? 200,000
Al Al (FCC) 2.3 × 10?? 144,000
Mg Mg (HCP) 1.5 × 10?? 136,000
Zn Zn (HCP) 1.5 × 10?? 94,000
Mo Mo (BCC) 1.8 × 10?? 461,000
Ni Ni (FCC) 1.9 × 10?? 285,000
Interdiffusion (Vacancy)
Zn Cu (FCC) 2.4 × 10?? 189,000
Cu Zn (HCP) 2.1 × 10?? 124,000
Cu Al (FCC) 6.5 × 10?? 136,000
Mg Al (FCC) 1.2 × 10?? 130,000
Cu Ni (FCC) 2.7 × 10?? 256,000
Ni Cu (FCC) 1.9 × 10?? 230,000

z erf(z) z erf(z) z erf(z)
0 0 0.55 0.5633 1.3 0.9340
0.025 0.0282 0.60 0.6039 1.4 0.9523
0.05 0.0564 0.65 0.6420 1.5 0.9661
0.10 0.1125 0.70 0.6778 1.6 0.9763
0.15 0.1680 0.75 0.7112 1.7 0.9838
0.20 0.2227 0.80 0.7421 1.8 0.9891
0.25 0.2763 0.85 0.7707 1.9 0.9928
0.30 0.3286 0.90 0.7970 2.0 0.9953
0.35 0.3794 0.95 0.8209 2.2 0.9981
0.40 0.4284 1.0 0.8427 2.4 0.9993
0.45 0.4755 1.1 0.8802 2.6 0.9998
0.50 0.5205 1.2 0.9103 2.8 0.9999

Diffusing Species Host Metal D0(m²/s) Qd(kJ/mol)
Interstitial Diffusion
C Fe (? or BCC) 1.1 × 10?? 87,400
C Fe (? or FCC) 2.3 × 10?? 148,000
N Fe (? or BCC) 5.0 × 10?? 77,000
N Fe (? or FCC) 9.1 × 10?? 168,000
Self-Diffusion
Fe Fe (? or BCC) 2.8 × 10?? 251,000
Fe Fe (? or FCC) 5.0 × 10?? 284,000
Cu Cu (FCC) 2.5 × 10?? 200,000
Al Al (FCC) 2.3 × 10?? 144,000
Mg Mg (HCP) 1.5 × 10?? 136,000
Zn Zn (HCP) 1.5 × 10?? 94,000
Mo Mo (BCC) 1.8 × 10?? 461,000
Ni Ni (FCC) 1.9 × 10?? 285,000
Interdiffusion (Vacancy)
Zn Cu (FCC) 2.4 × 10?? 189,000
Cu Zn (HCP) 2.1 × 10?? 124,000
Cu Al (FCC) 6.5 × 10?? 136,000
Mg Al (FCC) 1.2 × 10?? 130,000
Cu Ni (FCC) 2.7 × 10?? 256,000
Ni Cu (FCC) 1.9 × 10?? 230,000

z erf(z) z erf(z) z erf(z)
0 0 0.55 0.5633 1.3 0.9340
0.025 0.0282 0.60 0.6039 1.4 0.9523
0.05 0.0564 0.65 0.6420 1.5 0.9661
0.10 0.1125 0.70 0.6778 1.6 0.9763
0.15 0.1680 0.75 0.7112 1.7 0.9838
0.20 0.2227 0.80 0.7421 1.8 0.9891
0.25 0.2763 0.85 0.7707 1.9 0.9928
0.30 0.3286 0.90 0.7970 2.0 0.9953
0.35 0.3794 0.95 0.8209 2.2 0.9981
0.40 0.4284 1.0 0.8427 2.4 0.9993
0.45 0.4755 1.1 0.8802 2.6 0.9998
0.50 0.5205 1.2 0.9103 2.8 0.9999

Added by Justin J.

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