Table 2 Calculated stacking fault energies of each alloy. Results for supercells with 24 atoms are presented. Corresponding atomic configurations are presented in Fig. 3.

From: First-principles study of the ternary effects on the plasticity of \(\upgamma \)-TiAl crystals

SFE (mJ/m2)

SISF

APB

CSF

Ti12Al12

203

638

385

Ti11Al12Cr1

166

530

360

Ti11Al12Nb1

239

636

459

Ti11Al12V1

199

554

376

Ti12Al11Cr1

65.7

407

301

Ti12Al11Nb1

74.7

266

217

Ti12Al11V1

41.4

320

246