Kolb, M., Freund, L. P., Fischer, F., Povstugar, I., Makineni, S. K., Gault, B., et al. (2018). On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys. Acta Materialia, 145, 247-254. doi:10.1016/j.actamat.2017.12.020.