Grain Structure Behavior of Powder Metallurgy Nickel Base γ–γ′ Superalloys Under γ′-Supersolvus Solution Heat-Treatment. - Strady, C.; Nicolay, A.; Bignon, M.; Agnoli, A.; de Jaeger, J.; Bozzolo, N.; Bernacki, M. (Metallurgical & Materials Transactions. Part A, 2026)