Fig. 8From: EPMA quantification on the chemical composition of retained austenite in a Fe-Mn-Si-C-based multi-phase steelEPMA analysis of the retained γ; a backscattered electron and b SE images, and EPMA c Mn Kα, d Si Kα, and e C Kα maps. 20 kV, 3 × 10− 7 A, and 15 ms were used for the data acquisitionBack to article page