Fig. 4From: Preconditioning of the YSZ-NiO Fuel Cell Anode in Hydrogenous Atmospheres Containing Water VaporSEM a–c structure and d–f fractographies of specimens preconditioned by redox for 5 cycles, after a, d mode 1, b, e mode 2, and c, f mode 3 test (see Table 1)Back to article page