Fig. 5From: Fabrication of NiO/NiCo2O4 Mixtures as Excellent Microwave AbsorbersEM reflection loss curves of the samples. Where a–d represent the reflection loss curves of the samples with the annealing temperatures of 350 °C, 450 °C, 550 °C and 650 °C, and the images on the right correspond to the 3D reflection losses of the samples, respectivelyBack to article page