Figure 1

Structural and Compositional characterization of poly-crystalline bulk NGO samples (a) RBS analysis of pure NGO shows sharp Ga and Nd edges, (b) SIMS study showing Ce doping percentages, (c) powder XRD measurement showing NdGaO3 peaks, (d) XPS analysis showing presence of both Ce(III) and Ce(IV) states in Ce doped NGO bulk samples.