In situ Study of Phase Transitions in La${}_2$NiO${}_{4+\hat{I}´}$ using Raman Spectroscopy

Adeel Riaz, Alexander Stangl, Mónica Burriel +1

La${}_2$NiO${}_{4+\hat{I}´}$ has attracted increasing interest in recent years, both as oxygen electrode in solid oxide fuel cells and electrolysers due to its high electrochemical activity…