Observation of an antiferromagnetic quantum critical point in high-purity LaNiO${}_3$

Changjiang Liu, Vincent F. C. Humbert, Terence Bretz-Sullivan +12

Amongst the rare-earth perovskite nickelates, LaNiO${}_3$ (LNO) is an exception. While the former have insulating and antiferromagnetic ground states, LNO remains metallic and non-ma…