Quasi-local critical nature of cooperative paramagnetic fluctuations in CaRuO${}_3$ metal

J. Gunasekera, L. Harriger, T. Heitmann +2

We report new observation of cooperative paramagnetic fluctuations of Ru${}^{4+}$ spins that coexist with the non-Fermi liquid state in CaRuO${}_3$ perovskite below T $\simeq$ 22 K.…