Microscopic Observation of Heavy Quasiparticle Formation in the Intermediate Valence Compound EuNi${}_2$P${}_2$: ${}^{31}$P NMR Study

Nonoka Higa, Mamoru Yogi, Hiroko Kuroshima +7

We report ${}^{31}$P NMR measurements under various magnetic fields up to 7 T for the intermediate valence compound EuNi${}_2$P${}_2$, which shows heavy electronic states at low temperat…