Non-static ground state in SmB6: a form of time crystal?

2016/11/09 by Wu, Qi, Sun, Liling
#FOS: Physical sciences #Strongly Correlated Electrons (cond-mat.str-el)

paper · doi:10.48550/arxiv.1611.02962

Abstract

Here we propose the existence of a non-static ground state in the Kondo insulator SmB6, with a unique accompany-type valence fluctuation of Sm ions in its bulk. Whether SmB6 is a fashion of time crystal is an intriguing issue.

Related

• Bulk and surface properties of SmB6
• Effect of valence fluctuations on the ground state properties of SmB6
• Dynamical Bonding Driving Mixed Valency in a Metal Boride
• Exploration of strongly correlated states in SmB6 through a comparison of its two-coil pick-up response to that of Bi2Se3
• Direct measurement of a remnant Fermi surface in SmB6