Origin of magnetic moments and presence of a resonating valence bond state in Ba${}_2$YIrO${}_6$

Abhishek Nag, Sayantika Bhowal, M. M. Sala +10

While it was speculated that 5$d^4$ systems would possess non-magnetic $J$~=~0 ground state due to strong Spin-Orbit Coupling (SOC), all such systems have invariably shown presence…