Nature Communications (Dec 2016)
Superconductivity in the antiperovskite Dirac-metal oxide Sr3−xSnO
Abstract
Superconductivity has not been observed in any antiperovskite oxide up to now. Here Oudahet al. report superconducting transition around 5 K in antiperovskite oxide Sr3−xSnO, making it a new class of oxide superconductors.