Enhanced Superconductivity on the Tetragonal Lattice in FeSe under Hydrostatic Pressure

Kiyotaka Miyoshi, Koh Morishita, Eriko Mutou +5

Superconductivity under pressure in FeSe ($T_{\mathrm{c}}$$\sim$7.5 K) has been investigated using single-crystal specimens through the measurements of DC magnetization and electrical r…