Crystal structure and phase transitions at high pressures in the superconductor FeSe0.89S0.11

Yulia A. Nikiforova, Anna G. Ivanova, Kirill V. Frolov +8

We report on the structural phase transitions in the S doped FeSe superconductor by powder synchrotron X ray diffraction at high pressures up to 18.5 GPa under compression and deco…