Pressure-induced superconductivity in the iron-based ladder material BaFe2S3- pp1008 - 1012
Hiroki Takahashi, Akira Sugimoto, Yusuke Nambu, Touru Yamauchi, Yasuyuki Hirata, Takateru Kawakami, Maxim Avdeev, Kazuyuki Matsubayashi, Fei Du, Chizuru Kawashima, Hideto Soeda, Satoshi Nakano, Yoshiya Uwatoko, Yutaka Ueda, Taku J. Sato & Kenya Ohgushi
doi:10.1038/nmat4351
Superconductivity below 14 K in the vicinity of a metal–insulator transition at about 11 GPa is shown for the iron-based spin-ladder material BaFe2S3, a Mott insulator with striped-type magnetic ordering below ~120 K.