Superconducting critical field far above the Pauli limit in one-dimensional Li${}_{0.9}$Mo${}_6$O${}_{17}$

J. -F. Mercure, A. F. Bangura, Xiaofeng Xu +5

The upper critical field $H_{c2}$ of purple bronze Li${}_{0.9}$Mo${}_6$O${}_{17}$ is found to exhibit a large anisotropy, in quantitative agreement with that expected from the observed e…