Phase-incoherent superconducting pairs in the normal state of Ba(Fe${}_{1-x}$Co${}_x$)${}_2$As${}_2$

Goutam Sheet, Manan Mehta, D. A. Dikin +8

The normal state properties of the recently discovered ferropnictide superconductors might hold the key to understanding their exotic superconductivity. Using point-contact spectro…