High resolution characterisation of microstructural evolution in Rb${}_x$Fe${}_{2-y}$Se${}_2$ crystals on annealing

S. C. Speller, P. Dudin, S. Fitzgerald +8

The superconducting and magnetic properties of phase-separated A${}_x$Fe${}_{2-y}$Se${}_2$ compounds are known to depend on post-growth heat treatments and cooling profiles. This paper f…