Effects of 6 MeV proton irradiation on the vortex ensemble in BaFe${}_2$(As${}_{0.67}$P${}_{0.33}$)${}_2$ revealed through magnetization measurements and real-space vortex imaging

Akiyoshi Park, Ivan Veshchunov, Akinori Mine +3

The change in vortex ensemble in BaFe${}_2$(As${}_{0.67}$P${}_{0.33}$)${}_2$, an isovalently doped iron-based superconductor (IBS), is studied through global magnetization measurements a…