Fig. 5
From: Strain-mediated voltage-controlled switching of magnetic skyrmions in nanostructures

On critical strains. Influence of a, the interfacial DMI strength D, b, the disk diameter on the critical (minimum) strains for skyrmion creation and deletion. A constant disk diameter of 220 nm is used for cases in a, a constant D of 0.75 mJ/m2 is used for cases in b