Fig. 1: Statistical variations in the apparent Young’s modulus on the surface of metallic glasses under cryothermal cycling and after relaxation at room temperature for 3 days.
From: On cryothermal cycling as a method for inducing structural changes in metallic glasses

a, b Zr60Cu20Fe10Al10, c, d Zr60Cu20Co10Al10, e, f Zr60Cu20Ni10Al10. Here, En is Young’s modulus normalized by its average value in the as-cast state, and the curves are Gaussian fits