The friction-era VOS amplitude of a ${\mathbb{Z}}_2$ string network from nematic disclination data

Dimitrios Efstratiou, Evangelos Achilleas Paraskevas, Leandros Perivolaropoulos

A tangle of line defects coarsens as the mean spacing $L$ between neighbouring lines grows. In a viscous medium the motion is overdamped, and the velocity-dependent one-scale (VOS)…