Knot Experiment: data

Fig 2: Average opening time vs length  tau vs N

Fig3:  Survival probability F(z) vs z  N=48   N=64   N=85   N=115   N=150   N=200   N=273

Fig4,5: Survival probability F(z) vs z   All N

Theory: F(z) See also figure captions in the paper:

Knots and Random Walks in Vibrated Granular Chains
E. Ben-Naim, Z.A. Daya, P. Vorobieff, and R.E. Ecke
Phys. Rev. Lett. 86, 1414 (2001). cond-mat/0012145 LA-UR-00-3074 [abs, src, ps, pdf]