Table 2.

Roughness exponent $\alpha$ and provisional roughness exponent ${\alpha }_p$.

$k_{\text{B}}T/ϵ=0.4$			$k_{\text{B}}T/ϵ=0.2$
$\mathrm{\Delta }\mu /ϵ$	${\alpha }_p$	$w_0/a$	$\mathrm{\Delta }\mu /ϵ$	${\alpha }_p$	$w_0/a$
0.06	0.58	0.016	0.2	0.71	0.022
0.08	0.78	0.010	0.25	0.72	0.041
0.1	0.77	0.017	0.275	0.68	0.059
0.12	0.67	0.036	0.3	0.59	0.11
$\mathrm{\Delta }{\mu }_R^{\ast }/ϵ$	$\alpha$	−	$\mathrm{\Delta }{\mu }_R^{\ast }/ϵ$	$\alpha$	−
0.090	0.60	−	0.27	0.59	−

$240\sqrt{2}a\le L\le 400\sqrt{2}a$. ${ϵ}_{\text{int}}/ϵ=-0.9.$ $\overline{p}=3\sqrt{2}/8\approx 0.530$.