TABLE III.

The ratio of the effective diffusivities $D_{\lambda }^{n\to w}\left(L\right)/D_{\lambda }^{w\to n}\left(L\right)$, as a function of λ and L.

		L
		0.5	1	2	4	6	8	10	20	50
λ	0	1.008	1.012	0.981	0.993	1.011	1.007	1.000	0.995	0.989
	0.2	1.009	1.009	0.990	0.984	1.009	1.008	1.006	1.005	0.985
	0.4	1.017	1.014	0.994	0.993	1.004	1.017	1.007	1.010	1.003
	0.6	1.033	1.030	1.009	1.017	1.005	1.019	1.020	1.026	1.016
	0.8	1.057	1.054	1.025	1.025	1.024	1.054	1.043	1.035	1.042
	1	1.095	1.111	1.064	1.065	1.067	1.080	1.081	1.080	1.083
	1.2	1.157	1.152	1.109	1.099	1.106	1.119	1.110	1.105	1.111
	1.4	1.210	1.194	1.155	1.149	1.162	1.158	1.151	1.163	1.158
	1.6	1.274	1.256	1.215	1.200	1.216	1.210	1.199	1.204	1.253
	1.8	1.370	1.319	1.287	1.247	1.278	1.274	1.266	1.273	1.246
	2	1.449	1.413	1.370	1.302	1.341	1.331	1.312	1.308	1.320