Table 14: Intrinsic viscosity and conductivity for various shapes in two dimensions.

Shape Aspect ratio [] [] [] / []
Rectangle 1 2.19 2.15 0.98
Rectangle 2 2.40 2.33 0.97
Rectangle 3 2.76 2.65 0.96
Rectangle 4 3.15 3.01 0.96
Rectangle 5 3.55 3.37 0.95
Rectangle 8 4.76 4.51 0.95
Rectangle 12 6.38 6.03 0.95
Rectangle 14 7.18 6.78 0.94
Rectangle 16 7.99 7.52 0.94
Rectangle 18 8.79 8.25 0.94
Rectangle 19 9.20 8.64 0.94
Rectangle 20 9.60 8.94 0.93
Parabolic lens 2.287 2.21 0.97
Spherical lens 3.236 3.19 0.99
Two touching circles rp = 1 2 / 4 2.38 0.96