201525.fig.001a
(a)
201525.fig.001b
(b)
Figure 1: Variation of MR potential as function of separation distance 𝑟 taking various values for the screening parameter 𝑏 when (a) 𝛼 = 0 . 7 5 and (b) 𝛼 = 1 . 5 0 .