Table 6 Comparison of the values of the local Sherwood number for various values of Nb and Nt with A = 2, Mn = Pr = S = Le = 1, θ r  → ∞, ε 1 = ε 2 = β = γ = 0.
Nb | Nt | Hashmi et al. (2012) | Das et al.(2016) | Present study | CPU time of the system in seconds | ||
|---|---|---|---|---|---|---|---|
− ϕ′(1) | \( -{\overset{\frown }{h}}_{\phi} \) | \( {E}_{15}^{\phi} \) | |||||
0.1 | 0.1 | 0.86604666 | 0.866046665141329 | 0.8660467842530996 | 0.936748 | 2.426680292036448 × 10− 10 | 54.439 |
0.5 | 0.53012814 | 0.530128143896286 | 0.5301281821145534 | 0.928890 | 9.992908438598528 × 10− 13 | 54.525 | |
1.0 | 0.48603919 | 0.486039186120291 | 0.48603915346137855 | 0.891607 | 4.403963236292989 × 10− 13 | 54.009 | |
1.5 | 0.46986157 | 0.469861566526085 | 0.4698615495700593 | 0.884253 | 3.657227369041722 × 10− 13 | 54.625 | |
1.5 | 0.5 | 0.40180718 | 0.401807177532398 | 0.40180541220583815 | 0.908420 | 2.420566500000295 × 10− 10 | 53.940 |
1 | 0.12619334 | 0.126193335885242 | 0.12617433001495504 | 0.949699 | 2.832474925670632 × 10− 8 | 53.585 | |
1.5 | 0.39083080 | 0.390839865635371 | 0.3900777099943474 | 0.865141 | 6.281273402797455 × 10− 6 | 54.439 | |
2 | 1.16777723 | 1.16800852390237 | 1.1587904533044613 | 0.912246 | 3.5954596655078387 × 10− 4 | 57.834 | |