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Table 1 Evaluation of velocity in the existing work (in the absence of Hall effect and ion-slip current) with Jha et al. [31] when \(M = 2.0,P_{m} = 0.5,S = 0.5,\beta_{{\text{v}}} {\text{Kn}} = 0.05,\ln = 1.667\)

From: Hydromagnetic free convection flow in a vertical microporous channel with Hall current and ion-slip effect

\(\xi\)

\(y\)

Jha et al. [31]

Present work (when \(\beta_{{\text{h}}} = 0.0,\beta_{{\text{i}}} = 1.0\))

1

0.2

0.0809

0.0809

0.4

0.1137

0.1137

0.6

0.1171

0.1171

0.8

0.0885

0.0885

0

0.2

0.0284

0.0284

0.4

0.0470

0.0470

0.6

0.0561

0.0561

0.8

0.0483

0.0483

− 1

0.2

− 0.0241

− 0.0241

0.4

− 0.0196

− 0.0196

0.6

− 0.0049

− 0.0049

0.8

0.0080

0.0080