Fig. 12

(a and b) Effect of Le and Ni on solutal curves for \(M=1,R=5,Pr=0.5,\) \({\lambda }_{2}=0.2,Nt=0.1\varepsilon =0.5,,Bi=1,Nb=0.5,{h}_{1}=-0.1,{h}_{2}=-0.2,{h}_{3}=-0.2,Rd=0.3,\) \({\lambda }_{1}=0.2,\gamma =0.5,\delta =0.2\) and \(b=1.\)

(a and b) Effect of Le and Ni on solutal curves for \(M=1,R=5,Pr=0.5,\) \({\lambda }_{2}=0.2,Nt=0.1\varepsilon =0.5,,Bi=1,Nb=0.5,{h}_{1}=-0.1,{h}_{2}=-0.2,{h}_{3}=-0.2,Rd=0.3,\) \({\lambda }_{1}=0.2,\gamma =0.5,\delta =0.2\) and \(b=1.\)