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Table 4 The numerical of skin friction coefficient with α = 0 and α = 0.5

From: Effect of nonlinear thermal radiation on double-diffusive mixed convection boundary layer flow of viscoelastic nanofluid over a stretching sheet

Bi

R

Pr

θ w

Nd

Ln

Le

Ld

Nb

Nt

λ

M

Nc

Skin friction coefficient

α = 0

α = 0.5

0.2

            

1.43205

2.96707

0.4

            

1.36583

2.85068

0.6

            

1.32221

2.77284

 

0

           

1.36251

2.85839

 

0.5

           

1.34192

2.80810

 

1

           

1.32089

2.75671

  

3

          

1.32497

2.76526

  

4

          

1.34192

2.80810

  

5

          

1.35193

2.83360

   

1

         

1.34876

2.82184

   

1.4

         

1.33371

2.79157

   

1.8

         

1.31274

2.74874

    

0.1

        

1.26834

2.56823

    

0.2

        

1.17796

2.29936

    

0.3

        

1.07752

2.02579

     

3

       

1.34801

2.81638

     

4

       

1.34192

2.80810

     

5

       

1.33795

2.80305

      

5

      

1.34192

2.80810

      

10

      

1.34160

2.80936

      

15

      

1.33928

2.80541

       

0.5

     

1.34192

2.80810

       

1

     

1.34085

2.80503

       

1.5

     

1.33978

2.80196

        

0.2

    

1.36515

2.85138

        

0.4

    

1.31797

2.76266

        

0.6

    

1.26959

2.66933

         

0.2

   

1.34910

2.82314

         

0.4

   

1.33441

2.79227

         

0.6

   

1.31846

2.75816

          

0

  

1.58113

3.22750

          

2

  

1.12634

2.44198

          

4

  

0.73642

1.80525

           

1

 

1.17104

2.47904

           

2

 

1.49715

3.10837

           

3

 

1.77371

3.64713

            

1

1.09804

2.44336

            

2

0.83753

2.06279

            

3

0.58582

1.70306