. 2021 Jun 16;11:12637. doi: 10.1038/s41598-021-91188-1

Table 4.

Numerical values of Nusselt number for various parameters, whereas Pr = 6–2, Tr = 1–7, Rd = 0–3, A = 0–8.

φ₁	φ₂	R	α	Fe₂O₃–SWCNT		Fe₂O₃–MWCNT		Fe₂O₃–H₂O
φ₁	φ₂	R	α	Nu_lower	Nu_upper	Nu_lower	Nu_upper	Nu_lower	Nu_upper
0.1	0.04	15	0.5	2.623501	0.044842	2.769287	0.036053	3.134645	0.017455
0.1				2.985461	0.029317	3.144821	0.023107	3.708826	0.008024
0.1				3.350027	0.019319	3.522456	0.014942	4.285125	0.003736
0.1				3.71589	0.012857	3.901049	0.009768	4.861984	0.001771
	0.05			2.502922	0.049695	2.666787	0.038849	3.098331	0.016334
	0.06			2.393887	0.05427	2.571603	0.041487	3.062225	0.015309
	0.07			2.294553	0.05857	2.482773	0.043981	3.026315	0.01437
		10		1.876024	0.124614	1.964547	0.109201	2.181858	0.071339
		15		2.623501	0.044842	2.769287	0.036053	3.134645	0.017455
		20		3.411643	0.014903	3.613273	0.010942	4.119244	0.00387
			0.7	2.603902	0.044423	2.74759	0.0357	3.107179	0.017257
			0.9	2.584415	0.044006	2.72602	0.035348	3.079886	0.01706
			1.1	2.56504	0.043592	2.704578	0.034999	3.052766	0.016865