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. 2021 Dec 15;11:24032. doi: 10.1038/s41598-021-03392-8

Table 6.

Values of skin friction $= C_{f} R e_{x}^{\frac{1}{2}}$ and Nusselt number $= N u_{x} R e_{x}^{\frac{- 1}{2}}$ for $P_{r} = 7.38$ , and $n = 0.2$

$W_{e}$	$M$	$ϕ$	$ϕ_{T i O_{2}}$	$Υ$	$N_{r}$	$B_{i}$	$E_{c}$	$λ$	$S$	$C_{f} R e_{x}^{\frac{1}{2}}$ Cu–EG	$C_{f} R e_{x}^{\frac{1}{2}}$ TiO₂–Cu/EG	$N_{u} R e_{x}^{\frac{- 1}{2}}$ Cu–EG	$N_{u} R e_{x}^{\frac{- 1}{2}}$ TiO₂–Cu/EG
0.1	0.1	0.18	0.09	0.3	0.3	0.3	0.3	0.2	0.1	2.3839	2.7558	1.2114	1.2589
0.2										2.3654	2.7355	1.1972	1.2368
0.3										2.3343	2.7124	1.1716	1.1942
	0.1									2.3839	2.7558	1.2114	1.2589
	0.3									2.4065	2.7704	1.1946	1.2333
	0.4									2.4202	2.7928	1.1717	1.2147
		0.09								2.3839	-	1.2114	-
		0.15								2.4025	-	1.2273	-
		0.18								2.4242	–	1.2392	–
			0.0							–	2.3839	–	1.2114
			0.06							–	2.7339	–	1.2439
			0.09							–	2.7558	–	1.2589
				0.1						2.4245	2.7953	1.2523	1.2992
				0.2						2.4024	2.7721	1.2325	1.2778
				0.3						2.3839	2.7558	1.2114	1.2589
					0.1					2.3839	2.7558	1.1969	1.2336
					0.3					2.3839	2.7558	1.2114	1.2589
					0.5					2.3839	2.7558	1.2388	1.2793
						0.1				2.3839	2.7558	1.1745	1.2129
						0.3				2.3839	2.7558	1.2114	1.2589
						0.4				2.3839	2.7558	1.2368	1.2945
							0.1			2.3839	2.7558	1.2358	1.2718
							0.3			2.3839	2.7558	1.2114	1.2589
							0.4			2.3839	2.7558	1.1989	1.2346
								0.1		2.3839	2.7558	1.2114	1.2589
								0.2		2.3839	2.7558	1.1946	1.2365
								0.3		2.3839	2.7558	1.1729	1.2146
									0.1	2.3839	2.7558	1.2114	1.2589
									0.2	2.4034	2.7746	1.2337	1.2754
									0.3	2.4226	2.7952	1.2582	1.2972