SiO2 wt%

Regimes

Re

d = 5 mm

d = 15 mm

LLF

1570

4.43 ± 0.09

3.60 ± 0.06

Perturbed

3714

4.30 ± 0.07

3.43 ± 0.19

LHF

5570

3.72 ± 0.15

3.17 ± 0.20