Analysis, prediction, and optimization of heat transfer coefficient and friction factor of water-
nanofluid flow in shell-and-tube heat exchanger with helical baffles (using RSM)
Eur. Phys. J. Plus, 137 8 (2022) 991
Published online: 31 August 2022
DOI: 10.1140/epjp/s13360-022-03210-8