Three-dimensional fin-tube expansion process to achieve high heat transfer efficiency in heat exchangers

Kang, Seong-Yeop, Sae-Rom So, Yong Son, Seonghun Park, Man-Yeong Ha, and Sang-Hu Park. “Three-dimensional fin-tube expansion process to achieve high heat transfer efficiency in heat exchangers.” Journal of Mechanical Science and Technology 33, no. 9 (2019): 4401-4406.