Hashem Iranmehr, Abbas kosarineia, mahdihamzehei, Nader Nabhani 2024. Study of heat and fluid characteristics of Al2O3 nanofluid in a concentric tube heat exchanger fitted with a peripherally cut spiral tape of different geometrical shapes. Journal of International Crisis and Risk Communication Research . (Jul. 2024), 345–362. DOI:https://doi.org/10.63278/jicrcr.vi.1324.