%0 Journal Article %T Enhanced heat transfer in pin fin heat sink working with nitrogen gas–water two-phase flow: variable pin length and longitudinal pitch %A م. رضایی %A م. خوشوقت علی آبادی %A A. A. Abbasian Arani %A Mazloumi, Seyed Hossein %J Journal of Thermal Analysis and Calorimetry %@ 1388-6150 %D 2019