Gerd SchmidL.G. Valladares-Rend?nTai-Her YangSih-Li Chen,Sih-Li ChenSIH-LI CHEN2021-10-072021-10-072017https://scholars.lib.ntu.edu.tw/handle/123456789/584191Numerical analysis of the effect of a central cylindrical opening on the heat transfer of radial heat sinks for different orientationsjournal article