An Experimental Study of Drag Reduction in a Pipe with Superhydrophobic Coating at Moderate Reynolds NumbersJ.H. Chen, C.C. Tsai, Y.Z. Kehr, L. Horng, K. Chang and L. KuoEPJ Web of Conferences, 6 (2010) 19005DOI: https://doi.org/10.1051/epjconf/20100619005