Ordered silicon nanorod arrays with controllable geometry and robust hydrophobicity*
Wang Zi-Wen, Cai Jia-Qi, Wu Yi-Zhi, Wang Hui-Jie, Xu Xiao-Liang†
Fig.#cod#x00A0;4. Contact angles of SiNR arrays with different geometries. Images a#cod#x2013;d correspond to samples S1#cod#x2013;S4, respectively.