Superhydrophobic surface obtained using pyramidal PTFE film fabricated on RIE etched silicon. - Chul-Heum Baek; Litao Yao; Sung-Bo Seo; Hwa-Min Kim; Dae-Seung Pyo; Pyo-Hwan Hong; Jung-Hwa Oh; Dae-Young Kong; Chan-Seob Cho; Jong-Hyun Lee; In-Yong Eom; Bonghwan Kim (NEMS, 2013)