Water Droplets (IMAGE) Penn State Caption In conventional superhydrophobic rough surfaces, tiny liquid droplets in the Wenzel state will remain pinned to the surface textures. In contrast, the new slippery rough surface enables high mobility for Wenzel droplets. Credit Xianming Dai and Tak-Sing Wong, Penn State Usage Restrictions Non-commercial use only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.