The impact of liquid drops on solid surfaces is ubiquitous in nature, and of practical importance in many industrial processes. A drop hitting a flat surface retains a circular symmetry throughout the ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 119, No. 12 (March 22, 2022), pp. 1-9 (9 pages) Light propagation on a two-dimensional curved surface embedded in ...

When people look into a mirror, they see an image of themselves behind the glass. That image results from light rays encountering the shiny surface and bouncing back, or reflecting, providing a ...

Scientists have developed a fabrication technology that can inexpensively produce surfaces capable of repelling liquids, including water and oil. A joint research team led by Professor Hee Tak Kim and ...