image: Scanning Electron Microscopy image showing hyperporous membranes with micro- and nano-pores. This material relates to a paper that appeared in the July 24, 2015, issue of Science, published by AAAS. The paper, by S. Yoo at Ulsan National Institute of Science and Technology in Ulsan, Republic of Korea, and colleagues was titled, "Hierarchical multiscale hyperporous block copolymer membranes via tunable dual-phase separation." view more
Credit: [Credit: Soojin Park and Sang-Young Lee]