image: Scanning electron microscope images of left- and right-handed helices. This material relates to a paper that appeared in the March 1, 2017, issue of Science Advances, published by AAAS. The paper, by W. Feng at University of Michigan in Ann Arbor, Mich., and colleagues was titled, "Assembly of mesoscale helices with near-unity enantiomeric excess and light-matter interactions for chiral semiconductors." view more
Credit: [Credit: © Nicholas A. Kotov and Wenchun Feng, 2017]