image: 3-D fluorescent microstructured security features fabricated as test structures. A computer rendering (left side) and images taken using fluorescence microscopy (right side) are shown. This material relates to a paper that appeared in the Feb. 8th, 2019, issue of Science Advances, published by AAAS. The paper, by F. Mayer at Karlsruhe Institute of Technology (KIT) in Karlsruhe, Germany, and colleagues was titled, "Multimaterial 3D laser microprinting using an integrated microfluidic system." view more
Credit: Frederik Mayer (INT/KIT)