New Microparticle Shapes (IMAGE) Duke University Caption Mixtures of POPs (green) and ELPs (blue) can be used to create a variety of new microparticle architectures including (clockwise from upper left) porous particles, 'fruits-on-a-vine' networks, single hollow 'vesicle-like' particles, and core-shell networks. Credit Stefan Roberts, Duke University Usage Restrictions None 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.