MOF Particles (IMAGE) DOE/SLAC National Accelerator Laboratory Caption The new cryo-EM images also reveal step-like features at the edges of MOF particles (upper right) where scientists think new cages may form as the particle grows (bottom right). Credit Li et al., <em>Matter</em>, 26 June 2019 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.