Recycled supraparticles (IMAGE) Optica Caption Researchers developed a way to recycle the quantum dots used to make microscopic supraparticle lasers. A sample of the supraparticles recycled in the experiment is shown. Credit Dillon H. Downie, University of Strathclyde Usage Restrictions None License Original 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.