schematics (IMAGE) Vienna University of Technology Caption The reaction behavior of an individual nanoparticle is determined by its pacemakers. Addition of a La promoter significantly influences the interaction of these pacemakers. Credit TU Wien 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.