Image The Bismut Doping is Enhanced (image) Helmholtz-Zentrum Berlin für Materialien und Energie Share Print E-Mail Caption The Bismut doping is enhanced from 0% (left) to 2.2% (right). Measurements at BESSY II show that this leads to increased bandgaps. Credit HZB Usage Restrictions None Share Print E-Mail 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.