Radiative and Non-Radiative Relaxation Processes (image) Helmholtz-Zentrum Berlin für Materialien und Energie Share Print E-Mail Caption Combining the results from radiative and non-radiative relaxation processes enabled a complete picture of the filled and unfilled energy levels to be obtained. Credit HZB/R. Golnak 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.