Ahmed and Troy (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption This image depicts Musa Ahmed and Tyler Troy at the Advanced Light Source (ALS) Beamline 9.0.2 where the chemical dynamics experiments on combustion take place. Credit Roy Kaltschmidt 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.