Thermal Trap (IMAGE) ETH Zurich Caption The main component of the thermal trap is a cylinder made of quartz. In the experiments, it reached a temperature of 1050 degrees Celsius and glowed at this heat. Credit Photograph: ETH Zurich / Emiliano Casati Usage Restrictions For editorial use only! 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.