GTRI Ion Trap (image) Georgia Institute of Technology Caption This is an optical microscope image of an ion trap designed at GTRI. The dark rectangle is the loading slot that calcium atoms stream through before they are hit with a laser and trapped. Credit Georgia Tech/Charlie Doret Usage Restrictions None 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.