Tim Paasch-Colberg, Technische Universitaet Muenchen (image) Technical University of Munich (TUM) Share Print E-Mail Caption This is Tim Paasch-Colberg with a mode-locked laser at the Max Planck Institute for Quantum Optics. The laser emits flashes of light that last for a few femtoseconds. A new glass-based phase detector now enables simpler and more precise control of their waveforms. Credit Thorsten Naeser 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.