Figure 1 (IMAGE) Institute of Electrical and Electronics Engineers Caption Co-propagation of a signal with a pump laser allows for a signal to maintain its intensity, or even be amplified (bottom) visa vie the signal traveling alone (top). Credit https://ieeexplore.ieee.org/document/9847368/authors#authors Usage Restrictions n/a 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.