Wave Packet Density (IMAGE) Institute for Basic Science Caption Figure 2: Wave packet density profiles of a zero (orange, respecting Anderson localization) and non-zero (blue, disrespecting Anderson localization) nonlinearity. The simulation times reach 2*10^12. Credit IBS 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.