Fig. 1 (IMAGE) Osaka University Caption The neutron yield per steradoam as a function of the laser intensity,, showing fourth power dependency on the laser intensity Credit ILE, Osaka University Usage Restrictions No restriction. 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.