Charge Separation (IMAGE) DOE/Brookhaven National Laboratory Caption Off-center collisions of gold ions create a strong magnetic field and set up a series of effects that push positively charged particles to the poles of the football-shaped collision zone and negatively charged particles to the equator. Credit Brookhaven National Laboratory Usage Restrictions OK for use with stories about this research. 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.