Magnetic Wave (IMAGE) Johannes Gutenberg Universitaet Mainz Caption An electrical current in a platinum wire (l.) creates a magnetic wave in the antiferromagnetic iron oxide (red and blue waves) to be measured as a voltage in a second platinum wire (r.). The arrows represent the antiferromagnetic order of the iron oxide. Credit Ill./©: Andrew Ross 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.