Schematic drawing (IMAGE) Vienna University of Technology Caption Schematic drawing of the thermoelectric effect in nickel-gold alloys. Credit Fabian Garmroudi Usage Restrictions Use (c) Fabian Garmroudi 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.