Magnetic Field-Current Phase Diagram (image) University of California - Santa Barbara Share Print E-Mail Caption This magnetic field-current phase diagram shows the high sensitivity of the voltage plateau to magnetic field. When the plateau disappears, the superconductive state expands. Credit UCSB Usage Restrictions None Share Print E-Mail 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.