Figure 2 (IMAGE) Tohoku University Caption A schematic of a memristor-controlled spintronic oscillator in two of its fundamentally different resistive states; (a) electric-field controlled mode at high-resistance state and (b) current controlled mode via conducting bridge (CB) at low resistance state. Credit S. Fukami and J. Åkerman Usage Restrictions Reporters may use freely these materials in news coverage with appropriate credit information. 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.