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Spin-polarized supercurrents for spintronics: a review of current progress
1Department of Physics, Royal Holloway, University of London, Egham Hill, Egham, Surrey TW20 0EX, UK.
Reports on Progress in Physics. Physical Society (Great Britain)
|September 24, 2015
Summary
Superconductivity and spintronics merge to create super-spintronics, enabling long-range spin-polarized supercurrents for novel devices and fundamental physics research.
Area of Science:
- Condensed Matter Physics
- Quantum Materials
Background:
- The convergence of superconductivity and spintronics has led to the emergence of super-spintronics.
- This interdisciplinary field aims to develop novel devices by integrating the properties of both superconductivity and spintronics.
Purpose of the Study:
- To report on recent advancements in the controlled generation of long-range equal-spin triplet supercurrents in ferromagnets.
- To highlight the contributions of these developments to the field of spintronics.
Main Methods:
- Utilizing superconductor-ferromagnet hybrid structures to induce mutual modifications in order.
- Leveraging advancements in nanofabrication and materials control for high-quality hybrid structures.
Main Results:
- Observation of phenomena such as triplet superconductivity, odd-frequency pairing, and long-range magnetic proximity effects.
- Routine production and observation of triplet supercurrents since 2010, enabled by improved fabrication techniques.
Conclusions:
- The development of super-spintronics opens new avenues for exploring exotic phases of matter.
- This field merges superconductivity and spintronics, paving the way for future technological innovations.
