✉news SciencePhysics first seen 6 h ago, last 1 h ago, peak #4
Picosecond pulses test superconductor limits in Nature study
Original: Picosecond current pulses probe intrinsic limit for dissipationless transport in superconductors
Researchers report in Nature that picosecond-duration current pulses can probe the intrinsic limit of dissipationless transport in superconductors. By pushing currents through superconducting materials on femtosecond-to-picosecond timescales, the experiments test how fast and how hard a superconductor can be driven before it loses its zero-resistance state. The work clarifies fundamental switching limits relevant to superconducting electronics and ultrafast devices, though no broader public debate has emerged yet.
Why now: A new Nature paper presents fresh experimental insight into the fundamental speed and current limits of superconductors.
Evidence
- Picosecond current pulses probe intrinsic limit for dissipationless transport in superconductors · Nature
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