Superconductors can carry electrical current without resistance, but only up to a maximum value known as the critical current. The critical current is a crucial figure of merit for applications, and materials science has long been focused on increasing this limit. Researchers at the Max Planck ...
Source: [Phys.org](https://phys.org/news/2026-09-picosecond-pulses-superconductors-critical-current.html)