Magnetic Flux Quantum

The quantum of magnetic flux, 2.07 × 10⁻¹⁵ webers — the unit superconductors count in.

Specifications & Metrics

symbol
Φ0
status
Exact — exact via h and e in the 2019 SI
value
2.067833848 × 10⁻¹⁵ Wb

Relative Scale in Constants

Value
2.067833848 × 10⁻¹⁵ Wb

Core Principles & Analysis