Quantum of circulation = 3.636 947 5467 × 10−4 m²·s⁻¹

Value
3.636 947 5467 × 10−4
Unit
m²·s⁻¹
Uncertainty
0.000 000 0011 × 10⁻⁴
Copy-ready
3.6369475467e-4

The quantum of circulation h/(2mₑ).

Sets the quantised circulation of vortices in superfluids (with the relevant particle mass); twice the value is listed beneath.

The same quantity, other ways NIST lists it

Quantity (NIST name)ValueUnitUncertainty
Quantum of circulation times 27.273 895 0934 × 10−4m²·s⁻¹0.000 000 0023 × 10⁻⁴

NIST, Fundamental Physical Constants — Complete Listing (2022 CODATA adjustment), retrieved 2026-07-26.

Electrical, thermal and X-ray constants

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UsePhysics. "Quantum of circulation — 3.636 947 5467 × 10−4 m²·s⁻¹." UsePhysics.com. https://usephysics.com/reference/quantum-of-circulation. Value from the 2022 CODATA adjustment (NIST). Accessed [date].