fT
Femtotesla
Si System

Femtotesla (fT)

A femtotesla (fT) equals 10⁻¹⁵ teslas. Measures biomagnetic fields: human brain activity 10-1000 fT, human heart (MCG) 1-100 pT. SQUID sensors can detect sub-femtotesla fields. At the frontier of magnetic field measurement.

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Conversion Factors

1 fT 1e-15 T
1 fT 1e-21 mT
1 fT 1e-9 μT
1 fT 1e-6 nT
1 fT 0.001 pT
1 fT 1e-18 kT
1 fT 1e-21 MT
1 fT 1e-11 G
1 fT 1e-17 mG
1 fT 1e-14 kG
1 fT 1e-17 MG
1 fT 1e-6 γ
1 fT 1.2566366121e-17 Oe
1 fT 1e-15 Wb/m²
1 fT 1e-15 V·s/m²

Related Units