NAME |
SYMBOL |
VALUE |
Proton-Tau Mass Ratio |
mp/mτ |
0.527994(86)
|
Quantum of Circulation |
h/2me h/me |
3.636947516(27) × 10-4 m2 s-1 7.273895032(53) × 10-4 m2 s-1
|
Radius, Bohr |
a0 |
5.291772083(19) × 10-11 m
|
Rydberg Constant α2mec/2h |
R∞ R∞c R∞hc |
10973731.568549(83) m-1 3.289841960368(25) × 1015 Hz 2.17987190(17) × 10-18 J
|
Shielded Proton Gyromagnetic Ratio 2µp/ħ (H2O, sphere, 25°C) |
γ'p γ'p/2π |
2.67515341(11) × 108 s-1 T-1 42.5763888(18) MHz T-1
|
Shielded Proton Magnetic Moment (H2O, sphere, 25°C) |
µ'p µ'p/µB µ'p/µN |
1.410570399(59) × 10-26 J T-1 1.520993132(16) × 10-3 2.792775597(31)
|
Tau Compton Wavelength |
λC,τ |
0.69770(11) × 10-15 m
|
Tau Mass |
mτ |
3.16788(52) × 10-27 kg 1.90774(31) u
|
Tau Molar Mass NAmτ |
M(τ) Mτ |
1.90774(31) × 10-3 kg mol-1
|
Tau-Electron Mass Ratio |
mτ/me |
3.47760(57)
|