Potassium

 Note: Resonance frequencies are quoted relative to a resonance 
frequency of exactly 100 MHz for 1H.

Isotope: 39K

Spin:                         3/2
Natural abunance:             93.1 %
Magnetogyric ratio (rad/T s): 1.2498 x 10^7
Relative receptivity:         4.75 x 10^-4
Magnetic moment               0.50566
Quadrupole moment Q/m(2)      4.9 x 10^-2
Resonance frequency           4.672 MHz

Isotope: 41K

Spin:                         3/2
Natural abunance:             6.88 %
Magnetogyric ratio (rad/T s): 0.68608 x 10^7
Relative receptivity:         5.80 x 10^-6
Magnetic moment               0.27740
Quadrupole moment Q/m(2)      6.0 x 10^-2
Resonance frequency           2.565 MHz




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