NUCLEAR MAGNETIC RESONANCE NUCLEAR MAGNETIC RESONANCE TABLE 1 (Continued) y/tóWT s- TABLE 1 (Continued) Gyromagnetic Resonance Gyromagnetic Resonance Atomic Natural Quadrupole ratio frequency Atomic Natural Quadrupole ratio frequency weight/ abundance Sensitivity moment (107 rad CH TMS weight/ abundance Sensitivity moment (I07 rad CH TMS element Spin (%) (versus °C) (10 78 m:) T-' sec"1) 100 MHz) element Spin (%) (versus "C) (10 -M m:l T-' sec') 100 MHz) "Ca 0.145 5.27 x 10- -0.05 -1.8001 6.729 "5Ba 1 6.59 1.83 0.18 2.6575 9.934 "Sc i 100 1.71 x 10' -0.22 6.4982 24.292 "7Ba i 11.32 4.41 0.28 2.9728 11.113 «Ti ! 7.28 0.864 0.29 ±1.5084 5.639 138 La 5 0.09 0.43 -0.47 3.5295 13.194 **Ti j 5.51 1.18 0.24 ±1.5080 5.638 ""La i 99.91 3.36 x 10= 0.2! 3.7787 14.126 »v 0.24 0.755 ±0.21 2.6491 9.970 iiipr i 100 1.66 x 10' -5.9 x 10 ■ 7.836 29.291 "V Í 99.76 2.15 x 10- -5.2 x I0"; 7.0362 26.303 "'Nd ä 12.17 2.31 -0.48 1.455 5.438 "Cr i 9.55 0.49 ±3 x 10": -1.5120 5.652 ■«Nd 7 i 8.3 0.37 -0.25 0.895 3.346 "Mn 1 100 9.94 x 102 0.55 6.6195 24.745 "7Sm i 14.97 1.26 -0.21 1.104 4.128 !7Fe 2.19 4.2 x 10 ' — 0.8661 3.238 '"Sm i 13.83 0.59 6 x 10 7 0.880 3.289 "Co i 100 1.57 X 10' 0.40 6.3472 23.727 D "'Eu I 47.82 4.83 x 10: 1.16 6.634 24.801 1 / A Chem Knr 101 SlfR-SUIf, (continues) O TABLE I. Properties of Magnetically Active Nuclides" * Atomic weight/ element Spin Natural abundance m Sensitivity (versus l3C) Quadrupole moment (10~:8 m2) Gyromagnetic ratio (IO7 rad T*1 sec') Resonance frequency CH TMS 100 MHz) 'H 4 99.985 5.68 x 10J — 26.7510 100.0000 *H 1 0.015 8.2 x IO"3 2.73 x 10"3 4.1064 15.351 'H i — — 28.5335 106.663 3He 0.00014 3.26 x 10-J — -20.378 76.178 6Li 7.42 3.58 -8 x IO"4 3.9366 14.716 7Li I 92.58 1.54 x 103 -4.5 x 10": 10.3964 38.864 »Be i 100 78.8 5.2 x 10-: -3.759 14.052 ioB 3 19.58 22.1 7.4 x IO"2 2.8740 10.744 "B 80.42 7.54 x 10: 3.55 x IO"2 8.5794 32.072 ,3C j 1.108 1.00 — 6.7283 25.145 MN 99.63 5.69 1.6 x IO"2 1.9331 7.226 | 0.37 2.19 x 10"2 — -2.7116 10.137 i7o 0.037 6.11 x 10-- -2.6 x IO"2 -3.6264 13.556 j 100 4.73 x I03 — 25.181 94.094 :;Ne j 0.257 3.59 x 10"2 9 x IO"2 -2.1118 7.894 23Na i 100 5.25 x 10: 0.12 7.0761 26.452 «Mg j 10.13 1.54 0.22 -1.6375 6.122 rAl j 100 1.17 x 103 0.149 6.9704 26.057 29Si i 4.70 2.09 — -5.3146 19.867 jip 100 3.77 x 10: — 10.8289 40.481 33S j 0.76 9.73 x 10": -5.5 x IO"2 2.0534 7.676 "CI 75.53 20.2 -8.0 x IO"2 2.6210 9.798 37C1 j 24.47 3.8 -6.32 x IO'2 2.1817 8.156 1 93.1 2.69 5.5 x IO"2 1.2483 4.666 4 0.012 3.52 x 10"3 (-V -1.552 5.801 4,K 6.88 3.28 x 10": 6.7 x IO"2 0.6851 2.561