Fréquences |
Tableau des fréquences
Isotope
|
Spin
|
Abondance
|
Sensibilité
|
MHz
à 21.1 T
|
||
rel.
|
abs.
|
|||||
1
H
|
1/2
|
99.98
|
1
|
1
|
900
|
|
2
H
|
1
|
1.5
E-2
|
9.65
E-6
|
1.45
E-6
|
138
|
|
6
Li
|
1
|
7.59
|
8.5
E-3
|
6.31
E-4
|
132
|
|
7
Li
|
3/2
|
92.58
|
0.29
|
0.27
|
350
|
|
11
B
|
3/2
|
80.42
|
0.17
|
0.13
|
289
|
|
13
C
|
1/2
|
1.108
|
1.59
E-2
|
1.76
E-4
|
226
|
|
14
N
|
1
|
99.6
|
1.01
E-3
|
1.01
E-3
|
65
|
|
15
N
|
1/2
|
0.365
|
1.04
E-3
|
3.85
E-6
|
91
|
|
17
O
|
5/2
|
3.7
E-2
|
3.7
E-2
|
1.08
E-5
|
122
|
|
19
F
|
1/2
|
100
|
0.83
|
0.83
|
847
|
|
23
Na
|
3/2
|
100
|
9.25
E-2
|
9.25
E-2
|
238
|
|
25
Mg
|
5/2
|
10
|
2.67
E-3
|
2.71
E-4
|
55
|
|
27
Al
|
5/2
|
100
|
0.21
|
0.21
|
235
|
|
29
Si
|
1/2
|
4.7
|
7.84
E-3
|
3.69
E-4
|
179
|
|
31
P
|
1/2
|
100
|
6.63
E-2
|
6.63
E-2
|
364
|
|
33
S
|
3/2
|
0.75
|
2.26
E-3
|
1.72
E-5
|
69
|
|
35
Cl
|
3/2
|
75.53
|
4.7
E-3
|
3.55
E-3
|
88
|
|
37
Cl
|
3/2
|
24.47
|
2.71
E-3
|
6.63
E-4
|
73
|
|
39
K
|
3/2
|
93.1
|
5.08
E-4
|
4.73
E-4
|
42
|
|
45
Sc
|
7/2
|
100
|
0.30
|
0.30
|
219
|
|
47
Ti
|
5/2
|
7.28
|
2.09
E-3
|
1.52
E-4
|
50.7
|
|
49
Ti
|
7/2
|
5.51
|
3.76
E-3
|
2.07
E-4
|
50.7
|
|
51
V
|
7/2
|
99.8
|
0.38
|
0.38
|
236
|
|
55
Mn
|
5/2
|
100
|
0.18
|
0.18
|
222
|
|
59
Co
|
7/2
|
100
|
0.28
|
0.28
|
213
|
|
63
Cu
|
3/2
|
69.09
|
9.3
E-2
|
6.43
E-2
|
239
|
|
69
Ga
|
3/2
|
60.1
|
6.91
E-2
|
4.17
E-2
|
216
|
|
71
Ga
|
3/2
|
39.9
|
0.14
|
5.62
E-2
|
274
|
|
75
As
|
3/2
|
100
|
2.51
E-2
|
2.51
E-2
|
154
|
|
79
Br
|
3/2
|
50.54
|
7.86
E-2
|
3.97
E-2
|
226
|
|
81
Br
|
3/2
|
49.46
|
9.85
E-2
|
4.87
E-2
|
243
|
|
83
Kr
|
9/2
|
11.55
|
1.88
E-3
|
2.17
E-4
|
35
|
|
85
Rb
|
5/2
|
72.2
|
1.05
E-2
|
7.57
E-3
|
86.9
|
|
87
Rb
|
3/2
|
27.85
|
0.17
|
4.87
E-2
|
295
|
|
87
Sr
|
9/2
|
7.0
|
2.69
E-3
|
1.88
E-4
|
39
|
|
91
Zr
|
5/2
|
11.23
|
9.48
E-3
|
1.06
E-3
|
84
|
|
93
Nb
|
9/2
|
100
|
0.48
|
0.48
|
220
|
|
109
Ag
|
1/2
|
48.18
|
1.01
E-4
|
4.86
E-5
|
42
|
|
113
Cd
|
1/2
|
12.26
|
1.09
E-2
|
1.33
E-3
|
200
|
|
121
Sb
|
5/2
|
57.2
|
0.16
|
9.16
E-2
|
215
|
|
123
Sb
|
7/2
|
42.8
|
4.57
E-2
|
1.95
E-2
|
116
|
|
127
I
|
5/2
|
100
|
9.34
E-2
|
9.34
E-2
|
180
|
|
131
Xe
|
3/2
|
21.18
|
2.76
E-3
|
5.84
E-4
|
74
|
|
137
Ba
|
3/2
|
11.23
|
6.86
E-3
|
7.76
E-4
|
100
|
|
207
Pb
|
1/2
|
22.6
|
9.16
E-3
|
2.07
E-3
|
188
|
|
|
expériences
exécuté sur l'instrument 900
|