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Table of nuclides, 49-72



A table with the basic properties of all nuclides.

Legend

α Alpha decay
β- Beta decay
β+ Positron emission
K+ Electron capture
IT Internal conversion
SF Spontaneous fission
p Proton emission
n Neutron emission


Additional recommended knowledge

Contents

Indium

Isotope Half-life Spin Parity Mode(s) or Abundance

Isotope Half-life Spin Parity Mode(s) or Abundance
100In 7.0 s %K+%β+=100, %Kp>3.9
101In 15.1 s %K+%β+ ~ 100, %Kp=?
102In 22 s (6+ ) %K+%β+=100, %Kp=0.0093
103In 65 s (9/2) + %K+%β+=100
103m1In 34 s (1/2-) %K+%β+=67, %IT=33
104In 1.80 m (6+ ) %K+%β+=100
104m1In 15.7 s (3+ ) %IT=80, %K+%β+=20
105In 5.07 m (9/2) + %K+%β+=100
105m1In 48 s (1/2) - %IT=100
106In 6.2 m 7+ %K+%β+=100
106m1In 5.2 m (3+ ) %K+%β+=100
107In 32.4 m 9/2+ %K+%β+=100
107m1In 50.4 s 1/2- %IT=100
108In 58.0 m 7+ %K+%β+=100
108m1In 39.6 m 2+ %K+%β+=100
109In 4.2 h 9/2+ %K+%β+=100
109m1In 1.34 m 1/2- %IT=100
109m2In 0.209 s (19/2+ ) %IT=100
110In 4.9 h 7+ %K+%β+=100
110m1In 69.1 m 2+ %K+%β+=100
111In 2.8047 d 9/2+ %K=100
111m1In 7.7 m 1/2- %IT=100
112In 14.97 m 1+ %β-=44 , %K+%β+=56
112m1In 20.56 m 4+ %IT=100
113In stable 9/2+ %Abundance=4.3
113m1In 1.6582 h 1/2- %IT=100
114In 71.9 s 1+ %β-=99.50 , %K+%β+=0.50
114m1In 49.51 d 5+ %IT=96.75 , %K+%β+=3.25
114m2In 43.1 ms 8- %IT=100
115In 4.41e+14 a 9/2+ %Abundance=95.7, %β-=100
115m1In 4.486 h 1/2- %IT=95.0 , %β-=5.0
116In 14.10 s 1+ %β- > 99.94 , %K < 0.06
116m1In 54.29 m 5+ %β-=100
116m2In 2.18 s 8- %IT=100
117In 43.2 m 9/2+ %β-=100
117m1In 116.2 m 1/2- %β-=52.9 , %IT=47.1
118In 5.0 s 1+ %β-=100
118m1In 4.45 m 5+ %β-=100
118m2In 8.5 s 8- %β-=1.4 , %IT=98.6
119In 2.4 m 9/2+ %β-=100
119m1In 18.0 m 1/2- %β-=94.4 , %IT=5.6
120In 3.08 s 1+ %β-=100
120m1In 46.2 s (3,4,5) + %β-=100
120m2In 47.3 s (8-) %β-=100
121In 23.1 s 9/2+ %β-=100
121m1In 3.88 m 1/2- %β-=98.8 , %IT=1.2
122In 1.5 s 1+ %β-=100
122m1In 10.3 s 5+ %β-=100
122m2In 10.8 s 8- %β-=100
123In 5.98 s 9/2+ %β-=100
123m1In 47.8 s 1/2- %β-=100
124In 3.11 s 3+ %β-=100
124m1In 3.7 s (8-) %β-=100
125In 2.36 s 9/2(+) %β-=100
125m1In 12.2 s 1/2(-) %β-=100
126In 1.60 s 3(+) %β-=100
126m1In 1.64 s 7- ,8- ,9- %β-=100
127In 1.09 s (9/2+ ) %β-=100, %β-n < 0.03
127m1In 3.67 s (1/2-) %β-=100, %β-n=0.69
128In 0.84 s (3+ ) %β-=100, %β-n < 0.04
128m1In 0.72 s (8-) %β-=100, %β-n < 0.04
129In 0.61 s (9/2+ ) %β-=100, %β-n=0.25
129m1In 1.23 s (1/2-) %β- > 99.7, %β-n=2.5 , %IT < 0.3
130In 0.32 s 1(-) %β-=100 , %β-n=0.90
130m1In 0.55 s (10- ) %β-=100 , %β-n < 1.67
130m2In 0.55 s (5+ ) %β-=100 , %β-n < 1.67
131In 0.282 s (9/2+ ) %β-=100, %β-n < 2.2
131m1In 0.35 s (1/2-) %β-=100, %β-n < 2.2 , %IT < 0.04
131m2In 0.32 s (21/2+ ) %β-=100, %β-n < 2.2
132In 0.201 s (7-) %β-=100 , %β-n=6.2
133In 180 ms (9/2+ ) %β-=100, %β-n=85
134In 138 ms %β-=100, %β-n=65

Tin

Isotope Half-life Spin Parity Mode(s) or Abundance
100Sn 0.94 s 0+ %K+%β+=100, %Kp < 17
101Sn 3 s %K+%β+=100, %Kp=?
102Sn 4.5 s 0+ %K+%β+=100
103Sn 7 s %K+%β+=100
104Sn 20.8 s 0+ %K+%β+=100
105Sn 31 s %K+%β+=100, %β+P=?
106Sn 115 s 0+ %K+%β+=100
107Sn 2.90 m (5/2+ ) %K+%β+=100
108Sn 10.30 m 0+ %K+%β+=100
109Sn 18.0 m 5/2(+) %K+%β+=100
110Sn 4.11 h 0+ %K=100
111Sn 35.3 m 7/2+ %K+%β+=100
112Sn stable 0+ %Abundance=0.97
113Sn 115.09 d 1/2+ %K+%β+=100
113m1Sn 21.4 m 7/2+ %IT=91.1 , %K+%β+=8.9
114Sn stable 0+ %Abundance=0.65
115Sn stable 1/2+ %Abundance=0.34
116Sn stable 0+ %Abundance=14.53
117Sn stable 1/2+ %Abundance=7.68
117m1Sn 13.60 d 11/2- %IT=100
118Sn stable 0+ %Abundance=24.23
119Sn stable 1/2+ %Abundance=8.59
119m1Sn 293.1 d 11/2- %IT=100
120Sn stable 0+ %Abundance=32.59
121Sn 27.06 h 3/2+ %β-=100
121m1Sn 55 a 11/2- %IT=77.6 , %β-=22.4
122Sn stable 0+ %Abundance=4.63
123Sn 129.2 d 11/2- %β-=100
123m1Sn 40.06 m 3/2+ %β-=100
124Sn stable 0+ %Abundance=5.79
125Sn 9.64 d 11/2- %β-=100
125m1Sn 9.52 m 3/2+ %β-=100
126Sn 1e+5 a 0+ %β-=100
127Sn 2.10 h (11/2-) %β-=100
127m1Sn 4.13 m (3/2+ ) %β-=100
128Sn 59.07 m 0+ %β-=100
128m1Sn 6.5 s (7-) %IT=100
129Sn 2.23 m (3/2+ ) %β-=100
129m1Sn 6.9 m (11/2-) %β-=100, %IT ~ 2E-4
130Sn 3.72 m 0+ %β-=100
130m1Sn 1.7 m (7-) %β-=100
131Sn 56.0 s (3/2+ ) %β-=100
131m1Sn 58.4 s (11/2-) %β-=100, %IT < 0.009
132Sn 39.7 s 0+ %β-=100
133Sn 1.45 s (7/2-) %β-=100, %β-n=0.08
134Sn 1.12 s 0+ %β-=100, %β-n=17

Antimony

Isotope Half-life Spin Parity Mode(s) or Abundance
108Sb 7.4 s (4+ ) %K+%β+=100, %Kp=?
109Sb 17.0 s (5/2+ ) %K+%β+=100
110Sb 23.0 s 3+ %K+%β+=100
111Sb 75 s (5/2+ ) %K+%β+=100
112Sb 51.4 s 3+ %K+%β+=100
113Sb 6.67 m 5/2+ %K+%β+=100
114Sb 3.49 m 3+ %K+%β+=100
115Sb 32.1 m 5/2+ %K+%β+=100
116Sb 15.8 m 3+ %K+%β+=100
116m1Sb 60.3 m 8- %K+%β+=100
117Sb 2.80 h 5/2+ %K+%β+=100
118Sb 3.6 m 1+ %K+%β+=100
118m1Sb 5.00 h 8- %K+%β+=100
119Sb 38.19 h 5/2+ %K=100
119m1Sb 0.85 s (25/2+ ) %IT=100
120Sb 15.89 m 1+ %K+%β+=100
120m1Sb 5.76 d 8- %K+%β+=100
121Sb stable 5/2+ %Abundance=57.36
122Sb 2.7238 d 2- %β-=97.59 , %K+%β+=2.41
122m1Sb 4.191 m (8) - %IT=100
123Sb stable 7/2+ %Abundance=42.64
124Sb 60.20 d 3- %β-=100
124m1Sb 93 s 5+ %IT=75 , %β-=25
124m2Sb 20.2 m (8) - %IT=100
125Sb 2.7582 a 7/2+ %β-=100
126Sb 12.46 d (8) - %β-=100
126m1Sb 19.15 m (5) + %β-=86 , %IT=14
126m2Sb 11 s (3) - %IT=100
127Sb 3.85 d 7/2+ %β-=100
128Sb 9.01 h 8- %β-=100
128m1Sb 10.4 m 5+ %β-=96.4 , %IT=3.6
129Sb 4.40 h 7/2+ %β-=100
129m1Sb 17.7 m (19/2-) %β-=85, %IT=15
130Sb 39.5 m (8-) %β-=100
130m1Sb 6.3 m (5) + %β-=100
131Sb 23.03 m (7/2+ ) %β-=100
132Sb 2.79 m (4+ ) %β-=100
132m1Sb 4.10 m (8-) %β-=100
133Sb 2.5 m (7/2+ ) %β-=100
134Sb 0.78 s (0- ) %β-=100
134m1Sb 10.23 s (7-) %β-=100, %β-n=0.091
135Sb 1.71 s (7/2+ ) %β-=100 , %β-n=16.4
136Sb 0.82 s %β-=100, %β-n=24.0, %β-2n=?

Tellurium

Isotope Half-life Spin Parity Mode(s) or Abundance
106Te 60 μs 0+ %α=100
107Te 3.1 ms %α > 70, %K+%β+ < 30
108Te 2.1 s 0+ %K+%β+=51 , %α=49 , %β+P=2.4
109Te 4.6 s %K+%β+=96.1 , %α=3.9 , %Kp=?
110Te 18.6 s 0+ %K+%β+ ~ 100, %α ~ 0.003
111Te 19.3 s (5/2+ ) %K+%β+=100, %Kp=?
112Te 2.0 m 0+ %K+%β+=100
113Te 1.7 m (7/2+ ) %K+%β+=100
114Te 15.2 m 0+ %K+%β+=100
115Te 5.8 m 7/2+ %K+%β+=100
115m1Te 6.7 m (1/2) + %K+%β+ < 100, %IT=?
116Te 2.49 h 0+ %K+%β+=100
117Te 62 m 1/2+ %K+%β+=100
117m1Te 103 ms 11/2- %IT=100
118Te 6.00 d 0+ %K=100
119Te 16.03 h 1/2+ %K+%β+=100
119m1Te 4.70 d 11/2- %K+%β+=100, %IT < 0.008
120Te stable 0+ %Abundance=0.096
121Te 16.78 d 1/2+ %K+%β+=100
121m1Te 154 d 11/2- %IT=88.6 , %K+%β+=11.4
122Te stable 0+ %Abundance=2.603
123Te 1e+13 a 1/2+ %Abundance=0.908, %K=100
123m1Te 119.7 d 11/2- %IT=100
124Te stable 0+ %Abundance=4.816
125Te stable 1/2+ %Abundance=7.139
125m1Te 57.40 d 11/2- %IT=100
126Te stable 0+ %Abundance=18.95
127Te 9.35 h 3/2+ %β-=100
127m1Te 109 d 11/2- %IT=97.6 , %β-=2.4
128Te 2.2e24 a 0+ %Abundance=31.69, %ββ=100
129Te 69.6 m 3/2+ %β-=100
129m1Te 33.6 d 11/2- %IT=63 , %β-=37
130Te 7.9e20 a 0+ %Abundance=33.80, %β- β -=100
131Te 25.0 m 3/2+ %β-=100
131m1Te 30 h 11/2- %β-=77.8 , %IT=22.2
132Te 3.204 d 0+ %β-=100
133Te 12.5 m (3/2+ ) %β-=100
133m1Te 55.4 m (11/2-) %IT=17.5 , %β-=82.5
134Te 41.8 m 0+ %β-=100
135Te 19.0 s (7/2-) %β-=100
136Te 17.5 s 0+ %β-=100, %β-n=1.1
137Te 2.49 s (7/2-) %β-=100, %β-n=2.69
138Te 1.4 s 0+ %β-=100, %β-n=6.3

Iodine

Isotope Half-life Spin Parity Mode(s) or Abundance
108I 36 ms (1) %α=91 , %p < 1
109I 100 μs %p ~ 100
110I 0.65 s %K+%β+=83 , %α=17 , %Kp=11 , %Kα=1.1
111I 2.5 s (5/2+ ) %K+%β+=99.9, %α ~ 0.1
112I 3.42 s %K+%β+=100, %α ~ 0.0012
113I 6.6 s (5/2+ ) %K+%β+=100, %Kα=?, %α =3.310E-7
114I 2.1 s 1+ %K+%β+= 100, %Kp=?
114m1I 6.2 s (7) %K+%β+=?, %IT=?
115I 1.3 m (5/2+ ) %K+%β+=100
116I 2.91 s 1+ %K+%β+=100
116m1I 3.27 μs (7-)
117I 2.22 m (5/2) + %K+%β+=100
118I 13.7 m 2- %K+%β+=100
118m1I 8.5 m (7-) %K+%β+<100, %IT>0
119I 19.1 m 5/2+ %K+%β+=100
120I 81.0 m 2- %K+%β+=100
120m1I 53 m 4 to 8 %K+%β+=100
121I 2.12 h 5/2+ %K+%β+=100
122I 3.63 m 1+ %K+%β+=100
122m1I 80 μs
123I 13.27 h 5/2+ %K+%β+=100
124I 4.1760 d 2- %K+%β+=100
125I 59.408 d 5/2+ %K=100
126I 13.11 d 2- %K+%β+=56.3 , %β-=43.7
127I stable 5/2+ %Abundance=100
128I 24.99 m 1+ %β-=93.1 , %K+%β+=6.9
129I 1.57e7 a 7/2+ %β-=100
130I 12.36 h 5+ %β-=100
130m1I 9.0 m 2+ %IT=84 , %β-=16
131I 8.02070 d 7/2+ %β-=100
132I 2.295 h 4+ %β-=100
132m1I 1.387 h (8-) %IT=86 , %β-=14
133I 20.8 h 7/2+ %β-=100
133m1I 9 s (19/2-) %IT=100
134I 52.5 m (4) + %β-=100
134m1I 3.60 m (8) - %IT=97.7 , %β-=2.3
135I 6.57 h 7/2+ %β-=100
136I 83.4 s (1-) %β-=100
136m1I 46.9 s (6-) %β-=100
137I 24.5 s (7/2+ ) %β-=100, %β-n=6.97
138I 6.49 s (2-) %β-=100, %β-n=5.5
139I 2.29 s (7/2+ ) %β-=100, %β-n=9.9
140I 0.86 s (4) %β-=100 , %β-n=9.3
141I 0.43 s %β-=100, %β-n=21.2

Xenon

Isotope Half-life Spin Parity Mode(s) or Abundance
110Xe 0.60 μs 0+ %K+β+=?, %α=?
111Xe 0.74 s %K+%β+=?, %α=?
112Xe 2.7 s 0+ %K+%β+=99.2, %α=0.8 +11- 5
113Xe 2.74 s %K+%β+ ~ 100, %α ~ 0.011, %Kp=7 , %Kα ~ 0.007
114Xe 10.0 s 0+ %K+%β+=100
115Xe 18 s (5/2+ ) %K+%β+=100, %Kp=0.34 , %Kα=0.0003
116Xe 59 s 0+ %K+%β+=100
117Xe 61 s 5/2(+) %K+%β+=100, %Kp=0.0029
118Xe 3.8 m 0+ %K+%β+=100
119Xe 5.8 m (5/2+ ) %K+%β+=100
120Xe 40 m 0+ %K+%β+=100
121Xe 40.1 m 5/2(+) %K+%β+=100
122Xe 20.1 h 0+ %K=100
123Xe 2.08 h (1/2) + %K+%β+=100
124Xe 1.6e+14 a 0+ %Abundance=0.10, %KEC=100
125Xe 16.9 h (1/2) + %K+%β+=100
125m1Xe 57 s (9/2) - %IT=100
126Xe stable 0+ %Abundance=0.09
127Xe 36.4 d 1/2+ %K=100
127m1Xe 69.2 s 9/2- %IT=100
128Xe stable 0+ %Abundance=1.91
129Xe stable 1/2+ %Abundance=26.4
129m1Xe 8.88 d 11/2- %IT=100
130Xe stable 0+ %Abundance=4.1
131Xe stable 3/2+ %Abundance=21.2
131m1Xe 11.84 d 11/2- %IT=100
132Xe stable 0+ %Abundance=26.9
132m1Xe 8.39 ms (10+) %IT=100
133Xe 5.243 d 3/2+ %β-=100
133m1Xe 2.19 d 11/2- %IT=100
134Xe stable 0+ %Abundance=10.4
134m1Xe 290 ms 7- %IT=100
135Xe 9.14 h 3/2+ %β-=100
135m1Xe 15.29 m 11/2- %IT=99.996 , %β-=0.004
136Xe 2.36e21 a 0+ %Abundance=8.9
137Xe 3.818 m 7/2- %β-=100
138Xe 14.08 m 0+ %β-=100
139Xe 39.68 s 3/2- %β-=100
140Xe 13.60 s 0+ %β-=100
141Xe 1.73 s 5/2(-) %β-=100, %β-n=0.044
142Xe 1.22 s 0+ %β-=100, %β-n=0.406
143Xe 0.30 s 5/2- %β-=100
144Xe 1.15 s 0+ %β-=100
145Xe 0.9 s %β-=100, %β-n=?
146Xe 0+ %β-=100

Caesium

Isotope Half-life Spin Parity Mode(s) or Abundance
113Cs 17 μs (5/2+ ) %p ~ 100, %K+%β+ ~ 0.03
114Cs 0.57 s (1+ ) %K+%β+ ~ 100, %α=0.018 , %Kp=7 , %Kα=0.16
115Cs 1.4 s %K+%β+=100, %Kp ~ 0.07
116Cs 3.84 s >4+ %K+%β+=100, %Kp=0.44 , %Kα=0.08
116m1Cs 0.70 s (1+ ) %K+%β+=100, %Kp=0.28 , %Kα=0.049
117Cs 8.4 s (9/2+ ) %K+%β+=100
117m1Cs 6.5 s (3/2+ ) %K+%β+=100
118Cs 14 s 2 %K+%β+=100, %Kp<4.2E-2 , %Kα<2.4E-3
118m1Cs 17 s (7-) %K+%β+=100, %Kp<4.2E-2 , %Kα<2.4E-3
119Cs 43.0 s 9/2+ %K+%β+=100
119m1Cs 30.4 s 3/2(+) %K+%β+=100
120Cs 64 s 2 %K+%β+=100
120m1Cs 57 s %K+%β+=100, %Kp=7E-6 , %Kα=2.0E-5
121Cs 155 s 3/2(+) %K+%β+=100
121m1Cs 122 s 9/2(+) %K+%β+=83, %IT=17
122Cs 21.0 s 1+ %K+%β+=100
122m1Cs 3.70 m 8- %K+%β+=100
122m2Cs 0.36 s (5) - %IT=100
123Cs 5.94 m 1/2+ %K+%β+=100
123m1Cs 1.64 s (11/2) - %IT=100
124Cs 30.8 s 1+ %K+%β+=100
124m1Cs 6.3 s (7) + %IT=100
125Cs 45 m (1/2+ ) %K+%β+=100
126Cs 1.64 m 1+ %K+%β+=100
127Cs 6.25 h 1/2+ %K+%β+=100
128Cs 3.66 m 1+ %K+%β+=100
129Cs 32.06 h 1/2+ %K+%β+=100
130Cs 29.21 m 1+ %K+%β+=98.4, %β-=1.6
130m1Cs 3.46 m 5- %IT=99.84 , %K+%β+=0.16
131Cs 9.689 d 5/2+ %K=100
132Cs 6.479 d 2+ %K+%β+=98.13 , %β-=1.87
133Cs stable 7/2+ %Abundance=100
134Cs 2.0648 a 4+ %β-=99.9997 , %K=0.0003
134m1Cs 2.903 h 8- %IT=100
135Cs 2.3e+6 a 7/2+ %β-=100
135m1Cs 53 m 19/2- %IT=100
136Cs 13.16 d 5+ %β-=100
136m1Cs 19 s 8- %IT=?, %β-=?
137Cs 30.07 a 7/2+ %β-=100
138Cs 33.41 m 3- %β-=100
138m1Cs 2.91 m 6- %β-=19 , %IT=81
139Cs 9.27 m 7/2+ %β-=100
140Cs 63.7 s 1- %β-=100
141Cs 24.94 s 7/2+ %β-=100, %β-n=0.029
142Cs 1.70 s 0- %β-=100, %β-n=0.091
143Cs 1.78 s 3/2+ %β-=100, %β-n=1.62
144Cs 1.01 s 1 %β-=100, %β-n=3.17
144m1Cs 1 s (GE 4) %β-=?
145Cs 0.594 s 3/2+ %β-=100, %β-n=13.8
146Cs 0.321 s 1- %β-=100 , %β-n=14.2
147Cs 0.225 s (3/2+ ) %β-=100, %β-n=43
148Cs 158 ms %β-=100, %β-n=25

Barium

Isotope Half-life Spin Parity Mode(s) or Abundance
114Ba 0.43 s 0+ %K+%β+ ~ 100, %α=?, %12C ~ 3E-5
115Ba 0.4 s %K+%β+=100
116Ba 0.3 s 0+ %K+%β+=100
117Ba 1.75 s (3/2) %K+%β+=100, %Kp=?, %Kα=?
118Ba 5.5 s 0+ %K+%β+=100
119Ba 5.4 s (5/2+ ) %K+%β+=100, %Kp < 25
120Ba 32 s 0+ %K+%β+=100
121Ba 29.7 s 5/2(+) %K+%β+=100, %Kp=0.02
122Ba 1.95 m 0+ %K+%β+=100
123Ba 2.7 m 5/2+ %K+%β+=100
124Ba 11.0 m 0+ %K+%β+=100
125Ba 3.5 m 1/2(+) %K+%β+=100
126Ba 100 m 0+ %K+%β+ =100
127Ba 12.7 m 1/2+ %K+%β+=100
127m1Ba 1.9 s 7/2- %IT=100
128Ba 2.43 d 0+ %K=100
129Ba 2.23 h 1/2+ %K+%β+=100
129m1Ba 2.16 h 7/2+ %K+%β+ < 100, %IT=?
130Ba stable 0+ %Abundance=0.106
130m1Ba 11 ms 8- %IT=100
131Ba 11.50 d 1/2+ %K+%β+=100
131m1Ba 14.6 m 9/2- %IT=100
132Ba stable 0+ %Abundance=0.101
133Ba 10.51 a 1/2+ %K=100
133m1Ba 38.9 h 11/2- %K=0.0096 , %IT=99.9904
134Ba stable 0+ %Abundance=2.417
134m1Ba 2.63 μs (10+)
135Ba stable 3/2+ %Abundance=6.592
135m1Ba 28.7 h 11/2- %IT=100
136Ba stable 0+ %Abundance=7.854
136m1Ba 0.3084 s 7- %IT=100
137Ba stable 3/2+ %Abundance=11.23
137m1Ba 2.552 m 11/2- %IT=100
138Ba stable 0+ %Abundance=71.70
139Ba 83.06 m 7/2- %β-=100
140Ba 12.752 d 0+ %β-=100
141Ba 18.27 m 3/2- %β-=100
142Ba 10.6 m 0+ %β-=100
143Ba 14.33 s 5/2- %β-=100
144Ba 11.5 s 0+ %β-=100, %β-n=3.6
145Ba 4.31 s 5/2- %β-=100
146Ba 2.22 s 0+ %β-=100
147Ba 0.893 s (3/2+ ) %β-=100, %β-n=0.06
148Ba 0.607 s 0+ %β-=100, %β-n=0.4
149Ba 0.344 s %β-=100, %β-n=0.43
150Ba 0.3 s 0+ %β-=100, %β-n=?

Lanthanum

Isotope Half-life Spin Parity Mode(s) or Abundance
120La 2.8 s %K+%β+=100
121La 5.3 s %K+%β+=100, %Kp=?
122La 8.7 s %K+%β+=100, %Kp=?
123La 17 s %K+%β+=100
124La 29 s %K+%β+=100
124m1La 1 s %K+%β+=100
125La 76 s (11/2-) %K+%β+=100
126La 54 s %K+%β+=100
127La 5.1 m (11/2-) %K+%β+=100
127m1La 3.7 m (3/2+ ) %K+%β+=100, %IT=?
128La 5.0 m (5+ ) %K+%β+=100
128m1La 560 ms (1+ , 2+ ) %K+%β+=100
129La 11.6 m 3/2+ %K+%β+=100
129m1La 0.56 s 11/2- %IT=100
130La 8.7 m 3(+) %K+%β+=100
131La 59 m 3/2+ %K+%β+=100
132La 4.8 h 2- %K+%β+=100
132m1La 24.3 m 6- %IT=76, %K+%β+=24
133La 3.912 h 5/2+ %K+%β+=100
134La 6.45 m 1+ %K+%β+=100
135La 19.5 h 5/2+ %K+%β+=100
136La 9.87 m 1+ %K+%β+=100
136m1La 114 ms %IT=100
137La 6e4 a 7/2+ %K=100
138La 1.05e+11 a 5+ %Abundance=0.0902, %β-=33.6 , %K+%β+=66.4
139La stable 7/2+ %Abundance=99.9098
140La 1.6781 d 3- %β-=100
141La 3.92 h (7/2+ ) %β-=100
142La 91.1 m 2- %β-=100
143La 14.2 m (7/2) + %β-=100
144La 40.8 s (3-) %β-=100
145La 24.8 s (5/2+ ) %β-=100
146La 6.27 s 2- %β-=100
146m1La 10.0 s (6-) %β-=100
147La 4.015 s (5/2+ ) %β-=100, %β-n=0.035
148La 1.05 s (2-) %β-=100 , %β-n=0.11
149La 1.05 s %β-=100, %β-n=1.43
150La 0.86 s %β-=100, %β-n=2.7

Cerium

Isotope Half-life Spin Parity Mode(s) or Abundance
123Ce 3.2 s (5/2) %K+%β+=100, %Kp=?
124Ce 6 s 0+ %K+%β+=100
125Ce 9.0 s (5/2+ ) %K+%β+=100, %Kp=?
126Ce 50 s 0+ %K+%β+=100
127Ce 31 s (5/2+ ) %K+%β+=100
128Ce 4.1 s 0+ %K+%β+=100
129Ce 3.5 m 5/2+ %K+%β+=100
130Ce 25 m 0+ %K+%β+=100
131Ce 10.2 m (7/2+ ) %K+%β+=100
131m1Ce 5.0 m (1/2+ ) %K+%β+=100
132Ce 3.51 h 0+ %K+%β+=100
132m1Ce 13 ms (8- ,9-) %IT=100
133Ce 97 m 1/2+ %K+%β+=100
133m1Ce 4.9 h 9/2- %K+%β+=100
134Ce 3.16 d 0+ %K=100
135Ce 17.7 h 1/2(+) %K+%β+=100
135m1Ce 20 s 11/2(-) %IT=100
136Ce stable 0+ %Abundance=0.19
137Ce 9.0 h 3/2+ %K+%β+=100
137m1Ce 34.4 h 11/2- %IT=99.22 , %K+%β+=0.78
138Ce stable 0+ %Abundance=0.25
138m1Ce 8.65 ms 7- %IT=100
139Ce 137.640 d 3/2+ %K=100
139m1Ce 54.8 s 11/2- %IT=100
140Ce stable 0+ %Abundance=88.48
141Ce 32.501 d 7/2- %β-=100
142Ce 5e+16 a 0+ %Abundance=11.08
143Ce 33.039 h 3/2- %β-=100
144Ce 284.893 d 0+ %β-=100
145Ce 3.01 m (3/2) - %β-=100
146Ce 13.52 m 0+ %β-=100
147Ce 56.4 s (5/2-) %β-=100
148Ce 56 s 0+ %β-=100
149Ce 5.3 s (3/2-) %β-=100
150Ce 4.0 s 0+ %β-=100
151Ce 1.02 s %β-=100
152Ce 1.4 s 0+ %β-=100

Praseodymium

Isotope Half-life Spin Parity Mode(s) or Abundance
124Pr 1.2 s %K+%β+=100, %Kp=?
125Pr 3.3 s %K+%β+=100
126Pr 3.14 s (3,4,5) %K+%β+=100, %Kp=?
127Pr 4.2 s (11/2-) %K+%β+=100
128Pr 3.1 s 4,5,6 %K+%β+=100, %Kp=?
129Pr 30 s (3/2+ ) %K+%β+=100
130Pr 40.0 s %K+%β+=100
131Pr 1.53 m (3/2+ ) %K+%β+=100
131m1Pr 5.7 s (11/2-) %IT=95 , %K+%β+=5
132Pr 1.6 m %K+%β+=100
133Pr 6.5 m (3/2+ ) %K+%β+=100
134Pr 17 m 2- %K+%β+=100
134m1Pr 11 m (5-) %K+%β+=100
135Pr 24 m 3/2(+) %K+%β+=100
136Pr 13.1 m 2+ %K+%β+=100
137Pr 1.28 h 5/2+ %K+%β+=100
138Pr 1.45 m 1+ %K+%β+=100
138m1Pr 2.12 h 7- %K+%β+=100
139Pr 4.41 h 5/2+ %K+%β+=100
140Pr 3.39 m 1+ %K+β+=100
141Pr stable 5/2+ %Abundance=100
142Pr 19.12 h 2- %β-=99.9836 , %K=0.0164
142m1Pr 14.6 m 5- %IT=100
143Pr 13.57 d 7/2+ %β-=100
144Pr 17.28 m 0- %β-=100
144m1Pr 7.2 m 3- %IT=99.93, %β-=0.07
145Pr 5.984 h 7/2+ %β-=100
146Pr 24.15 m (2) - %β-=100
147Pr 13.4 m (3/2+ ) %β-=100
148Pr 2.27 m 1- %β-=100
148m1Pr 2.0 m (4) %β-=100
149Pr 2.26 m (5/2+ ) %β-=100
150Pr 6.19 s (1) - %β-=100
151Pr 18.90 s (3/2-) %β-=100
152Pr 3.63 s (4-) %β-=100
153Pr 4.28 s %β-=100
154Pr 2.3 s (3+ , 2+ ) %β-=100

Neodymium

Isotope Half-life Spin Parity Mode(s) or Abundance
127Nd 1.8 s %K+%β+=100, %Kp=?
128Nd 4 s 0+ %K+%β+=100, %Kp=?
129Nd 7 s (5/2+ ) %K+%β+=100, %Kp=?
130Nd 28 s 0+ %K+%β+=100
131Nd 27 s (5/2) %K+%β+=100 , %Kp=?
132Nd 1.75 m 0+ %β+=100
133Nd 70 s (7/2+ ) %K+%β+=100
133m1Nd 70 s (1/2) + %K+%β+=?, %IT=?
134Nd 8.5 m 0+ %K+%β+=100
134m1Nd 410 μs (8) -
135Nd 12.4 m 9/2(-) %K+%β+=100
135m1Nd 5.5 m (1/2+ ) %K+%β+=100
136Nd 50.65 m 0+ %K+%β+=100
137Nd 38.5 m 1/2+ %K+%β+=100
137m1Nd 1.60 s 11/2- %IT=100
138Nd 5.04 h 0+ %K=100
139Nd 29.7 m 3/2+ %K+%β+=100
139m1Nd 5.50 h 11/2- %K+%β+=88.2 , %IT=11.8
140Nd 3.37 d 0+ %K=100
141Nd 2.49 h 3/2+ %K+%β+=100
141m1Nd 62.0 s 11/2- %IT > 99.95, %K+%β+ < 0.05
142Nd stable 0+ %Abundance=27.13
143Nd stable 7/2- %Abundance=12.18
144Nd 2.29e+15 a 0+ %Abundance=23.80, %α=100
145Nd stable 7/2- %Abundance=8.30
146Nd stable 0+ %Abundance=17.19
147Nd 10.98 d 5/2- %β-=100
148Nd stable 0+ %Abundance=5.76
149Nd 1.728 h 5/2- %β-=100
150Nd 1.1e19 a 0+ %Abundance=5.64, %β- β-=?
151Nd 12.44 m 3/2+ %β-=100
152Nd 11.4 m 0+ %β-=100
153Nd 31.6 s (3/2) - %β-=100
154Nd 25.9 s 0+ %β-=100
155Nd 8.9 s %β-=100
156Nd 5.47 s 0+ %β-=100

Promethium

Isotope Half-life Spin Parity Mode(s) or Abundance
132Pm 6.3 s (3+ ) %K+%β+=100 , %Kp ~ 5E-5
133Pm 3/2+ %K+%β+=100
133m1Pm 15 s 11/2- %K+%β+=100, %IT=?
134Pm 5 s (2+ ) %K+%β+=100
134m1Pm 22 s (5+ ) %K+%β+=100
135Pm 45 s (11/2-) %K+%β+=100
135m1Pm 49 s (3/2+ , 5/2+ ) %K+%β+=100
136Pm 47 s (2+ ) %K+%β+=100
136m1Pm 107 s (5-) %K+%β+=100
137Pm 2.4 m 11/2- %K+%β+=100
138Pm 10 s 1+ %K+%β+=100
138m1Pm 3.24 m (5-) %K+%β+=?, %IT=?
139Pm 4.15 m (5/2) + %K+%β+=100
139m1Pm 180 ms (11/2) - %IT=99.94 +5-20, %K+%β+=0.06 +20-5
140Pm 9.2 s 1+ %K+%β+=100
140m1Pm 5.95 m 7- %K+%β+=100
140m2Pm 5.95 m 8- %K+%β+=100
141Pm 20.90 m 5/2+ %K+%β+=100
142Pm 40.5 s 1+ %K+%β+=100
142m1Pm 2.0 ms (8) - %IT=100
143Pm 265 d 5/2+ %K+%β+=100
144Pm 363 d 5- %K+%β+=100
145Pm 17.7 a 5/2+ %K=100, %α=2.8E-7
146Pm 5.53 a 3- %K=66.0 , %β-=34.0
147Pm 2.6234 a 7/2+ %β-=100
148Pm 5.370 d 1- %β-=100
148m1Pm 41.29 d 6- %β-=95.0 , %IT=5.0
149Pm 53.08 h 7/2+ %β-=100
150Pm 2.68 h (1-) %β-=100
151Pm 28.40 h 5/2+ %β-=100
152Pm 4.12 m 1+ %β-=100
152m1Pm 7.52 m 4- %β-=100
152m2Pm 13.8 m (8) %β- < 100, %IT > 0
153Pm 5.25 m 5/2- %β-=100
154Pm 1.73 m (0,1) %β-=100
154m1Pm 2.68 m (3,4) %β-=100
155Pm 41.5 s (5/2-) %β-=100
156Pm 26.70 s 4(-) %β-=100
157Pm 10.56 s (5/2-) %β-=100
158Pm 4.8 s %β-=100

Samarium

Isotope Half-life Spin Parity Mode(s) or Abundance
131Sm 1.2 s %K+%β+=100, %Kp=?
132Sm 4.0 s 0+ %K+%β+=100 , %Kp=?
133Sm 3.7 s (5/2+ ) %K+%β+=100, %Kp=?
134Sm 10 s 0+ %K+%β+=100
135Sm 10.3 s (7/2+ ) %K+%β+=100, %Kp=0.02
136Sm 47 s 0+ %K+%β+=100
137Sm 45 s (9/2-) %K+%β+=100
138Sm 3.1 m 0+ %K+%β+=100
139Sm 2.57 m (1/2) + %K+%β+=100
139m1Sm 10.7 s (11/2) - %IT=93.7 , %K+%β+=6.3
140Sm 14.82 m 0+ %K+%β+=100
141Sm 10.2 m 1/2+ %K+%β+=100
141m1Sm 22.6 m 11/2- %K+%β+=99.69 , %IT=0.31
142Sm 72.49 m 0+ %K+%β+=100
143Sm 8.83 m 3/2+ %K+%β+=100
143m1Sm 66 s 11/2- %IT=99.76 , %K+%β+=0.24
143m2Sm 30 ms 23/2(-) %IT=100
144Sm stable 0+ %Abundance=3.1
145Sm 340 d 7/2- %K=100
146Sm 1.03e8 a 0+ %α=100
147Sm 1.06e+11 a 7/2- %Abundance=15.0, %α=100
148Sm 7e+15 a 0+ %Abundance=11.3 , %α=100
149Sm 2e+15 a 7/2- %Abundance=13.8
150Sm stable 0+ %Abundance=7.4
151Sm 90 a 5/2- %β-=100
152Sm stable 0+ %Abundance=26.7
153Sm 46.284 h 3/2+ %β-=100
153m1Sm 10.6 ms 11/2- %IT=100
154Sm stable 0+ %Abundance=22.7
155Sm 22.3 m 3/2- %β-=100
156Sm 9.4 h 0+ %β-=100
157Sm 482 s (3/2-) %β-=100
158Sm 5.30 m 0+ %β-=100
159Sm 11.37 s (5/2-) %β-=100
160Sm 9.6 s 0+ %β-=100

Europium

Isotope Half-life Spin Parity Mode(s) or Abundance
134Eu 0.5 s %K+%β+=100, %Kp > 0
135Eu 1.5 s %K+%β+=100, %Kp=?
136Eu 3.3 s (7+ ) %K+%β+=100, %Kp=0.09
136m1Eu 3.7 s (3+ ) %K+%β+=100, %Kp=0.09
137Eu 11 s (11/2-) %K+%β+=100
138Eu 12.1 s (6-) %K+%β+=100
139Eu 17.9 s (11/2) - %K+%β+=100
140Eu 1.51 s 1+ %K+%β+=100
140m1Eu 125 ms (5-) %IT=100 , %K+%β+ < 1
141Eu 40.7 s 5/2+ %K+%β+=100
141m1Eu 2.7 s 11/2- %K+%β+=13 +4-2 , %IT=87 +2-4
142Eu 2.34 s 1+ %K+%β+=100
142m1Eu 1.22 m 8- %K+%β+=100
143Eu 2.63 m 5/2+ %K+%β+=100
144Eu 10.2 s 1+ %K+%β+=100
145Eu 5.93 d 5/2+ %K+%β+=100
146Eu 4.61 d 4- %K+%β+=100
147Eu 24.1 d 5/2+ %K+β+=100, %α=0.0022
148Eu 54.5 d 5- %K+%β+=100, %α=9.4E-7
149Eu 93.1 d 5/2+ %K=100
150Eu 36.9 a 5(-) %K+%β+=100
150m1Eu 12.8 h 0- %K+%β+=11 , %β-=89 , %IT < 5E-8
151Eu stable 5/2+ %Abundance=47.8
152Eu 13.537 a 3- %K=72.1 , %β-=27.9
152m1Eu 9.3116 h 0- %K+%β+=28 , %β-=72
152m2Eu 96 m 8- %IT=100
153Eu stable 5/2+ %Abundance=52.2
154Eu 8.593 a 3- %β-=99.98 , %K+%β+=0.02
154m1Eu 46.3 m (8-) %IT=100
155Eu 4.7611 a 5/2+ %β-=100
156Eu 15.19 d 0+ %β-=100
157Eu 15.18 h 5/2+ %β-=100
158Eu 45.9 m (1-) %β-=100
159Eu 18.1 m 5/2+ %β-=100
160Eu 38 s 1(-) %β-=100
161Eu 26 s %β-=100
162Eu 10.6 s %β-=100

Gadolinium

Isotope Half-life Spin Parity Mode(s) or Abundance
139Gd 4.9 s 9/2- %K+%β+=?, %β+P=?
140Gd 15.8 s 0+ %K+%β+=100
141Gd 14 s (1/2+ ) %K+%β+=100, %Kp=0.03
141m1Gd 24.5 s (11/2-) %K+%β+=89 , %IT=11
142Gd 70.2 s 0+ %K+%β+=100
143Gd 39 s (1/2) + %K+%β+=100, %Kp < 0.001
143m1Gd 112 s (11/2-) %K+%β+=100
144Gd 4.5 m 0+ %K+%β+=100
145Gd 23.0 m 1/2+ %K+%β+=100
145m1Gd 85 s 11/2- %IT=94.3 , %K+%β+=5.7
146Gd 48.27 d 0+ %K=100
147Gd 38.06 h 7/2- %K+%β+=100
148Gd 74.6 a 0+ %α=100
149Gd 9.28 d 7/2- %K+%β+=100, %α=4.3E-4
150Gd 1.79e6 a 0+ %α=100
151Gd 124 d 7/2- %K=100, %α ~ 8E-7
152Gd 1.08e14 a 0+ %Abundance=0.20, %α=100
153Gd 240.4 d 3/2- %K=100
154Gd stable 0+ %Abundance=2.18
155Gd stable 3/2- %Abundance=14.80
155m1Gd 31.97 ms 11/2- %IT=100
156Gd stable 0+ %Abundance=20.47
157Gd stable 3/2- %Abundance=15.65
158Gd stable 0+ %Abundance=24.84
159Gd 18.479 h 3/2- %β-=100
160Gd stable 0+ %Abundance=21.86
161Gd 3.66 m 5/2- %β-=100
162Gd 8.4 m 0+ %β-=100
163Gd 68 s (5/2-) %β-=100
164Gd 45 s 0+ %β-=100


Terbium

Isotope Half-life Spin Parity Mode(s) or Abundance
140Tb 2.4 s 5 %K+%β+=100, %p=0.26
141Tb 3.5 s (5/2-) %K+%β+=100
142Tb 597 ms 1+ %K+%β+=100 , %Kp=0.0022
142m1Tb 303 ms (5-) %IT=100, %K+%β+ < 0.5
143Tb 12 s (11/2-) %K+%β+=100
143m1Tb 21 s (5/2+ )
144Tb 1 s (1+ ) %K+%β+=100
144m1Tb 4.25 s (6-) %IT=66 , %K+%β+=34
145Tb (1/2+ )
145m1Tb 29.5 s (11/2-) %K+%β+=100
146Tb 8 s 1+ %K+%β+=100
146m1Tb 23 s 5- %K+%β+=100
146m2Tb 1.18 ms (10+) %IT=100
147Tb 1.7 h (1/2+ ) %K+%β+=100
147m1Tb 1.83 m (11/2) - %K+%β+=100
148Tb 60 m 2- %K+%β+=100
148m1Tb 2.20 m 9+ %K+%β+=100
149Tb 4.118 h 1/2+ %K+%β+=83.3 , %α=16.7
149m1Tb 4.16 m 11/2- %K+%β+=99.978 , %α=0.022
150Tb 3.48 h (2-) %K+%β+=100, %α<0.05
150m1Tb 5.8 m 9+ %K+%β+=100
151Tb 17.609 h 1/2(+) %K+%β+=100 , %α=9.5E-3
151m1Tb 25 s (11/2-) %IT=93.8 , %K+%β+=6.2
152Tb 17.5 h 2- %K+%β+=100, %α < 7E-7
152m1Tb 4.2 m 8+ %IT=78.8 , %K+%β+=21.2
153Tb 2.34 d 5/2+ %K+%β+=100
154Tb 21.5 h 0 %K+%β+=100, %β- < 0.1
154m1Tb 9.4 h 3- %K+%β+=78.2 , %IT=21.8 , %β- < 0.1
154m2Tb 22.7 h 7- %K+%β+=98.2 , %IT=1.8
154m3Tb 513 ns
155Tb 5.32 d 3/2+ %K=100
156Tb 5.35 d 3- %K+%β+=100 , %β-=?
156m1Tb 24.4 h (7-) %IT=100
156m2Tb 5.3 h (0+) %IT=?, %K+%β+=?
157Tb 71 a 3/2+ %K=100
158Tb 180 a 3- %K+%β+=83.4 , %β-=16.6
158m1Tb 10.70 s 0- %IT=100, %β- < 0.6, %K+%β+ < 0.01
159Tb stable 3/2+ %Abundance=100
160Tb 72.3 d 3- %β-=100
161Tb 6.88 d 3/2+ %β-=100
162Tb 7.60 m 1- %β-=100
163Tb 19.5 m 3/2+ %β-=100
164Tb 3.0 m (5+ ) %β-=100
165Tb 2.11 m (3/2+ ) %β-=100

Dysprosium

Isotope Half-life Spin Parity Mode(s) or Abundance
141Dy 0.9 s (9/2-) %K+%β+=100 , %Kp=?
142Dy 2.3 s 0+ %K+%β+=100, %Kp=0.06
143Dy 4.1 s (1/2+ ) %K+%β+=100, %Kp=?
144Dy 9.1 s 0+ %K+%β+=100, %Kp=?
145Dy 10 s (1/2+ ) %K+%β+=100
145m1Dy 13.6 s (11/2-) %K+%β+=100
146Dy 29 s 0+ %K+%β+=100
146m1Dy 150 ms (10+) %IT=100
147Dy 40 s 1/2+ %K+%β+=100, %Kp=?
147m1Dy 55 s 11/2- %K+%β+=65 , %IT=35
148Dy 3.1 m 0+ %K+%β+=100
149Dy 4.20 m (7/2-) %K+%β+=100
149m1Dy 490 ms (27/2-) %IT=99.3 , %K+%β+=0.7
150Dy 7.17 m 0+ %α=36 , %K+%β+=64
151Dy 17.9 m 7/2(-) %K+%β+=94.4 , %α=5.6
152Dy 2.38 h 0+ %α=0.100 , %K=99.900
153Dy 6.4 h 7/2(-) %K+%β+=99.9906 , %α=0.0094
154Dy 3.0e+6 a 0+ %α=100
155Dy 9.9 h 3/2- %K+%β+=100
156Dy stable 0+ %Abundance=0.06
157Dy 8.14 h 3/2- %K+%β+=100
157m1Dy 21.6 ms 11/2- %IT=100
158Dy stable 0+ %Abundance=0.10
159Dy 144.4 d 3/2- %K=100
160Dy stable 0+ %Abundance=2.34
161Dy stable 5/2+ %Abundance=18.9
162Dy stable 0+ %Abundance=25.5
163Dy stable 5/2- %Abundance=24.9
164Dy stable 0+ %Abundance=28.2
165Dy 2.334 h 7/2+ %β-=100
165m1Dy 1.257 m 1/2- %IT=97.76 , %β-=2.24
166Dy 81.6 h 0+ %β-=100
167Dy 6.20 m (1/2-) %β-=100
168Dy 8.7 m 0+ %β-=100
169Dy 39 s (5/2-) %β-=100


Holmium

Isotope Half-life Spin Parity Mode(s) or Abundance
144Ho 0.7 s %K+%β+=100, %Kp=?
145Ho 2.4 s (11/2-) %K+%β+=100
146Ho 3.6 s (10+) %K+%β+=100, %Kp=?
147Ho 5.8 s (11/2-) %K+%β+=100, %Kp=?
148Ho 2.2 s 1+ %K+%β+=100
148m1Ho 9.59 s 6- %K+%β+=100, %Kp=0.08
148m2Ho 2.35 ms (10+) %IT=100
149Ho 21.1 s (11/2-) %K+%β+=100
149m1Ho 56 s (1/2+ ) %K+%β+=100
150Ho 72 s 2- %K+%β+=100
150m1Ho 23.3 s (9) + %K+%β+=100
151Ho 35.2 s (11/2-) %K+%β+=78 , %α=22
151m1Ho 47.2 s (1/2+ ) %α=80 +15-20, %K+%β+=20 +20- 15
152Ho 161.8 s 2- %α=12 , %K+%β+=88
152m1Ho 50.0 s 9+ %α=10.8 , %K+%β+=89.2
153Ho 2.01 m 11/2- %K+%β+=99.949 , %α=0.051
153m1Ho 9.3 m 1/2+ %K+%β+=99.82 , %α=0.18
154Ho 11.76 m (2) - %K+%β+=99.981 , %α=0.019
154m1Ho 3.10 m 8+ %K+%β+=100, %α < 0.001
155Ho 48 m 5/2+ %K+%β+=100
156Ho 56 m (4+ ) %K+%β+=100
156m1Ho 9.5 s (1+ ) %IT=?, %K+%β+=?
157Ho 12.6 m 7/2- %K+%β+=100
158Ho 11.3 m 5+ %K+%β+=100
158m1Ho 28 m 2- %K+%β+ < 19, %IT > 81
158m2Ho 21.3 m (9+ ) %K+%β+ > 93, %IT < 7
159Ho 33.05 m 7/2- %K+%β+=100
159m1Ho 8.30 s 1/2+ %IT=100
160Ho 25.6 m 5+ %K+%β+=100
160m1Ho 5.02 h 2- %IT=65 , %K+%β+=35
160m2Ho 3 s (9+ ) %IT=100
161Ho 2.48 h 7/2- %K=100
161m1Ho 6.76 s 1/2+ %IT=100
162Ho 15.0 m 1+ %K+%β+=100
162m1Ho 67.0 m 6- %IT=62, %K+%β+=38
163Ho 4570 a 7/2- %K=100
163m1Ho 1.09 s 1/2+ %IT=100
164Ho 29 m 1+ %K=60 , %β-=40
164m1Ho 37.5 m 6- %IT=100
165Ho stable 7/2- %Abundance=100
166Ho 26.83 h 0- %β-=100
166m1Ho 1.20e3 a (7) - %β-=100
167Ho 3.1 h 7/2- %β-=100
168Ho 2.99 m 3+ %β-=100
168m1Ho 132 s (6+ ) %IT > 99.5, %β- < 0.5
169Ho 4.7 m 7/2- %β-=100
170Ho 2.76 m (6+ ) %β-=100
170m1Ho 43 s (1+ ) %β-=100
171Ho 53 s (7/2-) %β-=100
172Ho 25 s %β-=100

Erbium

Isotope Half-life Spin Parity Mode(s) or Abundance
145Er 0.9 s (11/2-) %K+%β+=100, %Kp=?
146Er 1.7 s 0+ %K+%β+=100, %Kp=?
147Er 2.5 s (11/2-) %K+%β+=100, %Kp=?
147m1Er 2.5 s (1/2+ ) %K+%β+=100, %Kp=?
148Er 4.6 s 0+ %K+%β+=100, %Kp ~ 0.15
149Er 4 s (1/2+ ) %K+%β+=100, %Kp=7
149m1Er 8.9 s (11/2-) %K+%β+=96.5 , %IT=3.5 , %Kp=0.18
150Er 18.5 s 0+ %K+%β+=100
151Er 23.5 s (7/2-) %K+%β+=100
151m1Er 0.58 s (27/2-) %IT=95.3 , %K+%β+=4.7
152Er 10.3 s 0+ %K+%β+=10 , %α=90
153Er 37.1 s (7/2-) %α=53 , %K+%β+=47
154Er 3.73 m 0+ %K+%β+=99.53 , %α=0.47
155Er 5.3 m 7/2- %K+%β+=99.978 , %α=0.022
156Er 19.5 m 0+ %K+%β+=100
157Er 18.65 m 3/2- %K+%β+=100
157m1Er 76 ms (9/2+ ) %IT=100
158Er 2.29 h 0+ %K=100
159Er 36 m 3/2- %K+%β+=100
160Er 28.58 h 0+ %K=100
161Er 3.21 h 3/2- %K+%β+=100
162Er stable 0+ %Abundance=0.14
163Er 75.0 m 5/2- %K+%β+=100
164Er stable 0+ %Abundance=1.61
165Er 10.36 h 5/2- %K=100
166Er stable 0+ %Abundance=33.6
167Er stable 7/2+ %Abundance=22.95
167m1Er 2.269 s 1/2- %IT=100
168Er stable 0+ %Abundance=26.8
169Er 9.40 d 1/2- %β-=100
170Er stable 0+ %Abundance=14.9
171Er 7.516 h 5/2- %β-=100
172Er 49.3 h 0+ %β-=100
173Er 1.4 m (7/2-) %β-=100
174Er 3.3 m 0+ %β-=100
175Er 1.2 m (9/2+ ) %β-=100


Thulium

Isotope Half-life Spin Parity Mode(s) or Abundance
146Tm 235 ms (10+) %K+%β+ ~ 55, %p ~ 45
146m1Tm 72 ms (5- ,6-) %p=100, %K+%β+=?
147Tm 0.56 s (11/2-) %K+%β+ ~ 90, %p ~ 10
147m1Tm 360 μs (1/2+,3/2+ )
148Tm 0.7 s (10+ ) %K+%β+=100
149Tm 0.9 s (11/2-) %K+%β+=100, %Kp=0.2 +2-1
150Tm 2.2 s (6-) %K+%β+=100, %Kp=1.2
150m1Tm 5.2 ms (10+) %IT=100
151Tm 4.17 s (11/2-) %K+%β+=100
151m1Tm 6.6 s (1/2+ ) %K+%β+=100
152Tm 8.0 s (2) - %K+%β+=100
152m1Tm 5.2 s (9) + %K+%β+=100
153Tm 1.48 s (11/2-) %α=91 , %K+%β+=9
153m1Tm 2.5 s (1/2+ ) %α=92 , %K+%β+=8
154Tm 8.1 s (2-) %K+%β+=56 , %α=44
154m1Tm 3.30 s (9+ ) %α=90 sys%K+%β+=10 sys%IT=?
155Tm 21.6 s (11/2-) %K+%β+=98.1 , %α=1.9
155m1Tm 45 s (1/2+ ) %K+%β+>92, %α<8
156Tm 83.8 s 2- %K+%β+=99.936 , %α=0.064
156m1Tm 19 s %α=?
157Tm 3.63 m 1/2+ %K+%β+=100
158Tm 3.98 m 2- %K+%β+=100
158m1Tm 20 ns (5+ )
158m2Tm 16 ns (9-)
159Tm 9.13 m 5/2+ %K+%β+=100
160Tm 9.4 m 1- %K+%β+=100
160m1Tm 74.5 s 5 %K+%β+=15 , %IT=85
161Tm 33 m 7/2+ %K+%β+=100
162Tm 21.70 m 1- %K+%β+=100
162m1Tm 24.3 s 5+ %IT=82 , %K+%β+=18
163Tm 1.810 h 1/2+ %K+%β+=100
164Tm 2.0 m 1+ %K+%β+=100
164m1Tm 5.1 m 6- %IT ~ 80, %K+%β+ ~ 20
165Tm 30.06 h 1/2+ %K+%β+=100
166Tm 7.70 h 2+ %K+%β+=100
166m1Tm 350 ms 6- %IT=100
167Tm 9.25 d 1/2+ %K=100
168Tm 93.1 d 3(+) %K+%β+=99.990 , %β-=0.010
169Tm stable 1/2+ %Abundance=100
170Tm 128.6 d 1- %K=0.131 , %β-=99.869
171Tm 1.92 a 1/2+ %β-=100
172Tm 63.6 h 2- %β-=100
173Tm 8.24 h (1/2+ ) %β-=100
174Tm 5.4 m (4) - %β-=100
175Tm 15.2 m 1/2+ %β-=100
176Tm 1.9 m (4+ ) %β-=100
177Tm 85 s (1/2+ ) %β-=100

Ytterbium

Isotope Half-life Spin Parity Mode(s) or Abundance
151Yb 1.6 s (1/2+ ) %K+%β+=100, %Kp=?
151m1Yb 1.6 s (11/2-) %K+%β+ ~ 100, %Kp=?
152Yb 3.04 s 0+ %K+%β+=100, %Kp=?
153Yb 4.2 s 7/2- %α=50 sys %K+%β+=50 sys
154Yb 0.409 s 0+ %α=92.6 , %K+%β+=7.4
155Yb 1.800 s (7/2-) %α=89 , %K+%β+=11
156Yb 26.1 s 0+ %K+%β+=90 , %α=10
157Yb 38.6 s 7/2- %K+%β+=99.5, %α=0.5
158Yb 1.49 m 0+ %α ~ 0.0021 , %K+%β+=100
159Yb 1.58 m 5/2(-) %K+%β+=100
160Yb 4.8 m 0+ %K+%β+=100
161Yb 4.2 m 3/2- %K+%β+=100
162Yb 18.87 m 0+ %K+%β+=100
163Yb 11.05 m 3/2- %K+%β+=100
164Yb 75.8 m 0+ %K=100
165Yb 9.9 m 5/2- %K+%β+=100
166Yb 56.7 h 0+ %K=100
167Yb 17.5 m 5/2- %K+%β+=100
168Yb stable 0+ %Abundance=0.13
169Yb 32.026 d 7/2+ %K=100
169m1Yb 46 s 1/2- %IT=100
170Yb stable 0+ %Abundance=3.05
171Yb stable 1/2- %Abundance=14.3
171m1Yb 5.25 ms 7/2+ %IT=100
172Yb stable 0+ %Abundance=21.9
173Yb stable 5/2- %Abundance=16.12
174Yb stable 0+ %Abundance=31.8
175Yb 4.185 d 7/2- %β-=100
175m1Yb 68.2 ms 1/2- %IT=100
176Yb stable 0+ %Abundance=12.7
176m1Yb 11.4 s (8-) %IT > 90, %β- < 10
177Yb 1.911 h (9/2+ ) %β-=100
177m1Yb 6.41 s (1/2-) %IT=100
178Yb 74 m 0+ %β-=100
179Yb 8.0 m (1/2-) %β-=100
180Yb 2.4 m 0+ %β-=100

Lutetium

Isotope Half-life Spin Parity Mode(s) or Abundance
150Lu 35 ms %p=80 , %K+%β+=20
151Lu 88 ms (11/2-) %p=70
152Lu 0.7 s (5- ,6-) %K+%β+=100, %Kp=15
153Lu 0.9 s 11/2- %α ~ 70 , %K+%β+ ~ 30
154Lu (2-)
154m1Lu 1.12 s (9+ ) %K+%β+ ~ 100
154m2Lu 35 μs (17+ )
155Lu 140 ms (1/2+ , 3/2+ ) %α=?
155m1Lu 68 ms (11/2-) %α=79 , %K+%β+=21
155m2Lu 2.60 ms (25/2-) %α ~ 100
156Lu 198 ms (9+ ) %α ~ 95 , %K+%β+=5
156m1Lu 494 ms (2-) %α=79 , %K+%β+=21
157Lu 6.8 s (1/2+ , 3/2+ ) %α > 0
157m1Lu 4.79 s (11/2-) %α=6 , %K+%β+=94
158Lu 10.6 s %α=0.91 , %K+%β+=99.09
159Lu 12.1 s %K+%β+=99.96 sys%α=0.04 sys
160Lu 36.1 s %K+%β+=100, %α < 1E-4
160m1Lu 40 s %K+%β+ < 100, %α=?
161Lu 77 s (5/2+ ) %K+%β+=100
161m1Lu 7.3 ms (9/2-) %IT=100
162Lu 1.37 m (1-) %K+%β+=100
162m1Lu 1.5 m (4-) %K+%β+ < 100
162m2Lu 1.9 m %K+%β+ < 100
163Lu 238 s (1/2-) %K+%β+=100
164Lu 3.14 m %K+%β+=100
165Lu 10.74 m (7/2+ ) %K+%β+=100
165m1Lu 12 m 1/2+
166Lu 2.65 m (6-) %K+%β+=100
166m1Lu 1.41 m (3-) %K+%β+=58 , %IT=42
166m2Lu 2.12 m (0- ) %K+%β+>80, %IT<20
167Lu 51.5 m 7/2+ %K+%β+=100
168Lu 5.5 m (6-) %K+%β+=100
168m1Lu 6.7 m 3+ %K+%β+ > 95, %IT < 5
169Lu 34.06 h 7/2+ %K+%β+=100
169m1Lu 160 s 1/2- %IT=100
170Lu 2.012 d 0+ %K+%β+=100
170m1Lu 0.67 s (4) - %IT=100
171Lu 8.24 d 7/2+ %K+%β+=100
171m1Lu 79 s 1/2- %IT=100
172Lu 6.70 d 4- %K+%β+=100
172m1Lu 3.7 m 1- %IT=100
173Lu 1.37 a 7/2+ %K=100
174Lu 3.31 a (1) - %K+%β+=100
174m1Lu 142 d (6) - %IT=99.38 , %K=0.62
175Lu stable 7/2+ %Abundance=97.41
176Lu 3.78e10 a 7- %Abundance=2.59, %β-=100
176m1Lu 3.635 h 1- %β-=99.905 , %K=0.095
177Lu 6.734 d 7/2+ %β-=100
177m1Lu 160.4 d 23/2- %β-=78.3 , %IT=21.7
178Lu 28.4 m 1(+) %β-=100
178m1Lu 23.1 m (9-) %β-=100
179Lu 4.59 h 7/2(+) %β-=100
179m1Lu 3.1 ms 1/2(+) %IT=100
180Lu 5.7 m (5) + %β-=100
181Lu 3.5 m (7/2+ ) %β-=100
182Lu 2.0 m (0,1,2) %β-=100
183Lu 58 s (7/2+ ) %β-=100
184Lu 20 s (2+ ) %β-=100

Hafnium

Isotope Half-life Spin Parity Mode(s) or Abundance
154Hf 2 s 0+ %K+%β+=100
155Hf 0.89 s %K+%β+=100, %α=?
156Hf 25 ms 0+ %α > 81
156m1Hf 444 μs
157Hf 110 ms 7/2- %α=86 , %K+%β+=14
158Hf 2.85 s 0+ %α=44 , %K+%β+=56
159Hf 5.6 s %K+%β+=59 , %α=41
160Hf 13.6 s 0+ %K+%β+=99.3 , %α=0.7
161Hf 16.8 s (13/2+ ) %K+%β+=99.71 , %α=0.29
162Hf 37.6 s 0+ %K+%β+=99.9937 , %α=0.0063
163Hf 40.0 s %K+%β+=100
164Hf 111 s 0+ %K+%β+=100
165Hf 76 s (5/2-) %K+%β+=100
166Hf 6.77 m 0+ %K+%β+=100
167Hf 2.05 m (5/2-) %K+%β+=100
168Hf 25.95 m 0+ %K+%β+=100
169Hf 3.24 m (5/2) - %K+%β+=100
170Hf 16.01 h 0+ %K=100
171Hf 12.1 h (7/2+ ) %K+%β+=100
172Hf 1.87 a 0+ %K=100
173Hf 23.6 h 1/2- %K+%β+=100
174Hf 2.0e15 a 0+ %Abundance=0.162, %α=100
175Hf 70 d 5/2- %K=100
176Hf stable 0+ %Abundance=5.206
177Hf stable 7/2- %Abundance=18.606
177m1Hf 1.08 s 23/2+ %IT=100
177m2Hf 51.4 m 37/2- %IT=100
178Hf stable 0+ %Abundance=27.297
178m1Hf 4.0 s 8- %IT=100
178m2Hf 31 a 16+ %IT=100
179Hf stable 9/2+ %Abundance=13.629
179m1Hf 18.67 s 1/2- %IT=100
179m2Hf 25.05 d 25/2- %IT=100
180Hf stable 0+ %Abundance=35.100
180m1Hf 5.5 h 8- %IT=99.7 , %β-=0.3
181Hf 42.39 d 1/2- %β-=100
182Hf 9e6 a 0+ %β-=100
182m1Hf 61.5 m 8- %β-=58 , %IT=42
183Hf 1.067 h (3/2-) %β-=100
184Hf 4.12 h 0+ %β-=100
184m1Hf 48 s (8-) %IT=100
185Hf 3.5 m %β-=100
 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Table_of_nuclides,_49-72". A list of authors is available in Wikipedia.
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