Isotopes of Dysprosium (Z=66)
Click on an isotope to get more information about its decay
Isotope

Halflife

Spin
Parity

Decay Mode(s) or
Abundance 
^{ 140}Dy
  0+

%EC+%B+=100

^{ 141}Dy
 0.9 s  (9/2)

%EC+%B+=100 , %ECP=?

^{ 142}Dy
 2.3 s  0+

%EC+%B+=100, %ECP=0.06 3

^{ 143}Dy
 4.1 s  (1/2+)

%EC+%B+=100, %ECP=?

^{ 144}Dy
 9.1 s  0+

%EC+%B+=100, %ECP=?

^{ 145}Dy
 10 s  (1/2+)

%EC+%B+=100

^{145m1}Dy
 13.6 s  (11/2)

%EC+%B+=100

^{ 146}Dy
 29 s  0+

%EC+%B+=100

^{146m1}Dy
 150 ms  (10+)

%IT=100

^{ 147}Dy
 40 s  1/2+

%EC+%B+=100, %ECP=?

^{147m1}Dy
 55 s  11/2

%EC+%B+=65 4, %IT=35 4

^{ 148}Dy
 3.1 m  0+

%EC+%B+=100

^{ 149}Dy
 4.20 m  (7/2)

%EC+%B+=100

^{149m1}Dy
 490 ms  (27/2)

%IT=99.3 3, %EC+%B+=0.7 3

^{ 150}Dy
 7.17 m  0+

%A=36 5, %EC+%B+=64 5

^{ 151}Dy
 17.9 m  7/2()

%EC+%B+=94.4 4, %A=5.6 4

^{ 152}Dy
 2.38 h  0+

%A=0.100 7, %EC=99.900 7

^{ 153}Dy
 6.4 h  7/2()

%EC+%B+=99.9906 14 , %A=0.0094 14

^{ 154}Dy
 3.0e+6 y  0+

%A=100

^{ 155}Dy
 9.9 h  3/2

%EC+%B+=100

^{ 156}Dy
 stable  0+

%Abundance=0.06 1

^{ 157}Dy
 8.14 h  3/2

%EC+%B+=100

^{157m1}Dy
 21.6 ms  11/2

%IT=100

^{ 158}Dy
 stable  0+

%Abundance=0.10 1

^{ 159}Dy
 144.4 d  3/2

%EC=100

^{ 160}Dy
 stable  0+

%Abundance=2.34 6

^{ 161}Dy
 stable  5/2+

%Abundance=18.9 2

^{ 162}Dy
 stable  0+

%Abundance=25.5 2

^{ 163}Dy
 stable  5/2

%Abundance=24.9 2

^{ 164}Dy
 stable  0+

%Abundance=28.2 2

^{ 165}Dy
 2.334 h  7/2+

%B=100

^{165m1}Dy
 1.257 m  1/2

%IT=97.76 11, %B=2.24 11

^{ 166}Dy
 81.6 h  0+

%B=100

^{ 167}Dy
 6.20 m  (1/2)

%B=100

^{ 168}Dy
 8.7 m  0+

%B=100

^{ 169}Dy
 39 s  (5/2)

%B=100

^{ 170}Dy
  0+


^{ 171}Dy
 


^{ 172}Dy
  0+


^{ 173}Dy
 


Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory
Return to Exploring the Isotopes