Isotopes of Dysprosium (Dy)

Symbol Mass Number Relative Atomic Mass Isotopic Composition
138Dy 138 137.96249(64)#
139Dy 139 138.95954(54)#
140Dy 140 139.95401(54)#
141Dy 141 140.95135(32)#
142Dy 142 141.94637(39)#
143Dy 143 142.94383(21)#
144Dy 144 143.939250(30)
145Dy 145 144.937430(50)
146Dy 146 145.932845(29)
147Dy 147 146.931092(21)
148Dy 148 147.927150(11)
149Dy 149 148.927305(9)
150Dy 150 149.925585(5)
151Dy 151 150.926185(4)
152Dy 152 151.924718(6)
153Dy 153 152.925765(5)
154Dy 154 153.924424(8)
155Dy 155 154.925754(13)
156Dy 156 155.924283(7) 0.00056(3)
157Dy 157 156.925466(7)
158Dy 158 157.924409(4) 0.00095(3)
159Dy 159 158.9257392(29)
160Dy 160 159.9251975(27) 0.02329(18)
161Dy 161 160.9269334(27) 0.18889(42)
162Dy 162 161.9267984(27) 0.25475(36)
163Dy 163 162.9287312(27) 0.24896(42)
164Dy 164 163.9291748(27) 0.28260(54)
165Dy 165 164.9317033(27)
166Dy 166 165.9328067(28)
167Dy 167 166.935660(60)
168Dy 168 167.93713(15)
169Dy 169 168.94031(32)
170Dy 170 169.94239(21)#
171Dy 171 170.94620(32)#
172Dy 172 171.94876(43)#
173Dy 173 172.95300(54)#

Legend

Mass Number
Relative Atomic Mass
Isotopic Composition
Standard Atomic Weight
Dy: 162.500(1)
Notes (Dy)
m:

Isotopic Composition