Darmstatium Isotopic Data

 

 

 

Isotope

 

Isotopic Mass

amu

 

% Abundance

 

T1/2

 

T1/2

Units

 

Mass Excess

KeV

 

Binding Energy

Per Nucleon

KeV

 

Decay

Mode

 

Branching

Ratio

267Ds

267.14434 (39)

 

10

us

134,450 (370)

7,245 (1)

A

100

268Ds

268.14380 (54)

 

100

us

133,940 (500)

7,250 (2)

A ?

 

269Ds

269.14512 (15)

 

230

us

135,180 (140)

7,249 (1)

A

100

270Ds

270.14472 (31)

 

160

us

134,810 (290)

7,253 (1)

A~100

 

271Ds

271.14606 (11)

 

210

ms

136,060 (100)

7,252 (0)

A

100

272Ds

272.14632 (70)

 

1

s

136,290 (650)

7,254 (2)

SF ?

 

273Ds

273.14886 (14)

 

360

us

138,670 (130)

7,248 (0)

A

100

274Ds

274.14949 (53)

 

2

s

139,250 (490)

7,249 (2)

A ?

 

275Ds

275.15218 (48)

 

2

s

141,750 (450)

7,243 (2)

A ?

 

276Ds

276.15303 (65)

 

5

s

142,550 (610)

7,243 (2)

A ?

 

277Ds

277.1556 (10)

 

5

s

144,980 (960)

7,237 (3)

A ?

 

278Ds

278.15647 (73)

 

10

s

145,750 (680)

7,237 (2)

A ?

 

279Ds

279.15886 (80)

 

10

s

147,980 (740)

7,232 (3)

A ?

 

280Ds

280.15980 (91)

 

11

s

148,850 (850)

7,232 (3)

SF

100

281Ds

281.16206 (78)

 

4

m

150,960 (730)

7,228 (3)

A

100

270mDs

270.14472 (31)

 

10

ms

134,810 (290)

7,253 (1)

A

?

271mDs

271.14606 (11)

 

1.3

ms

136,060 (100)

7,252 (0)

A

100

273mDs

273.14886 (14)

 

120

ms

138,670 (130)

7,248 (0)

A

100

273m1Ds

273.14886 (14)

 

 

 

138,670 (130)

7,248 (0)

A ?

 

Data Source: ENSDF March 2005

©Radiochemistry Society 2005