ProtacnÝdio: Propriedades


Isˇtopos

  Abund.
Nat. (%)
Massa
Atˇmica
Meia-
vida
Modo de Dec.
/Energia (/MeV)
En. da Part.
/Intensidade
(MeV/%)
SeccŃo Ef.
Neut. Term.
(b)
Spin
(h/2 pi)
Mom. Dip.
MagnÚtico
(nm)
Mom. Quad.
ElÚctrico
(b)
En. dos Gamas
/Intensidade
(MeV/%)
215Pa   215.01898 14ms alpha           
216Pa   216.01896 0.19s alpha/ 8.01 7.72
7.82
7.92
        
217mPa     2ms alpha 10.16         
217Pa   217.01825 5ms alpha/ 8.49 8.34         
218Pa   218.01996 0.12ms alpha 9.54
9.61
        
221Pa   221.0218 6Ás alpha           
222Pa   222.02356 4.3ms alpha/ 8.7 8.18/ 50
8.33/ 20
8.54/ 30
        
223Pa   223.02395 6.5ms alpha/ 8.34 8.006/ 55
8.196/ 45
        
224Pa   224.02553 0.95s alpha/ 7.63 7.49/ 100         
225Pa   225.02609 1.8s alpha/ 7.38 7.195/ 30
7.245/ 70
        
226Pa   226.027928 1.8m alpha/ 6.987
C.E./ 2.834
6.728/ 0.7
6.823/ 35
6.863/ 39
        
227Pa   227.028797 38.3m alpha/ 6.582
C.E./ 1.02
6.357/ 7
6.401/ 8
6.416/ 13
6.423/ 10
6.465/ 43
6.465/ 435/2-     0.0649
0.0669
0.11
228Pa   228.030773 22h C.E./ 2.11
alpha

5.779/ 0.23
6.078/ 0.4
6.105/ 0.25
6.118/ 0.22
6.118/ 0.223+ 3.5 nm   Th k x rays
0.20939
0.27026
0.28202
0.32767
0.32807
0.4631
0.91116
0.96464
229Pa   229.032073 1.5d C.E./ 0.31
alpha/ 5.836

5.536/ 0.02
5.579/ 0.09
5.668/ 0.05
 5/2+     0.04244
0.024 - 0.18
230Pa   230.034527 17.4d C.E./ 1.309
-/ 0.57
  1500 b2- 2 nm   Th k x rays
0.39769
0.45477
0.89876
0.91856
0.95199
231Pa   231.03588 3.25x104a alpha/ 5.148 6.7343/ 8.4
4.9505/ 22.8
5.0131/ 25.4
5.0292/ 20
5.0587/ 11
200 b3/2- 2.01 nm -1 b Ac k x rays
0.01899
0.0274
0.03823
0.04639
0.25586
0.26029
0.28367
0.30007
232Pa   232.038565 1.31d -/ 1.34   460 b2-     U k x rays
0.109
0.15009
0.89439
0.96934
0.1 - 1.17
233Pa   233.040242 27d -/ 0.571 215/ 40
0.256/ 60
39 b3/2- 4 nm -3 b U L x rays
U k x rays
0.30017
0.31201
0.34059
234mPa     1.17m -/ 2.29
T.I.
   0-     U k x rays
0.25818
0.76641
1.001
0.06 - 1.96
234Pa   234.043303 6.69h -/ 2.19 0.51  4+     U L x rays
U k x rays
0.1312
0.5695
0.9256
0.02 - 1.99
235Pa   235.04543 24.4m -/ 1.41 1.4/ 97  3/2-     0.0308 - 0.65893
236Pa   236.04889 9.1m -/ 2.9 1.1/ 40
2/ 50
3.1/ 10
 1-     U k x rays
0.64235
0.68759
1.763
0.04 - 2.18
237Pa   237.05114 8.7m -/ 2.3 1.1/ 60
1.6/ 30
2.3/ 10
 1/2+     0.4986
0.5293
0.5407
0.8536
0.865
0.04 - 1.4
238Pa   238.05504 2.3m -/ 3.6 1.2
1.7
 3-     0.1035
0.1785
0.4484
0.635
0.68
1.01446
0.04 - 2.5