Chemical elements
  Hafnium
    Isotopes
    Energy
    Production
    Application
    PDB 1o7t-1o7t

Hafnium Isotopes






Proton number: 72


Stable Isotopes


Hafnium stable isotope number 1: 176Hf
Neutrons: 104;
Abundance: 5.26%;
Jn: 0+;

Hafnium stable isotope number 2: 177Hf
Neutrons: 105;
Abundance: 18.6%;
Jn: 7/2-;

Hafnium stable isotope number 3: 178Hf
Neutrons: 106;
Abundance: 27.28%;
Jn: 0+;

Hafnium stable isotope number 4: 179Hf
Neutrons: 107;
Abundance: 13.62%;
Jn: 9/2+;

Hafnium stable isotope number 5: 180Hf
Neutrons: 108;
Abundance: 35.08%;
Jn: 0+;

Natural Radioactive isotopes


Hafnium radioactive isotope number 1: 174Hf
Neutrons: 102;
Abundance: 0.16%;
Jn: 0+;
Decay: α : 100.00 %;
t1/2: 6.3072E+22s ≈ 2.000000e+15 y;

Artificial Radioactive isotopes


Hafnium radioactive isotope number 1: 153Hf
Neutrons: 81;
Jn: Unknown;
Decay: Unknown;
t1/2: 6E-08s ≈ 60.00 ns;

Hafnium radioactive isotope number 2: 154Hf
Neutrons: 82;
Jn: 0+;
Decay: ε ~ 100.00 %
α ~ 0.00 %;
t1/2: 2s ;

Hafnium radioactive isotope number 3: 155Hf
Neutrons: 83;
Jn: Unknown;
Decay: ε : 100.00 %;
t1/2: 0.89s ;

Hafnium radioactive isotope number 4: 156Hf
Neutrons: 84;
Jn: 0+;
Decay: α : 100.00 %;
t1/2: 0.023s ≈ 23.00 ms;

Hafnium radioactive isotope number 5: 157Hf
Neutrons: 85;
Jn: 7/2-;
Decay: α : 86.00 %
ε : 14.00 %;
t1/2: 0.11s ;

Hafnium radioactive isotope number 6: 158Hf
Neutrons: 86;
Jn: 0+;
Decay: ε : 55.70 %
α : 44.30 %;
t1/2: 2.85s ;

Hafnium radioactive isotope number 7: 159Hf
Neutrons: 87;
Jn: 7/2-;
Decay: ε : 65.00 %
α : 35.00 %;
t1/2: 5.6s ;

Hafnium radioactive isotope number 8: 160Hf
Neutrons: 88;
Jn: 0+;
Decay: ε : 99.30 %
α : 0.70 %;
t1/2: 13.6s ;

Hafnium radioactive isotope number 9: 161Hf
Neutrons: 89;
Jn: Unknown;
Decay: ε > 99.87 %
α < 0.13 %;
t1/2: 18.2s ;

Hafnium radioactive isotope number 10: 162Hf
Neutrons: 90;
Jn: 0+;
Decay: ε : 99.99 %
α : 8.0E-3 %;
t1/2: 39.4s ;

Hafnium radioactive isotope number 11: 163Hf
Neutrons: 91;
Jn: Unknown;
Decay: ε : 100.00 %
α < 1.0E-4 %;
t1/2: 40s ;

Hafnium radioactive isotope number 12: 164Hf
Neutrons: 92;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 111s ;

Hafnium radioactive isotope number 13: 165Hf
Neutrons: 93;
Jn: 5/2-;
Decay: ε : 100.00 %;
t1/2: 76s ;

Hafnium radioactive isotope number 14: 166Hf
Neutrons: 94;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 406.2s ≈ 6.77 m;

Hafnium radioactive isotope number 15: 167Hf
Neutrons: 95;
Jn: 5/2-;
Decay: ε : 100.00 %;
t1/2: 123s ≈ 2.05 m;

Hafnium radioactive isotope number 16: 168Hf
Neutrons: 96;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 1557s ≈ 25.95 m;

Hafnium radioactive isotope number 17: 169Hf
Neutrons: 97;
Jn: 5/2-;
Decay: ε : 100.00 %;
t1/2: 194.4s ≈ 3.24 m;

Hafnium radioactive isotope number 18: 170Hf
Neutrons: 98;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 57636s ≈ 16.01 h;

Hafnium radioactive isotope number 19: 171Hf
Neutrons: 99;
Jn: 7/2+;
Decay: ε : 100.00 %;
t1/2: 43560s ≈ 12.10 h;

Hafnium radioactive isotope number 20: 171Hf
Neutrons: 99;
Jn: 1/2-;
Decay: IT ≤ 100.00 %
ε;
t1/2: 29.5s ;

Hafnium radioactive isotope number 21: 172Hf
Neutrons: 100;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 58972320s ≈ 1.87 y;

Hafnium radioactive isotope number 22: 173Hf
Neutrons: 101;
Jn: 1/2-;
Decay: ε : 100.00 %;
t1/2: 84960s ≈ 23.60 h;

Hafnium radioactive isotope number 23: 175Hf
Neutrons: 103;
Jn: 5/2-;
Decay: ε : 100.00 %;
t1/2: 6048000s ≈ 70.00 d;

Hafnium radioactive isotope number 24: 177Hf
Neutrons: 105;
Jn: 23/2+;
Decay: IT : 100.00 %;
t1/2: 1.09s ;

Hafnium radioactive isotope number 25: 177Hf
Neutrons: 105;
Jn: 37/2-;
Decay: IT : 100.00 %;
t1/2: 3084s ≈ 51.40 m;

Hafnium radioactive isotope number 26: 178Hf
Neutrons: 106;
Jn: 8-;
Decay: IT : 100.00 %;
t1/2: 4s ;

Hafnium radioactive isotope number 27: 178Hf
Neutrons: 106;
Jn: 16+;
Decay: IT : 100.00 %;
t1/2: 977616000s ≈ 31.00 y;

Hafnium radioactive isotope number 28: 179Hf
Neutrons: 107;
Jn: 1/2-;
Decay: IT : 100.00 %;
t1/2: 18.67s ;

Hafnium radioactive isotope number 29: 179Hf
Neutrons: 107;
Jn: 25/2-;
Decay: IT : 100.00 %;
t1/2: 2164320s ≈ 25.05 d;

Hafnium radioactive isotope number 30: 180Hf
Neutrons: 108;
Jn: 8-;
Decay: IT : 99.70 %
β - : 0.30 %;
t1/2: 19692s ≈ 5.47 h;

Hafnium radioactive isotope number 31: 181Hf
Neutrons: 109;
Jn: 1/2-;
Decay: β - : 100.00 %;
t1/2: 3662496s ≈ 42.39 d;

Hafnium radioactive isotope number 32: 181Hf
Neutrons: 109;
Jn: 25/2-;
Decay: IT : 100.00 %;
t1/2: 0.0015s ≈ 1.50 ms;

Hafnium radioactive isotope number 33: 182Hf
Neutrons: 110;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 2.806704E+14s ≈ 8.900000e+6 y;

Hafnium radioactive isotope number 34: 182Hf
Neutrons: 110;
Jn: 8-;
Decay: β - : 58.00 %
IT : 42.00 %;
t1/2: 3690s ≈ 1.02 h;

Hafnium radioactive isotope number 35: 183Hf
Neutrons: 111;
Jn: 3/2-;
Decay: β - : 100.00 %;
t1/2: 3841.2s ≈ 1.07 h;

Hafnium radioactive isotope number 36: 184Hf
Neutrons: 112;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 14832s ≈ 4.12 h;

Hafnium radioactive isotope number 37: 184Hf
Neutrons: 112;
Jn: 8-;
Decay: β - : 100.00 %;
t1/2: 48s ;

Hafnium radioactive isotope number 38: 185Hf
Neutrons: 113;
Jn: Unknown;
Decay: β - : 100.00 %;
t1/2: 210s ≈ 3.50 m;

Hafnium radioactive isotope number 39: 186Hf
Neutrons: 114;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 156s ≈ 2.60 m;

Hafnium radioactive isotope number 40: 187Hf
Neutrons: 115;
Jn: Unknown;
Decay: β - ?;
t1/2: 30s ;

Hafnium radioactive isotope number 41: 188Hf
Neutrons: 116;
Jn: 0+;
Decay: β -;
t1/2: 20s ;
© Copyright 2008-2012 by atomistry.com