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See also: list of Xenon isotopes.
Half-life T½ = 36.346(3) d respectively 3.1402944 × 106 seconds s.
Decay mode | Daughter | Probability | Decay energy | γ energy (intensity) |
---|---|---|---|---|
EE | 127I | 100 % | 0.662(5) MeV |
Direct parent isotope is: 127Cs.
The chemically inert noble gas isotope xenon-127 is one of the radiopharmaceuticals approved for medical applications and can be used as a radiodiagnostic for the respiratory tract (ATC code V09EX02).
Nuclear isomers or excited states with the activation energy in keV related to the ground state.
Nuclear Isomer | Excitation Energy | Half-life | Spin |
---|---|---|---|
127mXe | 297.10(8) keV | 69.2(9) s | 9/2- |
OZ | Isotone N = 73 | Isobar A = 127 |
---|---|---|
41 | 114Nb | |
42 | 115Mo | |
43 | 116Tc | |
44 | 117Ru | |
45 | 118Rh | 127Rh |
46 | 119Pd | 127Pd |
47 | 120Ag | 127Ag |
48 | 121Cd | 127Cd |
49 | 122In | 127In |
50 | 123Sn | 127Sn |
51 | 124Sb | 127Sb |
52 | 125Te | 127Te |
53 | 126I | 127I |
54 | 127Xe | 127Xe |
55 | 128Cs | 127Cs |
56 | 129Ba | 127Ba |
57 | 130La | 127La |
58 | 131Ce | 127Ce |
59 | 132Pr | 127Pr |
60 | 133Nd | 127Nd |
61 | 134Pm | 127Pm |
62 | 135Sm | |
63 | 136Eu | |
64 | 137Gd | |
65 | 138Tb | |
66 | 139Dy | |
67 | 140Ho |
[1] - M. Rodrigues et al.:
Standardization of xenon-127 and measurement of photon emission intensities.
In: Applied Radiation and Isotopes, 87, 342-347, (2014), DOI 10.1016/j.apradiso.2013.11.066.
Last update: 2023-05-22
Perma link: https://www.chemlin.org/isotope/xenon-127
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