| |
|
|---|
| Half life: | 154 d 7 | |
|---|
| E(level): | 293.98 3 keV |
|---|
| Jp: | 11/2- |
|---|
| Sn (keV): | 7224 26 |
|---|
| Sp (keV): | 7424 26 |
|---|
| Prod. mode: |
Charged particle reaction
Fast neutron activation
Thermal neutron activation
|
|---|
| | |
|---|
| ENSDF citation: | NDS 64,323 (1991) |
|---|
| Literature cut-off date: | 1-Aug-1991 |
|---|
| Author(s): | T. Tamura, H. Iimura, K. Miyano and S. Ohya |
|---|
| References since cut-off: |
121Te decay from 1991-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| IT | 88.6 11 | |
71Ed03 72Ka61 75Me23 |
| e+b+ | 11.4 11 | 1036 25 |
75Me23 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 121mTe (154 d 7)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 37.138 10 |
0.94 10 |
e+b+ |
| 81.788 15 |
0.0478 14 |
IT |
| 103.85 8 |
0.0009 3 |
e+b+ |
| 212.189 27 |
81 |
IT |
| 909.847 18 |
0.0703 15 |
e+b+ |
| 946.989 18 |
0.00822 24 |
e+b+ |
| 998.291 11 |
0.0796 18 |
e+b+ |
| 1024.00 25 |
0.00008 4 |
e+b+ |
| 1035.40 10 |
0.00056 24 |
e+b+ |
| 1102.149 18 |
2.54 6 |
e+b+ |
| 1107.60 18 |
0.00040 16 |
e+b+ |
| 1144.65 4 |
0.00108 5 |
e+b+ |
|
X-rays from 121mTe (154 d 7)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 3.188 |
0.024 4 |
Sb Ll |
| 3.335 |
0.115 16 |
Te Ll |
| 3.437 |
0.0123 15 |
Sb Lh |
| 3.595 |
0.068 9 |
Sb La2 |
| 3.605 |
0.61 8 |
Sb La1 |
| 3.606 |
0.036 4 |
Te Lh |
| 3.759 |
0.32 4 |
Te La2 |
| 3.769 |
2.9 3 |
Te La1 |
| 3.844 |
0.38 5 |
Sb Lb1 |
| 3.886 |
0.043 9 |
Sb Lb4 |
| 3.933 |
0.070 15 |
Sb Lb3 |
| 3.980 |
0.0045 6 |
Sb Lb6 |
| 4.030 |
1.11 12 |
Te Lb1 |
| 4.069 |
0.20 4 |
Te Lb4 |
| 4.101 |
0.104 14 |
Sb Lb2 |
| 4.121 |
0.33 7 |
Te Lb3 |
| 4.173 |
0.0218 25 |
Te Lb6 |
| 4.302 |
0.52 6 |
Te Lb2 |
| 4.349 |
0.046 6 |
Sb Lg1 |
| 4.572 |
0.141 15 |
Te Lg1 |
| 4.600 |
0.0100 22 |
Sb Lg2 |
| 4.600 |
0.015 3 |
Sb Lg3 |
| 4.829 |
0.049 10 |
Te Lg2 |
| 4.829 |
0.075 16 |
Te Lg3 |
| 25.793 |
0.00033 3 |
Sb Ka3 |
| 26.111 |
4.7 4 |
Sb Ka2 |
| 26.359 |
8.8 7 |
Sb Ka1 |
| 26.875 |
0.00078 3 |
Te Ka3 |
| 27.202 |
9.8 3 |
Te Ka2 |
| 27.472 |
18.2 6 |
Te Ka1 |
| 29.679 |
0.78 6 |
Sb Kb3 |
| 29.726 |
1.50 11 |
Sb Kb1 |
| 29.959 |
0.0131 11 |
Sb Kb5 |
| 30.393 |
0.42 3 |
Sb Kb2 |
| 30.460 |
0.066 6 |
Sb Kb4 |
| 30.944 |
1.64 5 |
Te Kb3 |
| 30.995 |
3.16 10 |
Te Kb1 |
| 31.237 |
0.0291 14 |
Te Kb5 |
| 31.704 |
0.92 3 |
Te Kb2 |
| 31.774 |
0.140 7 |
Te Kb4 |
Betas from 121mTe (154 d 7)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 185.32 |
0.0015 3 |
e |
| 190.69 |
2.5 3 |
e |
| 294.55 |
0.078 11 |
e |
| 305.98 |
0.00008 4 |
e |
| 382.99 |
0.079 11 |
e |
| 1292.85 |
8.7 14 |
e |
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