ADOPTED LEVELS, GAMMAS for 144Pr
Author: A.A. Sonzogni | Citation: Nucl. Data Sheets 93, 599 (2001) | Cutoff date: 1-Dec-2000
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=2997.4 keV 24 | S(n)= 5754 keV 3 | S(p)= 6433 keV 4 | Q(α)= 1143 keV 4 | ||
Reference: 2012WA38 |
References: | |||
A | 144Ce β- decay | B | 144Pr IT decay (7.2 M) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | 0- | 17.28 m 5 % β- = 100 | |||||
59.03 3 | AB | 3- | 7.2 m 3 % IT = 99.93 % β- = 0.07 | 59.03 3 | 100 | M3 | 0.0 | 0- |
80.120 4 | A | 1- | 136 ps 9 | 80.120 5 | 100 | M1 | 0.0 | 0- |
99.952 9 | A | 2- | 0.66 ns 6 | 40.98 10 99.961 15 | 100 6 12.3 14 | M1+E2 E2 | 59.03 0.0 | 3- 0- |
133.5152 20 | A | 1- | 7 ps 4 | 33.568 10 53.395 5 133.515 2 | 2.60 20 0.86 5 100 4 | M1 M1 M1 | 99.952 80.120 0.0 | 2- 1- 0- |
E(level): From least-squares fit to Eγ
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
59.03 | 3- | 7.2 m 3 % IT = 99.93 % β- = 0.07 | 59.03 3 | M3 | 1258 | B(M3)(W.u.)=6.5×10-2 4, α=1258 | |
80.120 | 1- | 136 ps 9 | 80.120 5 | M1 | 2.488 | B(M1)(W.u.)=0.090 7, α=2.488 | |
99.952 | 2- | 0.66 ns 6 | 40.98 10 | M1+E2 | 0.042 18 | 2.79 | B(E2)(W.u.)=70 +70-50, B(M1)(W.u.)=0.12 12, α=2.79 11 |
2- | 0.66 ns 6 | 99.961 15 | E2 | 2.144 | B(E2)(W.u.)=56 10, α=2.144 | ||
133.5152 | 1- | 7 ps 4 | 33.568 10 | M1 | 4.79 | B(M1)(W.u.)=1.2 7, α=4.79 | |
1- | 7 ps 4 | 53.395 5 | M1 | 8.09 | B(M1)(W.u.)=0.10 6, α=8.09 | ||
1- | 7 ps 4 | 133.515 2 | M1 | 0.579 | B(M1)(W.u.)=0.7 5, α=0.579 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
80.120 | 1- | 136 ps 9 | μ=-1.2 4 (1989Ra17) μ: from γγ(θ,H) (1975Ba32). Other: -4.3 14 (1973Si01). |
Gammas: All data from 144Ce β- decay
Q-value: Note: Current evaluation has used the following Q record 2997.5 24 5753.4 28 6433 3 1141 3 1995Au04