ADOPTED LEVELS, GAMMAS for 242U
Authors: M.J. Martin, C.D. Nesaraja | Citation: Nucl. Data Sheets 186, 261 (2022) | Cutoff date: 31-Dec-2021
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=1200 keV SY | S(n)= 5650 keV SY | S(p)= 8410 keV SY | Q(α)= 3670 keV SY | ||
Reference: 2021WA16 |
References: | |||
A | 244Pu(18O,20NeG) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | A | 0+ | 16.8 m 5 % β- = 100 | |||||
47.8 3 | A | 2+ | 47.8 3 S | 100 | [E2] | 0.0 | 0+ | |
158.2 7 | A | 4+ | 110.4 6 | 100 | [E2] | 47.8 | 2+ | |
327.5 8 | A | 6+ | 169.3 3 | 100 | [E2] | 158.2 | 4+ | |
552.2 8 | A | 8+ | 224.7 3 | 100 | [E2] | 327.5 | 6+ |
Jπ(level): From assigned band structure. See (18O,20Neγ)
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
47.8 | 2+ | 47.8 3 | [E2] | 451 | α=451 15, α(L)=329 11, α(M)=90.8 31, α(N)=24.6 8, α(O)=5.64 19, α(P)=0.913 31, α(Q)=0.00224 7 | |
158.2 | 4+ | 110.4 6 | [E2] | 8.42 | α=8.42 25, α(L)=6.13 18, α(M)=1.70 5, α(N)=0.462 13, α(O)=0.1062 31, α(P)=0.0174 5, α(Q)=7.68×10-5 18 | |
327.5 | 6+ | 169.3 3 | [E2] | 1.416 | α=1.416 22, α(K)=0.1958 28, α(L)=0.890 14, α(M)=0.246 4, α(N)=0.0667 11, α(O)=0.01539 25, α(P)=0.00256 4, α(Q)=1.987×10-5 30 | |
552.2 | 8+ | 224.7 3 | [E2] | 0.490 | α=0.490 7, α(K)=0.1273 18, α(L)=0.265 4, α(M)=0.0727 11, α(N)=0.01972 30, α(O)=0.00456 7, α(P)=0.000767 12, α(Q)=9.24×10-6 13 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
E(level) | E(gamma) | Comments |
47.8 | 47.8 | E(γ): Transition not seen. E(γ) is derived in 244Pu(18O,20Neγ) from the moment of inertia deduced from the higher levels |
Assignment: 244Pu(n,2pn) chem (1979Ha26).
Q-value: ΔQ(β-)=280, ΔS(n)=280, ΔS(p)=360, ΔQ(α)=200 (syst,2021Wa16)
Q-value: S(2n)=10240 200 (syst,2021Wa16)