ADOPTED LEVELS, GAMMAS for 52Fe
Authors: Yang Dong, Huo Junde | Citation: Nucl. Data Sheets 128, 185 (2015) | Cutoff date: 10-Jul-2015
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-14340 keV SY | S(n)= 16201 keV 11 | S(p)= 7378 keV 7 | Q(α)= -7936 keV 10 | ||
Reference: 2012WA38 |
References: | |||
A | 53Co p decay (247 MS) | B | 50Cr(3He,n) |
C | 50Cr(3He,nγ) | D | 50Cr(α,2nγ) |
E | 54Fe(p,t) | F | 52Co ε decay |
G | 53Ni εp decay | H | 28Si(28Si,2P2NG) |
I | 9Be(55Ni,xγ) | J | Coulomb Excitation |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCDEF HIJ | 0+ | 8.275 h 8 % ε = 100 | |||||
849.45 10 | ABCDEFGHIJ | 2+ | 7.8 ps 10 | 849.43 10 | 100 | [E2] | 0.0 | 0+ |
2384.55 17 | BCDEF H | 4+ | 0.22 ps 5 | 1535.27 15 | 100 | E2 | 849.45 | 2+ |
2758.8 7 | BC E | 2+ | 0.14 ps +9-5 | 1910 2 2760 1 | 32 11 100 11 | [E2] [E2] | 849.45 0.0 | 2+ 0+ |
3585.0 3 | BC E H | 4+ | 0.28 ps +21-7 | 2735.0 3 | 100 11 | [E2] | 849.45 | 2+ |
4145.6 20 | BC E | 0+ | 3296 2 | 100 | 849.45 | 2+ | ||
4325.5 3 | C EF H | 6+ | 0.17 ps 5 | 1941.0 3 | 100 | (E2) | 2384.55 | 4+ |
4396.3 3 | C E H | 3- | 3546.3 3 | 100 | (E1) | 849.45 | 2+ | |
4456 8 | B E | 2+ | ||||||
4850.6 11 | C E | (5-,6+) | 0.5 ps +23-2 | 2466 1 | 100 | 2384.55 | 4+ | |
4872.2 3 | H | 6+ | 0.21 ps 8 | 1286.7 3 2488.0 3 | 23 5 100 7 | [E2] E2 | 3585.0 2384.55 | 4+ 4+ |
4896 15 | E | |||||||
5136.9 4 | E H | 5- | 740.6 3 1553 1 2753.0 3 | 55 6 10 5 100 20 | (E2) [E1] [E1] | 4396.3 3585.0 2384.55 | 3- 4+ 4+ | |
5139.6 13 | C E | 5- | 2380 1 4286 4 | 40 20 10E1 4 | [E3] [E3] | 2758.8 849.45 | 2+ 2+ | |
5328 8 | E | 4+ | ||||||
5363 5 | B E | 0+ | ||||||
5439 15 | E | |||||||
5483 20 | E | 4+ | ||||||
5529 20 | E | 4+ | ||||||
5563 8 | E | (3-) | ||||||
5654.5 4 | EF | 6+ | 1328.95 25 | 100 | 4325.5 | 6+ | ||
5718 8 | B E | 0+ | ||||||
5792 10 | B E | |||||||
5829 5 | B E | 2+ | ||||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
5965 15 | E | 4+ | ||||||
6034 5 | B E | 2+ | ||||||
6044 5 | B E | 2+ | ||||||
6174 15 | E | (6+) | ||||||
6231 15 | E | |||||||
6360.7 4 | H | 8+ | 0.15 ps 5 | 2035.3 3 | 100 | E2 | 4325.5 | 6+ |
6416 5 | E | 4+ | ||||||
6454 15 | E | |||||||
6483 5 | E | 2+ | ||||||
6493.1 4 | H | 8+ | 0.18 ps 4 | 1620.8 3 2167.6 3 | 68 14 100 10 | [E2] E2 | 4872.2 4325.5 | 6+ 6+ |
6531 10 | B E | 3- | ||||||
6564 8 | E | |||||||
6634 10 | E | (0+) | ||||||
6714 8 | B E | 2+ | ||||||
6744 15 | E | |||||||
6772 8 | E | (2+) | ||||||
6882 5 | E | 1- | ||||||
6927 15 | E | 0+ | ||||||
6958.0 4 | H | 12+ | 45.9 s 6 % ε = 100 % IT = 0.021 5 | 465.0 3 597.1 3 | 75 25 100 33 | E4 E4 | 6493.1 6360.7 | 8+ 8+ |
7013 5 | E | 3- | ||||||
7124 10 | B E | (4+) | ||||||
7261 15 | B E | (6+) | ||||||
7289 8 | B E | |||||||
7338 10 | B E | |||||||
7381.9 4 | H | (10+) | 888.5 3 1021.4 3 | 88 6 100 19 | (E2) [E2] | 6493.1 6360.7 | 8+ 8+ | |
7463 8 | B E | 2+ | ||||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
7510 15 | E | |||||||
7611 10 | B E | 6+ | ||||||
7636 15 | B E | 4+ | ||||||
7787 10 | B E | |||||||
7817 15 | B E | |||||||
7935 10 | E | 2+ | ||||||
8037 12 | B E | 0+ | ||||||
8067 8 | E | |||||||
8097 10 | E | |||||||
8122 15 | E | |||||||
8146 10 | E | 3- | ||||||
8184 10 | E | |||||||
8207 8 | E | (3-) | ||||||
8240 10 | E | |||||||
8327 10 | E | (3-) | ||||||
8354 5 | B E | 2+ | ||||||
8401 8 | E | 2+ | ||||||
8425 15 | E | |||||||
8461 10 | E | |||||||
8511 8 | E | 4+ | ||||||
8535 5 | E | 4+ | ||||||
8561 5 | B E | 0+ | ||||||
8618 8 | E | |||||||
8661 15 | E | (4+) | ||||||
8677 10 | E | |||||||
8727 15 | E | |||||||
8748 10 | E | 4+ | ||||||
8770 10 | E | (3-) | ||||||
8832 10 | E | |||||||
8872 10 | E | |||||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
8900 8 | E | (2+) | ||||||
8936 10 | E | |||||||
8962 10 | E | (6+) | ||||||
8985 10 | B E | |||||||
9044 15 | B E | |||||||
9059 15 | E | |||||||
9130 50 | B | |||||||
9213 8 | B E | |||||||
9279 8 | B E | 4+ | ||||||
9311 8 | E | |||||||
9338 10 | E | |||||||
9357 15 | E | |||||||
9458 10 | B E | |||||||
9497 8 | B E | |||||||
9770 50 | B | |||||||
10006 5 | B E | (2+) | ||||||
10049 10 | E | |||||||
10332 5 | B E | 0+ | ||||||
10810 50 | B | |||||||
10990 20 | B | 0+ | ||||||
11440 50 | B | |||||||
11640 50 | B | |||||||
11780 30 | B | 2+ |
E(level): Levels connected by gammas are from least squares fit, others from 54Fe(p,t), except where seen only in (3He,n).
Jπ(level): From L value in 54Fe(p,t), with S=0 neutron pair transfer assumed, except as noted.
T1/2(level): DSAM, from 28Si(28Si,2p2nγ), except as noted.
M(γ): From values of R(ado) in 28Si(28Si,2p2nγ) and using RULER to rule out mults, except as noted.
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - GS band | |||||||
0.0 | 0+ | 8.275 h 8 % ε = 100 | |||||
849.45 10 | 2+ | 7.8 ps 10 | 849.43 10 | 100 | [E2] | 0.0 | 0+ |
2384.55 17 | 4+ | 0.22 ps 5 | 1535.27 15 | 100 | E2 | 849.45 | 2+ |
4325.5 3 | 6+ | 0.17 ps 5 | 1941.0 3 | 100 | (E2) | 2384.55 | 4+ |
6360.7 4 | 8+ | 0.15 ps 5 | 2035.3 3 | 100 | E2 | 4325.5 | 6+ |
7381.9 4 | (10+) | 888.5 3 1021.4 3 | 88 6 100 19 | (E2) [E2] | 6493.1 6360.7 | 8+ 8+ | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - 4+ band (2004Ur02) | |||||||
3585.0 3 | 4+ | 0.28 ps +21-7 | |||||
4872.2 3 | 6+ | 0.21 ps 8 | 1286.7 3 2488.0 3 | 23 5 100 7 | [E2] E2 | 3585.0 2384.55 | 4+ 4+ |
6493.1 4 | 8+ | 0.18 ps 4 | 1620.8 3 2167.6 3 | 68 14 100 10 | [E2] E2 | 4872.2 4325.5 | 6+ 6+ |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
849.45 | 2+ | 7.8 ps 10 | 849.43 10 | [E2] | B(E2)(W.u.)=14.2 19 | |
2384.55 | 4+ | 0.22 ps 5 | 1535.27 15 | E2 | B(E2)(W.u.)=26 6 | |
2758.8 | 2+ | 0.14 ps +9-5 | 1910 2 | [E2] | B(E2)(W.u.)=3.3 +17-25 | |
2+ | 0.14 ps +9-5 | 2760 1 | [E2] | B(E2)(W.u.)=1.7 +7-11 | ||
3585.0 | 4+ | 0.28 ps +21-7 | 2735.0 3 | [E2] | B(E2)(W.u.)=1.1 +3-9 | |
4325.5 | 6+ | 0.17 ps 5 | 1941.0 3 | (E2) | B(E2)(W.u.)=10 3 | |
4872.2 | 6+ | 0.21 ps 8 | 1286.7 3 | [E2] | B(E2)(W.u.)=12 6 | |
6+ | 0.21 ps 8 | 2488.0 3 | E2 | B(E2)(W.u.)=2.0 8 | ||
5136.9 | 5- | 740.6 3 | (E2) | 0.00043 | α=0.00043, α(K)=0.00038 1 | |
6360.7 | 8+ | 0.15 ps 5 | 2035.3 3 | E2 | B(E2)(W.u.)=9 4 | |
6493.1 | 8+ | 0.18 ps 4 | 1620.8 3 | [E2] | B(E2)(W.u.)=10 4 | |
8+ | 0.18 ps 4 | 2167.6 3 | E2 | B(E2)(W.u.)=3.4 9 | ||
6958.0 | 12+ | 45.9 s 6 % ε = 100 % IT = 0.021 5 | 465.0 3 | E4 | 0.0167 | B(E4)(W.u.)=0.0033 16, α=0.0167, α(K)=0.0146 5, α(L)=0.00157 5 |
12+ | 45.9 s 6 % ε = 100 % IT = 0.021 5 | 597.1 3 | E4 | 0.0057 | B(E4)(W.u.)=0.00046 22, α=0.0057, α(K)=0.00497 15, α(L)=0.00052 2 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 0+ | 8.275 h 8 % ε = 100 | E(level): GS band. |
849.45 | 2+ | 7.8 ps 10 | B(E2)=0.082 10 (2004Yu07) XREF: B(840). E(level): GS band. |
2384.55 | 4+ | 0.22 ps 5 | XREF: B(2360). E(level): GS band. |
2758.8 | 2+ | 0.14 ps +9-5 | XREF: B(2750)E(2762). |
3585.0 | 4+ | 0.28 ps +21-7 | XREF: B(3590)E(3583). E(level): 4+ band (2004Ur02). T1/2(level): DSAM, from 50Cr(3He,nγ). |
4145.6 | 0+ | XREF: B(4160)E(4142). | |
4325.5 | 6+ | 0.17 ps 5 | E(level): GS band. |
4396.3 | 3- | XREF: E(4400). | |
4456 | 2+ | XREF: B(4430). | |
4850.6 | (5-,6+) | 0.5 ps +23-2 | XREF: E(4869). T1/2(level): DSAM, from 50Cr(3He,nγ). |
4872.2 | 6+ | 0.21 ps 8 | E(level): 4+ band (2004Ur02). |
5363 | 0+ | XREF: B(5360). | |
5654.5 | 6+ | T=1 IAS (52Mn g.s.). E(level): IAS (52Mn g.s.). | |
5829 | 2+ | XREF: B(5820). | |
6034 | 2+ | T=1 IAS (52Mn 378 keV)? see 54Fe(p,t). E(level): IAS (52Mn 378 keV)? see 54Fe(p,t). | |
6044 | 2+ | T=1 IAS (52Mn 378 keV)? see 54Fe(p,t). E(level): IAS (52Mn 378 keV)? see 54Fe(p,t). | |
6360.7 | 8+ | 0.15 ps 5 | E(level): GS band. |
6416 | 4+ | T=1 IAS (52Mn 732 keV)? see 54Fe(p,t). E(level): IAS (52Mn 732 keV)? see 54Fe(p,t). | |
6493.1 | 8+ | 0.18 ps 4 | E(level): 4+ band (2004Ur02). |
6531 | 3- | XREF: B(6520). | |
6714 | 2+ | XREF: B(6700). | |
7124 | (4+) | XREF: B(7120). | |
7381.9 | (10+) | E(level): GS band. | |
7463 | 2+ | XREF: B(7470). | |
8037 | 0+ | T=1 IAS (52Mn 2474 keV) in 50Cr(3He,n). E(level): IAS (52Mn 2474 keV) in 50Cr(3He,n). | |
E(level) | Jπ(level) | T1/2(level) | Comments |
8354 | 2+ | IAS (52Mn 2796 keV) in 50Cr(3He,n) and 54Fe(p,t). E(level): IAS (52Mn 2796 keV) in 50Cr(3He,n) and 54Fe(p,t). | |
8561 | 0+ | T=2 α doublet with energy splitting of 4 keV in (p,t). E(level): α doublet with energy splitting of 4 keV in (p,t). | |
8748 | 4+ | t=(1). | |
10006 | (2+) | IAS (52Mn 4390 keV) in 54Fe(p,t) and 50Cr(3He,n). E(level): IAS (52Mn 4390 keV) in 54Fe(p,t) and 50Cr(3He,n). | |
10332 | 0+ | XREF: B(10310). | |
10990 | 0+ | T=2 IAS (52Cr 2647 keV, 52Mn 5491 keV) in 50Cr(3He,n). E(level): IAS (52Cr 2647 keV, 52Mn 5491 keV) in 50Cr(3He,n). | |
11780 | 2+ | T=2 IAS (52Cr 3162 keV) in 50Cr(3He,n). E(level): IAS (52Cr 3162 keV) in 50Cr(3He,n). |
E(level) | E(gamma) | Comments |
849.45 | 849.43 | E(γ): From 52Co ε decay. |
2384.55 | 1535.27 | E(γ): From 52Co ε decay. |
3585.0 | 2735.0 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). |
4325.5 | 1941.0 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). M(γ): From values of R(ado) in 28Si(28Si,2p2nγ) and ΔJπ from adopted levels. |
4396.3 | 3546.3 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). M(γ): From values of R(ado) in 28Si(28Si,2p2nγ) and ΔJπ from adopted levels. |
4872.2 | 1286.7 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). | 2488.0 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). |
5136.9 | 740.6 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). M(γ): From values of R(ado) in 28Si(28Si,2p2nγ) and ΔJπ from adopted levels. | 1553 | E(γ): Uncertainty assigned to transition by evaluators.. From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). | 2753.0 | E(γ): From 28Si(28Si,2p2nγ). I(γ): Intensity of transition has been corrected for the angular distribution by 1998Ur05, as specified in literature.. From 28Si(28Si,2p2nγ). |
5654.5 | 1328.95 | E(γ): From 52Co ε decay. |
6360.7 | 2035.3 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). |
6493.1 | 1620.8 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). | 2167.6 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). |
6958.0 | 465.0 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). M(γ): From experimental E4 systematics for f7/2-shell nuclei see 28Si(28Si,2p2nγ) (2005Ga20). | 597.1 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). M(γ): From experimental E4 systematics for f7/2-shell nuclei see 28Si(28Si,2p2nγ) (2005Ga20). |
7381.9 | 888.5 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). | 1021.4 | E(γ): From 28Si(28Si,2p2nγ). I(γ): From 28Si(28Si,2p2nγ). |
Levels: Ispin and analog state assignments taken from 54Fe(p,t) and 50Cr(3He,n). Analogs identified in both reactions are given.
Q-value: ΔQ(β-)=200