ADOPTED LEVELS, GAMMAS for 131Sn
Authors: Yu. Khazov, I. Mitropolsky, A. Rodionov | Citation: Nucl. Data Sheets 107, 2715 (2006) | Cutoff date: 17-Jul-2006
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=4710 keV 6 | S(n)= 5211 keV 7 | S(p)= 1.468×104 keV 4 | Q(α)= -11207 keV 15 | ||
Reference: 2012WA38 |
References: | |||
A | 131In β- decay (0.28 S) | B | 131In β- decay (0.35 S) |
C | 131In β- decay (0.32 S) | D | 132In β-n decay |
E | 248Cm SF decay |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | (3/2+) | 56.0 s 5 % β- = 100 | |||||
0.0+X | A C E | (11/2-) | 58.4 s 5 % IT = ? % β- ≈ 100 | |||||
331.73 10 | B | (1/2+) | 331.72 10 | 100 | [M1,E2] | 0.0 | (3/2+) | |
1654.53 8 | AB | (5/2+) | 1654.55 10 | 100 | 0.0 | (3/2+) | ||
2434.13 7 | A | (7/2+) | 779.64 10 2434.08 7 | 1.9 3 100 | [M1] | 1654.53 0.0 | (5/2+) (3/2+) | |
3909.6 6 | A | (1/2,3/2) | 3577.8 6 | 100 | 331.73 | (1/2+) | ||
3989.93 19 | A | (7/2+) | 1555.6 5 3989.9 2 | 3.7 9 100 | 2434.13 0.0 | (7/2+) (3/2+) | ||
4102.01+X 18 | E | (15/2-) | 4102 | 100 | 0.0+X | (11/2-) | ||
4220.1+X 8 | E | (13/2+) | 4220 | 100 | 0.0+X | (11/2-) | ||
4247.1+X 8 | E | (15/2+) | 4247 | 100 | 0.0+X | (11/2-) | ||
4262.2 7 | A | 4262.1 7 | 100 | 0.0 | (3/2+) | |||
4273.22+X 18 | C E | (17/2+) | < 0.2 ns | 171.1 3 4273.20 20 | 1.5 4 100 | 4102.01+X 0.0+X | (15/2-) (11/2-) | |
4352.7 7 | A | 4352.6 7 | 100 | 0.0 | (3/2+) | |||
4404.8 4 | A | 2750.0 5 4404.9 4 | 64 20 100 | 1654.53 0.0 | (5/2+) (3/2+) | |||
4423.1+X 6 | E | (15/2+) | 150 203 321 4423 | 64 100 64 64 | [M2] | 4273.22+X 4220.1+X 4102.01+X 0.0+X | (17/2+) (13/2+) (15/2-) (11/2-) | |
4429.6 5 | B | (1/2,3/2) | 4097.6 10 4429.6 5 | 67 30 100 | 331.73 0.0 | (1/2+) (3/2+) | ||
4446.41+X 18 | C E | (19/2-) | < 0.2 ns | 173.185 23 344.40 3 4446.0 5 | 100 15 2 8 2 | (E1) [E4] | 4273.22+X 4102.01+X 0.0+X | (17/2+) (15/2-) (11/2-) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
4487.08 20 | A | (7/2+) | 4487.00 20 | 100 | 0.0 | (3/2+) | ||
4510.6+X 8 | E | (17/2-) | 63? 238 408 | 32 100 | 4446.41+X 4273.22+X 4102.01+X | (19/2-) (17/2+) (15/2-) | ||
4557.85+X 21 | C E | (19/2+) | < 2 ns | 284.67 10 | 100 | (M1,E2) | 4273.22+X | (17/2+) |
4575.8 5 | B | 1/2,3/2 | 4242.5 12 4576.0 5 | 40 20 100 | 331.73 0.0 | (1/2+) (3/2+) | ||
4576.1+X 6 | E | (17/2+) | 303 329 474 4576 | 50 100 50 50 | [E3] | 4273.22+X 4247.1+X 4102.01+X 0.0+X | (17/2+) (15/2+) (15/2-) (11/2-) | |
4604.91+X 21 | C E | (23/2-) | 300 ns 20 | 158.50 10 | 100 | E2 | 4446.41+X | (19/2-) |
4705.6+X 4 ? | C | 259.2 3 | 100 | 4446.41+X | (19/2-) | |||
4743.4+X 11 | E | (21/2-) | 297 | 100 | 4446.41+X | (19/2-) | ||
4768.6+X 13 ? | E | 258 | 100 | 4510.6+X | (17/2-) | |||
4770.7 5 ? | A | 4770.6 5 ? | 100 | 0.0 | (3/2+) | |||
4989.9+X 11 | E | (21/2+) | 432 | 100 | 4557.85+X | (19/2+) | ||
5111.9 7 | A | 2677.7 7 | 100 2 | 2434.13 | (7/2+) | |||
5215.7 5 | A | 5215.6 5 | 100 4 | 0.0 | (3/2+) | |||
6653.61+X 24 | C | (19/2+,21/2+) | 2095.9 2 2380.2 2 | 100 20 66 17 | 4557.85+X 4273.22+X | (19/2+) (17/2+) |
Jπ(level): Above the g.s. and the isomer state as proposed by 1984Fo19, 1984Fo03 and 2001Bh04, based on shell model considerations and partly on β- decay systematics (2004Fo06)
T1/2(level): From γγ(t) 131In 0.32 s 21/2- β- decay, except as noted
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - ν(f7/2h11/2-1) multiplet (2001Bh04) | |||||||
4102.01+X 18 | (15/2-) | ||||||
4446.41+X 18 | (19/2-) | < 0.2 ns | |||||
4510.6+X 8 | (17/2-) | 63? 238 408 | 32 100 | 4446.41+X 4273.22+X 4102.01+X | (19/2-) (17/2+) (15/2-) | ||
4604.91+X 21 | (23/2-) | 300 ns 20 | 158.50 10 | 100 | E2 | 4446.41+X | (19/2-) |
4743.4+X 11 | (21/2-) | 297 | 100 | 4446.41+X | (19/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - ν(f7/2h11/2-1d3/2-1) multiplet (2001Bh04) | |||||||
4423.1+X 6 | (15/2+) | ||||||
4557.85+X 21 | (19/2+) | < 2 ns | |||||
4576.1+X 6 | (17/2+) | 303 329 474 4576 | 50 100 50 50 | [E3] | 4273.22+X 4247.1+X 4102.01+X 0.0+X | (17/2+) (15/2+) (15/2-) (11/2-) | |
4989.9+X 11 | (21/2+) | 432 | 100 | 4557.85+X | (19/2+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - νh11/2-1~#(3- octupole) multiplet (2001Bh04) | |||||||
4220.1+X 8 | (13/2+) | ||||||
4247.1+X 8 | (15/2+) | ||||||
4273.22+X 18 | (17/2+) | < 0.2 ns | 171.1 3 4273.20 20 | 1.5 4 100 | 4102.01+X 0.0+X | (15/2-) (11/2-) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
331.73 | (1/2+) | 331.72 10 | [M1,E2] | 0.0239 | α=0.0239 18 | |
2434.13 | (7/2+) | 779.64 10 | [M1] | 0.00276 | B(M1)(W.u.)≈0.002 (<a href= "http://www.nndc.bnl.gov/nsr/nsrlink.jsp?1984Fo03 ">1984Fo03</a>), α=0.00276 | |
4423.1+X | (15/2+) | 4423 | [M2] | 1.13×10-3 | α=1.13×10-3 | |
4446.41+X | (19/2-) | < 0.2 ns | 173.185 23 | (E1) | 0.0384 | B(E1)(W.u.)>0.00020, α=0.0384 |
(19/2-) | < 0.2 ns | 4446.0 5 | [E4] | 1.67×10-4 | B(E4)(W.u.)>68, α=1.67E-4 | |
4557.85+X | (19/2+) | < 2 ns | 284.67 10 | (M1,E2) | 0.037 | α=0.037 5 |
4576.1+X | (17/2+) | 4576 | [E3] | 1.18×10-3 | α=1.18×10-3 | |
4604.91+X | (23/2-) | 300 ns 20 | 158.50 10 | E2 | 0.313 | B(E2)(W.u.)=0.363 25, α=0.313 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | (3/2+) | 56.0 s 5 % β- = 100 | μ=+0.747 4 (2004Le13,2005Le34), Q=-0.04 8 (2004Le13) Mean square charge radius: Δ<r2>(131Sn-120Sn)=+0.52 fm2 7; charge radius r=4.708 fm 7 (2005Le34). Jπ(level): From systematics of d3/2 and h11/2 hole states in odd-A Sn nuclides near α=132. Hyperfine interactions measurements and experimental multipole moments (2002Le30,2004Le13) are consistent with 3/2+and 11/2- assignments. T1/2(level): From 1986StZZ; γ(t). Discrepancy in T1/2 from 798γ(t) between 1977Sc14 and 1981Hu09 is unresolved. Others (isomers unresolved): 65 s 6 (1974Fo06), 51.5 s 4 and 58.1 s 6 (1974Gr29), and 62.9 s 25 (1972Iz01). See 1978Iz03, 1976Au03, and 1974Gr29 for additional references. |
0.0+X | (11/2-) | 58.4 s 5 % IT = ? % β- ≈ 100 | μ=-1.276 5 (2004Le13,2005Le34), Q=+0.02 20 (2004Le13,2005Le34) Mean square charge radius: Δ<r2>(131Sn-120Sn)=+0.55 fm2 7; charge radius r=4.711 fm 7 (2005Le34). Jπ(level): From systematics of d3/2 and h11/2 hole states in odd-A Sn nuclides near α=132. Hyperfine interactions measurements and experimental multipole moments (2002Le30,2004Le13) are consistent with 3/2+and 11/2- assignments. T1/2(level): From 1986StZZ; γ(t). Discrepancy in T1/2 from 798γ(t) between 1977Sc14 and 1981Hu09 is unresolved. Others (isomers unresolved): 65 s 6 (1974Fo06), 51.5 s 4 and 58.1 s 6 (1974Gr29), and 62.9 s 25 (1972Iz01). See 1978Iz03, 1976Au03, and 1974Gr29 for additional references. |
4102.01+X | (15/2-) | E(level): ν(f7/2h11/2-1) multiplet (2001Bh04). | |
4220.1+X | (13/2+) | E(level): νh11/2-1~#(3- octupole) multiplet (2001Bh04). | |
4247.1+X | (15/2+) | E(level): νh11/2-1~#(3- octupole) multiplet (2001Bh04). | |
4273.22+X | (17/2+) | < 0.2 ns | E(level): νh11/2-1~#(3- octupole) multiplet (2001Bh04). |
4423.1+X | (15/2+) | E(level): From 131In 21/2- 0.32 s β- decay. ν(f7/2h11/2-1d3/2-1) multiplet (2001Bh04). | |
4446.41+X | (19/2-) | < 0.2 ns | E(level): ν(f7/2h11/2-1) multiplet (2001Bh04). |
4510.6+X | (17/2-) | E(level): ν(f7/2h11/2-1) multiplet (2001Bh04). | |
4557.85+X | (19/2+) | < 2 ns | E(level): From 131In 21/2- 0.32 s β- decay. ν(f7/2h11/2-1d3/2-1) multiplet (2001Bh04). |
4576.1+X | (17/2+) | E(level): From 131In 21/2- 0.32 s β- decay. ν(f7/2h11/2-1d3/2-1) multiplet (2001Bh04). | |
4604.91+X | (23/2-) | 300 ns 20 | E(level): ν(f7/2h11/2-1) multiplet (2001Bh04). |
4743.4+X | (21/2-) | E(level): ν(f7/2h11/2-1) multiplet (2001Bh04). | |
4989.9+X | (21/2+) | E(level): From 131In 21/2- 0.32 s β- decay. ν(f7/2h11/2-1d3/2-1) multiplet (2001Bh04). |
E(level) | E(gamma) | Comments |
3989.93 | 3989.9 | E(γ): From 131In 21/2- 0.32 s β- decay |
4262.2 | 4262.1 | E(γ): May belong to the decay of 0.35 s 1/2- 131In isomer |
4273.22+X | 4273.20 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay |
4352.7 | 4352.6 | E(γ): May belong to the decay of 0.35 s 1/2- 131In isomer |
4446.41+X | 173.185 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay | 344.40 | E(γ): From 248Cm SF decay only | 4446.0 | E(γ): From 248Cm SF decay only |
4487.08 | 4487.00 | E(γ): May belong to the decay of 0.35 s 1/2- 131In isomer |
4557.85+X | 284.67 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay |
4604.91+X | 158.50 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay |
4770.7 | 4770.6 | E(γ): May belong to the decay of 0.35 s 1/2- 131In isomer |
5215.7 | 5215.6 | E(γ): May belong to the decay of 0.35 s 1/2- 131In isomer |
6653.61+X | 2095.9 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay | 2380.2 | E(γ): From 131In 21/2- 0.32 s β- decay I(γ): From 131In 21/2- 0.32 s β- decay |
Charge radii and moments measurements: 2002Le30, 2004Le13, 2005Le34
Mass measurements: 2002BoZX, 2005Si34
Q-value: Note: Current evaluation has used the following Q record 4674 11 5247 24 14710 40-11220 80 2003Au03
Q-value: Q(β-)=4698 11 (2004Fo06)