ADOPTED LEVELS, GAMMAS for 55V
Author: Balraj Singh | Citation: ENSDF | Cutoff date: 30-Apr-2022
Author: Huo Junde | Citation: Nucl. Data Sheets 109, 787 (2008) | Cutoff date: 30-Apr-2007
Full ENSDF file | Adopted Levels (PDF version)
| Q(β-)=5985 keV 2 | S(n)= 7298 keV 29 | S(p)= 10670 keV 30 | Q(α)= -8300 keV 27 | ||
| Reference: 2021WA16 |
| References: | |||
| A | 55Ti β- decay (1.3 S) | B | 9Be(48Ca,pnγ) |
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
| 0.0 | AB | (7/2-) | 6.54 s 15 % β- = 100 | |||||
| 323.3 4 | AB | (5/2-) | 323.3 4 | 100 | D | 0.0 | (7/2-) | |
| 672.1 2 | AB | (3/2-) | 348.2 6 672.1 2 | 6.8 23 100 9 | (Q) | 323.3 0.0 | (5/2-) (7/2-) | |
| 1330.1 5 | A | 1330.1 5 | 100 | 0.0 | (7/2-) | |||
| 1433.10 10 | B | (11/2-) | 1433.1 1 | 100 | Q | 0.0 | (7/2-) | |
| 1500.4 5 | A | 828.1 5 | 100 | 672.1 | (3/2-) | |||
| 1569.9 6 | B | (3/2-) | 1246.6 5 | 100 | D | 323.3 | (5/2-) | |
| 1570.0 3 | B | (9/2-) | 1569.7 4 | 100 | D | 0.0 | (7/2-) | |
| 1620.8 4 | B | (9/2-) | 1620.8 8 | 100 | D | 0.0 | (7/2-) | |
| 1942.8 4 | B | (11/2-) | 322.0 3 1943.2 7 | 78 26 100 19 | Q | 1620.8 0.0 | (9/2-) (7/2-) | |
| 2152.5 5 | A | 651.6 7 1480.0 8 1830.0 8 | 83 17 100 17 83 17 | 1500.4 672.1 323.3 | (3/2-) (5/2-) | |||
| 2176.40 25 | B | (11/2-) | 233.8 5 606.3 2 742.9 4 2175.5 10 | 4.7 19 64 8 100 12 76 22 | D (Q) | 1942.8 1570.0 1433.10 0.0 | (11/2-) (9/2-) (11/2-) (7/2-) | |
| 2508.11 14 | B | (15/2-) | 1075.0 1 | 100 | Q | 1433.10 | (11/2-) | |
| 2630.2 3 | B | (13/2-) | 453.8 1 | 100 | D | 2176.40 | (11/2-) | |
| 2642.7 4 | B | (11/2-,13/2-) | 699.9 3 | 100 | D | 1942.8 | (11/2-) | |
| 2916.4 4 | B | (13/2-) | 273.7 1 285.1 5 739.9 7 1486.4 9 | 100 12 20 12 100 48 48 28 | D | 2642.7 2630.2 2176.40 1433.10 | (11/2-,13/2-) (13/2-) (11/2-) (11/2-) | |
| 3165.51 17 | B | (15/2-) | 248.2 12 534 4 657.4 1 | 2.5 13 2.1 13 100 4 | D | 2916.4 2630.2 2508.11 | (13/2-) (13/2-) (15/2-) | |
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
| 3479.2 6 | B | (15/2-) | 848.1 11 2046.2 13 | 14 9 100 15 | (Q) | 2630.2 1433.10 | (13/2-) (11/2-) | |
| 3826.9 6 | B | (15/2-) | 1318.3 13 | 100 | 2508.11 | (15/2-) | ||
| 4364.6 5 | B | (17/2+) | 1199.0 5 2190.4 22 | 100 7 4.1 25 | D [E3] | 3165.51 2176.40 | (15/2-) (11/2-) | |
| 4421.8 5 | B | (17/2-) | 594.8 5 1505.0 7 1791.7 11 | 100 24 100 24 33 24 | D (Q) | 3826.9 2916.4 2630.2 | (15/2-) (13/2-) (13/2-) | |
| 4695.5 9 | B | (19/2-) | 2187.4 10 | 100 | Q | 2508.11 | (15/2-) | |
| 4750.2 4 | B | (19/2+) | 1270.6 7 1584.7 5 1835.4 12 2121 3 | 41 15 100 10 6.2 37 6.2 37 | [M2] (Q) [E3] [E3] | 3479.2 3165.51 2916.4 2630.2 | (15/2-) (15/2-) (13/2-) (13/2-) | |
| 4855.7 4 | B | (19/2-) | 433.9 5 1376.9 12 1690.2 9 | 34 13 66 23 100 9 | Q | 4421.8 3479.2 3165.51 | (17/2-) (15/2-) (15/2-) | |
| 5039.1 10 | B | (19/2-) | 343.6 4 1560 3 2531.0 24 | 25 12 47 20 100 33 | 4695.5 3479.2 2508.11 | (19/2-) (15/2-) (15/2-) | ||
| 5170.8 4 | B | (21/2+) | 315.1 1 420.6 1 748.5 10 | 46 6 88 9 100 15 | (D) D Q | 4855.7 4750.2 4421.8 | (19/2-) (19/2+) (17/2-) | |
| 5350.2 6 | B | (19/2,21/2+) | 985.6 3 | 100 | (D,Q) | 4364.6 | (17/2+) | |
| 5695.8 4 | B | (23/2+) | 345.7 10 525.0 1 657 4 | 63 12 100 10 13 6 | D D | 5350.2 5170.8 5039.1 | (19/2,21/2+) (21/2+) (19/2-) | |
| 6620.7 5 | B | (23/2+) | 1449.8 3 | 100 | D | 5170.8 | (21/2+) | |
| 7012.7 5 | B | (25/2+) | 392.0 1 1316.9 4 | 39 4 100 12 | D (D) | 6620.7 5695.8 | (23/2+) (23/2+) | |
| 7466.8 10 | B | (27/2+) | 454.1 10 1771.0 15 | 4 4 100 48 | (Q) | 7012.7 5695.8 | (25/2+) (23/2+) | |
E(level): From least-squares fit to Eγ data
Jπ(level): From multipolarities determined from γ(θ) data, and shell-model predictions in 9Be(48Ca,pnγ), unless otherwise stated.
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 1 - Yrast sequence | |||||||
| 0.0 | (7/2-) | 6.54 s 15 % β- = 100 | |||||
| 1433.10 10 | (11/2-) | 1433.1 1 | 100 | Q | 0.0 | (7/2-) | |
| 2508.11 14 | (15/2-) | 1075.0 1 | 100 | Q | 1433.10 | (11/2-) | |
| 3165.51 17 | (15/2-) | 248.2 12 534 4 657.4 1 | 2.5 13 2.1 13 100 4 | D | 2916.4 2630.2 2508.11 | (13/2-) (13/2-) (15/2-) | |
| 4750.2 4 | (19/2+) | 1270.6 7 1584.7 5 1835.4 12 2121 3 | 41 15 100 10 6.2 37 6.2 37 | [M2] (Q) [E3] [E3] | 3479.2 3165.51 2916.4 2630.2 | (15/2-) (15/2-) (13/2-) (13/2-) | |
| 5170.8 4 | (21/2+) | 315.1 1 420.6 1 748.5 10 | 46 6 88 9 100 15 | (D) D Q | 4855.7 4750.2 4421.8 | (19/2-) (19/2+) (17/2-) | |
| 5695.8 4 | (23/2+) | 345.7 10 525.0 1 657 4 | 63 12 100 10 13 6 | D D | 5350.2 5170.8 5039.1 | (19/2,21/2+) (21/2+) (19/2-) | |
| 7012.7 5 | (25/2+) | 392.0 1 1316.9 4 | 39 4 100 12 | D (D) | 6620.7 5695.8 | (23/2+) (23/2+) | |
Additional Level Data and Comments:
| E(level) | Jπ(level) | T1/2(level) | Comments |
| E(level) | E(gamma) | Comments |
| 323.3 | 323.3 | E(γ): weighted average of 323.4 4 in 55Ti β- decay and 323.1 5 in 9Be(48Ca,pnγ) |
| 672.1 | 348.2 | E(γ): weighted average of 349.3 6 in 55Ti β- decay and 347.9 3 in 9Be(48Ca,pnγ) I(γ): from 55Ti β- decay. Other: 12 9 in 9Be(48Ca,pnγ) | 672.1 | E(γ): weighted average of 672.5 4 in 55Ti β- decay and 672.0 2 in 9Be(48Ca,pnγ) |
| 1330.1 | 1330.1 | E(γ): From 55Ti β- decay I(γ): From 55Ti β- decay |
| 1500.4 | 828.1 | E(γ): From 55Ti β- decay I(γ): From 55Ti β- decay |
| 2152.5 | 651.6 | E(γ): From 55Ti β- decay I(γ): From 55Ti β- decay | 1480.0 | E(γ): From 55Ti β- decay I(γ): From 55Ti β- decay | 1830.0 | E(γ): From 55Ti β- decay I(γ): From 55Ti β- decay |
| 2176.40 | 742.9 | M(γ): ΔJ=0 transition |
| 2642.7 | 699.9 | M(γ): ΔJ=1 or 0 |
| 2916.4 | 273.7 | M(γ): ΔJ=1 or 0 | 1486.4 | E(γ): poor fit. Level-energy difference=1483.3 |
| 3165.51 | 657.4 | M(γ): ΔJ=0 transition |
| 4750.2 | 1584.7 | M(γ): (M2) from ΔJπ |
| 5170.8 | 748.5 | M(γ): (M2) from ΔJπ |
| 5350.2 | 985.6 | M(γ): γ(θ) suggests ΔJ=1, dipole, ΔJ=2, quadrupole also possible from ΔJπ assigned by 2011De20 |
1977Na17: 55V produced and identified in 48Ca(9Be,np),E=20 MeV reaction at the BNL MP6 tandem Van de Graaff generator. Measured half-life of the decay of 55V, Eγ, Iγ, γγ-coin, βγ-coin using Ge(Li) detectors.
Mass measurements: 2018Re11
Theoretical calculations: two primary references for structure retrieved from the NSR database at www.nndc.bnl.gov/nsr/. These are listed in this dataset under ’document’ records.
Q-value: S(2n)=13416 27, S(2p)=24930 30 (2021Wa16).