ADOPTED LEVELS, GAMMAS for 30Na
Authors: M. S. Basunia, A. Chakraborty | Citation: Nucl. Data Sheets 197, 1 (2024) | Cutoff date: 31-May-2024
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=17356 keV 5 | S(n)= 2277 keV 9 | S(p)= 1.721×104 keV 15 | Q(α)= -1.262×104 keV 11 | ||
Reference: 2021WA16 |
References: | |||
A | 30Ne β- decay | B | 1H(30Na,30Na’γ), |
C | Coulomb Excitation | D | BE(31Na,30NaG) |
E | BE(31Mg,30NaG) | F | BE(32Mg,xγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0 | ABCDEF | 2+ | 45.4 ms 11 % β- = 100 % β-n = 30 5 % β-2n = 1.27 25 % β-α = 5.5×10-5 2 | |||||
150.62 20 | A CDEF | 1+ | ≈ 347 ps | 150.6 2 | 100 | [M1+E2] | 0 | 2+ |
337.9 14 | DEF | 187 2 338 2 | | 150.62 0 | 1+ 2+ | |||
360 13 | B | 360 13 | 100 | 0 | 2+ | |||
424.0 18 | BCDEF | (3+) | 424 2 | 100 | 0 | 2+ | ||
509.9 24 | DEF | 172 2 | | 337.9 | ||||
516.1 5 | A DEF | (2+) | 365.5 5 | 100 | 150.62 | 1+ | ||
758 4 | DEF | 248 2 | | 509.9 | ||||
925.0 21 | CDEF | (4+) | 501 2 925 3 | 67 7 100 7 | 424.0 0 | (3+) 2+ | ||
926.0 6 | A F | 1+ | 410.0 5 775 1 | 100 16 22 8 | 516.1 150.62 | (2+) 1+ | ||
1032.0 16 | DEF | 516 2 694 3 1032 3 | | 516.1 337.9 0 | (2+) 2+ | |||
1263.1 22 | DEF | 747 3 1263 3 | | 516.1 0 | (2+) 2+ | |||
1527 5 | D F | 769 3 | | 758 | ||||
2113.6 6 | A | 1+ | 1597 1 1963 1 2114 1 | 100 20 100 20 80 20 | 516.1 150.62 0 | (2+) 1+ 2+ |
E(level): From a least-squares fit to the γ-ray energies.
Jπ(level): Based on 30Ne β- decay feeding from 0+ g.s., except otherwise noted.
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - Kπ=(2+), 2p2h, g.s. band. | |||||||
0 | 2+ | 45.4 ms 11 % β- = 100 % β-n = 30 5 % β-2n = 1.27 25 % β-α = 5.5×10-5 2 | |||||
424.0 18 | (3+) | 424 2 | 100 | 0 | 2+ | ||
925.0 21 | (4+) | 501 2 925 3 | 67 7 100 7 | 424.0 0 | (3+) 2+ | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - Kπ=(1+), 2p2h band. | |||||||
150.62 20 | 1+ | ≈ 347 ps | |||||
516.1 5 | (2+) | 365.5 5 | 100 | 150.62 | 1+ | ||
1032.0 16 | 516 2 694 3 1032 3 | | 516.1 337.9 0 | (2+) 2+ | |||
1263.1 22 | 747 3 1263 3 | | 516.1 0 | (2+) 2+ | |||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - 1p1h/3p3h, π=- band | |||||||
337.9 14 | |||||||
509.9 24 | 172 2 | | 337.9 | ||||
758 4 | 248 2 | | 509.9 | ||||
1527 5 | 769 3 | | 758 |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Additional Data |
150.62 | 1+ | ≈ 347 ps | 150.6 2 | [M1+E2] | B(M1)(W.u.)=0.019 +15-6 (<a href= "http://www.nndc.bnl.gov/nsr/nsrlink.jsp?if pure M1 ">if pure M1</a>) |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0 | 2+ | 45.4 ms 11 % β- = 100 % β-n = 30 5 % β-2n = 1.27 25 % β-α = 5.5×10-5 2 | μ=+2.069 2, Q=+0.15 4 E(level): From (31Mg,30Naγ). Kπ=(2+), 2p2h, g.s. band. |
150.62 | 1+ | ≈ 347 ps | E(level): From (30Na,30Na’γ). Kπ=(1+), 2p2h band. |
337.9 | E(level): From (31Na,30Naγ). 1p1h/3p3h, π=- band. | ||
424.0 | (3+) | E(level): From (31Mg,30Naγ). Kπ=(2+), 2p2h, g.s. band. | |
509.9 | E(level): From (31Na,30Naγ). 1p1h/3p3h, π=- band. | ||
516.1 | (2+) | E(level): From (30Na,30Na’γ). Kπ=(1+), 2p2h band. | |
758 | E(level): From (31Na,30Naγ). 1p1h/3p3h, π=- band. | ||
925.0 | (4+) | E(level): From (31Mg,30Naγ). Kπ=(2+), 2p2h, g.s. band. Jπ(level): Tentative assignment in 2015Pe09 based on band structure. | |
1032.0 | E(level): From (30Na,30Na’γ). Kπ=(1+), 2p2h band. | ||
1263.1 | E(level): From (30Na,30Na’γ). Kπ=(1+), 2p2h band. | ||
1527 | E(level): From (31Na,30Naγ). 1p1h/3p3h, π=- band. |
E(level) | E(gamma) | Comments |
337.9 | 187 | E(γ): From (31Mg,30Naγ) | 338 | E(γ): From (31Mg,30Naγ) |
360 | 360 | E(γ): From (30Na,30Na’γ) |
424.0 | 424 | E(γ): Other: 403 keV 18 in (30Na,30Na’γ) (2006El03).. From (31Mg,30Naγ) |
509.9 | 172 | E(γ): From (31Mg,30Naγ) |
758 | 248 | E(γ): From (31Mg,30Naγ) |
925.0 | 501 | E(γ): From (31Mg,30Naγ). From (31Mg,30Naγ) I(γ): From (31Mg,30Naγ) | 925 | E(γ): From (31Mg,30Naγ). From (31Mg,30Naγ) I(γ): From (31Mg,30Naγ) |
1032.0 | 516 | E(γ): From (31Mg,30Naγ) | 694 | E(γ): From (31Mg,30Naγ) | 1032 | E(γ): From (31Mg,30Naγ) |
1263.1 | 747 | E(γ): From (31Mg,30Naγ) | 1263 | E(γ): From (31Mg,30Naγ) |
1527 | 769 | E(γ): From (31Na,30Naγ) |
2021Bh12: Inferred indirectly 29Na(n,γ) reaction cross sections through Coulomb dissociation of 30Na at incident projectile energy of 430 MeV/nucleon on a 208Pb target using the FRS-LAND setup at GSI.
Nuclear effective root-mean-square (rms) radius measurement: 3.10 fm 3 and 3.13 fm 4, restricting size and diffuseness parameters, respectively (1998Su07,1997Su04).
2007No13: Production cross sections |J0.1 mb measured in fragmentation of 9Be(40Ar,X), E=90α MeV.
2012Zh06: Production cross sections |J0.016 mb and |J0.018 mb were measured in fragmentation of 9Be(40Ar,X) and 181Ta(40Ar,X), E=57 MeV/nucleon, respectively.
In 2006Kh08, 46.97 and 41.00 MeV/α beams of 30Na impinged on a Si target, measured σ=2363 mb 28 and σ=2402 mb 29, respectively, for the Si(30Na,x) reaction and a reduced strong absorption radius of <r02>=1.222 fm2 10 is deduced and used to study the isospin dependence.
Mass measurement: 2006Ga04, 2002To12, 2001Lu17.
Q-value: S(2n)=6680 11, S(2p)=3.951×104 12, Q(β-n)=11016 5 (2021Wa16)