ADOPTED LEVELS for 19Na
Authors: J.H. Kelley, G.C. Sheu | Citation: ENSDF | Cutoff date: 29-July-2015
Full ENSDF file | Adopted Levels (PDF version)
| Q(β-)=-1.890×104 keV 5 | S(n)= 2.018×104 keV 11 | S(p)= -322 keV 11 | Q(α)= -6.31×103 keV 6 | ||
| Reference: 2012WA38 |
| References: | |||
| A | p(18Ne,p):Resonances | B | 9Be(20Mg,19Na) |
| C | 24Mg(p,6He) | D | 24Mg(3He,8Li) |
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) |
| 0 | BCD | (5/2+) | < 40 keV % p ≈ 100 |
| 120 10 | D | (3/2+) | % p ≈ 100 |
| 745 12 | A | 1/2+ | 101 keV 3 % p ≈ 100 |
| 2459 32 | A | (5/2,3/2)+ | 105 keV 10 % p ≈ 100 |
| 2769 61 | A | (3/2,5/2+) | 250 keV 50 % p ≈ 100 |
| 4371 10 | A | 3/2- | 30 keV 10 % p ≈ 100 |
| 4903 10 | A | 3/2- | 50 keV 10 % p ≈ 100 |
| 5585 32 | A | 695 keV 72 % p ≈ 100 | |
| 5809 76 | A | 0.46 MeV 22 % p ≈ 100 | |
| 5815 17 | A | 141 keV 18 % p ≈ 100 |
Additional Level Data and Comments:
| E(level) | Jπ(level) | T1/2(level) | Comments |
| 0 | (5/2+) | < 40 keV % p ≈ 100 | (2010Mu12) state that Γ<40 keV reflects the experimental resolution of the detector system. The actual Γ is expected to be <1 eV. E(level): (2010Mu12) state that Γ<40 keV reflects the experimental resolution of the detector system. The actual Γ is expected to be <1 eV. |
| 120 | (3/2+) | % p ≈ 100 | Decays to 18Neg.s.. |
| 745 | 1/2+ | 101 keV 3 % p ≈ 100 | Eres(cm)=1066 keV 3 (2003An02). E(level): Eres(cm)=1066 keV 3 (2003An02). |
| 2459 | (5/2,3/2)+ | 105 keV 10 % p ≈ 100 | Decays mainly to 18Ne*(1887). E(level): From (2008Pe02). Jπ(level): From (2008Pe02). T1/2(level): From (2008Pe02). |
| 2769 | (3/2,5/2+) | 250 keV 50 % p ≈ 100 | Decays mainly to 18Ne*(1887). E(level): From (2008Pe02). Jπ(level): From (2008Pe02). T1/2(level): From (2008Pe02). |
| 4371 | 3/2- | 30 keV 10 % p ≈ 100 | Decays to 18Neg.s.. E(level): From (2005De15). Jπ(level): From (2005De15). T1/2(level): From (2005De15). |
| 4903 | 3/2- | 50 keV 10 % p ≈ 100 | Decays to 18Neg.s.. E(level): From (2005De15). Jπ(level): From (2005De15). T1/2(level): From (2005De15). |
| 5585 | 695 keV 72 % p ≈ 100 | Sequential decay via 18Ne*(4520,4523) to 17Fg.s. is suggested. E(level): From (2005De15). T1/2(level): From (2005De15). | |
| 5809 | 0.46 MeV 22 % p ≈ 100 | Sequential decay via 18Ne*(4589) to 17F*(495) is suggested. E(level): Sequential decay via 18Ne*(4589) to 17F*(495) is suggested. From (2005De15). T1/2(level): From (2005De15). | |
| 5815 | 141 keV 18 % p ≈ 100 | Sequential decay via 18Ne*(5106,5153) to 17Fg.s. is suggested. E(level): From (2005De15). T1/2(level): From (2005De15). |
For discussion on energy shifts and the Isobaric Multiplet Mass Equation (IMME) for the α=19 Tz=3/2 isobars see (Cerney, Ann Rev Nucl Sci 18 (1968) 27, 1969Ce01, 1969Mu09, 1975Be38, 1988Co15, 2013Ho01, 2014Yu02).
For other general theoretical predictions see (1975Ca27, 1977Sh13, 1978Gu10, 1987Po01, 2003Jh01, 2004Ge02, 2005Ma98, 2008Qi04, 2010Pe15).