ADOPTED LEVELS for 122La
Author: T. Tamura | Citation: Nucl. Data Sheets 108, 455 (2007) | Cutoff date: 30-Sep-2006
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-6.7×103 keV SY | S(n)= 1.03×104 keV SY | S(p)= 1.1×103 keV SY | Q(α)= 1.4×103 keV SY | ||
Reference: 2012WA38 |
E(level) (keV) | T1/2(level) |
0.0 | 8.6 s 5 % ε = 100 % εp = ? |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
β-delayed proton precursor.
Assignment: 92Mo(36Ar,αpn) E(36Ar)=205 MeV, on-line ms and 122La(β+p); Ba K| x ray observation (1984Ni03)
1984Ni03 measured (p)(K| x ray)-coin, E(p)=2.0-4.6 MeV; T1/2(122La)=8.7 s 7, proton-branching ratio was not given (1984Ni03)
Other: 1988WiZN: 92Mo(36Ar,3p3n) E(36Ar)=188 MeV, dual telescope counters; measured (p)(K| x ray)-coin
Q-value: Note: Current evaluation has used the following Q record -6710 SY10210 SY1090 SY1440 syst 2003Au03
Q-value: ΔQβ=500 keV, ΔS(n)=590 keV, ΔS(p)=330 keV,ΔQ(α)=300 keV from atomic mass systematics (2003Au03)