ADOPTED LEVELS for 21B
Authors: J.H. Kelley, G.C. Sheu | Citation: ENSDF | Cutoff date: 01-Jan-2019
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=3.274×104 keV 72 | S(n)= -9.1×102 keV 55 | ||||
Reference: 2017WA10,2018LE18 |
References: | |||
A | 9Be(40Ar,X) | B | 12C(22C,19B2N) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) |
0 | B | (3/2-) | < 600 keV % 2n ≈ 100 |
Predictions on the mass of 21B are given in (2006Ko02, 2012Yu07, 2017Wa10). Notably, (2017Wa10) had predicted ΔM=77.33 MeV 90.