7
5
B
element 		Information about Boron-7:

(no NIST x-ray data)(no NIST attenuation data)
WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation
    Mass-Energy Data:

    Atomic Mass:7.029917±0.000076amu
    Excess Mass (Δ):27.867864±0.070712MeV
    Binding Energy:24.719628±0.070712MeV
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra, Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
Radioactive Decay Data:

  • Spin: (3/2-)
  • Half life: 1.4 MeV (3.3e-07 fs) ( 0 sec., λ = inf s-1)
  • Mode of decay:
    1
    1
    p+ emission to
    6
    4
    Be
       (Q = 2.200 MeV)
  • Mode of decay: 2p+ to
    5
    3
    Li
  • Mode of decay: 3p+ to
    4
    2
    He
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)