15-P-31
 basic
 n-XS summary
 XS graphs

 element
15-phosphorus-31

  • Atomic Mass: 30.9737615 +- 0.0000002 amu
  • Excess Mass: -24440.991 +- 0.183 keV
  • Binding Energy: 262916.697 +- 0.188 keV
  • Beta Decay Energy: B- -5396.059 +- 1.514 keV
"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.
  • Atomic Percent Abundance: 100%
  • Spin: 1/2+
  • Stable Isotope

  • Possible parent nuclides:
    Beta from Si-31
    Electron capture from S-31
    EC + P from Cl-32
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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
0stable1/2+ +1.13160(3) [23Na]NORNL 1775 (54)
12700.52 ps3/2+ +0.30(8) IMPACNP A379 22 (82)
22300.25 ps5/2+ +2.8(5) IMPACNP A379 22 (82)
014.28 d1+ -0.2524(3) ENDORPR 107 1462 (57)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.