95-Am-243
 basic
 n-XS summary
 XS graphs

 element
95-americium-243

  • Atomic Mass: 243.0613727 +- 0.0000023 amu
  • Excess Mass: 57168.280 +- 2.178 keV
  • Binding Energy: 1829839.589 +- 2.203 keV
  • Beta Decay Energy: B- -8.908 +- 1.434 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.
  • Spin: 5/2-
  • Half life: 7370 years
  • Mode of decay: Alpha to Np-239
    • Decay energy: 5.438 MeV
  • Mode of decay: SF
    • Branch ratio: 3.7E-9 %

  • Possible parent nuclides:
    Beta from Pu-243
    Electron capture from Cm-243
    Alpha from Bk-247
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
07370 y5/2- m/m(241Am) = 0.951(7) [241Am]ABLSJRNC 143 93 (90)
+1.50(1) ABLSJRNC 143 93 (90)
+1.61(4) [241Am]OPR 144 994 (66)/PR 102 1108 (56)
Q/Q(241Am) = 0.909(2) [241Am]ABLSCf89Tash 131 (89)
+2.86(3) ABLSJRNC 143 93 (90)
+4.2(13) [241Am]OPR 102 1108 (56)
842.3 ns5/2+ +2.9(2) [243Am]MEPL 115A 71 (86)
4.1(12) [243Am]MEPC73 Meeker (73)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.