26-Fe-57 basic
n-XS summary
XS graphs

26-iron-57

Atomic Mass: 56.9353987 +- 0.0000015 amu
Excess Mass: -60175.708 +- 1.357 keV
Binding Energy: 499899.919 +- 1.359 keV
Beta Decay Energy: B- -836.042 +- 0.424 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: 2.119%
Spin: 1/2-
Stable Isotope
Possible parent nuclides:
Beta from Mn-57
Electron capture from Co-57

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)	T_1/2	Spin	m(nm)	Q(b)	Ref. Std.	Method	Reference
0	stable	1/2-	+0.09044(7)			ENDOR	PR 139 A991 (65)
			+0.09062300(9)		[2H]	N	ZNat 29a 1763 (74)
			+0.0907638(1)		[2H]	N	ZNat 29a 1763 (74)
14	98 ns	3/2-	-0.1549(2)		[57Fe]	ME	PR 140 A875 (65)/PR 128 2207 (62)
				0.14(2)		R	BRASP 56 (7) 201 (92)
				+0.082(8) st		"ME, R"	PRL 46 1611 (81)
				+0.209(5)		"ME, R"	JPCR 1093 (76)
136	8.80 ns	5/2-	+0.935(10)			TDPAD	PS 20 163 (79)
367	6.9 ps	3/2-	<0.6			IMPAC	NP A137 658 (69)

N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published. 2000 Courtesy of T. Burrows at BNL/NNDC.