Information about Cesium-130:


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Mass-Energy Data:

Atomic Mass:	129.906706	±	0.000009	amu
Excess Mass (Δ):	-86.902636	±	0.008480	MeV
Binding Energy:	1093.145164	±	0.008482	MeV
β^- Decay Energy:	0.368578	±	0.010678	MeV

"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: 1+
Half life: 29.21 min ( 1752.6 sec., λ = 0.000395497 s^-1)
Mode of decay:
E.C.
to
130
54
Xe
(Q = 2.983 MeV) Branch ratio: 98.40 %
Mode of decay:
β^-
to
130
56
Ba
(Q = 0.373 MeV) Branch ratio: 1.60 %
Meta state at 0.163 Mev
Spin: 5- 29.21
Half life: 3.46 min ( 207.6 sec., λ = 0.00333886 s^-1)
Mode of decay: γ (IT) (Q = 0.163 MeV) Branch ratio: 99.84 %
Mode of decay:
E.C.
to
130
54
Xe
(Q = 3.146 MeV) Branch ratio: 0.16 %

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	29.9 m	1+	+1.460(7)		[133Cs]	ABLS	NP A468 1 (87)
			+1.466(15)		[133Cs]	AB	NP A292 144 (77)
				-0.059(6) st		ABLS	NP A468 1 (87)
0+x	3.7 m	5(-)	+0.629(4)		[133Cs]	ABLS	NP A468 1 (87)
			+0.631(10)		[133Cs]	AB	NP A292 144 (77)
				+1.45(5) st		ABLS	NP A468 1 (87)

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