Information about Arsenic-73:


Wikipedia	Neutron Cross Sections	X-Ray Transitions	X-Ray Attenuation

Mass-Energy Data:

Atomic Mass:	72.923825	±	0.000004	amu
Excess Mass (Δ):	-70.956276	±	0.003860	MeV
Binding Energy:	634.345179	±	0.003861	MeV
β^- Decay Energy:	-2.740000	±	0.010000	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: 3/2-
Half life: 80.30 days ( 6.93792×10⁺⁰⁶ sec., λ = 9.99071×10^-08 s^-1)
Mode of decay:
E.C.
to
73
32
Ge
(Q = 0.341 MeV)
Possible parent nuclides:
E.C. from
73
34
Se

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
66	5.0 ns	5/2-	+1.63(10)			TDPAC	PL 6 290 (63)
				0.356(12)	[75As]	TDPAC	ZP A343 279 (92)
428	5.6 ms	9/2+	+5.234(14)			SOPAD	PRL 25 102 (70)

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