Information about Krypton-87:


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

Mass-Energy Data:

Atomic Mass:	86.913354	±	0.000001	amu
Excess Mass (Δ):	-80.709984	±	0.001338	MeV
Binding Energy:	754.750345	±	0.001343	MeV
β^- Decay Energy:	3.885061	±	0.002739	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: 5/2+
Half life: 76.3 min ( 4578 sec., λ = 0.000151408 s^-1)
Mode of decay:
β^-
to
87
37
Rb
(Q = 3.887 MeV)
Possible parent nuclides:
β^- from
87
35
Br

β^- +
1
0
n from
88
35
Br

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	76.3 m	5/2+	-1.018(5)		[129Xe 236]	N/OP	ARPr 19 (87)
			-1.023(2) d		[83Kr]	CFBLS	NP A586 219 (95)
				-0.30(3)		CFBLS	NP A586 219 (95)

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