Information about Thulium-168:


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

Mass-Energy Data:

Atomic Mass:	167.934170	±	0.000004	amu
Excess Mass (Δ):	-61.319891	±	0.003271	MeV
Binding Energy:	1363.319738	±	0.003280	MeV
β^- Decay Energy:	0.257009	±	0.003884	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+
Half life: 93.1 days ( 8.04384×10⁺⁰⁶ sec., λ = 8.61712×10^-08 s^-1)
Mode of decay:
E.C.
to
168
68
Er
(Q = 1.679 MeV) Branch ratio: 99.99 %
Mode of decay:
β^-
to
168
70
Yb
(Q = 0.257 MeV) Branch ratio: 0.01 %

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	85 d	3+	+0.227(11)		[169Tm]	LRIMS	NP A477 37 (88)
				+3.23(7) st	[170Tm]	LRIMS	NP A477 37 (88)

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