element

Information about Mercury-197:


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

Mass-Energy Data:

Atomic Mass:	196.967195	±	0.000005	amu
Excess Mass (Δ):	-30.557346	±	0.004302	MeV
Binding Energy:	1558.019667	±	0.004310	MeV
β^- Decay Energy:	-2.180503	±	0.032216	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: 1/2-
Half life: 64.14 h ( 230904 sec., λ = 3.00188×10^-06 s^-1)
Mode of decay:
E.C.
to
197
79
Au
(Q = 0.600 MeV)
Meta state at 0.298 Mev
Spin: 13/2+ 64.14
Half life: 23.8 h ( 85680 sec., λ = 8.08995×10^-06 s^-1)
Mode of decay: γ (IT) (Q = 0.299 MeV) Branch ratio: 91.40 %
Mode of decay:
E.C.
to
197
79
Au
(Q = 0.899 MeV) Branch ratio: 8.60 %
Possible parent nuclides:
E.C. from
197
81
Tl

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	64.1 h	1/2-	+0.5273744(9) d		[199Hg]	NMR/OP	PR C7 2065 (73)
134	8.1 ns	5/2-	+0.855(15)		[199Hg 158]	TDPAC	ZP A283 337 (77)
				-0.081(6)	[199Hg 158]	"TDPAC, PPDAC"	NP A337 261 (77)/HFI 9 105 (81)
				0.080(10)	[197Hg 299]	"TDPAD, NO, R"	NP A337 261 (77)
299	23.8 h	13/2+	-1.027684(3) d		[199Hg]	NMR/OP	PR C7 2065 (73)
				+1.24(14) st	[201Hg]	b-NMR/OP	ZP A325 247 (86)

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