Table of Isotopes decay data

WWW Table of Radioactive Isotopes

258	Md
101	Md	157

Half life:

51.5 d 3

Jp:

(8-)

S_n (keV):

5379 5

S_p (keV):

4190 7

ENSDF citation:

NDS 57,610 (1989)

Literature cut-off date:

1-Dec-1988

Author(s):

M.R. Schmorak

Update:

Unknown, J. Tuli

References since cut-off:

²⁵⁸Md decay from 1998-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)	References
a	100	7271.3 19	70Fi12
SF	<0.003
b^-	<0.003	2.1E2 sy
e	<0.003	1.26E3 sy

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
a	258MD A DECAY (51.5 D)
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ²⁵⁸Md (51.5 d 3)
Eg (keV)	Ig (%)	Decay mode

56.7 2	0.54 13*	a
71.1 1	8.0 5*	a
80.1 2	2.43 23*	a
86.9 2	0.56 15*	a
91.0 3	0.30 18*	a
171.1 2	1.1 4*	a
189.1 2	1.0 4*	a
205.7 2	1.2 4*	a
214.7 2	1.2 5*	a
276.8 1	20.2 19*	a
296.7 2	5.4 9*	a
298.1 3	1.9 6*	a
367.8 1	100 7*	a
376.8 4	1.7 7*	a
389.1 2	4.0 9*	a
447.9 1	37 4*	a
* Relative intensity

Alphas from ²⁵⁸Md (51.5 d 3)
Ea (keV)	Ia (%)

6697	3.4 14
6718 2	65.8 13
6763 4	20.8 12
6788	9.9 10

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