Table of Isotopes decay data

WWW Table of Radioactive Isotopes

257	Db
105	Db	152

Half life:

1.3 s +5-3

S_n (keV):

8.3E3 sy

S_p (keV):

1.07E3 sy

ENSDF citation:

NDS 59,605 (1990)

Literature cut-off date:

30-Apr-1989

Author(s):

M.R. Schmorak

References since cut-off:

²⁵⁷Db decay from 1989-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)
a	82 11	9312 sy
SF	17 11
e	1	4.5E3 sy

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
a	257DB A DECAY
	Tables:
	ENSDF data:
	Java applets:

Alphas from ²⁵⁷Db (1.3 s +5-3)
Ea (keV)	Ia (%)

8970 20	40 18
9071 20	30 15
9160 20	30 15

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