Table of Isotopes decay data

WWW Table of Radioactive Isotopes

144	Cs
55	Cs	89

Half life:

1.01 s 1

Jp:

1

S_n (keV):

3696 31

S_p (keV):

9.96E3 sy

Prod. mode:

Fission product

ENSDF citation:

NDS 56,607 (1989)

Literature cut-off date:

1-Nov-1988

Author(s):

J.K. Tuli

References since cut-off:

¹⁴⁴Cs decay from 1988-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)	References
b^-	100	8464 27	80Sc16
b^-n	3.17 19

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
b^-	144CS B- DECAY
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ¹⁴⁴Cs (1.01 s 1)
Eg (keV)	Ig (%)	Decay mode

199.326 5	100.0 13*	b^-
210.9 7	*	b^-
261.0 3	0.70 13*	b^-
308.23 9	3.10 14*	b^-
330.93 5	8.9 2*	b^-
348.06 11	4.0 3*	b^-
401.4 3	*	b^-
477.21 11	1.10 13*	b^-
508.76 11	*	b^-
532.9 8	*	b^-
556.4 3	1.00 21*	b^-
559.57 5	20.2 5*	b^-
639.00 5	21.2 4*	b^-
690.96 2	5*	b^-
758.96 5	20.6 6*	b^-
785.1 5	0.40 9*	b^-
820.71 7	5.3 6*	b^-
897.1 4	0.60 12*	b^-
990.5 4	*	b^-
1009.73 13	2.10 24*	b^-
1025.73 11	2.8 3*	b^-
1068.7 9	*	b^-
1078.63 20	2.2 3*	b^-
1089.08 15	3.4 4*	b^-
1105.3 4	1.4 3*	b^-
1116.4 1	3.5 4*	b^-
1116.9 3	*	b^-
1122.1 6	*	b^-
1155.0 6	*	b^-
1185.4 11	*	b^-
1196.6 3	*	b^-
1205.4 6	*	b^-
1238.67 18	*	b^-
1245 1	*	b^-
1276.3 4	*	b^-
1319.95 12	*	b^-
1333.9 6	0.20 6*	b^-
1351.0 3	*	b^-
1355.3 6	0.20 6*	b^-
1374.1 2	3.3 4*	b^-
1390.6 6	*	b^-
1444.5 5	*	b^-
1453.46 24	2.4 4*	b^-
1475.5 7	*	b^-
1535.86 23	*	b^-
1569.37 15	*	b^-
1587.1 5	*	b^-
1616.7 6	0.60 25*	b^-
1627.7 7	*	b^-
1639.2 5	*	b^-
1649.07 17	2.2 3*	b^-
1664.98 16	2.8 3*	b^-
1682.10 22	1.50 20*	b^-
1694.1 5	*	b^-
1730.8 3	*	b^-
1832.2 3	*	b^-
1849.8 3	*	b^-
1864.24 24	1.20 12*	b^-
1881.9 7	*	b^-
1940.7 3	*	b^-
1957.3 6	*	b^-
1971.8 7	*	b^-
2013.34 22	3.90 17*	b^-
2055.9 4	*	b^-
2118.6 3	*	b^-
2128.5 8	*	b^-
2141.5 5	*	b^-
2176.0 3	3.9 5*	b^-
2211.1 4	*	b^-
2262.9 6	*	b^-
2267.7 6	*	b^-
2297.1 7	*	b^-
2312.9 5	*	b^-
* Relative intensity

Betas from ¹⁴⁴Cs (1.01 s 1)
Eb endpoint (keV)	Ib (%)	Decay mode

3460	3.2	b^-

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