Table of Isotopes decay data

WWW Table of Radioactive Isotopes

83	Se
34	Se	49

Half life:

22.3 m 3

Jp:

9/2+

S_n (keV):

5818 3

S_p (keV):

1.231E4 20

Prod. mode:

Fission product
Fast neutron activation
Thermal neutron activation

ENSDF citation:

NDS 66,281 (1992)

Literature cut-off date:

1-Nov-1991

Author(s):

E. Browne

References since cut-off:

⁸³Se decay from 1991-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)	References
b^-	100	3669 5	74Kr27 73Fe08

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
b^-	83SE B- DECAY (22.3 M)
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ⁸³Se (22.3 m 3)
Eg (keV)	Ig (%)	Decay mode

190 1	0.22 11	b^-
208.30 9	1.94 12	b^-
224.8 4	32.7 13	b^-
296.06 21	0.29 7	b^-
322.0 6	0.20 4	b^-
329.5 3	0.60 8	b^-
340.16 18	0.45 5	b^-
356.687 30	70	b^-
371.61 10	0.60 4	b^-
389.20 10	0.64 4	b^-
415.2 5	1.62 11	b^-
433.0 10	0.16 4	b^-
442.42 7	<0.6	b^-
442.5 6	~0.8	b^-
451.63 19	0.91 8	b^-
457.41 10	3.46 15	b^-
472.70 20	0.15 4	b^-
485.7 1	<2.3	b^-
485.72 10	2.36 12	b^-
510.17 12	43 3	b^-
553.20 21	3.36 21	b^-
571.94 8	4.3 3	b^-
581.6 2	0.35 7	b^-
593.41 10	0.73 4	b^-
609.41 19	2.88 14	b^-
621.63 19	0.57 9	b^-
636.0 10	0.42 21	b^-
664.80 10	3.29 21	b^-
670.9 8	0.34 6	b^-
679.40 10	1.03 7	b^-
706.2 3	0.36 9	b^-
712.11 10	3.1 3	b^-
718.10 15	15.0 17	b^-
735.12 11	0.76 7	b^-
799.07 8	14.8 15	b^-
812 1	0.38 4	b^-
836.52 9	13 3	b^-
866.85 23	8.2 8	b^-
883.61 10	7.21 21	b^-
887.81 10	4.3 6	b^-
928.0 10	0.22 8	b^-
933.73 19	0.71 4	b^-
943.3 3	<0.9	b^-
943.4 3	0.87 4	b^-
966 2	0.27 8	b^-
987.96 8	0.66 6	b^-
993 2	0.32 22	b^-
995.93 19	1.31 8	b^-
1030.86 24	0.22 8	b^-
1036.5 3	<0.21	b^-
1036.5 3	0.38 8	b^-
1042.35 23	1.19 11	b^-
1064.11 10	5.5 5	b^-
1064.6 2	0.38 8	b^-
1082.3 3	2.65 9	b^-
1093.0 10	0.27 8	b^-
1110.3 3	0.42 7	b^-
1191.75 14	4.14 15	b^-
1206.88 19	0.91 7	b^-
1208.0 10	<0.8	b^-
1225.95 19	1.30 6	b^-
1239. 1	0.22 4	b^-
1245.2 3	0.68 4	b^-
1259.4 3	0.91 5	b^-
1293.8 3	1.7 4	b^-
1299.15 19	5.3 6	b^-
1305.9 4	0.62 6	b^-
1317.05 21	3.99 21	b^-
1341.29 17	5.4 4	b^-
1352.59 17	4.62 21	b^-
1384.0 10	0.38 10	b^-
1420.6 3	1.13 5	b^-
1436 1	0.90 6	b^-
1447.4 3	0.48 5	b^-
1456. 2	0.30 8	b^-
1475.2 3	0.76 6	b^-
1508 2	0.51 6	b^-
1532 2	0.22 4	b^-
1554.81 20	2.53 12	b^-
1645 2	0.45 8	b^-
1664.6 6	0.56 7	b^-
1685 2	0.45 6	b^-
1700.0 20	0.22 6	b^-
1715.9 3	0.63 21	b^-
1717 2	0.66 6	b^-
1779.96 19	2.09 17	b^-
1827.12 19	1.33 8	b^-
1847.7 4	0.91 21	b^-
1854.5 3	1.68 21	b^-
1871.3 3	1.57 8	b^-
1894.88 21	7.8 3	b^-
1973.3 4	0.64 5	b^-
2046 1	0.97 11	b^-
2072.7 8	0.31 5	b^-
2085.3 4	0.59 6	b^-
2167.3 4	0.35 7	b^-
2290.3 3	9.3 4	b^-
2337.5 3	3.43 21	b^-
2421 1	0.42 6	b^-

X-rays from ⁸³Se (22.3 m 3)
E (keV)	I (%)	Assignment

1.293	0.00039 10	Br L_l
1.339	2.3E-04 6	Br L_h
1.480	0.00078 18	Br L_a2
1.481	0.0070 17	Br L_a1
1.523	3.4E-05 8	Br L_b6
1.526	0.0041 11	Br L_b1
1.593	1.9E-04 6	Br L_b4
1.600	0.00028 9	Br L_b3
1.777	1.3E-05 4	Br L_g2
1.777	5.1E-05 17	Br L_g3
11.692	7.3E-07 9	Br K_a3
11.878	0.110 14	Br K_a2
11.924	0.21 3	Br K_a1
13.284	0.0150 19	Br K_b3
13.292	0.029 4	Br K_b1
13.404	8.3E-05 11	Br K_b5
13.469	0.0029 4	Br K_b2
13.474	8.6E-05 11	Br K_b4

Betas from ⁸³Se (22.3 m 3)
Eb endpoint (keV)	Ib (%)	Decay mode

532.2	2.52 17	b^-
722.72	10.9 7	b^-
891.4	0.87 9	b^-
931.09	12.4 7	b^-
975.15	25.7 9	b^-
1022.29	32 3	b^-
1271.37	0.82 12	b^-
1534.75	0.81 12	b^-
1610.49	0.5	b^-
1858.86	4	b^-
1864.87	3.0 3	b^-
2230.33	0.5	b^-
2248.15	1.4 6	b^-
2577.11	5.4 25	b^-
2802.22	3	b^-
2869.9	2.0 16	b^-
3312.32	3 3	b^-

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