Table of Isotopes decay data

WWW Table of Radioactive Isotopes

90	Kr
36	Kr	54

Half life:

32.32 s 9

Jp:

0+

S_n (keV):

6310 55

S_p (keV):

13682 63

Prod. mode:

Fission product

ENSDF citation:

NDS 82, 379 (1997)

Literature cut-off date:

1-May-1997

Author(s):

E. Browne

References since cut-off:

⁹⁰Kr decay from 1997-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)	References
b^-	100	4392 17	79Du04

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
b^-	90KR B- DECAY
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ⁹⁰Kr (32.32 s 9)
Eg (keV)	Ig (%)	Decay mode

106.05 3	0.45 3	b^-
106.92 15	0.043 12	b^-
120.92 3	3.51 23	b^-
121.82 3	35.5 12	b^-
180.66 15	0.039 19	b^-
220.82 14	0.039 19	b^-
227.76 8	0.125 12	b^-
234.44 3	2.65 12	b^-
242.19 3	9.9 3	b^-
249.32 3	1.36 12	b^-
305.10 18	0.055 12	b^-
309.07 9	0.136 12	b^-
356.00 20	0.11 4	b^-
386.48 9	0.129 12	b^-
392.6 4	0.023 12	b^-
396.54 21	0.051 12	b^-
419.12 5	0.320 12	b^-
429.93 14	0.15 3	b^-
433.47 5	1.31 4	b^-
433.9 3	0.10 3	b^-
465.28 19	0.070 12	b^-
470.34 8	0.238 16	b^-
476.10 11	0.133 12	b^-
492.63 5	1.21 3	b^-
498.59 12	0.152 12	b^-
508.0 3	0.062 19	b^-
539.49 4	30.8 7	b^-
554.37 5	5.07 12	b^-
565.19 8	0.207 16	b^-
569.20 5	0.604 19	b^-
577.1 3	0.055 16	b^-
585.86 20	0.051 8	b^-
614.38 9	0.211 16	b^-
619.08 5	1.08 3	b^-
621.3 9	0.04 3	b^-
626.49 8	0.285 19	b^-
658.1 5	0.031 12	b^-
661.23 5	0.332 12	b^-
677.69 7	0.382 19	b^-
690.72 7	0.398 16	b^-
705.47 12	0.125 12	b^-
731.33 4	1.49 4	b^-
739.0 10	0.023 8	b^-
745.8 4	0.062 19	b^-
925.49 9	0.222 16	b^-
941.86 5	1.34 4	b^-
947.6 4	0.058 19	b^-
967.33 11	0.214 19	b^-
980.29 11	0.187 16	b^-
1031.2 3	0.062 16	b^-
1039.11 8	0.417 19	b^-
1103.92 7	0.343 19	b^-
1118.69 5	39.0 9	b^-
1165.56 6	0.83 3	b^-
1240.34 11	0.351 23	b^-
1293.7 4	0.058 16	b^-
1303.4 3	0.094 16	b^-
1309.68 10	0.277 16	b^-
1341.31 22	0.156 19	b^-
1386.62 15	0.195 19	b^-
1423.77 6	2.94 7	b^-
1460.6 5	0.066 19	b^-
1466.26 15	0.246 19	b^-
1530.50 20	0.039 19	b^-
1537.85 5	9.67 19	b^-
1552.18 6	2.20 6	b^-
1620.22 22	0.152 16	b^-
1658.18 6	1.33 4	b^-
1692.6 5	0.078 19	b^-
1695.2 19	0.013 7	b^-
1751.0 3	0.058 12	b^-
1780.04 6	6.71 16	b^-
1819.1 3	0.074 12	b^-
1885.42 15	0.226 16	b^-
1899.61 16	0.191 16	b^-
1980.99 15	0.172 12	b^-
2006.00 14	0.117 19	b^-
2127.52 7	1.38 5	b^-
2149.51 10	0.277 12	b^-
2160.9 6	0.032 9	b^-
2191.5 3	0.113 12	b^-
2205.6 6	0.039 12	b^-
2352.7 4	0.090 16	b^-
2417.33 23	0.191 16	b^-
2421.5 8	0.051 16	b^-
2432.78 21	0.152 16	b^-
2468.56 11	0.47 4	b^-
2479.4 7	0.039 19	b^-
2497.6 15	0.016 8	b^-
2726.68 11	0.87 4	b^-
2770.9 4	0.058 12	b^-
2855.4 3	0.32 6	b^-
2865.73 21	0.187 16	b^-
2948.8 5	0.039 19	b^-
3010.3 8	0.031 10	b^-
3205.1 6	0.035 9	b^-
3217.1 21	0.011 9	b^-
3256.2 12	0.021 9	b^-
3269.0 4	0.066 12	b^-
3344.3 3	0.113 16	b^-
3465.1 9	0.035 12	b^-
3855.3 4	0.121 12	b^-
4166.5 10	0.031 12	b^-

X-rays from ⁹⁰Kr (32.32 s 9)
E (keV)	I (%)	Assignment

1.482	0.0029 6	Rb L_l
1.542	0.0016 4	Rb L_h
1.693	0.0062 13	Rb L_a2
1.694	0.056 12	Rb L_a1
1.752	0.032 8	Rb L_b1
1.775	0.00030 6	Rb L_b6
1.818	0.0015 5	Rb L_b4
1.827	0.0022 7	Rb L_b3
2.050	1.6E-04 5	Rb L_g2
2.051	0.00041 13	Rb L_g3
13.135	7.1E-06 5	Rb K_a3
13.336	0.77 5	Rb K_a2
13.395	1.49 10	Rb K_a1
14.952	0.109 7	Rb K_b3
14.961	0.211 14	Rb K_b1
15.089	0.00073 5	Rb K_b5
15.185	0.0331 21	Rb K_b2
15.200	0.00105 8	Rb K_b4

Betas from ⁹⁰Kr (32.32 s 9)
Eb endpoint (keV)	Ib (%)	Decay mode

510.7	0.148 22	b^-
513.4	0.069 16	b^-
688.02	0.17 4	b^-
766.8	0.105 25	b^-
916.4	0.036 15	b^-
1153.32	0.19 3	b^-
1298.26	0.69 7	b^-
1308.93	2.07 19	b^-
1958.41	0.30 4	b^-
2120.66	0.10 3	b^-
2264.42	2.29 19	b^-
2490.37	0.35 4	b^-
2611.99	65 6	b^-
2703.83	0.18 4	b^-
2929.03	0.029	b^-
2991.4	0.082 19	b^-
3458.92	0.58 6	b^-
3553.8	0.15 6	b^-
3651.13	0.34 7	b^-
3679.54	0.20 3	b^-
3715.9	0.10 5	b^-
3777.58	0.20 7	b^-
4035.77	0.29	b^-
4164.17	0.2	b^-
4270.21	1.5	b^-
4392	29 4	b^-

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