Table of Isotopes decay data

WWW Table of Radioactive Isotopes

233	Th
90	Th	143

Half life:

22.3 m 1

Jp:

1/2+

S_n (keV):

4786.35 25

S_p (keV):

7.70E3 10

Prod. mode:

Thermal neutron activation

ENSDF citation:

NDS 59,263 (1990)

Literature cut-off date:

1-Dec-1988

Author(s):

Y.A. Akovali

References since cut-off:

²³³Th decay from 1988-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)
b^-	100	1245.1 14

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
b^-	233TH B- DECAY
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ²³³Th (22.3 m 1)
Eg (keV)	Ig (%)	Decay mode

6.68 5	0.016	b^-
8.22 5		b^-
17.40 5		b^-
29.374 20	2.5	b^-
45.00 10		b^-
46.53 6		b^-
57.10 2	0.054	b^-
63.92 6	0.0008 3	b^-
70.49 10	0.0008 4	b^-
74.54 10	0.052	b^-
80.0		b^-
86.477 10	2.7	b^-
87.99 3	0.18	b^-
94.66 5	0.8	b^-
105.2 1	0.043	b^-
108.7 7	0.0006	b^-
115.4 4	0.0022	b^-
117.702 20	0.0015	b^-
131.101 25	0.066	b^-
134.285 20	0.0022	b^-
141.74 10		b^-
143.249 20	0.014	b^-
151.414 20	0.009	b^-
153.6 2	0.066	b^-
155.239 20	0.0009	b^-
162.41	0.17	b^-
162.504 12	0.15	b^-
169.159 10	0.34	b^-
170.7 3	0.13	b^-
179.0 2	0.038	b^-
180.81 10	0.0007	b^-
186.8 2	0.034	b^-
190.552 14	0.13	b^-
194.95 3	0.16	b^-
201.62 5	0.031	b^-
210.6 2	0.035	b^-
211.3 2	0.019	b^-
212.29 5	0.0015	b^-
216.6 2	0.015	b^-
226.1 2	0.023	b^-
237.86 2	0.0021	b^-
246.0 3		b^-
250.5 3	0.0047	b^-
252.9 3	0.012	b^-
257.30		b^-
257.30 15	0.068	b^-
278.7 4	0.0078	b^-
285.5 3	0.021	b^-
347.3 3	0.012	b^-
359.74 4	0.12	b^-
361.4 2	0.038	b^-
368.0 3	0.0047	b^-
377.0 3	0.038	b^-
398.8 5	0.014	b^-
408.8 5	0.0038	b^-
412.5 5	0.013	b^-
418.4 5	0.012	b^-
430.9 4	0.023	b^-
433.2 4	0.015	b^-
435.0 5		b^-
440.94 4	0.23	b^-
447.762 20	0.15	b^-
454.2 5	0.040	b^-
459.222 7	1.4	b^-
467.5 3	0.018	b^-
473.9 5	0.0035	b^-
490.80 6	0.17	b^-
497.1 4	0.021	b^-
499.02 4	0.21	b^-
505.5 6	0.0049	b^-
513.4 4	0.020	b^-
517.0 4	0.0068	b^-
526.5 2	0.0063	b^-
531.8 4	0.0042	b^-
552.1 3	0.024	b^-
554.9 5	0.0035	b^-
562.8 4	0.070	b^-
573.7 4	0.042	b^-
595.2 2	0.16	b^-
599.1 4	0.047	b^-
610.0 3	0.085	b^-
642.3 4	0.028	b^-
663.3 5	0.0024	b^-
669.901	0.0019	b^-
669.901 16	0.68	b^-
678.04 10	0.087	b^-
681.2 6	0.016	b^-
698.5 6	0.012	b^-
703.7 6	0.011	b^-
708.0 6	0.012	b^-
716.9 4	0.056	b^-
725.0 4	0.087	b^-
740.0 4	0.031	b^-
744.9 5	0.0068	b^-
751.6 6	0.0024	b^-
757.8 4	0.042	b^-
764.4 4	0.12	b^-
774.0 4	0.014	b^-
782.7 5	0.0061	b^-
784.2 5	0.0049	b^-
804.8 4	0.031	b^-
806.4 5	0.013	b^-
811.6 7	0.0078	b^-
815.9 4	0.028	b^-
817.0 6	0.016	b^-
832.0 3	0.0081	b^-
846.8 7	0.0014	b^-
849.3 7	0.0047	b^-
870.7 7	0.0021	b^-
874.0 5	0.0062	b^-
880.9 5	0.0078	b^-
890.1 5	0.14	b^-
898.4 8	0.0033	b^-
918.9 5	0.007	b^-
935.2 7	0.049	b^-
941.9 8	0.0078	b^-
948.0 8	0.0075	b^-
955 1	0.0054	b^-
960.8 8	0.0068	b^-
962.8 9	0.0014	b^-
968.2 9	0.011	b^-
978.3 8	0.0075	b^-
985.0 8	0.0014	b^-
994 1	0.00094	b^-
1001 1	0.0012	b^-
1007 1	0.0028	b^-
1011 1	0.0040	b^-
1026.5 10	0.0081	b^-
1092.5 10	0.007	b^-
1144 1	0.0029	b^-
1201 1	0.007	b^-

X-rays from ²³³Th (22.3 m 1)
E (keV)	I (%)	Assignment

11.372	0.21 3	Pa L_l
13.127	0.36 4	Pa L_a2
13.291	3.2 4	Pa L_a1
14.953	0.069 9	Pa L_h
15.350	0.059 7	Pa L_b6
16.007	0.84 10	Pa L_b2
16.104	0.17 4	Pa L_b4
16.639	0.172 20	Pa L_b5
16.708	2.6 3	Pa L_b1
16.931	0.16 4	Pa L_b3
19.571	0.63 8	Pa L_g1
19.888	0.069 17	Pa L_g2
20.101	0.067 16	Pa L_g3
20.217	0.134 20	Pa L_g6
91.491	0.0031 8	Pa K_a3
92.282	0.97 25	Pa K_a2
95.863	1.6 4	Pa K_a1
107.595	0.19 5	Pa K_b3
108.422	0.37 9	Pa K_b1
109.072	0.013 3	Pa K_b5
111.486	0.14 4	Pa K_b2
111.870	0.049 13	Pa K_b4

Betas from ²³³Th (22.3 m 1)
Eb endpoint (keV)	Ib (%)	Decay mode

226.4	0.06	b^-
260.3	0.32	b^-
433.5	0.5	b^-
480.55	1.6	b^-
575.2	0.02	b^-
659.6	0.22	b^-
691.22	1.7	b^-
790.7	0.27	b^-
797.32	1.2	b^-
987.8	0.08	b^-
1043.48	0.04	b^-
1075.94	0.9	b^-
1150.44	16	b^-
1238.45	50	b^-
1245.1	30	b^-

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