Table of Isotopes decay data

WWW Table of Radioactive Isotopes

98m	Y
39	Y	59

Half life:

2.0 s 2

Jp:

(4,5)

S_n (keV):

4263 26

S_p (keV):

10949 30

ENSDF citation:

NDS 84, 565 (1998)

Literature cut-off date:

12-Jun-1998

Author(s):

B. Singh

References since cut-off:

⁹⁸Y decay from 1998-98 (NSR)


Decay properties:
Mode	Branching (%)	Q-value (keV)
b^-	90 10	8824 15
IT	<20
b^-n	3.4 10

Most Recent ENSDF Data (12/2002)
Mode	Data set name	Display data
b^-	98Y B- DECAY (2.0 S)
	Tables:
	ENSDF data:
	Java applets:
IT	98Y IT DECAY (2.0 S)
	Tables:
	ENSDF data:
	Java applets:

TORI Data (1999) Gammas from ^98mY (2.0 s 2)
Eg (keV)	Ig (%)	Decay mode

241.5 2	5.7 9	b^-
253.1 2	3.4 23	b^-
367.5 2	0.92 23	b^-
368.5 5	1.6 5	b^-
433.7 5	1.8 5	b^-
456.5 5	0.46 23	b^-
583.26 3	10.5 11	b^-
620.505 19	63 3	b^-
647.58 3	53 3	b^-
685.6 5	4.4 9	b^-
752.7 2	4.6 16	b^-
824.5 5	2.1 5	b^-
839.7 5	5.3 5	b^-
854.0 2		b^-
994.0 5	1.6 5	b^-
1053.8 5	3.7 9	b^-
1174.9 5	4.6 9	b^-
1223.0 2	80	b^-
1267.8 5	0.69 23	b^-
1492.5 5	3.4 7	b^-
1590.9 2	5.7 7	b^-
1787.1 5	4.4 7	b^-
1801.5 5	40 3	b^-
2015.6 5	2.1 5	b^-

X-rays from ^98mY (2.0 s 2)
E (keV)	I (%)	Assignment

1.792	0.00113 22	Zr L_l
1.876	0.00059 11	Zr L_h
2.040	0.0027 5	Zr L_a2
2.042	0.024 4	Zr L_a1
2.124	0.0129 23	Zr L_b1
2.171	1.5E-04 3	Zr L_b6
2.187	0.00075 21	Zr L_b4
2.201	0.0011 3	Zr L_b3
2.219	1.7E-04 3	Zr L_b2
2.304	0.00043 8	Zr L_g1
2.503	1.0E-04 3	Zr L_g2
2.503	2.0E-04 6	Zr L_g3
15.466	4.2E-06 4	Zr K_a3
15.691	0.28 3	Zr K_a2
15.775	0.54 5	Zr K_a1
17.653	0.042 4	Zr K_b3
17.667	0.081 7	Zr K_b1
17.816	0.00036 4	Zr K_b5
17.969	0.0165 15	Zr K_b2
17.995	0.0034 3	Zr K_b4

Betas from ^98mY (2.0 s 2)
Eb endpoint (keV)	Ib (%)	Decay mode

3324	3.4	b^-
4531.6	50 7	b^-
4545.9	4.4 9	b^-
5707	2	b^-
6023.8	3 2	b^-
6332.98	10 5	b^-
6547.1	2.5 16	b^-
6776.4	4 2	b^-
6980.56	12 5	b^-
7017.82	3.2 16	b^-
7233.3	1	b^-
7601.07	5	b^-

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