Zirconium: Properties: Isotopes

Zirconium: Properties

Isotopes

Natural
Abun. (%) Atomic
Mass Half-
life Decay Mode
/Energy (/MeV) Part. En.
/Intensity
(MeV/%) Cross-sect.
Ther. Neut.
(b) Spin
(h/2 pi) Magnetic
Dipl.Mom.
(nm) Electric
Quad. Mom.
(b) Gamma En.
/Intensity
(MeV/%)
⁸⁰Zr 0.29
0.538
⁸¹Zr 80.93689 15s ß⁺/ 7.2 6.1
⁸²Zr 81.9311 32s ß⁺/ 4 3 rad. an.
^83mZr 7s ß⁺/ 7 7/2⁺ rad. an.
⁸³Zr 82.92876 44s ß⁺/ 6
E.C. 4.8 1/2^- rad. an.
0.0556
0.105
0.256
0.474
1.525
⁸⁴Zr 83.92332 26m ß⁺/ 2.8
E.C. 0⁺ rad. an.
0.0449
0.1125
0.3729
0.667
^85mZr 10.9s I.T./ 0.2922
ß⁺,E.C. 1/2^- rad. an.
0.2922
0.4165
⁸⁵Zr 84.92147 7.9m ß⁺/ 4.7
E.C. 3.1 7/2⁺ rad. an.
0.2663
0.4163
0.4543
⁸⁶Zr 85.91629 16.5h E.C./ 1.3 0⁺ 0.028
0.243
0.612
^87mZr 14s I.T./ 0.3362 1/2^- 0.1352
0.201
⁸⁷Zr 86.914817 1.73h ß⁺/ 3.67
E.C. 2.26 9/2⁺ rad. an.
0.3811
1.228
⁸⁸Zr 87.910225 83.4d E.C./ 0.67 0⁺ 0.3929
^89mZr 4.18m I.T./ 0.5877
ß⁺,E.C. 1/2^- rad. an.
0.5877
1.507
⁸⁹Zr 88.90889 3.27d ß⁺/ 2.832
E.C. 0.9 9/2⁺ rad. an.
0.9092
^90mZr 0.809s I.T. 5^- 0.1326
2.1862
2.3189
⁹⁰Zr 51.45 % 89.904703 0.014 b 0⁺
⁹¹Zr 11.22 % 90.905644 1.2 b 5/2⁺ -1.30362 nm -0.21 b
⁹²Zr 17.15 % 91.905039 0.2 b 0⁺
⁹³Zr 92.906474 1.5x10⁶y ß^-/ 0.09 <4 b 5/2⁺ 0.0304
⁹⁴Zr 17.38 % 93.906314 0.049 b 0⁺
⁹⁵Zr 94.908042 64.02d ß^-/ 1.125 0.366/ 55
0.4/ 44 5/2⁺ 0.7242
0.7567
⁹⁶Zr 2.8 % 95.908275 0.02 b 0⁺
⁹⁷Zr 96.91095 16.8h ß^-/ 2.658 1.91 1/2^- 0.7434
⁹⁸Zr 97.912735 30.7s ß^-/ 2.24 2.2/ 100 0⁺
⁹⁹Zr 98.91654 2.2s ß^-/ 4.54 3.9
3.5 1/2⁺ 0.4692
0.5459
0.594
¹⁰⁰Zr 99.91775 7.1s ß^-/ 3.34 0⁺ 0.4006
0.5043
¹⁰¹Zr 100.92152 2.1s ß^-/ 5.6 6.2 3/2^- 0.1194
0.2057
0.2089
¹⁰²Zr 101.92295 2.9s ß^-/ 4.6
¹⁰³Zr 102.92669 1.3s ß^-/ 6.9
¹⁰⁴Zr 103.92887 1.2s ß^-/ 6

	Natural Abun. (%)	Atomic Mass	Half- life	Decay Mode /Energy (/MeV)	Part. En. /Intensity (MeV/%)	Cross-sect. Ther. Neut. (b)	Spin (h/2 pi)	Magnetic Dipl.Mom. (nm)	Electric Quad. Mom. (b)	Gamma En. /Intensity (MeV/%)
⁸⁰Zr										0.29 0.538
⁸¹Zr		80.93689	15s	ß⁺/ 7.2	6.1
⁸²Zr		81.9311	32s	ß⁺/ 4	3					rad. an.
^83mZr			7s	ß⁺/ 7			7/2⁺			rad. an.
⁸³Zr		82.92876	44s	ß⁺/ 6 E.C.	4.8		1/2^-			rad. an. 0.0556 0.105 0.256 0.474 1.525
⁸⁴Zr		83.92332	26m	ß⁺/ 2.8 E.C.			0⁺			rad. an. 0.0449 0.1125 0.3729 0.667
^85mZr			10.9s	I.T./ 0.2922 ß⁺,E.C.			1/2^-			rad. an. 0.2922 0.4165
⁸⁵Zr		84.92147	7.9m	ß⁺/ 4.7 E.C.	3.1		7/2⁺			rad. an. 0.2663 0.4163 0.4543
⁸⁶Zr		85.91629	16.5h	E.C./ 1.3			0⁺			0.028 0.243 0.612
^87mZr			14s	I.T./ 0.3362			1/2^-			0.1352 0.201
⁸⁷Zr		86.914817	1.73h	ß⁺/ 3.67 E.C.	2.26		9/2⁺			rad. an. 0.3811 1.228
⁸⁸Zr		87.910225	83.4d	E.C./ 0.67			0⁺			0.3929
^89mZr			4.18m	I.T./ 0.5877 ß⁺,E.C.			1/2^-			rad. an. 0.5877 1.507
⁸⁹Zr		88.90889	3.27d	ß⁺/ 2.832 E.C.	0.9		9/2⁺			rad. an. 0.9092
^90mZr			0.809s	I.T.			5^-			0.1326 2.1862 2.3189
⁹⁰Zr	51.45 %	89.904703				0.014 b	0⁺
⁹¹Zr	11.22 %	90.905644				1.2 b	5/2⁺	-1.30362 nm	-0.21 b
⁹²Zr	17.15 %	91.905039				0.2 b	0⁺
⁹³Zr		92.906474	1.5x10⁶y	ß^-/ 0.09		<4 b	5/2⁺			0.0304
⁹⁴Zr	17.38 %	93.906314				0.049 b	0⁺
⁹⁵Zr		94.908042	64.02d	ß^-/ 1.125	0.366/ 55 0.4/ 44		5/2⁺			0.7242 0.7567
⁹⁶Zr	2.8 %	95.908275				0.02 b	0⁺
⁹⁷Zr		96.91095	16.8h	ß^-/ 2.658	1.91		1/2^-			0.7434
⁹⁸Zr		97.912735	30.7s	ß^-/ 2.24	2.2/ 100		0⁺
⁹⁹Zr		98.91654	2.2s	ß^-/ 4.54	3.9 3.5		1/2⁺			0.4692 0.5459 0.594
¹⁰⁰Zr		99.91775	7.1s	ß^-/ 3.34			0⁺			0.4006 0.5043
¹⁰¹Zr		100.92152	2.1s	ß^-/ 5.6	6.2		3/2^-			0.1194 0.2057 0.2089
¹⁰²Zr		101.92295	2.9s	ß^-/ 4.6
¹⁰³Zr		102.92669	1.3s	ß^-/ 6.9
¹⁰⁴Zr		103.92887	1.2s	ß^-/ 6