铟的同位素

铟（原子量：114.818）在自然界中由两种同位素组成，其中比较多的是有放射性，但半衰期长达4.4114年的115In，占了天然铟的95.7%，而稳定的113In只占了4.3%。在所有有稳定同位素的元素中，只有碲和铼同样有丰度比稳定同位素还高的放射性同位素。
除了115In以外，铟最长寿的放射性同位素是111In，半衰期为2.8047天。铟还有47种同核异构体，其中最长寿的是半衰期49.51天的114m1In。
可用作gamma camera的放射性示踪剂，也用于白血球造影，检测是否有隐藏的感染。

**图表**
97In
49
48
96.94954(64)#
5# ms
9/2+#
98In
49
49
97.94214(21)#
45(23) ms32(+32-11) ms
β+
98Cd
0+#
98mIn
0(500)# keV
1.7(8) s1.2(+12-4) s
99In
49
50
98.93422(43)#
3.1(8) s3.0(+8-7) s
β+
99Cd
9/2+#
99mIn
400(150)# keV
1# s
1/2-#
100In
49
51
99.93111(27)
5.9(2) s
β+ (96.1%)
100Cd
(6,7)+
β+, p (3.9%)
99Ag
101In
49
52
100.92634(32)#
15.1(3) s
β+
100Cd
9/2+#
β+, p
100Ag
101mIn
550(100)# keV
10# s
1/2-#
102In
49
53
101.92409(12)
23.3(1) s
β+ (99.99%)
102Cd
(6+)
β+, p (.00929%)
101Ag
103In
49
54
102.919914(27)
60(1) s
β+
103Cd
9/2+#
103mIn
631.7(1) keV
34(2) s
(1/2-)#
104In
49
55
103.91830(9)
1.80(3) min
β+
104Cd
5,6(+)
104mIn
93.48(10) keV
15.7(5) s
IT (80%)
104In
(3+)
β+ (20%)
104Cd
105In
49
56
104.914674(19)
5.07(7) min
β+
105Cd
9/2+
105mIn
674.1(3) keV
48(6) s
IT
105In
(1/2)-
106In
49
57
105.913465(13)
6.2(1) min
β+
106Cd
7+
106mIn
28.6(3) keV
5.2(1) min
β+
106Cd
(3+)
107In
49
58
106.910295(12)
32.4(3) min
β+
107Cd
9/2+
107mIn
678.5(3) keV
50.4(6) s
IT
107In
1/2-
108In
49
59
107.909698(10)
58.0(12) min
β+
108Cd
7+
108mIn
29.75(5) keV
39.6(7) min
β+
108Cd
2+
109In
49
60
108.907151(6)
4.2(1) h
β+
109Cd
9/2+
109m1In
650.1(3) keV
1.34(7) min
IT
109In
1/2-
109m2In
2101.8(2) keV
209(6) ms
(19/2+)
110In
49
61
109.907165(13)
4.9(1) h
β+
110Cd
7+
110mIn
62.1(5) keV
69.1(5) min
β+
110Cd
2+
111In
49
62
110.905103(5)
2.8047(5) d
EC
111Cd
9/2+
111mIn
536.95(6) keV
7.7(2) min
IT
111In
1/2-
112In
49
63
111.905532(6)
14.97(10) min
β+ (56%)
112Cd
1+
β- (44%)
112Sn
112m1In
156.59(5) keV
20.56(6) min
β+
112Cd
4+
112m2In
350.76(9) keV
690(50) ns
7+
112m3In
613.69(14) keV
2.81(3) µs
8-
113In
49
64
112.904058(3)
Stable
9/2+
0.0429(5)
113mIn
391.699(3) keV
1.6579(4) h
IT
113In
1/2-
114In
49
65
113.904914(3)
71.9(1) s
β+ (99.5%)
114Cd
1+
β- (0.5%)
114Sn
114m1In
190.29(3) keV
49.51(1) d
IT (96.75%)
114In
5+
β+ (3.25%)
114Cd
114m2In
501.94(3) keV
43.1(6) ms
IT (96.75%)
114In
(8-)
β+ (3.25%)
114Cd
114m3In
641.72(3) keV
4.3(4) µs
(7+)
link=yes
49
66
114.903878(5)
4.41(25)×1014 a
β-
115Sn
9/2+
0.9571(5)
115mIn
336.244(17) keV
4.486(4) h
IT (95%)
115In
1/2-
β- (5%)
115Sn
116In
49
67
115.905260(5)
14.10(3) s
β-
116Sn
1+
EC
116Cd
116m1In
127.267(6) keV
54.29(17) min
5+
116m2In
289.660(6) keV
2.18(4) s
8-
117In
49
68
116.904514(6)
43.2(3) min
β-
117Sn
9/2+
117mIn
315.302(12) keV
116.2(3) min
β- (52.91%)
117Sn
1/2-
IT (47.09%)
117In
118In
49
69
117.906354(9)
5.0(5) s
β-
118Sn
1+
118m1In
100(50)# keV
4.364(7) min
β-
118Sn
5+
118m2In
240(50)# keV
8.5(3) s
8-
119In
49
70
118.905845(8)
2.4(1) min
β-
119Sn
9/2+
119m1In
311.37(3) keV
18.0(3) min
β- (94.4%)
119Sn
1/2-
IT (5.6%)
119In
119m2In
654.27(7) keV
130(15) ns
1/2+,3/2+
120In
49
71
119.90796(4)
3.08(8) s
β-
120Sn
1+
120m1In
50(60)# keV
46.2(8) s
5+
120m2In
300(200)# keV
47.3(5) s
β-
120Sn
8(-)
121In
49
72
120.907846(29)
23.1(6) s
β-
121Sn
9/2+
121mIn
312.98(8) keV
3.88(10) min
β- (98.8%)
121Sn
1/2-
IT (1.2%)
121In
122In
49
73
121.91028(5)
1.5(3) s
β-
122Sn
1+
122m1In
40(60)# keV
10.3(6) s
5+
122m2In
290(140) keV
10.8(4) s
β-
122Sn
8-
123In
49
74
122.910438(26)
6.17(5) s
β-
123mSn
(9/2)+
123mIn
327.21(4) keV
47.4(4) s
β-
123mSn
(1/2)-
124In
49
75
123.91318(5)
3.11(10) s
β-
124Sn
3+


124mIn
-20(70) keV
3.7(2) s
β-
124Sn
(8)(-#)
IT
124In
125In
49
76
124.91360(3)
2.36(4) s
β-
125mSn
9/2+
125mIn
360.12(9) keV
12.2(2) s
β-
125Sn
1/2(-)
126In
49
77
125.91646(4)
1.53(1) s
β-
126Sn
3(+#)
126mIn
100(60) keV
1.64(5) s
β-
126Sn
8(-#)
127In
49
78
126.91735(4)
1.09(1) s
β- (99.97%)
127mSn
9/2(+)
β-, n (.03%)
126Sn
127mIn
460(70) keV
3.67(4) s
β- (99.31%)
127mSn
(1/2-)
β-, n (.69%)
126Sn
128In
49
79
127.92017(5)
0.84(6) s
β- (99.96%)
128Sn
(3)+
β-, n (.038%)
127Sn
128m1In
247.87(10) keV
10(7) ms
(1)-
128m2In
320(60) keV
720(100) ms
β-
128Sn
(8-)
129In
49
80
128.92170(5)
611(4) ms
β- (99.75%)
129Sn
9/2+#
β-, n (.25%)
128Sn
129m1In
380(70) keV
1.23(3) s
β- (97.2%)
129Sn
(1/2-)#
β-, n (2.5%)
128Sn
IT (.3%)
129In
129m2In
1688.0(5) keV
8.5(5) µs
17/2-
130In
49
81
129.92497(4)
0.29(2) s
β- (98.35%)
130Sn
1(-)
β-, n (1.65%)
129Sn
130m1In
50(50) keV
538(5) ms
10-#


130m2In
400(60) keV
0.54(1) s
(5+)
131In
49
82
130.92685(3)
0.28(3) s
β- (97.8%)
131Sn
(9/2+)
β-, n (2.19%)
130Sn
131m1In
363(37) keV
0.35(5) s
(1/2-)
131m2In
4.10(7) MeV
320(60) ms
(19/2+ to 23/2+)
132In
49
83
131.93299(7)
206(4) ms
β- (94.8%)
132Sn
(7-)
β-, n (5.2%)
131Sn
133In
49
84
132.93781(32)#
165(3) ms
β-, n (85%)
132Sn
(9/2+)
β- (15%)
133Sn
133mIn
330(40)# keV
180# ms
IT
133In
(1/2-)
134In
49
85
133.94415(43)#
140(4) ms
β- (79%)
134Sn
β-, n (17%)
133Sn
β-, 2n (4%)
132Sn
135In
49
86
134.94933(54)#
92(10) ms
9/2+#

**参考文献**
 Isotope masses from  Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).- Isotopic compositions and standard atomic masses from  Atomic weights of the elements. Review 2000 (IUPAC Technical Report) date=20110324090740 . Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and  Atomic Weights Revised (2005) date=20080305062433 .- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
** Audi, Bersillon, Blachot, Wapstra.  The Nubase2003 evaluation of nuclear and decay properties date=20110716114059 , Nuc. Phys. A 729, pp. 3-128 (2003).
** National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the  NuDat 2.1 database date=20190513230730  (retrieved Sept. 2005).
** David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.