铌的同位素

铌（原子量：92.90637(1)）共有58个同位素，其中有1个同位素是稳定的。

**图表**
81
41
40
80.94903(161)#
80Y
3/2-#
p
80Zr
β+
81Zr
82Nb
41
41
81.94313(32)#
51(5) ms
β+
82Zr
0+
83Nb
41
42
82.93671(34)
4.1(3) s
β+
83Zr
(5/2+)
84Nb
41
43
83.93357(32)#
9.8(9) s
β+ (>99.9%)
84Zr
3+
β+, p (83Y
84mNb
338(10) keV
103(19) ns
(5-)
85Nb
41
44
84.92791(24)
20.9(7) s
β+
85Zr
(9/2+)
85mNb
759.0(10) keV
12(5) s
(1/2-)
86Nb
41
45
85.92504(9)
88(1) s
β+
86Zr
(6+)
86mNb
250(160)# keV
56(8) s
β+
86Zr
high
87Nb
41
46
86.92036(7)
3.75(9) min
β+
87Zr
(1/2-)
87mNb
3.84(14) keV
2.6(1) min
β+
87Zr
(9/2+)#
88Nb
41
47
87.91833(11)
14.55(6) min
β+
88Zr
(8+)
88mNb
40(140) keV
7.8(1) min
β+
88Zr
(4-)
89Nb
41
48
88.913418(29)
2.03(7) h
β+
89Zr
(9/2+)
89mNb
0(30)# keV
1.10(3) h
β+
89Zr
(1/2)-
90Nb
41
49
89.911265(5)
14.60(5) h
β+
90Zr
8+
90m1Nb
122.370(22) keV
63(2) µs
6+
90m2Nb
124.67(25) keV
18.81(6) s
IT
90Nb
4-
90m3Nb
171.10(10) keV
90m4Nb
382.01(25) keV
6.19(8) ms
1+
90m5Nb
1880.21(20) keV
472(13) ns
(11-)
91Nb
41
50
90.906996(4)
680(130) a
EC (99.98%)
91Zr
9/2+
β+ (.013%)
91Zr
91m1Nb
104.60(5) keV
60.86(22) d
IT (93%)
91Nb
1/2-
EC (7%)
91Zr
β+ (.0028%)
91Zr
91m2Nb
2034.35(19) keV
3.76(12) µs
(17/2-)
92Nb
41
51
91.907194(3)
3.47(24)×107 aref
β+ (99.95%)
92Zr
(7)+
β- (.05%)
92Mo
92m1Nb
135.5(4) keV
10.15(2) d
β+
92Zr
(2)+
92m2Nb
225.7(4) keV
5.9(2) µs
(2)-
92m3Nb
2203.3(4) keV
167(4) ns
(11-)
铌
41
52
92.9063781(26)
稳定
9/2+
1.0000
93mNb
30.77(2) keV
16.13(14) a
IT
93Nb
1/2-
94Nb
41
53
93.9072839(26)
2.03(16)×104 a
β-
94Mo
(6)+
94mNb
40.902(12) keV
6.263(4) min
IT (99.5%)
94Nb
3+
β- (.5%)
94Mo
95Nb
41
54
94.9068358(21)
34.991(6) d
β-
95Mo
9/2+
95mNb
235.690(20) keV
3.61(3) d
IT (94.4%)
95Nb
1/2-
β- (5.6%)
95Mo
96Nb
41
55
95.908101(4)
23.35(5) h
β-
96Mo
6+
97Nb
41
56
96.9080986(27)
72.1(7) min
β-
97Mo
9/2+
97mNb
743.35(3) keV
52.7(18) s
IT
97Nb
1/2-
98Nb
41
57
97.910328(6)
2.86(6) s
β-
98Mo
1+
98mNb
84(4) keV
51.3(4) min
β- (99.9%)
98Mo
(5+)
IT (.1%)
98Nb
99Nb
41
58
98.911618(14)
15.0(2) s
β-
99Mo
9/2+
99mNb
365.29(14) keV
2.6(2) min
β- (96.2%)
99Mo
1/2-
IT (3.8%)
99Nb
100Nb
41
59
99.914182(28)
1.5(2) s
β-
100Mo
1+
100mNb
470(40) keV
2.99(11) s
β-
100Mo
(4+,5+)
101Nb
41
60
100.915252(20)
7.1(3) s
β-
101Mo
(5/2#)+
102Nb
41
61
101.91804(4)
1.3(2) s
β-
102Mo
1+
102mNb
130(50) keV
4.3(4) s
β-
102Mo
high
103Nb
41
62
102.91914(7)
1.5(2) s
β-
103Mo
(5/2+)
104Nb
41
63
103.92246(11)
4.9(3) s
β- (99.94%)
104Mo
(1+)
β-, n (.06%)
103Mo
104mNb
220(120) keV
940(40) ms
β- (99.95%)
104Mo
high
β-, n (.05%)
103Mo
105Nb
41
64
104.92394(11)
2.95(6) s
β- (98.3%)
105Mo
(5/2+)#
β-, n (1.7%)
104Mo
106Nb
41
65
105.92797(21)#
920(40) ms
β- (95.5%)
106Mo
2+#
β-, n (4.5%)
105Mo
107Nb
41
66
106.93031(43)#
300(9) ms
β- (94%)
107Mo
5/2+#
β-, n (6%)
106Mo
108Nb
41
67
107.93484(32)#
0.193(17) s
β- (93.8%)
108Mo
(2+)
β-, n (6.2%)
107Mo
109Nb
41
68
108.93763(54)#
190(30) ms
β- (69%)
109Mo
5/2+#
β-, n (69%)
108Mo
110Nb
41
69
109.94244(54)#
170(20) ms
β- (60%)
110Mo
2+#
β-, n (40%)
109Mo
111Nb
41
70
110.94565(54)#
80# ms >300 ns
5/2+#
112Nb
41
71
111.95083(75)#
60# ms >300 ns
2+#
113Nb
41
72
112.95470(86)#
30# ms >300 ns
5/2+#
114Nb
41
73



115Nb
41
74



116Nb
41
75



117Nb
41
76




**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).- 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.