Isotopes of Tungsten

List of known isotopes of the element Tungsten.

Isotope	t½	%	Spin/parity	Radius	Isotopic mass	Discovery
¹⁵⁷W	275 ±40 ms	syn.	(7/2-)	—	1.569·10⁸ ±429 keV/c²	2010
¹⁵⁸W	1.25 ±21 ms	syn.	0+	—	1.579·10⁸ ±322 keV/c²	1981
¹⁵⁹W	7.3 ±27 ms	syn.	—	—	1.589·10⁸ ±322 keV/c²	1981
¹⁶⁰W	91 ±5 ms	syn.	0+	—	1.599·10⁸ ±160.8 keV/c²	1979
¹⁶¹W	409 ±18 ms	syn.	—	—	1.609·10⁸ ±215 keV/c²	1973
¹⁶²W	1.19 ±12 s	syn.	0+	—	1.619·10⁸ ±18.95 keV/c²	1973
¹⁶³W	2.67 ±10 s	syn.	7/2-	—	1.629·10⁸ ±62.72 keV/c²	1973
¹⁶⁴W	6.3 ±2 s	syn.	0+	—	1.639·10⁸ ±10.38 keV/c²	1973
¹⁶⁵W	5.1 ±5 s	syn.	(5/2-)	—	1.649·10⁸ ±27.64 keV/c²	1975
¹⁶⁶W	19.2 ±6 s	syn.	0+	—	1.659·10⁸ ±10.15 keV/c²	1975
¹⁶⁷W	19.9 ±5 s	syn.	(+)	—	1.669·10⁸ ±20.07 keV/c²	1985
¹⁶⁸W	50.9 ±19 s	syn.	0+	—	1.679·10⁸ ±14.23 keV/c²	1971
¹⁶⁹W	74 ±6 s	syn.	(5/2-)	—	1.689·10⁸ ±16.57 keV/c²	1985
¹⁷⁰W	2.42 ±4 m	syn.	0+	—	1.699·10⁸ ±14.16 keV/c²	1971
¹⁷¹W	2.38 ±4 m	syn.	(5/2-)	—	1.709·10⁸ ±30 keV/c²	1983
¹⁷²W	6.6 ±9 m	syn.	0+	—	1.719·10⁸ ±30 keV/c²	1964
¹⁷³W	7.6 ±2 m	syn.	5/2-	—	1.729·10⁸ ±30 keV/c²	1963
¹⁷⁴W	33.2 ±21 m	syn.	0+	—	1.739·10⁸ ±30 keV/c²	1964
¹⁷⁵W	35.2 ±6 m	syn.	(1/2-)	—	1.749·10⁸ ±30 keV/c²	1963
¹⁷⁶W	2.5 ±1 h	syn.	0+	—	1.759·10⁸ ±30 keV/c²	1950
¹⁷⁷W	132.4 ±20 m	syn.	1/2-	—	1.769·10⁸ ±30 keV/c²	1950
¹⁷⁸W	21.6 ±3 d	syn.	0+	—	1.779·10⁸ ±16.31 keV/c²	1950
¹⁷⁹W	37.05 ±16 m	syn.	7/2-	—	1.789·10⁸ ±15.64 keV/c²	1950
¹⁸⁰W	1.8·10¹⁸ ±2 a	0.12 ±0.01 %	0+	5.349 ±0.0022 fm	1.799·10⁸ ±1.545 keV/c²	1937
¹⁸¹W	121.2 ±2 d	syn.	9/2+	—	1.809·10⁸ ±1.554 keV/c²	1947
¹⁸²W	stab.	26.5 ±0.16 %	0+	5.355 ±0.0017 fm	1.819·10⁸ ±0.799 keV/c²	1930
¹⁸³W	6.7·10²⁰ a	14.31 ±0.04 %	1/2-	5.361 ±0.002 fm	1.829·10⁸ ±0.798 keV/c²	1930
¹⁸⁴W	stab.	30.64 ±0.02 %	0+	5.365 ±0.0023 fm	1.839·10⁸ ±0.792 keV/c²	1930
¹⁸⁵W	75.1 ±3 d	syn.	3/2-	—	1.849·10⁸ ±0.793 keV/c²	1940
¹⁸⁶W	stab.	28.43 ±0.19 %	0+	5.374 ±0.0026 fm	1.859·10⁸ ±1.302 keV/c²	1930
¹⁸⁷W	23.8 ±3 h	syn.	3/2-	—	1.869·10⁸ ±1.302 keV/c²	1940
¹⁸⁸W	69.78 ±12 d	syn.	0+	—	1.879·10⁸ ±3.316 keV/c²	1951
¹⁸⁹W	11.6 ±2 m	syn.	—	—	1.889·10⁸ ±215 keV/c²	1963
¹⁹⁰W	30 ±15 m	syn.	0+	—	1.899·10⁸ ±37.99 keV/c²	1976
¹⁹¹W	stab.	syn.	—	—	1.909·10⁸ ±45 keV/c²	1999
¹⁹²W	stab.	syn.	0+	—	1.919·10⁸ ±215 keV/c²	1999
¹⁹³W	stab.	syn.	—	—	1.929·10⁸ ±215 keV/c²	2009
¹⁹⁴W	stab.	syn.	0+	—	1.939·10⁸ ±322 keV/c²	2008
¹⁹⁵W	160 ns	syn.	—	—	1.949·10⁸ ±322 keV/c²	2012
¹⁹⁶W	160 ns	syn.	0+	—	1.959·10⁸ ±429 keV/c²	2012
¹⁹⁷W	160 ns	syn.	—	—	1.969·10⁸ ±429 keV/c²	2012

157WTungsten-157

Classification	z: 74; n: 83; m: 157
Half life	275 ±40 ms
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Decay modes	electron capture (EC)
Discovery	2010
Mass excess	-19,690 ±400 keV
Binding energy	7,828 ±3 keV
Single-particle energy	978 ±500 keV
Q value for electron capture	9,905 ±427.2 keV

Point at nuclide Decay chain of Tungsten-157

158WTungsten-158

Classification	z: 74; n: 84; m: 158
Half life	1.25 ±21 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	α decay
Discovery	1981
Mass excess	-23,700 ±300 keV
Binding energy	7,855 ±2 keV
Single-particle energy	1,386 ±335 keV
Neutron separation energy	12,070 ±500 keV
Q value for electron capture	7,425 ±361.1 keV

Point at nuclide Decay chain of Tungsten-158

159WTungsten-159

Classification	z: 74; n: 85; m: 159
Half life	7.3 ±27 ms
Natural abundance	synthetic nuclide
Decay modes	α decay; electron capture + β⁺ decay
Discovery	1981
Mass excess	-25,440 ±300 keV
Binding energy	7,867 ±2 keV
Single-particle energy	1,605 ±361 keV
Neutron separation energy	9,813 ±424 keV
Q value for electron capture	9,005 ±300.6 keV
β⁻ decay energy	-10,630 ±427 keV

Point at nuclide Decay chain of Tungsten-159

160WTungsten-160

Classification	z: 74; n: 86; m: 160
Half life	91 ±5 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	α decay; electron capture + β⁺ decay
Discovery	1979
Mass excess	-29,330 ±149.8 keV
Binding energy	7,892 ±0.9363 keV
Single-particle energy	2,178 ±151 keV
Neutron separation energy	11,960 ±335 keV
Q value for electron capture	6,494 ±159.3 keV
β⁻ decay energy	-12,460 ±335 keV
β⁻ decay energy with neutron	-22,600 ±339 keV

Point at nuclide Decay chain of Tungsten-160

161WTungsten-161

Classification	z: 74; n: 87; m: 161
Half life	409 ±18 ms
Natural abundance	synthetic nuclide
Decay modes	α decay; electron capture + β⁺ decay
Discovery	1973
Mass excess	-30,510 ±200 keV
Binding energy	7,901 ±1 keV
Single-particle energy	1,972 ±208 keV
Neutron separation energy	9,249 ±250 keV
Q value for electron capture	8,271 ±201.4 keV
β⁻ decay energy	-9,664 ±250 keV
β⁻ decay energy with neutron	-21,700 ±361 keV

Point at nuclide Decay chain of Tungsten-161

162WTungsten-162

Classification	z: 74; n: 88; m: 162
Half life	1.19 ±12 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1973
Mass excess	-34,000 ±17.65 keV
Binding energy	7,923 ±0.109 keV
Single-particle energy	2,509 ±30.1 keV
Neutron separation energy	11,560 ±201 keV
Q value for electron capture	5,782 ±65.73 keV
β⁻ decay energy	-11,550 ±201 keV
β⁻ decay energy with neutron	-21,230 ±150.9 keV

Point at nuclide Decay chain of Tungsten-162

163WTungsten-163

Classification	z: 74; n: 89; m: 163
Half life	2.67 ±10 s
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1973
Mass excess	-34,910 ±58.42 keV
Binding energy	7,930 ±0.3584 keV
Single-particle energy	2,416 ±86.15 keV
Neutron separation energy	8,980 ±61.03 keV
Q value for electron capture	7,626 ±69.73 keV
β⁻ decay energy	-8,907 ±61.29 keV
β⁻ decay energy with neutron	-20,530 ±209 keV

Point at nuclide Decay chain of Tungsten-163

164WTungsten-164

Classification	z: 74; n: 90; m: 164
Half life	6.3 ±2 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1973
Mass excess	-38,240 ±9.673 keV
Binding energy	7,951 ±0.059 keV
Single-particle energy	2,989 ±39.27 keV
Neutron separation energy	11,390 ±59.22 keV
Q value for electron capture	5,047 ±29.57 keV
β⁻ decay energy	-10,770 ±55.4 keV
β⁻ decay energy with neutron	-20,310 ±20.9 keV

Point at nuclide Decay chain of Tungsten-164

165WTungsten-165

Classification	z: 74; n: 91; m: 165
Half life	5.1 ±5 s
Natural abundance	synthetic nuclide
Spin/parity	(5/2-)
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1975
Mass excess	-38,870 ±25.75 keV
Binding energy	7,955 ±0.1561 keV
Single-particle energy	2,867 ±38 keV
Neutron separation energy	8,697 ±27.5 keV
Q value for electron capture	6,986 ±29.11 keV
β⁻ decay energy	-8,202 ±34.91 keV
β⁻ decay energy with neutron	-19,470 ±60.32 keV

Point at nuclide Decay chain of Tungsten-165

166WTungsten-166

Classification	z: 74; n: 92; m: 166
Half life	19.2 ±6 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1975
Mass excess	-41,890 ±9.463 keV
Binding energy	7,974 ±0.057 keV
Single-particle energy	3,328 ±16.54 keV
Neutron separation energy	11,090 ±27.43 keV
Q value for electron capture	4,210 ±29.5 keV
β⁻ decay energy	-10,060 ±88.7 keV
β⁻ decay energy with neutron	-19,300 ±25.4 keV

Point at nuclide Decay chain of Tungsten-166

167WTungsten-167

Classification	z: 74; n: 93; m: 167
Half life	19.9 ±5 s
Natural abundance	synthetic nuclide
Spin/parity	(+)
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1985
Mass excess	-42,100 ±18.7 keV
Binding energy	7,976 ±0.112 keV
Single-particle energy	3,284 ±33.62 keV
Neutron separation energy	8,277 ±20.96 keV
Q value for electron capture	6,257 ±33.62 keV
β⁻ decay energy	-7,259 ±44 keV
β⁻ decay energy with neutron	-18,330 ±90.2 keV

Point at nuclide Decay chain of Tungsten-167

168WTungsten-168

Classification	z: 74; n: 94; m: 168
Half life	50.9 ±19 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1971
Mass excess	-44,900 ±13.25 keV
Binding energy	7,993 ±0.0789 keV
Single-particle energy	3,830 ±30.93 keV
Neutron separation energy	10,870 ±22.92 keV
Q value for electron capture	3,500 ±30.93 keV
β⁻ decay energy	-9,099 ±33.55 keV
β⁻ decay energy with neutron	-18,140 ±42 keV
Magnetic dipole moment	0.5 ±0.1 μN

Point at nuclide Decay chain of Tungsten-168

169WTungsten-169

Classification	z: 74; n: 95; m: 169
Half life	74 ±6 s
Natural abundance	synthetic nuclide
Spin/parity	(5/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1985
Mass excess	-44,920 ±15.43 keV
Binding energy	7,994 ±0.0913 keV
Single-particle energy	3,812 ±31.92 keV
Neutron separation energy	8,096 ±20.34 keV
Q value for electron capture	5,372 ±31.92 keV
β⁻ decay energy	-6,509 ±19.17 keV
β⁻ decay energy with neutron	-17,200 ±34.47 keV

Point at nuclide Decay chain of Tungsten-169

170WTungsten-170

Classification	z: 74; n: 96; m: 170
Half life	2.42 ±4 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1971
Mass excess	-47,300 ±13.19 keV
Binding energy	8,008 ±0.0776 keV
Single-particle energy	4,289 ±30.9 keV
Neutron separation energy	10,440 ±20.3 keV
Q value for electron capture	2,846 ±30.9 keV
β⁻ decay energy	-8,387 ±17.45 keV
β⁻ decay energy with neutron	-16,960 ±17.41 keV

Point at nuclide Decay chain of Tungsten-170

171WTungsten-171

Classification	z: 74; n: 97; m: 171
Half life	2.38 ±4 m
Natural abundance	synthetic nuclide
Spin/parity	(5/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1983
Mass excess	-47,090 ±27.94 keV
Binding energy	8,008 ±0.1634 keV
Single-particle energy	4,237 ±39.51 keV
Neutron separation energy	7,866 ±30.9 keV
Q value for electron capture	4,634 ±39.52 keV
β⁻ decay energy	-5,836 ±39.51 keV
β⁻ decay energy with neutron	-16,260 ±30.19 keV

Point at nuclide Decay chain of Tungsten-171

172WTungsten-172

Classification	z: 74; n: 98; m: 172
Half life	6.6 ±9 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1964
Mass excess	-49,100 ±27.94 keV
Binding energy	8,020 ±0.1625 keV
Single-particle energy	4,665 ±39.51 keV
Neutron separation energy	10,080 ±39.51 keV
Q value for electron capture	2,232 ±39.52 keV
β⁻ decay energy	-7,531 ±45.23 keV
β⁻ decay energy with neutron	-15,920 ±39.51 keV

Point at nuclide Decay chain of Tungsten-172

173WTungsten-173

Classification	z: 74; n: 99; m: 173
Half life	7.6 ±2 m
Natural abundance	synthetic nuclide
Spin/parity	5/2-
Decay modes	electron capture + β⁺ decay
Discovery	1963
Mass excess	-48,730 ±27.94 keV
Binding energy	8,018 ±0.1615 keV
Single-particle energy	4,686 ±39.51 keV
Neutron separation energy	7,701 ±39.51 keV
Q value for electron capture	3,669 ±39.52 keV
β⁻ decay energy	-5,174 ±39.51 keV
β⁻ decay energy with neutron	-15,240 ±45.23 keV

Point at nuclide Decay chain of Tungsten-173

174WTungsten-174

Classification	z: 74; n: 100; m: 174
Half life	33.2 ±21 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1964
Mass excess	-50,230 ±27.94 keV
Binding energy	8,027 ±0.1606 keV
Single-particle energy	5,119 ±39.51 keV
Neutron separation energy	9,571 ±39.51 keV
Q value for electron capture	1,513 ±39.52 keV
β⁻ decay energy	-6,554 ±39.51 keV
β⁻ decay energy with neutron	-14,750 ±39.51 keV

Point at nuclide Decay chain of Tungsten-174

175WTungsten-175

Classification	z: 74; n: 101; m: 175
Half life	35.2 ±6 m
Natural abundance	synthetic nuclide
Spin/parity	(1/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1963
Mass excess	-49,640 ±27.94 keV
Binding energy	8,024 ±0.1597 keV
Single-particle energy	5,180 ±39.51 keV
Neutron separation energy	7,477 ±39.51 keV
Q value for electron capture	2,775 ±39.52 keV
β⁻ decay energy	-4,345 ±39.51 keV
β⁻ decay energy with neutron	-14,040 ±39.51 keV

Point at nuclide Decay chain of Tungsten-175

176WTungsten-176

Classification	z: 74; n: 102; m: 176
Half life	2.5 ±1 h
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture (EC)
Discovery	1950
Mass excess	-50,650 ±27.94 keV
Binding energy	8,030 ±0.1588 keV
Single-particle energy	5,521 ±39.51 keV
Neutron separation energy	9,080 ±39.51 keV
Q value for electron capture	723.7 ±41.54 keV
β⁻ decay energy	-5,579 ±39.51 keV
β⁻ decay energy with neutron	-13,430 ±39.51 keV
Electric quadrupole moment	6 ±0.8 b

Point at nuclide Decay chain of Tungsten-176

177WTungsten-177

Classification	z: 74; n: 103; m: 177
Half life	132.4 ±20 m
Natural abundance	synthetic nuclide
Spin/parity	1/2-
Decay modes	electron capture + β⁺ decay
Discovery	1950
Mass excess	-49,710 ±27.94 keV
Binding energy	8,025 ±0.1579 keV
Single-particle energy	5,625 ±41.54 keV
Neutron separation energy	7,131 ±39.51 keV
Q value for electron capture	2,013 ±28.14 keV
β⁻ decay energy	-3,433 ±39.51 keV
β⁻ decay energy with neutron	-12,720 ±39.51 keV

Point at nuclide Decay chain of Tungsten-177

178WTungsten-178

Classification	z: 74; n: 104; m: 178
Half life	21.6 ±3 d
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture (EC)
Discovery	1950
Mass excess	-50,410 ±15.19 keV
Binding energy	8,029 ±0.0854 keV
Single-particle energy	5,981 ±15.42 keV
Neutron separation energy	8,776 ±31.81 keV
Q value for electron capture	190.9 ±54.17 keV
β⁻ decay energy	-4,754 ±31.81 keV
β⁻ decay energy with neutron	-12,210 ±31.81 keV

Point at nuclide Decay chain of Tungsten-178

179WTungsten-179

Classification	z: 74; n: 105; m: 179
Half life	37.05 ±16 m
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture + β⁺ decay
Discovery	1950
Mass excess	-49,300 ±14.57 keV
Binding energy	8,023 ±0.0814 keV
Single-particle energy	5,986 ±54 keV
Neutron separation energy	6,959 ±20.96 keV
Q value for electron capture	1,062 ±14.64 keV
β⁻ decay energy	-2,711 ±26.8 keV
β⁻ decay energy with neutron	-11,720 ±31.51 keV
Magnetic dipole moment	8.31 ±0.09 μN
Electric quadrupole moment	3.9 ±1 b

Point at nuclide Decay chain of Tungsten-179

180WTungsten-180

Classification	z: 74; n: 106; m: 180
Half life	1.8·10¹⁸ ±2 a
Natural abundance	0.12 ±0.01 %
Spin/parity	0+
Decay modes	α decay
Discovery	1937
Mass excess	-49,640 ±1.439 keV
Binding energy	8,025 ±0.008 keV
Single-particle energy	6,567 ±0.5154 keV
Neutron separation energy	8,412 ±14.51 keV
Q value for electron capture	-702.7 ±2.519 keV
β⁻ decay energy	-3,799 ±21.44 keV
β⁻ decay energy with neutron	-11,130 ±24.66 keV
Magnetic dipole moment	0.52 ±0.03 μN
Electric quadrupole moment	-2.1 ±0.4 b

Point at nuclide Decay chain of Tungsten-180

181WTungsten-181

Classification	z: 74; n: 107; m: 181
Half life	121.2 ±2 d
Natural abundance	synthetic nuclide
Spin/parity	9/2+
Decay modes	electron capture (EC)
Discovery	1947
Mass excess	-48,240 ±1.448 keV
Binding energy	8,017 ±0.008 keV
Single-particle energy	6,589 ±2.364 keV
Neutron separation energy	6,669 ±0.16 keV
Q value for electron capture	205.1 ±2.14 keV
β⁻ decay energy	-1,717 ±12.62 keV
β⁻ decay energy with neutron	-10,470 ±21.44 keV

Point at nuclide Decay chain of Tungsten-181

182WTungsten-182

Classification	z: 74; n: 108; m: 182
Half life	stable nuclide
Natural abundance	26.5 ±0.16 %
Spin/parity	0+
Discovery	1930
Mass excess	-48,250 ±0.745 keV
Binding energy	8,018 ±0.0041 keV
Single-particle energy	7,096 ±1.526 keV
Neutron separation energy	8,083 ±1.593 keV
Q value for electron capture	-1,816 ±1.745 keV
β⁻ decay energy	-2,800 ±101.9 keV
β⁻ decay energy with neutron	-9,801 ±12.54 keV
Magnetic dipole moment	0.512 ±0.025 μN
Electric quadrupole moment	-2.1 ±0.4 b

Point at nuclide

183WTungsten-183

Classification	z: 74; n: 109; m: 183
Half life	6.7·10²⁰ a
Natural abundance	14.31 ±0.04 %
Spin/parity	1/2-
Decay modes	α decay
Discovery	1930
Mass excess	-46,370 ±0.743 keV
Binding energy	8,008 ±0.0041 keV
Single-particle energy	7,223 ±1.527 keV
Neutron separation energy	6,190 ±0.04 keV
Q value for electron capture	-1,073 ±1.755 keV
β⁻ decay energy	-556 ±8 keV
β⁻ decay energy with neutron	-8,991 ±101.9 keV
Magnetic dipole moment	0.1173 ±1.1·10^-4 μN
Electric quadrupole moment	-1.8 ±0.4 b

Point at nuclide Decay chain of Tungsten-183

184WTungsten-184

Classification	z: 74; n: 110; m: 184
Half life	stable nuclide
Natural abundance	30.64 ±0.02 %
Spin/parity	0+
Discovery	1930
Mass excess	-45,710 ±0.738 keV
Binding energy	8,005 ±0.004 keV
Single-particle energy	7,700 ±1.543 keV
Neutron separation energy	7,411 ±0.1293 keV
Q value for electron capture	-2,866 ±26 keV
β⁻ decay energy	-1,486 ±4.197 keV
β⁻ decay energy with neutron	-7,968 ±8.001 keV
Magnetic dipole moment	0.578 ±0.014 μN
Electric quadrupole moment	-1.9 ±0.2 b

Point at nuclide

185WTungsten-185

Classification	z: 74; n: 111; m: 185
Half life	75.1 ±3 d
Natural abundance	synthetic nuclide
Spin/parity	3/2-
Decay modes	β⁻ decay
Discovery	1940
Mass excess	-43,390 ±0.739 keV
Binding energy	7,992 ±0.004 keV
Single-particle energy	7,837 ±26 keV
Neutron separation energy	5,753 ±0.05 keV
Q value for electron capture	-1,994 ±14.1 keV
β⁻ decay energy	431.1 ±0.6616 keV
β⁻ decay energy with neutron	-7,240 ±4.197 keV
Magnetic dipole moment	0.543 ±0.014 μN

Point at nuclide Decay chain of Tungsten-185

186WTungsten-186

Classification	z: 74; n: 112; m: 186
Half life	stable nuclide
Natural abundance	28.43 ±0.19 %
Spin/parity	0+
Discovery	1930
Mass excess	-42,510 ±1.213 keV
Binding energy	7,988 ±0.0065 keV
Single-particle energy	8,403 ±14.18 keV
Neutron separation energy	7,192 ±1.157 keV
Q value for electron capture	-3,901 ±60 keV
β⁻ decay energy	-581.3 ±1.238 keV
β⁻ decay energy with neutron	-6,761 ±1.238 keV
Magnetic dipole moment	0.621 ±0.017 μN
Electric quadrupole moment	-1.6 ±0.3 b

Point at nuclide

187WTungsten-187

Classification	z: 74; n: 113; m: 187
Half life	23.8 ±3 h
Natural abundance	synthetic nuclide
Spin/parity	3/2-
Decay modes	β⁻ decay
Discovery	1940
Mass excess	-39,910 ±1.213 keV
Binding energy	7,975 ±0.0065 keV
Single-particle energy	8,585 ±60 keV
Neutron separation energy	5,466 ±0.0407 keV
Q value for electron capture	-3,009 ±55.9 keV
β⁻ decay energy	1,312 ±1.121 keV
β⁻ decay energy with neutron	-6,049 ±1.238 keV
Magnetic dipole moment	0.621 ±0.015 μN

Point at nuclide Decay chain of Tungsten-187

188WTungsten-188

Classification	z: 74; n: 114; m: 188
Half life	69.78 ±12 d
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1951
Mass excess	-38,670 ±3.089 keV
Binding energy	7,969 ±0.0164 keV
Single-particle energy	9,061 ±55.97 keV
Neutron separation energy	6,835 ±3.203 keV
Q value for electron capture	-4,758 ±200 keV
β⁻ decay energy	349 ±3 keV
β⁻ decay energy with neutron	-5,523 ±3 keV

Point at nuclide Decay chain of Tungsten-188

189WTungsten-189

Classification	z: 74; n: 115; m: 189
Half life	11.6 ±2 m
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay
Discovery	1963
Mass excess	-35,810 ±200 keV
Binding energy	7,954 ±1 keV
Single-particle energy	9,188 ±283 keV
Neutron separation energy	5,213 ±200 keV
Q value for electron capture	-3,849 ±282.8 keV
β⁻ decay energy	2,170 ±200 keV
β⁻ decay energy with neutron	-4,864 ±200 keV

Point at nuclide Decay chain of Tungsten-189

190WTungsten-190

Classification	z: 74; n: 116; m: 190
Half life	30 ±15 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1976
Mass excess	-34,370 ±35.39 keV
Binding energy	7,947 ±0.1863 keV
Single-particle energy	9,698 ±203 keV
Neutron separation energy	6,631 ±203 keV
Q value for electron capture	-5,649 ±203.1 keV
β⁻ decay energy	1,214 ±35.55 keV
β⁻ decay energy with neutron	-4,462 ±36.32 keV

Point at nuclide Decay chain of Tungsten-190

191WTungsten-191

Classification	z: 74; n: 117; m: 191
Half life	stable nuclide
Natural abundance	synthetic nuclide
Discovery	1999
Mass excess	-31,180 ±41.91 keV
Binding energy	7,931 ±0.2195 keV
Single-particle energy	9,745 ±205 keV
Neutron separation energy	4,878 ±54.85 keV
Q value for electron capture	-4,657 ±302.9 keV
β⁻ decay energy	3,174 ±43.15 keV
β⁻ decay energy with neutron	-3,665 ±42.19 keV

Point at nuclide

192WTungsten-192

Classification	z: 74; n: 118; m: 192
Half life	stable nuclide
Natural abundance	synthetic nuclide
Spin/parity	0+
Discovery	1999
Mass excess	-29,620 ±200 keV
Binding energy	7,924 ±1 keV
Single-particle energy	10,380 ±361 keV
Neutron separation energy	6,515 ±205 keV
Q value for electron capture	-6,520 ±447.2 keV
β⁻ decay energy	1,969 ±212 keV
β⁻ decay energy with neutron	-3,341 ±201 keV

Point at nuclide

193WTungsten-193

Classification	z: 74; n: 119; m: 193
Half life	stable nuclide
Natural abundance	synthetic nuclide
Discovery	2009
Mass excess	-26,190 ±200 keV
Binding energy	7,907 ±1 keV
Single-particle energy	10,370 ±447 keV
Neutron separation energy	4,642 ±283 keV
Q value for electron capture	-5,380 ±447.2 keV
β⁻ decay energy	4,042 ±204 keV
β⁻ decay energy with neutron	-2,672 ±212 keV

Point at nuclide

194WTungsten-194

Classification	z: 74; n: 120; m: 194
Half life	stable nuclide
Natural abundance	synthetic nuclide
Spin/parity	0+
Discovery	2008
Mass excess	-24,410 ±300 keV
Binding energy	7,899 ±2 keV
Single-particle energy	10,880 ±500 keV
Neutron separation energy	6,291 ±361 keV
Q value for electron capture	-7,280 ±583 keV
β⁻ decay energy	2,850 ±361 keV
β⁻ decay energy with neutron	-2,249 ±302 keV

Point at nuclide

195WTungsten-195

Classification	z: 74; n: 121; m: 195
Half life	160 ns
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay
Discovery	2012
Mass excess	-20,740 ±300 keV
Binding energy	7,881 ±2 keV
Single-particle energy	10,890 ±583 keV
Neutron separation energy	4,401 ±424 keV
β⁻ decay energy	4,820 ±424 keV
β⁻ decay energy with neutron	-1,551 ±361 keV

Point at nuclide Decay chain of Tungsten-195

196WTungsten-196

Classification	z: 74; n: 122; m: 196
Half life	160 ns
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	2012
Mass excess	-18,740 ±400 keV
Binding energy	7,872 ±2 keV
Neutron separation energy	6,071 ±500 keV
β⁻ decay energy	3,620 ±500 keV
β⁻ decay energy with neutron	-1,251 ±500 keV

Point at nuclide Decay chain of Tungsten-196

197WTungsten-197

Classification	z: 74; n: 123; m: 197
Half life	160 ns
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay
Discovery	2012
Mass excess	-14,870 ±400 keV
Binding energy	7,853 ±2 keV
Neutron separation energy	4,202 ±565 keV
β⁻ decay energy	5,480 ±500 keV
β⁻ decay energy with neutron	-582 ±500 keV

Point at nuclide Decay chain of Tungsten-197

Isotopes of Tungsten

157WTungsten-157ads_clickcall_splitdownload

158WTungsten-158ads_clickcall_splitdownload

159WTungsten-159ads_clickcall_splitdownload

160WTungsten-160ads_clickcall_splitdownload

161WTungsten-161ads_clickcall_splitdownload

162WTungsten-162ads_clickcall_splitdownload

163WTungsten-163ads_clickcall_splitdownload

164WTungsten-164ads_clickcall_splitdownload

165WTungsten-165ads_clickcall_splitdownload

166WTungsten-166ads_clickcall_splitdownload

167WTungsten-167ads_clickcall_splitdownload

168WTungsten-168ads_clickcall_splitdownload

169WTungsten-169ads_clickcall_splitdownload

170WTungsten-170ads_clickcall_splitdownload

171WTungsten-171ads_clickcall_splitdownload

172WTungsten-172ads_clickcall_splitdownload

173WTungsten-173ads_clickcall_splitdownload

174WTungsten-174ads_clickcall_splitdownload

175WTungsten-175ads_clickcall_splitdownload

176WTungsten-176ads_clickcall_splitdownload

177WTungsten-177ads_clickcall_splitdownload

178WTungsten-178ads_clickcall_splitdownload

179WTungsten-179ads_clickcall_splitdownload

180WTungsten-180ads_clickcall_splitdownload

181WTungsten-181ads_clickcall_splitdownload

182WTungsten-182ads_clickdownload

183WTungsten-183ads_clickcall_splitdownload

184WTungsten-184ads_clickdownload

185WTungsten-185ads_clickcall_splitdownload

186WTungsten-186ads_clickdownload

187WTungsten-187ads_clickcall_splitdownload

188WTungsten-188ads_clickcall_splitdownload

189WTungsten-189ads_clickcall_splitdownload

190WTungsten-190ads_clickcall_splitdownload

191WTungsten-191ads_clickdownload

192WTungsten-192ads_clickdownload

193WTungsten-193ads_clickdownload

194WTungsten-194ads_clickdownload

195WTungsten-195ads_clickcall_splitdownload

196WTungsten-196ads_clickcall_splitdownload

197WTungsten-197ads_clickcall_splitdownload

157WTungsten-157

158WTungsten-158

159WTungsten-159

160WTungsten-160

161WTungsten-161

162WTungsten-162

163WTungsten-163

164WTungsten-164

165WTungsten-165

166WTungsten-166

167WTungsten-167

168WTungsten-168

169WTungsten-169

170WTungsten-170

171WTungsten-171

172WTungsten-172

173WTungsten-173

174WTungsten-174

175WTungsten-175

176WTungsten-176

177WTungsten-177

178WTungsten-178

179WTungsten-179

180WTungsten-180

181WTungsten-181

182WTungsten-182

183WTungsten-183

184WTungsten-184

185WTungsten-185

186WTungsten-186

187WTungsten-187

188WTungsten-188

189WTungsten-189

190WTungsten-190

191WTungsten-191

192WTungsten-192

193WTungsten-193

194WTungsten-194

195WTungsten-195

196WTungsten-196

197WTungsten-197