Isotopes of Holmium

List of known isotopes of the element Holmium.

Isotope	t½	%	Spin/parity	Radius	Isotopic mass	Discovery
¹⁴⁰Ho	6 ±3 ms	syn.	(6- 0- 8+)	—	1.399·10⁸ ±537 keV/c²	1999
¹⁴¹Ho	4.1 ±1 ms	syn.	(7/2-)	—	1.409·10⁸ ±430 keV/c²	1998
¹⁴²Ho	0.4 ±1 s	syn.	(7- 8+)	—	1.419·10⁸ ±430 keV/c²	2001
¹⁴³Ho	stab.	syn.	(11/2-)	—	1.429·10⁸ ±320 keV/c²	2000
¹⁴⁴Ho	0.7 ±1 s	syn.	(5-)	—	1.439·10⁸ ±9.1 keV/c²	1986
¹⁴⁵Ho	2.4 ±1 s	syn.	(11/2-)	—	1.449·10⁸ ±8 keV/c²	1987
¹⁴⁶Ho	3.32 ±22 s	syn.	(6-)	—	1.459·10⁸ ±7.071 keV/c²	1982
¹⁴⁷Ho	5.8 ±4 s	syn.	(11/2-)	—	1.469·10⁸ ±5.368 keV/c²	1982
¹⁴⁸Ho	2.2 ±11 s	syn.	(1+)	—	1.479·10⁸ ±90 keV/c²	1979
¹⁴⁹Ho	21 ±2 s	syn.	(11/2-)	—	1.489·10⁸ ±12.86 keV/c²	1979
¹⁵⁰Ho	72 ±4 s	syn.	(2)-	—	1.499·10⁸ ±15.2 keV/c²	1963
¹⁵¹Ho	35.2 ±1 s	syn.	(11/2-)	5.039 ±0.0354 fm	1.509·10⁸ ±8.908 keV/c²	1963
¹⁵²Ho	161.8 ±3 s	syn.	2-	5.061 ±0.0343 fm	1.519·10⁸ ±13.44 keV/c²	1963
¹⁵³Ho	2.01 ±3 m	syn.	11/2-	5.076 ±0.0339 fm	1.529·10⁸ ±5.438 keV/c²	1963
¹⁵⁴Ho	11.76 ±19 m	syn.	2-	5.085 ±0.0333 fm	1.539·10⁸ ±8.82 keV/c²	1966
¹⁵⁵Ho	48 ±2 m	syn.	5/2+	5.107 ±0.0326 fm	1.549·10⁸ ±18.75 keV/c²	1959
¹⁵⁶Ho	56 ±1 m	syn.	4-	5.115 ±0.0326 fm	1.559·10⁸ ±41.24 keV/c²	1957
¹⁵⁷Ho	12.6 ±2 m	syn.	7/2-	5.153 ±0.0316 fm	1.569·10⁸ ±25.19 keV/c²	1966
¹⁵⁸Ho	11.3 ±4 m	syn.	5+	5.157 ±0.0316 fm	1.579·10⁸ ±29.09 keV/c²	1961
¹⁵⁹Ho	33.05 ±11 m	syn.	7/2-	5.167 ±0.0314 fm	1.589·10⁸ ±3.268 keV/c²	1958
¹⁶⁰Ho	25.6 ±3 m	syn.	5+	5.166 ±0.0315 fm	1.599·10⁸ ±16.12 keV/c²	1950
¹⁶¹Ho	2.48 ±5 h	syn.	7/2-	5.178 ±0.0313 fm	1.609·10⁸ ±2.309 keV/c²	1954
¹⁶²Ho	15 ±10 m	syn.	1+	5.181 ±0.0313 fm	1.619·10⁸ ±3.33 keV/c²	1957
¹⁶³Ho	4,570 ±25 a	syn.	7/2-	5.19 ±0.0313 fm	1.629·10⁸ ±0.744 keV/c²	1957
¹⁶⁴Ho	28.8 ±5 m	syn.	1+	—	1.639·10⁸ ±1.492 keV/c²	1938
¹⁶⁵Ho	stab.	100 %	7/2-	5.202 ±0.0312 fm	1.649·10⁸ ±0.844 keV/c²	1934
¹⁶⁶Ho	26.82 ±12 h	syn.	0-	—	1.659·10⁸ ±0.844 keV/c²	1936
¹⁶⁷Ho	3.1 ±1 h	syn.	7/2-	—	1.669·10⁸ ±5.57 keV/c²	1955
¹⁶⁸Ho	2.99 ±7 m	syn.	3+	—	1.679·10⁸ ±32.2 keV/c²	1960
¹⁶⁹Ho	4.72 ±10 m	syn.	7/2-	—	1.689·10⁸ ±21.52 keV/c²	1963
¹⁷⁰Ho	2.76 ±5 m	syn.	(6+)	—	1.699·10⁸ ±53.69 keV/c²	1960
¹⁷¹Ho	53 ±2 s	syn.	(7/2-)	—	1.709·10⁸ ±644.1 keV/c²	1989
¹⁷²Ho	25 ±3 s	syn.	—	—	1.719·10⁸ ±210 keV/c²	1991
¹⁷³Ho	6.9 ±5 s	syn.	(7/2-)	—	1.729·10⁸ ±320 keV/c²	2012
¹⁷⁴Ho	3.2 ±11 s	syn.	(8-)	—	1.739·10⁸ ±322 keV/c²	2012
¹⁷⁵Ho	1.9 ±6 s	syn.	(7/2-)	—	1.749·10⁸ ±429 keV/c²	2012
¹⁷⁶Ho	160 ns	syn.	—	—	1.759·10⁸ ±537 keV/c²	2012
¹⁷⁷Ho	stab.	syn.	(7/2-)	—	1.769·10⁸ ±537 keV/c²	2018
¹⁷⁸Ho	stab.	syn.	—	—	1.779·10⁸ ±537 keV/c²	2018

140HoHolmium-140

Classification	z: 67; n: 73; m: 140
Half life	6 ±3 ms
Natural abundance	synthetic nuclide
Spin/parity	(6- 0- 8+)
Decay modes	proton emission
Discovery	1999
Mass excess	-29,320 ±500 keV
Binding energy	7,906 ±4 keV
Single-particle energy	-1,094 ±10 keV
Q value for electron capture	13,510 ±640.9 keV

Point at nuclide Decay chain of Holmium-140

141HoHolmium-141

Classification	z: 67; n: 74; m: 141
Half life	4.1 ±1 ms
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Decay modes	proton emission
Discovery	1998
Mass excess	-34,370 ±401 keV
Binding energy	7,943 ±3 keV
Single-particle energy	-1,177 ±7.427 keV
Neutron separation energy	13,110 ±641 keV
Q value for electron capture	11,010 ±499.6 keV

Point at nuclide Decay chain of Holmium-141

142HoHolmium-142

Classification	z: 67; n: 75; m: 142
Half life	0.4 ±1 s
Natural abundance	synthetic nuclide
Spin/parity	(7- 8+)
Decay modes	electron capture + β⁺ decay; electron capture + proton emission; proton emission
Discovery	2001
Mass excess	-37,250 ±401 keV
Binding energy	7,965 ±3 keV
Single-particle energy	-843 ±499 keV
Neutron separation energy	10,950 ±567 keV
Q value for electron capture	12,870 ±832 keV
β⁻ decay energy	-9,321 ±641 keV

Point at nuclide Decay chain of Holmium-142

143HoHolmium-143

Classification	z: 67; n: 76; m: 143
Half life	stable nuclide
Natural abundance	synthetic nuclide
Spin/parity	(11/2-)
Discovery	2000
Mass excess	-42,050 ±298 keV
Binding energy	7,999 ±2 keV
Single-particle energy	-783 ±787 keV
Neutron separation energy	12,860 ±499 keV
Q value for electron capture	10,120 ±298.2 keV
β⁻ decay energy	-10,890 ±499 keV
β⁻ decay energy with neutron	-22,190 ±582 keV

Point at nuclide

144HoHolmium-144

Classification	z: 67; n: 77; m: 144
Half life	0.7 ±1 s
Natural abundance	synthetic nuclide
Spin/parity	(5-)
Decay modes	electron capture + β⁺ decay; electron capture + proton emission
Discovery	1986
Mass excess	-44,610 ±8.477 keV
Binding energy	8,017 ±0.0589 keV
Single-particle energy	-270.5 ±15.55 keV
Neutron separation energy	10,630 ±298 keV
Q value for electron capture	11,960 ±11.1 keV
β⁻ decay energy	-8,002 ±196 keV
β⁻ decay energy with neutron	-21,520 ±400 keV

Point at nuclide Decay chain of Holmium-144

145HoHolmium-145

Classification	z: 67; n: 78; m: 145
Half life	2.4 ±1 s
Natural abundance	synthetic nuclide
Spin/parity	(11/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1987
Mass excess	-49,130 ±7.452 keV
Binding energy	8,048 ±0.0514 keV
Single-particle energy	-161.1 ±10.34 keV
Neutron separation energy	12,580 ±11.28 keV
Q value for electron capture	9,122 ±9.902 keV
β⁻ decay energy	-9,880 ±200 keV
β⁻ decay energy with neutron	-20,590 ±196 keV

Point at nuclide Decay chain of Holmium-145

146HoHolmium-146

Classification	z: 67; n: 79; m: 146
Half life	3.32 ±22 s
Natural abundance	synthetic nuclide
Spin/parity	(6-)
Decay modes	electron capture + β⁺ decay; electron capture + proton emission
Discovery	1982
Mass excess	-51,240 ±6.587 keV
Binding energy	8,063 ±0.0451 keV
Single-particle energy	284.5 ±9.268 keV
Neutron separation energy	10,180 ±9.945 keV
Q value for electron capture	11,310 ±9.392 keV
β⁻ decay energy	-6,917 ±9.398 keV
β⁻ decay energy with neutron	-20,070 ±200 keV

Point at nuclide Decay chain of Holmium-146

147HoHolmium-147

Classification	z: 67; n: 80; m: 147
Half life	5.8 ±4 s
Natural abundance	synthetic nuclide
Spin/parity	(11/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1982
Mass excess	-55,760 ±5.001 keV
Binding energy	8,094 ±0.034 keV
Single-particle energy	491.1 ±8.356 keV
Neutron separation energy	12,590 ±8.269 keV
Q value for electron capture	8,438 ±10.16 keV
β⁻ decay energy	-9,150 ±38.51 keV
β⁻ decay energy with neutron	-19,510 ±8.364 keV

Point at nuclide Decay chain of Holmium-147

148HoHolmium-148

Classification	z: 67; n: 81; m: 148
Half life	2.2 ±11 s
Natural abundance	synthetic nuclide
Spin/parity	(1+)
Decay modes	electron capture + β⁺ decay
Discovery	1979
Mass excess	-58,000 ±83.83 keV
Binding energy	8,108 ±0.5664 keV
Single-particle energy	1,084 ±84.3 keV
Neutron separation energy	10,300 ±83.98 keV
Q value for electron capture	9,868 ±84.28 keV
β⁻ decay energy	-6,513 ±84.45 keV
β⁻ decay energy with neutron	-19,460 ±92.12 keV

Point at nuclide Decay chain of Holmium-148

149HoHolmium-149

Classification	z: 67; n: 82; m: 149
Half life	21 ±2 s
Natural abundance	synthetic nuclide
Spin/parity	(11/2-)
Decay modes	electron capture + β⁺ decay
Discovery	1979
Mass excess	-61,650 ±11.98 keV
Binding energy	8,133 ±0.0804 keV
Single-particle energy	1,075 ±12.42 keV
Neutron separation energy	11,720 ±84.68 keV
Q value for electron capture	6,048 ±15.09 keV
β⁻ decay energy	-7,905 ±30.4 keV
β⁻ decay energy with neutron	-18,240 ±15.76 keV

Point at nuclide Decay chain of Holmium-149

150HoHolmium-150

Classification	z: 67; n: 83; m: 150
Half life	72 ±4 s
Natural abundance	synthetic nuclide
Spin/parity	(2)-
Decay modes	electron capture + β⁺ decay
Discovery	1963
Mass excess	-61,950 ±14.16 keV
Binding energy	8,134 ±0.0945 keV
Single-particle energy	1,540 ±16.85 keV
Neutron separation energy	8,371 ±18.54 keV
Q value for electron capture	7,363 ±14.81 keV
β⁻ decay energy	-4,115 ±13.59 keV
β⁻ decay energy with neutron	-16,280 ±31.33 keV

Point at nuclide Decay chain of Holmium-150

151HoHolmium-151

Classification	z: 67; n: 84; m: 151
Half life	35.2 ±1 s
Natural abundance	synthetic nuclide
Spin/parity	(11/2-)
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1963
Mass excess	-63,630 ±8.298 keV
Binding energy	8,145 ±0.055 keV
Single-particle energy	1,602 ±8.935 keV
Neutron separation energy	9,748 ±16.35 keV
Q value for electron capture	5,129 ±8.911 keV
β⁻ decay energy	-5,357 ±18.44 keV
β⁻ decay energy with neutron	-13,870 ±19.04 keV

Point at nuclide Decay chain of Holmium-151

152HoHolmium-152

Classification	z: 67; n: 85; m: 152
Half life	161.8 ±3 s
Natural abundance	synthetic nuclide
Spin/parity	2-
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1963
Mass excess	-63,610 ±12.52 keV
Binding energy	8,144 ±0.0824 keV
Single-particle energy	2,141 ±12.91 keV
Neutron separation energy	8,053 ±15.01 keV
Q value for electron capture	6,513 ±13.34 keV
β⁻ decay energy	-3,105 ±9.815 keV
β⁻ decay energy with neutron	-13,410 ±20.69 keV
Magnetic dipole moment	-1.02 ±0.02 μN
Electric quadrupole moment	0.1 ±0.2 b

Point at nuclide Decay chain of Holmium-152

153HoHolmium-153

Classification	z: 67; n: 86; m: 153
Half life	2.01 ±3 m
Natural abundance	synthetic nuclide
Spin/parity	11/2-
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1963
Mass excess	-65,020 ±5.066 keV
Binding energy	8,153 ±0.0331 keV
Single-particle energy	2,183 ±6.531 keV
Neutron separation energy	9,478 ±13.45 keV
Q value for electron capture	4,131 ±6.455 keV
β⁻ decay energy	-4,546 ±9.889 keV
β⁻ decay energy with neutron	-12,590 ±10.1 keV
Magnetic dipole moment	6.79 ±0.05 μN
Electric quadrupole moment	-1.1 ±0.5 b

Point at nuclide Decay chain of Holmium-153

154HoHolmium-154

Classification	z: 67; n: 87; m: 154
Half life	11.76 ±19 m
Natural abundance	synthetic nuclide
Spin/parity	2-
Decay modes	electron capture + β⁺ decay; α decay
Discovery	1966
Mass excess	-64,640 ±8.216 keV
Binding energy	8,150 ±0.0534 keV
Single-particle energy	2,785 ±9.037 keV
Neutron separation energy	7,698 ±9.511 keV
Q value for electron capture	5,754 ±11.07 keV
β⁻ decay energy	-2,035 ±9.462 keV
β⁻ decay energy with neutron	-12,250 ±12.3 keV
Magnetic dipole moment	-0.641 ±0.006 μN
Electric quadrupole moment	0.19 ±0.1 b

Point at nuclide Decay chain of Holmium-154

155HoHolmium-155

Classification	z: 67; n: 88; m: 155
Half life	48 ±2 m
Natural abundance	synthetic nuclide
Spin/parity	5/2+
Decay modes	electron capture + β⁺ decay
Discovery	1959
Mass excess	-66,040 ±17.47 keV
Binding energy	8,159 ±0.1127 keV
Single-particle energy	2,934 ±18.96 keV
Neutron separation energy	9,471 ±19.28 keV
Q value for electron capture	3,116 ±19.95 keV
β⁻ decay energy	-3,831 ±18.47 keV
β⁻ decay energy with neutron	-11,510 ±18.13 keV
Magnetic dipole moment	3.5 ±0.03 μN
Electric quadrupole moment	1.56 ±0.12 b

Point at nuclide Decay chain of Holmium-155

156HoHolmium-156

Classification	z: 67; n: 89; m: 156
Half life	56 ±1 m
Natural abundance	synthetic nuclide
Spin/parity	4-
Decay modes	electron capture + β⁺ decay
Discovery	1957
Mass excess	-65,540 ±38.42 keV
Binding energy	8,155 ±0.2463 keV
Single-particle energy	3,671 ±39.59 keV
Neutron separation energy	7,569 ±42.19 keV
Q value for electron capture	4,990 ±38.43 keV
β⁻ decay energy	-1,327 ±45.63 keV
β⁻ decay energy with neutron	-11,410 ±38.88 keV
Magnetic dipole moment	2.98 ±0.03 μN
Electric quadrupole moment	2.4 ±0.18 b

Point at nuclide Decay chain of Holmium-156

157HoHolmium-157

Classification	z: 67; n: 90; m: 157
Half life	12.6 ±2 m
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture + β⁺ decay
Discovery	1966
Mass excess	-66,840 ±23.46 keV
Binding energy	8,163 ±0.1495 keV
Single-particle energy	3,592 ±23.48 keV
Neutron separation energy	9,365 ±45.02 keV
Q value for electron capture	2,591 ±24.02 keV
β⁻ decay energy	-3,420 ±33.66 keV
β⁻ decay energy with neutron	-10,700 ±34.02 keV
Magnetic dipole moment	4.34 ±0.03 μN
Electric quadrupole moment	3.05 ±0.13 b

Point at nuclide Decay chain of Holmium-157

158HoHolmium-158

Classification	z: 67; n: 91; m: 158
Half life	11.3 ±4 m
Natural abundance	synthetic nuclide
Spin/parity	5+
Decay modes	electron capture + β⁺ decay
Discovery	1961
Mass excess	-66,190 ±27.1 keV
Binding energy	8,158 ±0.1716 keV
Single-particle energy	4,051 ±27.48 keV
Neutron separation energy	7,425 ±35.83 keV
Q value for electron capture	4,219 ±27.2 keV
β⁻ decay energy	-883.6 ±37.02 keV
β⁻ decay energy with neutron	-10,850 ±37.9 keV
Magnetic dipole moment	3.776 ±0.003 μN
Electric quadrupole moment	4.2 ±0.4 b

Point at nuclide Decay chain of Holmium-158

159HoHolmium-159

Classification	z: 67; n: 92; m: 159
Half life	33.05 ±11 m
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture + β⁺ decay
Discovery	1958
Mass excess	-67,330 ±3.045 keV
Binding energy	8,165 ±0.0192 keV
Single-particle energy	4,211 ±3.727 keV
Neutron separation energy	9,213 ±27.26 keV
Q value for electron capture	1,837 ±3.3 keV
β⁻ decay energy	-2,769 ±2 keV
β⁻ decay energy with neutron	-10,100 ±25.4 keV
Magnetic dipole moment	4.27 ±0.03 μN
Electric quadrupole moment	3.27 ±0.13 b

Point at nuclide Decay chain of Holmium-159

160HoHolmium-160

Classification	z: 67; n: 93; m: 160
Half life	25.6 ±3 m
Natural abundance	synthetic nuclide
Spin/parity	5+
Decay modes	electron capture + β⁺ decay
Discovery	1950
Mass excess	-66,390 ±15.01 keV
Binding energy	8,158 ±0.0939 keV
Single-particle energy	4,504 ±15.06 keV
Neutron separation energy	7,124 ±15.3 keV
Q value for electron capture	3,290 ±15 keV
β⁻ decay energy	-318.3 ±28.51 keV
β⁻ decay energy with neutron	-9,893 ±15.43 keV
Magnetic dipole moment	3.7 ±0.03 μN
Electric quadrupole moment	4 ±0.2 b

Point at nuclide Decay chain of Holmium-160

161HoHolmium-161

Classification	z: 67; n: 94; m: 161
Half life	2.48 ±5 h
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture (EC)
Discovery	1954
Mass excess	-67,200 ±2.151 keV
Binding energy	8,163 ±0.0134 keV
Single-particle energy	4,812 ±2.135 keV
Neutron separation energy	8,885 ±15.15 keV
Q value for electron capture	859.2 ±2.2 keV
β⁻ decay energy	-1,995 ±9.004 keV
β⁻ decay energy with neutron	-9,204 ±24.34 keV
Magnetic dipole moment	4.24 ±0.03 μN
Electric quadrupole moment	3.3 ±0.11 b

Point at nuclide Decay chain of Holmium-161

162HoHolmium-162

Classification	z: 67; n: 95; m: 162
Half life	15 ±10 m
Natural abundance	synthetic nuclide
Spin/parity	1+
Decay modes	electron capture + β⁺ decay
Discovery	1957
Mass excess	-66,050 ±3.102 keV
Binding energy	8,155 ±0.0192 keV
Single-particle energy	5,274 ±3.091 keV
Neutron separation energy	6,915 ±3.606 keV
Q value for electron capture	2,140 ±3.179 keV
β⁻ decay energy	293.6 ±3.106 keV
β⁻ decay energy with neutron	-8,911 ±9.277 keV
Magnetic dipole moment	2.32 ±0.03 μN
Electric quadrupole moment	4 ±0.7 b

Point at nuclide Decay chain of Holmium-162

163HoHolmium-163

Classification	z: 67; n: 96; m: 163
Half life	4,570 ±25 a
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	electron capture (EC)
Discovery	1957
Mass excess	-66,380 ±0.693 keV
Binding energy	8,156 ±0.0043 keV
Single-particle energy	5,485 ±0.0516 keV
Neutron separation energy	8,408 ±3.092 keV
Q value for electron capture	2.831 ±0.98 keV
β⁻ decay energy	-1,211 ±4.575 keV
β⁻ decay energy with neutron	-8,116 ±0.3024 keV
Magnetic dipole moment	4.22 ±0.04 μN
Electric quadrupole moment	3.7 ±0.6 b

Point at nuclide Decay chain of Holmium-163

164HoHolmium-164

Classification	z: 67; n: 97; m: 164
Half life	28.8 ±5 m
Natural abundance	synthetic nuclide
Spin/parity	1+
Decay modes	electron capture + β⁺ decay; β⁻ decay
Discovery	1938
Mass excess	-64,990 ±1.39 keV
Binding energy	8,147 ±0.0085 keV
Single-particle energy	5,888 ±1.369 keV
Neutron separation energy	6,673 ±1.369 keV
Q value for electron capture	987.1 ±1.554 keV
β⁻ decay energy	962 ±1.375 keV
β⁻ decay energy with neutron	-7,885 ±4.776 keV

Point at nuclide Decay chain of Holmium-164

165HoHolmium-165

Classification	z: 67; n: 98; m: 165
Half life	stable nuclide
Natural abundance	100 %
Spin/parity	7/2-
Discovery	1934
Mass excess	-64,900 ±0.786 keV
Binding energy	8,146 ±0.0048 keV
Single-particle energy	6,219 ±0.7482 keV
Neutron separation energy	7,988 ±1.147 keV
Q value for electron capture	-1,286 ±1.051 keV
β⁻ decay energy	-376.7 ±0.9575 keV
β⁻ decay energy with neutron	-7,027 ±0.7565 keV
Magnetic dipole moment	4.16 ±0.03 μN
Electric quadrupole moment	3.58 ±0.02 b

Point at nuclide

166HoHolmium-166

Classification	z: 67; n: 99; m: 166
Half life	26.82 ±12 h
Natural abundance	synthetic nuclide
Spin/parity	0-
Decay modes	β⁻ decay
Discovery	1936
Mass excess	-63,080 ±0.786 keV
Binding energy	8,135 ±0.0047 keV
Single-particle energy	6,747 ±0.7503 keV
Neutron separation energy	6,243 ±0.02 keV
Q value for electron capture	-485.9 ±1.124 keV
β⁻ decay energy	1,853 ±0.7792 keV
β⁻ decay energy with neutron	-6,621 ±0.9576 keV
Magnetic dipole moment	0.068 ±0.01 μN

Point at nuclide Decay chain of Holmium-166

167HoHolmium-167

Classification	z: 67; n: 100; m: 167
Half life	3.1 ±1 h
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	β⁻ decay
Discovery	1955
Mass excess	-62,280 ±5.189 keV
Binding energy	8,130 ±0.0311 keV
Single-particle energy	6,983 ±5.251 keV
Neutron separation energy	7,280 ±5.25 keV
Q value for electron capture	-2,369 ±6.555 keV
β⁻ decay energy	1,009 ±5.189 keV
β⁻ decay energy with neutron	-5,427 ±5.192 keV

Point at nuclide Decay chain of Holmium-167

168HoHolmium-168

Classification	z: 67; n: 101; m: 168
Half life	2.99 ±7 m
Natural abundance	synthetic nuclide
Spin/parity	3+
Decay modes	β⁻ decay
Discovery	1960
Mass excess	-60,060 ±30 keV
Binding energy	8,116 ±0.1786 keV
Single-particle energy	7,436 ±30.26 keV
Neutron separation energy	5,851 ±30.44 keV
Q value for electron capture	-1,501 ±143.1 keV
β⁻ decay energy	2,930 ±30 keV
β⁻ decay energy with neutron	-4,842 ±30 keV

Point at nuclide Decay chain of Holmium-168

169HoHolmium-169

Classification	z: 67; n: 102; m: 169
Half life	4.72 ±10 m
Natural abundance	synthetic nuclide
Spin/parity	7/2-
Decay modes	β⁻ decay
Discovery	1963
Mass excess	-58,800 ±20.04 keV
Binding energy	8,109 ±0.1186 keV
Single-particle energy	7,526 ±141.4 keV
Neutron separation energy	6,808 ±36.08 keV
Q value for electron capture	-3,200 ±301.3 keV
β⁻ decay energy	2,125 ±20.04 keV
β⁻ decay energy with neutron	-3,879 ±20.04 keV

Point at nuclide Decay chain of Holmium-169

170HoHolmium-170

Classification	z: 67; n: 103; m: 170
Half life	2.76 ±5 m
Natural abundance	synthetic nuclide
Spin/parity	(6+)
Decay modes	β⁻ decay
Discovery	1960
Mass excess	-56,240 ±50.01 keV
Binding energy	8,093 ±0.2942 keV
Single-particle energy	7,930 ±304.7 keV
Neutron separation energy	5,512 ±53.85 keV
Q value for electron capture	-2,528 ±206.1 keV
β⁻ decay energy	3,870 ±50 keV
β⁻ decay energy with neutron	-3,388 ±50.01 keV

Point at nuclide Decay chain of Holmium-170

171HoHolmium-171

Classification	z: 67; n: 104; m: 171
Half life	53 ±2 s
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Decay modes	β⁻ decay
Discovery	1989
Mass excess	-54,520 ±600 keV
Binding energy	8,083 ±3.508 keV
Single-particle energy	8,097 ±633 keV
Neutron separation energy	6,351 ±602 keV
Q value for electron capture	-4,508 ±632.4 keV
β⁻ decay energy	3,200 ±600 keV
β⁻ decay energy with neutron	-2,482 ±600 keV

Point at nuclide Decay chain of Holmium-171

172HoHolmium-172

Classification	z: 67; n: 105; m: 172
Half life	25 ±3 s
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay
Discovery	1991
Mass excess	-51,490 ±196 keV
Binding energy	8,066 ±1 keV
Single-particle energy	8,763 ±280 keV
Neutron separation energy	5,037 ±631 keV
Q value for electron capture	-3,724 ±358.3 keV
β⁻ decay energy	4,999 ±196 keV
β⁻ decay energy with neutron	-1,837 ±196 keV

Point at nuclide Decay chain of Holmium-172

173HoHolmium-173

Classification	z: 67; n: 106; m: 173
Half life	6.9 ±5 s
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Decay modes	β⁻ decay
Discovery	2012
Mass excess	-49,360 ±298 keV
Binding energy	8,054 ±2 keV
Single-particle energy	8,880 ±423 keV
Neutron separation energy	5,938 ±357 keV
Q value for electron capture	-5,611 ±498.8 keV
β⁻ decay energy	4,304 ±357 keV
β⁻ decay energy with neutron	-939 ±298 keV

Point at nuclide Decay chain of Holmium-173

174HoHolmium-174

Classification	z: 67; n: 107; m: 174
Half life	3.2 ±11 s
Natural abundance	synthetic nuclide
Spin/parity	(8-)
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	2012
Mass excess	-45,870 ±300 keV
Binding energy	8,034 ±2 keV
Single-particle energy	9,418 ±500 keV
Neutron separation energy	4,590 ±423 keV
Q value for electron capture	-4,740 ±583 keV
β⁻ decay energy	6,080 ±423 keV
β⁻ decay energy with neutron	-287 ±358 keV

Point at nuclide Decay chain of Holmium-174

175HoHolmium-175

Classification	z: 67; n: 108; m: 175
Half life	1.9 ±6 s
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	2012
Mass excess	-43,300 ±400 keV
Binding energy	8,019 ±2 keV
Single-particle energy	9,458 ±640 keV
Neutron separation energy	5,501 ±500 keV
Q value for electron capture	-6,570 ±640.3 keV
β⁻ decay energy	5,352 ±566 keV
β⁻ decay energy with neutron	579 ±499 keV

Point at nuclide Decay chain of Holmium-175

176HoHolmium-176

Classification	z: 67; n: 109; m: 176
Half life	160 ns
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay with neutron emission; β⁻ decay
Discovery	2012
Mass excess	-39,390 ±500 keV
Binding energy	7,997 ±3 keV
Single-particle energy	9,949 ±707 keV
Neutron separation energy	4,162 ±640 keV
Q value for electron capture	-5,780 ±707.1 keV
β⁻ decay energy	7,241 ±641 keV
β⁻ decay energy with neutron	1,191 ±641 keV

Point at nuclide Decay chain of Holmium-176

177HoHolmium-177

Classification	z: 67; n: 110; m: 177
Half life	stable nuclide
Natural abundance	synthetic nuclide
Spin/parity	(7/2-)
Discovery	2018
Mass excess	-36,280 ±500 keV
Binding energy	7,980 ±3 keV
Single-particle energy	9,959 ±707 keV
Neutron separation energy	4,961 ±707 keV
β⁻ decay energy	6,578 ±709 keV
β⁻ decay energy with neutron	2,279 ±641 keV

Point at nuclide

178HoHolmium-178

Classification	z: 67; n: 111; m: 178
Half life	stable nuclide
Natural abundance	synthetic nuclide
Discovery	2018
Mass excess	-32,130 ±500 keV
Binding energy	7,957 ±3 keV
Neutron separation energy	3,922 ±707 keV
β⁻ decay energy	8,130 ±778 keV
β⁻ decay energy with neutron	2,657 ±709 keV

Point at nuclide

Isotopes of Holmium

140HoHolmium-140ads_clickcall_splitdownload

141HoHolmium-141ads_clickcall_splitdownload

142HoHolmium-142ads_clickcall_splitdownload

143HoHolmium-143ads_clickdownload

144HoHolmium-144ads_clickcall_splitdownload

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146HoHolmium-146ads_clickcall_splitdownload

147HoHolmium-147ads_clickcall_splitdownload

148HoHolmium-148ads_clickcall_splitdownload

149HoHolmium-149ads_clickcall_splitdownload

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151HoHolmium-151ads_clickcall_splitdownload

152HoHolmium-152ads_clickcall_splitdownload

153HoHolmium-153ads_clickcall_splitdownload

154HoHolmium-154ads_clickcall_splitdownload

155HoHolmium-155ads_clickcall_splitdownload

156HoHolmium-156ads_clickcall_splitdownload

157HoHolmium-157ads_clickcall_splitdownload

158HoHolmium-158ads_clickcall_splitdownload

159HoHolmium-159ads_clickcall_splitdownload

160HoHolmium-160ads_clickcall_splitdownload

161HoHolmium-161ads_clickcall_splitdownload

162HoHolmium-162ads_clickcall_splitdownload

163HoHolmium-163ads_clickcall_splitdownload

164HoHolmium-164ads_clickcall_splitdownload

165HoHolmium-165ads_clickdownload

166HoHolmium-166ads_clickcall_splitdownload

167HoHolmium-167ads_clickcall_splitdownload

168HoHolmium-168ads_clickcall_splitdownload

169HoHolmium-169ads_clickcall_splitdownload

170HoHolmium-170ads_clickcall_splitdownload

171HoHolmium-171ads_clickcall_splitdownload

172HoHolmium-172ads_clickcall_splitdownload

173HoHolmium-173ads_clickcall_splitdownload

174HoHolmium-174ads_clickcall_splitdownload

175HoHolmium-175ads_clickcall_splitdownload

176HoHolmium-176ads_clickcall_splitdownload

177HoHolmium-177ads_clickdownload

178HoHolmium-178ads_clickdownload

140HoHolmium-140

141HoHolmium-141

142HoHolmium-142

143HoHolmium-143

144HoHolmium-144

145HoHolmium-145

146HoHolmium-146

147HoHolmium-147

148HoHolmium-148

149HoHolmium-149

150HoHolmium-150

151HoHolmium-151

152HoHolmium-152

153HoHolmium-153

154HoHolmium-154

155HoHolmium-155

156HoHolmium-156

157HoHolmium-157

158HoHolmium-158

159HoHolmium-159

160HoHolmium-160

161HoHolmium-161

162HoHolmium-162

163HoHolmium-163

164HoHolmium-164

165HoHolmium-165

166HoHolmium-166

167HoHolmium-167

168HoHolmium-168

169HoHolmium-169

170HoHolmium-170

171HoHolmium-171

172HoHolmium-172

173HoHolmium-173

174HoHolmium-174

175HoHolmium-175

176HoHolmium-176

177HoHolmium-177

178HoHolmium-178