{{위키데이터 속성 추적}}
자연계에 존재하는 [[루테튬]]의 동위 원소는 <sup>175</sup>Lu, <sup>176</sup>Lu이 존재한다. 이들 중 <sup>176</sup>Lu은 반감기가 385억년인 방사성 동위 원소로 루테튬-하프늄 연대 측정에 이용되어 태양계의 연대를 측정할 때 이용된다.

== 목록 ==
{| class="wikitable" style="font-size:95%; white-space:nowrap"
! rowspan="2" | 핵자<br />수
! Z([[양성자|p]])
! N([[중성자|n]])
! &nbsp;<br />동위 원소 질량 (u)<br />&nbsp;
! rowspan="2" | 반감기<ref group="n">안정 동위 원소는 굵은체로 표기, 우주의 나이보다 반감기가 긴 동위 원소의 반감기는 굵은 흘림체로 표기</ref>
! rowspan="2" | 붕괴<br />방식<ref>http://www.nucleonica.net/unc.aspx</ref><ref group="n">약어:<br />ε: [[전자 포획]]<br />IT: [[이성질핵 전이]]</ref>
! rowspan="2" | 붕괴 생성<br />동위 원소<ref group="n">안정 동위 원소는 굵은 글씨로 표기.</ref>
! rowspan="2" | 핵<br />스핀
! rowspan="2" | 자연계에 존재하는<br />동위 원소<br />범위<br />(몰 분율)
! rowspan="2" | 자연계에 존재하는<br />최대 범위<br />(몰 분율)
|-
! colspan="3" | 들뜬 에너지
|-
| rowspan=2|<sup>150</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 79
| rowspan=2|149.97323(54)#
| rowspan=2|43(5) ms
| [[양성자 방출|p]] (80%)
| <sup>149</sup>Yb
| rowspan=2|(2+)
| rowspan=2|
| rowspan=2|
|-
| [[베타 붕괴|β<sup>+</sup>]] (20%)
| <sup>150</sup>Yb
|-
| style="text-indent:1em" | <sup>150m</sup>Lu
| colspan="3" style="text-indent:2em" | 34(15) keV
| 80(60) µs<br />[30(+95-15) µs]
|
|
| (1,2)
|
|
|-
| <sup>151</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 80
| 150.96758(43)#
| 80.6(19) ms
| β<sup>+</sup>
| <sup>151</sup>Yb
| (11/2-)
|
|
|-
| style="text-indent:1em" | <sup>151m</sup>Lu
| colspan="3" style="text-indent:2em" | 77(5) keV
| 16(1) µs
|
|
| (3/2+)
|
|
|-
| rowspan=2|<sup>152</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 81
| rowspan=2|151.96412(21)#
| rowspan=2|650(70) ms
| β<sup>+</sup> (85%)
| <sup>152</sup>Yb
| rowspan=2|(5-,6-)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>, p (15%)
| <sup>151</sup>Tm
|-
| rowspan=2|<sup>153</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 82
| rowspan=2|152.95877(22)
| rowspan=2|0.9(2) s
| β<sup>+</sup>
| <sup>153</sup>Yb
| rowspan=2|11/2-
| rowspan=2|
| rowspan=2|
|-
| [[알파 붕괴|α]]
| <sup>149</sup>Tm
|-
| style="text-indent:1em" | <sup>153m1</sup>Lu
| colspan="3" style="text-indent:2em" | 80(5) keV
| 1# s
|
|
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>153m2</sup>Lu
| colspan="3" style="text-indent:2em" | 2502.5(4) keV
| >0.1 µs
|
|
| 23/2-
|
|
|-
| style="text-indent:1em" | <sup>153m3</sup>Lu
| colspan="3" style="text-indent:2em" | 2632.9(5) keV
| 15(3) µs
|
|
| 27/2-
|
|
|-
| <sup>154</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 83
| 153.95752(22)#
| 1# s
| β<sup>+</sup>
| <sup>154</sup>Yb
| (2-)
|
|
|-
| style="text-indent:1em" | <sup>154m1</sup>Lu
| colspan="3" style="text-indent:2em" | 58(13) keV
| 1.12(8) s
|
|
| (9+)
|
|
|-
| style="text-indent:1em" | <sup>154m2</sup>Lu
| colspan="3" style="text-indent:2em" | >2562 keV
| 35(3) µs
|
|
| (17+)
|
|
|-
| rowspan=2|<sup>155</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 84
| rowspan=2|154.954316(22)
| rowspan=2|68.6(16) ms
| α (76%)
| <sup>151</sup>Tm
| rowspan=2|(11/2-)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (24%)
| <sup>155</sup>Yb
|-
| rowspan=2 style="text-indent:1em" | <sup>155m1</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 20(6) keV
| rowspan=2|138(8) ms
| α (88%)
| <sup>151</sup>Tm
| rowspan=2|(1/2+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (12%)
| <sup>155</sup>Yb
|-
| style="text-indent:1em" | <sup>155m2</sup>Lu
| colspan="3" style="text-indent:2em" | 1781.0(20) keV
| 2.70(3) ms
|
|
| (25/2-)
|
|
|-
| rowspan=2|<sup>156</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 85
| rowspan=2|155.95303(8)
| rowspan=2|494(12) ms
| α (95%)
| <sup>152</sup>Tm
| rowspan=2|(2)-
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (5%)
| <sup>156</sup>Yb
|-
| rowspan=2 style="text-indent:1em" | <sup>156m</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 220(80)# keV
| rowspan=2|198(2) ms
| α (94%)
| <sup>152</sup>Tm
| rowspan=2|(9)+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (6%)
| <sup>156</sup>Yb
|-
| rowspan=2|<sup>157</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 86
| rowspan=2|156.950098(20)
| rowspan=2|6.8(18) s
| β<sup>+</sup>
| <sup>157</sup>Yb
| rowspan=2|(1/2+,3/2+)
| rowspan=2|
| rowspan=2|
|-
| α
| <sup>153</sup>Tm
|-
| rowspan=2 style="text-indent:1em" | <sup>157m</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 21.0(20) keV
| rowspan=2|4.79(12) s
| β<sup>+</sup> (94%)
| <sup>157</sup>Yb
| rowspan=2|(11/2-)
| rowspan=2|
| rowspan=2|
|-
| α (6%)
| <sup>153</sup>Tm
|-
| rowspan=2|<sup>158</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 87
| rowspan=2|157.949313(16)
| rowspan=2|10.6(3) s
| β<sup>+</sup> (99.09%)
| <sup>158</sup>Yb
| rowspan=2|2-
| rowspan=2|
| rowspan=2|
|-
| α (0.91%)
| <sup>154</sup>Tm
|-
| rowspan=2|<sup>159</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 88
| rowspan=2|158.94663(4)
| rowspan=2|12.1(10) s
| β<sup>+</sup> (99.96%)
| <sup>159</sup>Yb
| rowspan=2|1/2+#
| rowspan=2|
| rowspan=2|
|-
| α (0.04%)
| <sup>155</sup>Tm
|-
| style="text-indent:1em" | <sup>159m</sup>Lu
| colspan="3" style="text-indent:2em" | 100(80)# keV
| 10# s
|
|
| 11/2-#
|
|
|-
| rowspan=2|<sup>160</sup>Lu
| rowspan=2 style="text-align:right" | 71
| rowspan=2 style="text-align:right" | 89
| rowspan=2|159.94603(6)
| rowspan=2|36.1(3) s
| β<sup>+</sup>
| <sup>160</sup>Yb
| rowspan=2|2-#
| rowspan=2|
| rowspan=2|
|-
| α (10<sup>−4</sup>%)
| <sup>156</sup>Tm
|-
| style="text-indent:1em" | <sup>160m</sup>Lu
| colspan="3" style="text-indent:2em" | 0(100)# keV
| 40(1) s
|
|
|
|
|
|-
| <sup>161</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 90
| 160.94357(3)
| 77(2) s
| β<sup>+</sup>
| <sup>161</sup>Yb
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>161m</sup>Lu
| colspan="3" style="text-indent:2em" | 166(18) keV
| 7.3(4) ms
| [[이성질핵 전이|IT]]
| <sup>161</sup>Lu
| (9/2-)
|
|
|-
| <sup>162</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 91
| 161.94328(8)
| 1.37(2) min
| β<sup>+</sup>
| <sup>162</sup>Yb
| (1-)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>162m1</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 120(200)# keV
| rowspan=2|1.5 min
| β<sup>+</sup>
| <sup>162</sup>Yb
| rowspan=2|4-#
| rowspan=2|
| rowspan=2|
|-
| IT (드묾)
| <sup>162</sup>Lu
|-
| style="text-indent:1em" | <sup>162m2</sup>Lu
| colspan="3" style="text-indent:2em" | 300(200)# keV
| 1.9 min
|
|
|
|
|
|-
| <sup>163</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 92
| 162.94118(3)
| 3.97(13) min
| β<sup>+</sup>
| <sup>163</sup>Yb
| 1/2(+)
|
|
|-
| <sup>164</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 93
| 163.94134(3)
| 3.14(3) min
| β<sup>+</sup>
| <sup>164</sup>Yb
| 1(-)
|
|
|-
| <sup>165</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 94
| 164.939407(28)
| 10.74(10) min
| β<sup>+</sup>
| <sup>165</sup>Yb
| 1/2+
|
|
|-
| <sup>166</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 95
| 165.93986(3)
| 2.65(10) min
| β<sup>+</sup>
| <sup>166</sup>Yb
| (6-)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>166m1</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 34.37(5) keV
| rowspan=2|1.41(10) min
| [[전자 포획|ε]] (58%)
| <sup>166</sup>Yb
| rowspan=2|3(-)
| rowspan=2|
| rowspan=2|
|-
| IT (42%)
| <sup>166</sup>Lu
|-
| style="text-indent:1em" | <sup>166m2</sup>Lu
| colspan="3" style="text-indent:2em" | 42.9(5) keV
| 2.12(10) min
|
|
| 0(-)
|
|
|-
| <sup>167</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 96
| 166.93827(3)
| 51.5(10) min
| β<sup>+</sup>
| <sup>167</sup>Yb
| 7/2+
|
|
|-
| style="text-indent:1em" | <sup>167m</sup>Lu
| colspan="3" style="text-indent:2em" | 0(30)# keV
| >1 min
|
|
| 1/2(-#)
|
|
|-
| <sup>168</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 97
| 167.93874(5)
| 5.5(1) min
| β<sup>+</sup>
| '''<sup>168</sup>Yb'''
| (6-)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>168m</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 180(110) keV
| rowspan=2|6.7(4) min
| β<sup>+</sup> (95%)
| '''<sup>168</sup>Yb'''
| rowspan=2|3+
| rowspan=2|
| rowspan=2|
|-
| IT (5%)
| <sup>168</sup>Lu
|-
| <sup>169</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 98
| 168.937651(6)
| 34.06(5) h
| β<sup>+</sup>
| <sup>169</sup>Yb
| 7/2+
|
|
|-
| style="text-indent:1em" | <sup>169m</sup>Lu
| colspan="3" style="text-indent:2em" | 29.0(5) keV
| 160(10) s
| IT
| <sup>169</sup>Lu
| 1/2-
|
|
|-
| <sup>170</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 99
| 169.938475(18)
| 2.012(20) d
| β<sup>+</sup>
| '''<sup>170</sup>Yb'''
| 0+
|
|
|-
| style="text-indent:1em" | <sup>170m</sup>Lu
| colspan="3" style="text-indent:2em" | 92.91(9) keV
| 670(100) ms
| IT
| <sup>170</sup>Lu
| (4)-
|
|
|-
| <sup>171</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 100
| 170.9379131(30)
| 8.24(3) d
| β<sup>+</sup>
| '''<sup>171</sup>Yb'''
| 7/2+
|
|
|-
| style="text-indent:1em" | <sup>171m</sup>Lu
| colspan="3" style="text-indent:2em" | 71.13(8) keV
| 79(2) s
| IT
| <sup>171</sup>Lu
| 1/2-
|
|
|-
| <sup>172</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 101
| 171.939086(3)
| 6.70(3) d
| β<sup>+</sup>
| '''<sup>172</sup>Yb'''
| 4-
|
|
|-
| style="text-indent:1em" | <sup>172m1</sup>Lu
| colspan="3" style="text-indent:2em" | 41.86(4) keV
| 3.7(5) min
| IT
| <sup>172</sup>Lu
| 1-
|
|
|-
| style="text-indent:1em" | <sup>172m2</sup>Lu
| colspan="3" style="text-indent:2em" | 65.79(4) keV
| 0.332(20) µs
|
|
| (1)+
|
|
|-
| style="text-indent:1em" | <sup>172m3</sup>Lu
| colspan="3" style="text-indent:2em" | 109.41(10) keV
| 440(12) µs
|
|
| (1)+
|
|
|-
| style="text-indent:1em" | <sup>172m4</sup>Lu
| colspan="3" style="text-indent:2em" | 213.57(17) keV
| 150 ns
|
|
| (6-)
|
|
|-
| <sup>173</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 102
| 172.9389306(26)
| 1.37(1) a
| ε
| '''<sup>173</sup>Yb'''
| 7/2+
|
|
|-
| style="text-indent:1em" | <sup>173m</sup>Lu
| colspan="3" style="text-indent:2em" | 123.672(13) keV
| 74.2(10) µs
|
|
| 5/2-
|
|
|-
| <sup>174</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 103
| 173.9403375(26)
| 3.31(5) a
| β<sup>+</sup>
| '''<sup>174</sup>Yb'''
| (1)-
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>174m1</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 170.83(5) keV
| rowspan=2|142(2) d
| IT (99.38%)
| <sup>174</sup>Lu
| rowspan=2|6-
| rowspan=2|
| rowspan=2|
|-
| ε (0.62%)
| <sup>174</sup>Yb
|-
| style="text-indent:1em" | <sup>174m2</sup>Lu
| colspan="3" style="text-indent:2em" | 240.818(4) keV
| 395(15) ns
|
|
| (3+)
|
|
|-
| style="text-indent:1em" | <sup>174m3</sup>Lu
| colspan="3" style="text-indent:2em" | 365.183(6) keV
| 145(3) ns
|
|
| (4-)
|
|
|-
| <sup>175</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 104
| 174.9407718(23)
| colspan=3 align=center|'''[[관측상 안정]]'''<ref group="n">α 붕괴를 통해 <sup>171</sup>Tm으로 붕괴할 수 있다고 생각된다.</ref>
| 7/2+
| 0.9741(2)
|
|-
| style="text-indent:1em" | <sup>175m1</sup>Lu
| colspan="3" style="text-indent:2em" | 1392.2(6) keV
| 984(30) µs
|
|
| (19/2+)
|
|
|-
| style="text-indent:1em" | <sup>175m2</sup>Lu
| colspan="3" style="text-indent:2em" | 353.48(13) keV
| 1.49(7) µs
|
|
| 5/2-
|
|
|-
| <sup>176</sup>Lu<ref group="n">태양계 초창기부터 존재해 왔었던 방사성 핵자</ref><ref group="n">루테튬-하프늄 연대 측정에 이용</ref>
| style="text-align:right" | 71
| style="text-align:right" | 105
| 175.9426863(23)
| '''3.85(7)×10<sup>10</sup> a'''
| β<sup>-</sup>
| '''<sup>176</sup>Hf'''
| 7-
| 0.0259(2)
|
|-
| rowspan=2 style="text-indent:1em" | <sup>176m</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 122.855(6) keV
| rowspan=2|3.664(19) h
| β<sup>-</sup> (99.9%)
| '''<sup>176</sup>Hf'''
| rowspan=2|1-
| rowspan=2|
| rowspan=2|
|-
| ε (0.095%)
| '''<sup>176</sup>Yb'''
|-
| <sup>177</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 106
| 176.9437581(23)
| 6.6475(20) d
| β<sup>-</sup>
| '''<sup>177</sup>Hf'''
| 7/2+
|
|
|-
| style="text-indent:1em" | <sup>177m1</sup>Lu
| colspan="3" style="text-indent:2em" | 150.3967(10) keV
| 130(3) ns
|
|
| 9/2-
|
|
|-
| style="text-indent:1em" | <sup>177m2</sup>Lu
| colspan="3" style="text-indent:2em" | 569.7068(16) keV
| 155(7) µs
|
|
| 1/2+
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>177m3</sup>Lu
| rowspan=2 colspan="3" style="text-indent:2em" | 970.1750(24) keV
| rowspan=2|160.44(6) d
| β<sup>-</sup> (78.3%)
| '''<sup>177</sup>Hf'''
| rowspan=2|23/2-
| rowspan=2|
| rowspan=2|
|-
| IT (21.7%)
| <sup>177</sup>Lu
|-
| style="text-indent:1em" | <sup>177m4</sup>Lu
| colspan="3" style="text-indent:2em" | 3900(10) keV
| 7(2) min<br />[6(+3-2) min]
|
|
| 39/2-
|
|
|-
| <sup>178</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 107
| 177.945955(3)
| 28.4(2) min
| β<sup>-</sup>
| '''<sup>178</sup>Hf'''
| 1(+)
|
|
|-
| style="text-indent:1em" | <sup>178m</sup>Lu
| colspan="3" style="text-indent:2em" | 123.8(26) keV
| 23.1(3) min
| β<sup>-</sup>
| '''<sup>178</sup>Hf'''
| 9(-)
|
|
|-
| <sup>179</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 108
| 178.947327(6)
| 4.59(6) h
| β<sup>-</sup>
| '''<sup>179</sup>Hf'''
| 7/2(+)
|
|
|-
| style="text-indent:1em" | <sup>179m</sup>Lu
| colspan="3" style="text-indent:2em" | 592.4(4) keV
| 3.1(9) ms
| IT
| <sup>179</sup>Lu
| 1/2(+)
|
|
|-
| <sup>180</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 109
| 179.94988(8)
| 5.7(1) min
| β<sup>-</sup>
| '''<sup>180</sup>Hf'''
| 5+
|
|
|-
| style="text-indent:1em" | <sup>180m1</sup>Lu
| colspan="3" style="text-indent:2em" | 13.9(3) keV
| ~1 s
| IT
| <sup>180</sup>Lu
| 3-
|
|
|-
| style="text-indent:1em" | <sup>180m2</sup>Lu
| colspan="3" style="text-indent:2em" | 624.0(5) keV
| >=1 ms
|
|
| (9-)
|
|
|-
| <sup>181</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 110
| 180.95197(32)#
| 3.5(3) min
| β<sup>-</sup>
| <sup>181</sup>Hf
| (7/2+)
|
|
|-
| <sup>182</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 111
| 181.95504(21)#
| 2.0(2) min
| β<sup>-</sup>
| <sup>182</sup>Hf
| (0,1,2)
|
|
|-
| <sup>183</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 112
| 182.95757(32)#
| 58(4) s
| β<sup>-</sup>
| <sup>183</sup>Hf
| (7/2+)
|
|
|-
| <sup>184</sup>Lu
| style="text-align:right" | 71
| style="text-align:right" | 113
| 183.96091(43)#
| 20(3) s
| β<sup>-</sup>
| <sup>184</sup>Hf
| (3+)
|
|
|}
<references group="n" />

== 각주 ==
<references/>

{{동위 원소 색인}}

[[분류:루테튬|동위 원소]]
[[분류:루테튬 동위 원소| ]]
[[분류:원소별 동위 원소 목록]]