Talk:Isotopes of erbium

From Wikipedia, the free encyclopedia
Jump to: navigation, search
WikiProject Elements / Isotopes  (Rated List-class, Low-importance)
WikiProject icon This article is supported by WikiProject Elements, which gives a central approach to the chemical elements and their isotopes on Wikipedia. Please participate by editing this article, or visit the project page for more details.
 List  This article has been rated as List-Class on the quality scale.
 Low  This article has been rated as Low-importance on the importance scale.
Taskforce icon
This article is also supported by the Isotope Taskforce.
 

This article is part of Wikipedia:Wikiproject Isotopes. Please keep style and phrasings consistent across the set of pages. For later reference and improved reliability, data from all considered multiple sources is collected here. References are denoted by these letters:

  • (A) G. Audi, O. Bersillon, J. Blachot, A.H. Wapstra. The Nubase2003 evaluation of nuclear and decay properties, Nuc. Phys. A 729, pp. 3-128 (2003). — Where this source indicates a speculative value, the # mark is also applied to values with weak assignment arguments from other sources, if grouped together. An asterisk after the A means that a comment of some importance may be available in the original.
  • (B) National Nuclear Data Center, Brookhaven National Laboratory, information extracted from the NuDat 2.1 database. (Retrieved Sept. 2005, from the code of the popup boxes).
  • (C) 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. — The CRC uses rounded numbers with implied uncertainties, where this concurs with the range of another source it is treated as exactly equal in this comparison.
  • (D) More specific level data from reference B's Levels and Gammas database.
  • (E) Same as B but excitation energy replaced with that from D.
  Z   N refs symbol   half-life                   spin              excitation energy
 68  75 A   |Er-143  |200# ms                    |9/2-#
 68  75 B   |Er-143  |0.2# s                     |
 68  76 A   |Er-144  |400# ms [>200 ns]          |0+
 68  76 B   |Er-144  |>=200 ns                   |0+
 68  77 A   |Er-145  |900(300) ms                |1/2+#
 68  77 B   |Er-145  |0.9(3) s                   |(11/2-)
 68  77 C   |Er-145  |0.9 s                      |
 68  78 AB  |Er-146  |1.7(6) s                   |0+
 68  78 C   |Er-146  |~1.7 s                     |
 68  79 A   |Er-147  |~2.5 s                     |(1/2+)
 68  79 B   |Er-147  |2.5(2) s                   |(11/2-)
 68  79 C   |Er-147  |2.5 s                      |
 68  79 A   |Er-147m |2.5(2) s                   |(11/2-)          |100(50)# keV
 68  79 E   |Er-147m |~2.5 s                     |(1/2+)           |0+X keV
 68  80 AB  |Er-148  |4.6(2) s                   |0+
 68  80 C   |Er-148  |4.5 s                      |
 68  81 AB  |Er-149  |4(2) s                     |(1/2+)
 68  81 C   |Er-149  |10.7 s                     |1/2+
 68  81 AE  |Er-149m1|8.9(2) s                   |(11/2-)          |741.8(2) keV
 68  81 C   |Er-149m1|10. s                      |11/2-
 68  81 D   |Er-149m2|0.61(8) µs                 |(19/2+)          |2611.1(3) keV
 68  81 D   |Er-149m3|4.8(1) µs                  |(27/2-)          |3242.7+X keV
 68  82 AB  |Er-150  |18.5(7) s                  |0+
 68  82 C   |Er-150  |18. s                      |0+
 68  83 AB  |Er-151  |23.5(13) s                 |(7/2-)
 68  83 C   |Er-151  |23. s                      |7/2-
 68  83 AE  |Er-151m1|580(20) ms                 |(27/2-)          |2585.5(6) keV
 68  83 D   |Er-151m2|0.42(5) µs                 |(67/2,69/2,71/2) |10286+X keV
 68  84 AB  |Er-152  |10.3(1) s                  |0+
 68  84 C   |Er-152  |10.2 s                     |0+
 68  85 A   |Er-153  |37.1(2) s                  |7/2(-)
 68  85 B   |Er-153  |37.1(2) s                  |(7/2-)
 68  85 C   |Er-153  |37.1 s                     |
 68  86 ABC |Er-154  |3.73(9) min                |0+
 68  87 AB  |Er-155  |5.3(3) min                 |7/2-
 68  87 C   |Er-155  |5.3 min                    |(7/2-)
 68  88 ABC |Er-156  |19.5(10) min               |0+
 68  89 AB  |Er-157  |18.65(10) min              |3/2-
 68  89 C   |Er-157  |25. min                    |3/2-
 68  89 AD  |Er-157m |76(6) ms                   |(9/2+)           |155.4(3) keV
 68  90 AB  |Er-158  |2.29(6) h                  |0+
 68  90 C   |Er-158  |2.2 h                      |0+
 68  91 ABC |Er-159  |36(1) min                  |3/2-
 68  91 AD  |Er-159m1|337(14) ns                 |9/2+             |182.602(24) keV
 68  91 AD  |Er-159m2|590(60) ns                 |11/2-            |429.05(3) keV
 68  92 ABC |Er-160  |28.58(9) h                 |0+
 68  93 ABC |Er-161  |3.21(3) h                  |3/2-
 68  93 AD  |Er-161m |7.5(7) µs                  |11/2-            |396.44(4) keV
 68  94 A   |Er-162  |STABLE [>140E+12 a]        |0+
 68  94 BC  |Er-162  |STABLE                     |0+
 68  95 ABC |Er-163  |75.0(4) min                |5/2-
 68  95 AD  |Er-163m |580(100) ns                |(11/2-)          |445.5(6) keV
 68  96 ABC |Er-164  |STABLE                     |0+
 68  97 ABC |Er-165  |10.36(4) h                 |5/2-
 68  98 ABC |Er-166  |STABLE                     |0+
 68  99 ABC |Er-167  |STABLE                     |7/2+
 68  99 AE  |Er-167m |2.269(6) s                 |1/2-             |207.801(5) keV
 68  99 C   |Er-167m |2.27 s                     |1/2-
 68 100 ABC |Er-168  |STABLE                     |0+
 68 101 AC  |Er-169  |9.40(2) d                  |1/2-
 68 101 B   |Er-169  |9.392(18) d                |1/2-
 68 102 A   |Er-170  |STABLE [>320E+15 a]        |0+
 68 102 BC  |Er-170  |STABLE                     |0+
 68 103 ABC |Er-171  |7.516(2) h                 |5/2-
 68 103 AD  |Er-171m |210(10) ns                 |1/2-             |198.6(1) keV
 68 104 AB  |Er-172  |49.3(3) h                  |0+
 68 104 C   |Er-172  |2.05 d                     |
 68 105 A   |Er-173  |1.434(17) min              |(7/2-)
 68 105 BC  |Er-173  |1.4(1) min                 |(7/2-)
 68 106 AB  |Er-174  |3.2(2) min                 |0+
 68 106 C   |Er-174  |3.1 min                    |
 68 107 AB  |Er-175  |1.2(3) min                 |(9/2+)
 68 107 C   |Er-175  |1.2 min                    |
 68 108 A   |Er-176  |20# s                      |0+
 68 108 B   |Er-176  |~20 s                      |0+
 68 109 A   |Er-177  |3# s                       |1/2-#
 68 109 B   |Er-177  |~3 s                       |

Femto 12:45, 15 November 2005 (UTC)

Talk[edit]


Lose the column "decay energy"[edit]

The list doesn't have "decay energy"! — Preceding unsigned comment added by 59.126.202.81 (talk) 16:03, 22 July 2012 (UTC)