Background reading

Background readings in Ann Arbor, MI

Background reading in Ann Arbor.

This background reading is basically the same around the world.


Energy (keV)Expected energy% differenceID
186.4185.7-0.37%U-235
238.2238.60.18%Pb-212
295.9295.2-0.24%Pb-214
337.7338.50.23%Ac-228
351.7352.0.09%Pb-214
463.2463.-0.04%Ac-228
511.510.7-0.06%Tl-208
582.7583.20.09%Tl-208
608.6609.30.12%Bi-214
664.3665.80.22%Bi-214
726.1727.20.15%Bi-212
765.9765.8-0.01%Nb-95
783.8782.-0.23%Ac-228
793.8795.0.15%Ac-228
803.8806.0.28%Bi-214
833.6836.0.28%Ac-228
859.5860.0.06%Tl-208
909.3911.0.19%ac-228
931.2934.0.3%Bi-214
967.1969.0.2%Ac-228
998.91004.0.51%Tl-208
1118.41120.40.18%Bi-214
1152.31155.30.26%Bi-214
1170.21171.10.08%Pa-234
1235.91237.30.11%Pa-234
1277.71281.10.26%Bi-214
1329.5.0.%Unidentified
1375.31377.70.17%Bi-214
1405.21408.0.2%Bi-214
1457.1461.0.28%K-40
1488.81495.80.47%Ac-228
1588.41590.0.1%Tl-210
1618.31620.50.14%Bi-212
1628.2.0.%Unidentified
1658.11661.20.19%Bi-214
1727.81730.90.18%Ac-228
1761.71768.0.36%Pa-234
1845.31849.80.24%Pa-234
2102.22103.50.06%Tl-208 Single Escape
2116.2.0.%Unidentified
2201.8.0.%Unidentified
2444.8.0.%Unidentified
2612.2614.50.09%Tl-208
  1. LBNL Isotopes Project