﻿Analysis 
  of 
  fi 
  Rays 
  from 
  Radium 
  B 
  and 
  Radium 
  C. 
  725 
  

   Table 
  II. 
  

   Groups 
  of 
  rays 
  from 
  Radium 
  C. 
  

  

  No. 
  

  

  II. 
  

  

  Int/. 
  

  

  1 
  . 
  

   2 
  

  

  3 
  ' 
  

  

  4 
  . 
  

  

  5 
  . 
  

   6A 
  

  

  7 
  . 
  

  

  8 
  . 
  

  

  9 
  . 
  

  

  10 
  . 
  

  

  11 
  . 
  

  

  12 
  JB 
  

  

  13 
  . 
  

  

  14 
  C 
  

  

  15 
  . 
  

  

  16 
  . 
  

  

  17 
  . 
  

  

  18 
  . 
  

  

  19 
  . 
  

  

  20 
  D 
  

  

  21 
  . 
  

  

  22 
  E 
  

  

  23 
  ., 
  

  

  24 
  . 
  

  

  25 
  ., 
  

  

  26 
  F 
  

  

  27 
  .. 
  

  

  28 
  .. 
  

  

  29 
  G 
  

  

  30 
  . 
  

  

  31 
  ., 
  

  

  32 
  . 
  

  

  33 
  .. 
  

  

  34 
  .. 
  

  

  35 
  H 
  

  

  36 
  .. 
  

  

  37 
  .. 
  

  

  38 
  K 
  

  

  39 
  .. 
  

  

  40 
  .. 
  

  

  41 
  .. 
  

  

  42 
  .. 
  

  

  43 
  ., 
  

  

  44 
  L 
  

  

  45 
  M 
  

  

  46 
  N 
  

  

  47 
  .. 
  

  

  48 
  ., 
  

  

  III. 
  

  

  IV. 
  

  

  VI. 
  

  

  Kp. 
  

  

  f. 
  

  

  9965 
  

  

  f. 
  

  

  9605 
  

  

  f. 
  

  

  9375 
  

  

  f. 
  

  

  9115 
  

  

  f. 
  

  

  S835 
  

  

  m.f. 
  

  

  8530 
  

  

  f. 
  

  

  8260 
  

  

  f. 
  

  

  8050 
  

  

  f. 
  

  

  7820 
  

  

  f. 
  

  

  7650 
  

  

  f. 
  

  

  7490 
  i 
  

  

  m.f. 
  

  

  7335 
  ! 
  

  

  f. 
  

  

  7200 
  

  

  m. 
  

  

  7060 
  ! 
  

  

  f. 
  

  

  6910 
  

  

  f. 
  

  

  6760 
  

  

  f. 
  

  

  6616 
  

  

  fe 
  

  

  6483 
  

  

  f. 
  

  

  6310 
  

  

  m. 
  

  

  6160 
  

  

  f. 
  

  

  6000 
  

  

  m.s. 
  

  

  5880 
  

  

  f. 
  

  

  5720 
  

  

  f. 
  

  

  5520 
  

  

  T.f. 
  

  

  5386 
  

  

  m. 
  

  

  5255 
  

  

  f. 
  

  

  5110 
  

  

  f. 
  

  

  4990 
  

  

  m.s. 
  

  

  4840 
  

  

  m.f. 
  

  

  4380 
  

  

  m.f. 
  

  

  4180 
  

  

  m.f. 
  

  

  3900 
  

  

  m.f. 
  

  

  3555 
  

  

  m.f. 
  

  

  3320 
  

  

  m.s. 
  

  

  3260 
  

  

  m.f. 
  

  

  3160 
  

  

  m.f. 
  

  

  3070 
  

  

  s. 
  

  

  2960 
  

  

  f. 
  

  

  2870 
  

  

  f. 
  

  

  2820 
  

  

  m.f. 
  

  

  2700 
  

  

  f. 
  

  

  2530 
  

  

  f. 
  

  

  2235 
  

  

  m. 
  

  

  2080 
  

  

  m. 
  

  

  1918 
  

  

  m. 
  

  

  1550 
  

  

  f. 
  

  

  1440 
  

  

  f. 
  

  

  1380 
  

  

  •9858 
  

  

  •9850 
  

  

  •9840 
  

  

  •9830 
  

  

  •9822 
  

  

  •9808 
  

  

  ■9797 
  

  

  •9786 
  

  

  •9773 
  

  

  •9764 
  

  

  •9754 
  

  

  •9744 
  

  

  •9734 
  

  

  •9724 
  

  

  •9712 
  

  

  •9700 
  

  

  •9687 
  

  

  •9676 
  

  

  •9658 
  

  

  •9643 
  

  

  •9624 
  

  

  •9610 
  

  

  •959 
  

  

  •956 
  

  

  •954 
  

  

  •952 
  

  

  •949 
  

  

  •947 
  

  

  •946 
  

  

  •933 
  

  

  •927 
  

  

  •917 
  

  

  •903 
  

  

  •891 
  

  

  •887 
  

  

  •881 
  

  

  •876 
  

  

  •868 
  

  

  •861 
  

  

  •857 
  

  

  •847 
  

  

  •831 
  

  

  •797 
  

  

  •776 
  

  

  •750 
  

  

  •675 
  

  

  •648 
  

  

  •632 
  

  

  Observed 
  

   Energy 
  

   ^10 
  13 
  e. 
  

  

  25-25 
  

  

  2449 
  

  

  23-51 
  

  

  22-73 
  

  

  21-91 
  

  

  2102 
  

  

  20-22 
  

  

  19-61 
  

  

  18-93 
  

  

  18-43 
  

  

  17-96 
  

  

  17-51 
  

  

  1741 
  

  

  16-71 
  

  

  16-28 
  

  

  15-83 
  

  

  15-42 
  

  

  15-03 
  

  

  14-52 
  

  

  14-09 
  

  

  13-63 
  

  

  13-28 
  

  

  12-82 
  

  

  12-24 
  

  

  11-86 
  

  

  11-49 
  

  

  11-07 
  

  

  10-73 
  

  

  10-31 
  

  

  8-91 
  

  

  8-45 
  

  

  7-68 
  

  

  6-74 
  

  

  6-11 
  

  

  5 
  94 
  

  

  5-67 
  

  

  5-44 
  

  

  5-16 
  

  

  4-91 
  

  

  4-79 
  

  

  4-48 
  

  

  4-05 
  

  

  333 
  

  

  2-96 
  

  

  2-59 
  

  

  1-81 
  

  

  1-59 
  

  

  1-49 
  

  

  Multiple 
  

   ofE 
  r 
  

  

  59 
  

   57 
  

   55 
  

   53 
  

   51 
  

   49 
  

   47 
  

   46 
  

   44 
  

   43 
  

   42 
  

   41 
  

   40 
  

   39 
  

   38 
  

   37 
  

   36 
  

   35 
  

   34 
  

   33 
  

   32 
  

   31 
  

   30 
  

   29 
  

   28 
  

   27 
  

   26 
  

   25 
  

   24 
  

  

  VII. 
  

  

  Calculated 
  

   Energy 
  

   4-10 
  13 
  e. 
  

  

  25-30 
  

   24-45 
  

   23-59 
  

   22-73 
  

   2188 
  

   20-99 
  

   20-13 
  

   19-70 
  

   18-83 
  

   18-40 
  

   17-97 
  

   17-56 
  

   17-14 
  

   16-71 
  

   16-28 
  

   15-85 
  

   15-42 
  

   14-99 
  

   14-56 
  

   14-13 
  

   13-71 
  

   13 
  28 
  

   12-85 
  

   12-42 
  

   11-99 
  

   11-57 
  

   11-14 
  

   10-71 
  

   10-28 
  

  

  Phil. 
  Mag. 
  S. 
  6/ 
  Vol. 
  26. 
  No. 
  154. 
  Oct. 
  1913. 
  3 
  C 
  

  

  