﻿562 
  Mr. 
  K. 
  T. 
  Compton 
  and 
  Prof. 
  0. 
  W. 
  Richardson 
  on 
  

  

  Aluminium. 
  — 
  Table 
  IV. 
  contains 
  the 
  results 
  of* 
  the 
  first 
  

   set 
  of 
  measurements 
  with 
  aluminium. 
  The 
  absolute 
  values 
  

  

  Table 
  TV. 
  Aluminium. 
  

  

  X. 
  

  

  v. 
  

  

  d 
  x 
  . 
  

  

  d 
  r 
  

  

  d. 
  

  

  E. 
  

  

  d 
  

  

  N 
  =E' 
  

  

  200 
  fifi 
  

  

  150 
  (10) 
  13 
  

  

  103 
  

  

  87 
  

  

  95 
  

  

  I'll 
  

  

  85 
  

  

  202 
  

  

  148-5 
  

  

  90 
  

  

  76 
  

  

  82 
  

  

  0-91 
  

  

  90 
  

  

  204 
  

  

  147 
  

  

  85 
  

  

  70 
  

  

  78 
  

  

  0-83 
  

  

  94 
  

  

  208 
  

  

  144 
  

  

  99 
  

  

  92 
  

  

  96 
  

  

  0-91 
  

  

  105 
  

  

  212 
  

  

  141-5 
  

  

  149 
  

  

  130 
  

  

  140 
  

  

  1-25 
  

  

  112 
  

  

  214 
  

  

  140 
  

  

  172 
  

  

  150 
  

  

  161 
  

  

  1-43 
  

  

  113 
  

  

  220 
  

  

  136 
  

  

  249 
  

  

  223 
  

  

  236 
  

  

  2-00 
  

  

  118 
  

  

  224 
  

  

  133-7 
  

  

  319 
  

  

  294 
  

  

  306 
  

  

  2-80 
  

  

  113 
  

  

  226 
  

  

  132-5 
  

  

  343 
  

  

  322 
  

  

  333 
  

  

  2-95 
  

  

  113 
  

  

  228 
  

  

  131-5 
  

  

  363 
  

  

  343 
  

  

  353 
  

  

  345 
  

  

  102 
  

  

  230 
  

  

  130 
  

  

  401 
  

  

  385 
  

  

  393 
  

  

  4-20 
  

  

  93 
  

  

  232 
  

  

  129-2 
  

  

  423 
  

  

  406 
  

  

  415 
  

  

  4-75 
  

  

  87 
  

  

  234 
  

  

  128-2 
  

  

  439 
  

  

  430 
  

  

  435 
  

  

  5-30 
  

  

  82 
  

  

  236 
  

  

  1271 
  

  

  500 
  

  

  481 
  

  

  490 
  

  

  5-90 
  

  

  83 
  

  

  240 
  

  

  125 
  

  

  500 
  

  

  493 
  

  

  497 
  

  

  71 
  

  

  70 
  

  

  242 
  

  

  124 
  

  

  531 
  

  

  518 
  

  

  525 
  

  

  7-7 
  

  

  68 
  

  

  254 
  

  

  118 
  

  

  1300 
  

  

  1200 
  

  

  1250 
  

  

  285 
  

  

  44 
  

  

  265 
  

  

  113-2 
  

  

  518 
  

  

  512 
  

  

  515 
  

  

  18-5 
  

  

  28 
  

  

  275 
  

  

  109 
  

  

  294 
  

  

  287 
  

  

  290 
  

  

  14-5 
  

  

  20 
  

  

  290 
  

  

  103-5 
  

  

  141 
  

  

  140 
  

  

  140 
  

  

  21'2 
  

  

  6-5 
  

  

  313 
  

  

  95-5 
  

  

  82 
  

  

  78 
  

  

  80 
  

  

  55-5 
  

  

  1-5 
  

  

  339 
  

  

  88-5 
  

  

  17 
  

  

  17 
  

  

  17 
  

  

  295 
  

  

  06 
  

  

  366 
  

  

  82 
  

  

  7 
  

  

  7 
  

  

  7 
  

  

  77-5 
  

  

  0-09 
  

  

  Fig. 
  5. 
  

  

  100 
  110 
  120 
  

  

  V 
  (10F 
  

  

  of 
  N 
  for 
  the 
  different 
  metals 
  cannot 
  be 
  compared 
  with 
  

   each 
  other, 
  since 
  the 
  experimental 
  conditions 
  were 
  usually 
  

   altered 
  between 
  each 
  test. 
  The 
  curve 
  is 
  shown 
  in 
  fig. 
  5 
  

  

  