﻿Gases 
  by 
  Collision 
  with 
  Low 
  Electric 
  Forces. 
  1041 
  

  

  Table 
  III. 
  

   S0 
  2 
  . 
  Pressure 
  20 
  mm. 
  

  

  

  X. 
  

  

  •2 
  cm. 
  

  

  "3 
  cm. 
  

  

  •4 
  cm. 
  

  

  1 
  Q 
  - 
  

  

  Dtp. 
  

  

  X/P. 
  

  

  100 
  

  

  11-76 
  

  

  1690 
  

  

  2353 
  

  

  •0043 
  

  

  •0002 
  

  

  5 
  

  

  150 
  

  

  11-90 
  

  

  

  

  

  

  

  200 
  

  

  12-18 
  

  

  17-28 
  

  

  24-39 
  

  

  •0112 
  

  

  •0006 
  

  

  10 
  

  

  250 
  

  

  12-20 
  

  

  

  

  

  

  

  300 
  

  

  1230 
  

  

  17-33 
  

  

  24-66 
  

  

  •0232 
  

  

  •0012 
  

  

  15 
  

  

  350 
  

  

  12-33 
  

  

  

  

  

  

  

  400 
  

  

  12-35 
  

  

  17-45 
  

  

  24-77 
  

  

  •0291 
  

  

  •0015 
  

  

  20 
  

  

  500 
  

  

  1239 
  

  

  17-53 
  

  

  24-87 
  

  

  •0358 
  

  

  •0018 
  

  

  25 
  

  

  800 
  

  

  12-5 
  

  

  17-82 
  

  

  25-19 
  

  

  •0763 
  

  

  •0038 
  

  

  40 
  

  

  1000 
  

  

  12-78 
  

  

  17-95 
  

  

  25-87 
  

  

  •1209 
  

  

  •0060 
  

  

  50 
  

  

  1400 
  

  

  13-48 
  

  

  20-15 
  

  

  27-98 
  

  

  •3642 
  

  

  •0182 
  

  

  70 
  

  

  1500 
  

  

  1398 
  

  

  21-20 
  

  

  29-83 
  

  

  •628 
  

  

  •0314 
  

  

  75 
  

  

  1600 
  

  

  14-60 
  

  

  22-83 
  

  

  33-20 
  

  

  1-211 
  

  

  •0605 
  

  

  80 
  

  

  1700 
  

  

  15-50 
  

  

  25-45 
  

  

  37-29 
  

  

  ! 
  1-703 
  

  

  •0851 
  

  

  85 
  

  

  1800 
  

  

  16-45 
  

  

  28-40 
  

  

  43-40 
  

  

  1 
  2-473 
  

  

  •1236 
  

  

  90 
  

  

  1900 
  

  

  1819 
  

  

  32-55 
  

  

  52-24 
  

  

  : 
  3-135 
  

  

  •1568 
  

  

  95 
  

  

  2000 
  

  

  19-50 
  

  

  37-88 
  

  

  64-86 
  

  

  | 
  4-218 
  

  

  •2109 
  

  

  100 
  

  

  2100 
  

  

  21-78 
  

  

  44-65 
  

  

  84-85 
  

  

  5-313 
  

  

  •2656 
  

  

  105 
  

  

  2200 
  

  

  24-70 
  

  

  55-82 
  

  

  114-9 
  

  

  6-473 
  

  

  •3236 
  

  

  110 
  

  

  2300 
  

  

  28-75 
  

  

  82-08 
  

  

  161-7 
  

  

  7-652 
  

  

  •3826 
  

  

  115 
  

  

  2400 
  

  

  32-45 
  

  

  106-3 
  

  

  237-9 
  

  

  9-226 
  

  

  •4613 
  

  

  120 
  

  

  2500 
  

  

  38-31 
  

  

  143-7 
  

  

  367-3 
  

  

  ; 
  10-753 
  

  

  •5376 
  

  

  125 
  

  

  2000 
  

  

  45-85 
  

  

  232-1 
  

  

  

  15-872 
  

  

  •7936 
  

  

  130 
  

  

  2700 
  

  

  58-30 
  

  

  339-8 
  

  

  

  17-352 
  

  

  •8676 
  

  

  135 
  

  

  2800 
  

  

  71-28 
  

  

  

  

  

  

  

  2900 
  

  

  91-18 
  

  

  

  

  

  

  

  3000 
  

  

  117-1 
  

  

  

  

  

  

  

  3100 
  

  

  151-4 
  

  

  

  

  

  

  

  3200 
  

  

  202-3 
  

  

  

  

  

  

  

  The 
  experiments 
  differ 
  from 
  those 
  made 
  by 
  Barss 
  in 
  trie 
  

   manner 
  in 
  which 
  the 
  radioactive 
  matter 
  is 
  distributed. 
  

  

  Barss 
  has 
  a 
  plate 
  G 
  connected 
  with 
  the 
  electrometer 
  and 
  

   a 
  movable 
  plate 
  1 
  coated 
  with 
  uranium 
  oxide. 
  

  

  a/p=f(X/p) 
  for 
  S0 
  2 
  . 
  

  

  A 
  further 
  investigation 
  was 
  made 
  to 
  determine 
  the 
  curve 
  

   connecting 
  ujp 
  and 
  X//> 
  for 
  S0 
  2 
  , 
  for 
  a 
  large 
  range 
  of 
  

   values 
  of 
  the 
  ratio 
  X//>. 
  

  

  

  