﻿Ionization by Alpha Rays. 



467 





Aluminium 



below. 





















1-20 



1-55 



1-98 



2- 



15 



2 



29 



2 



60 





sum 



diff. 



sum 



diff. 



sum 



diff. 



sum 



diff. 



sum 



diff. 



sum 



diff. I 





4-04 



52 



4-o0 



0-46 



533 



0-55 



5-58 



0-48 



5-72 



0-50 



6-36 



0-50 





4-43 



053 



4-95 



0-47 



5-73 



053 



5-98 



0-48 



6-13 



0-51 



6-75 



0-51 





4-88 



0-58 



5-47 



051 



631 



0-51 



6'53 



0-49 



670 



0-50 



731 



0-51 





5-40 



060 



6-09 



0-57 



7-02 



056 



7-27 



0-51 



742 



0-48 



805 



0-55 





5-91 



0-63 



672 



0-60 



7-79 



0-59 



8-10 



0-54 



S-22 



048 



8-94 



0-54 





6-43 



0-67 



742 



0-66 



8-66 



0-62 



9-02 



0-58 



9-23 



0-51 



10-00 



0-60 





692 



0-70 



811 



0-71 



9-61 



069 



10-07 



063 



10-26 



0-62 



11-18 



0-62 



Aluminium above. 





1-1 



7 



1-33 



1-0 



5 



1-90 



2- 



48 





sum 



diff. 



sum 



diff. 

 0-40 



sum 

 5-28 



diff. 



sum 



diff. 



sum 

 0-83 



diff. 

 045 





5-24 



0-49 



4-59 



0-46 



571 



.041 





5-83 



048 



5'06 



0-43 



5-76 



0-50 



616 



0-44 



7-15 



0-45 





6-46 



050 



5-61 



0-46 



644 



050 



679 



47 



7 59 



0-44 





7-13 



052 



624 



048 



7-23 



0-57 



7-54 



0-49 



8-31 



0-45 





7-87 



054 



6-87 



0-53 



8 04 



0-63 



8-43 



Q-50 



9-2$ 



,0-48 





8-60 



056 



7-52 



056 



8-91 



0-72 



9-45 



0-.57 



10-36 



51 





9'34 



062 



8-21 



061 



9-87 



0-76 



10-52 



0-60 



11-61 



060 : 



Table IV. — G-old above and belo 



w. 



V = 20. 

 V=30. 

 V=40. 



V = 50. 

 V=60. 

 V=70. 

 V=80. 



0-53 



sum diff. 



2-50 0-26 



2-72 0-24 



2-70 0-24 



307 023 



3-22 022 



3-33 0-21 



3 43 019 



1-06 



sum 



diff 



3-30 



0--30 



3-71 



0-25 



4-08 



024 



4-46 



024 



4-82 



022 



5-18 



020 



5-51 



,„ 



1-38 



sum diff. 



4' 19 0-45 



461 0-45 



508 044 



559 0-43 



6-12 044 



665 045 



20 



2-43 



sum diff. sum diff. ; 



5-05 0-451 5-74 044 



i 



5-51 0-45! 6-21 043 



6-04 0-46 674 044 



667 0-43 742 0-42 



7-42 0-42 822 0»38 



8*20 040 915 ; 41 



•21 0-43 9(4 0-44 iO-J.9 0-39 



•2 I 2 



