X-ray Electrons. 



1123 



V. 



Origin of electron. 



Agency 



of 

 ejection. 



v expected from 

 origin and agency. 









Molybdenum (oxide). 





s. 



361 





L Ring 





MoK a 



MoKa- SrL= 364 



s. 



491 



{ 



L Ring 

 outer or free 





MoK;s 



MoK tt 



MoK i 8-SrL = 416 



MoKa =424 



T.f. 



475 





outer or free 





MoK^s 



MoK/3 = 476 









Tungstek (oxide). 





s. 



164 





M Ring 





WL a 



WL a -WM=162 



s. 



203 



{ 



M Ring 

 ©uter or free 





WL a 



WL/3 -WM= 202 

 WL a =202 



s. 



241 



{ 



M Ring 

 Outer or free 





WL 7 

 WL/3 



WL y -WM=242 

 WL/3 =242 



v.f. 



277 





outer or free 





WL Y 



WL V = 282 



f. 



330 





? 









s. 



445 





M Ring 





RbK a 



RhKa- M =450 



f. 



494 





outer or free 





RhK a 



RhKa = 490 



v.f. 



544 





outer or free 





RhK/3 



RhK/3 = 551 









(Much 



general fog.) 











Bismuth 



(oxide). 







207 





M Ring 





WL a 



BiL a -BiM = 204 





260 



{ 



M Ring 

 outer or free 





WL,3 



WL a 



BiL i s-BiM = 260 

 BiL a =260 





312 



{ 



M Ring 

 outer or free 





WLy 



WL/3 



BiL y -BiM=316 

 BiL^ =316 



f. 



368 





outer or free 





Wly 



BiLy = 372 



f. 



479 



{ 



IS Ring 

 outer or free 



1 



RhKa 1 



RhK a -BiN=484 

 RhKa =490 



f. 



538 



{ 



N Ring 

 outer or free 



} 



KhK/3 j 



RhKj3-BiN=545 

 RhK/3 =551 









(Much 



general fog.) 





The explanation of most o£ the bands observed is possible 

 by applying the energy-difference relations suggested by 

 Rutherford in 1914 for the /3-rays and applied by de 

 Broglie to his experiments. There are some lines, how- 

 ever, which are somewhat ambiguous. It will be assumed 



4C 2 



