Abstract
It is analytically shown that the total absorption of the hadron component of extensive air showers and the transition to the pure electromagnetic cascade cannot cause the observed sharp knee in the cosmic ray energy spectrum. This fact and the absence of proved nuclear models allow the conclusion that the knee origin is astrophysical.
Full Text 
Sign-in/Register to access full text options
Sign-in/Register to access full text options 
Published version (
Free)
Free) 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
