Excitation cross section of the niobium atom

1982 ◽  
Vol 36 (2) ◽  
pp. 136-140
Author(s):  
A. N. Kuchenev ◽  
Yu. M. Smirnov
Author(s):  
M. Isaacson

In an earlier paper1 it was found that to a good approximation, the efficiency of collection of electrons that had lost energy due to an inner shell excitation could be written as where σE was the total excitation cross-section and σE(θ, Δ) was the integral cross-section for scattering within an angle θ and with an energy loss up to an energy Δ from the excitation edge, EE. We then obtained: where , with P being the momentum of the incident electron of velocity v. The parameter r was due to the assumption that d2σ/dEdΩ∞E−r for energy loss E. In reference 1 it was assumed that r was a constant.


1965 ◽  
Vol 137 (2A) ◽  
pp. A388-A391 ◽  
Author(s):  
Larry L. Barnes ◽  
Neal F. Lane ◽  
Chun C. Lin

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