Origins of luminescence
Cathodoluminescence - physical principles and detection systems
Article REF: P3792 V1
Origins of luminescence
Cathodoluminescence - physical principles and detection systems

Author : Brigitte SIEBER

Publication date: June 10, 2012 | Lire en français

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1. Origins of luminescence

First of all, we'll look at the origins of the luminescence process, sometimes called fluorescence.

1.1 Electron-matter interactions

Two types of interaction are produced when an electron beam penetrates a solid sample [P 865] and figure 1 :

  • Elastic electron-core interactions that deviate the trajectory of incident electrons....

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