sˌʌm ʌvðɪ ˈɪnsɪdənt ᵻlˈɛktɹɑːn ˈɛnɚdʒi ɪz lˈɔst θɹuː ðə pɹədˈʌkʃən ʌv ˈɛksɹˈeɪz ænd sˈɛkəndɚɹi ᵻlˈɛktɹɑːn ɪmˈɪʃən.
Some of the incident electron energy is lost through the production of X-rays and secondary electron emission.