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Figure 8
Dependence of the measurable amplitude of the recorded time-resolved signal on the X-ray photon flux reaching the APD detector. (a) Calculated amplitude of the time-resolved signal, normalized to the maximum amplitude as a function of the photon flux reaching the APD detector. A decrease of the measurable amplitude for higher photon fluxes, due to the increasingly high probability of multiphoton events, can be observed. (b) Measured error in the detected amplitude as a function of the photon flux. The white background identifies the linear regime, the light blue background the semi-linear regime, and the dark blue background the non-linear regime.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
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