Figure 1
From: InGaP (GaInP) mesa p-i-n photodiodes for X-ray photon counting spectroscopy

Dark (empty symbols) and 55Fe illuminated (filled symbols) current measurements as functions of applied reverse bias for the (a) 200 µm diameter, D1 (squares), and (b) 400 µm diameter, D3 (circles) In0.5Ga0.5P devices at room temperature.