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. Author manuscript; available in PMC: 2021 Sep 1.
Published in final edited form as: IEEE J Solid-State Circuits. 2020 Jul 9;55(9):2567–2582. doi: 10.1109/jssc.2020.3005816

Fig. 1.

Fig. 1.

(a) Chip micrograph (10 × 20 mm2) along with a false colored scanning electron microscope (SEM) image of the 4,096 Al pads before post fabrication of PtB electrodes. (b) Block diagram of an active pixel circuit.