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. 2026 Mar 6;12(10):eaeb5852. doi: 10.1126/sciadv.aeb5852

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Fig. 1. — (A) Conceptual illustration of amplifying weak electrophysiological signal via a high-gain flexible amplifier for subsequent signal processing. (B) Schematic illustration and (C) optical microscope image of a flexible CNT-TFT. Scale bar, 10 μm. (D) Scanning electron microscopy image of the CNT networks in the channel. Scale bar, 200 nm. Photograph of flexible CNT-TFTs attached to the surface of (E) a cortical phantom and (F) a badge. Scale bars, 2 cm (E) and 5 mm (F). (G) Transfer characteristics of a flexible CNT-TFT before and after 40, 100, and 200 bending cycles at a fixed radius of 2.5 mm.