Fig. 1: Fabrication scheme and electrical properties of the s-OOSTs.

a Preparation of dextran/TPU/PTDPPSe-6Si. b Preparation of stretchable SWCNT source/drain (S/D) and gate electrodes/stretchable ion gels. c Removing the water-soluble sacrifice layer to get an intelligent sensing/optoelectronic integrated organic stretchable synapse. d Schematic structure of the s-OOSTs and the molecular formulas of the organic semiconductor and ionic gel. e Transfer curves of the s-OOSTs.