A collaborative of Russian and Italian scientists has created a neural network based on polymeric memristors, devices that can potentially be used to build fundamentally new computers. According to the researchers, these developments have applications in systems for machine vision, hearing, and other sensory organs, and also intelligent control systems for various devices, including autonomous robots.
https://www.sciencedirect.com/science/article/abs/pii/S1566119915002633
Mind you, this is an old article.
More recent mentioning:
https://www.mdpi.com/2079-4991/13/5/803