# All-optical nonlinear activation function for photonic neural networks [Invited]

> Research article (Optical Materials Express, 2018) · cited 225× · AI/ML

**Wikidata**: [openalex:W2900709571](https://www.wikidata.org/wiki/openalex:W2900709571)  
**Source**: https://4ort.xyz/entity/all-optical-nonlinear-activation-function-for-photonic-neural-networks-invited