# Highly Sensitive Detection of Infrared Photons by Nondegenerate Two-Photon Absorption Under Midinfrared Pumping

> Research article (Physical Review Applied, 2020) · cited 18× · AI/ML

**Wikidata**: [openalex:W3111851167](https://www.wikidata.org/wiki/openalex:W3111851167)  
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