Optical foundations illuminated by quantum light

https://www.tuni.fi/en/news/optical-foundations-illuminated-quantum-light

"quantum light with a well-defined photon number behaves differently from standard focused laser beams... measure more complex beams of structured photons... push forward application of observed effect, and potentially bring to light more differences between quantum and classical light fields"

Related: Shaping quantum light unlocks new possibilities for future technologies
https://www.eurekalert.org/news-releases/1108647