Broadband infrared light source by simultaneous parametric down-conversion

Abstract Spontaneous parametric down-conversion is an essential tool for a quantum light source in the infrared region ranging 2–5 µm for the purpose of material identification, chemical analysis, and gas sensing. So far, photon pairs from the process in a nonlinear crystal have low tunability and a...

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Bibliographic Details
Main Authors: Masayuki Hojo, Koichiro Tanaka
Format: Article
Language:English
Published: Nature Publishing Group 2021-09-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-97531-w