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Absolute spectroscopy near 7.8 μm with a comb-locked extended-cavity quantum-cascade-laser

We report for the first time the frequency locking of an extended-cavity quantum-cascade-laser (EC-QCL) to a near-infrared frequency comb. The locked laser source is exploited to carry out molecular spectroscopy around 7.8 μm with a line-centre frequency combined uncertainty of ~63 kHz. The strength...

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Dettagli Bibliografici
Pubblicato in:Sci Rep
Autori principali: Lamperti, Marco, AlSaif, Bidoor, Gatti, Davide, Fermann, Martin, Laporta, Paolo, Farooq, Aamir, Marangoni, Marco
Natura: Artigo
Lingua:Inglês
Pubblicazione: Nature Publishing Group UK 2018
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC5778009/
https://ncbi.nlm.nih.gov/pubmed/29358712
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/s41598-018-19188-2
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