Control of coherent extreme-ultraviolet emission around atomic potential through laser chirp

Substantial neutral atoms can tunnel to excited states in an intense laser field and subsequently generate coherent emission through free induction decay. We experimentally observe an enhanced coherent emission in the harmonic slightly below the threshold, which is consistent with the free induction...

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Bibliographic Details
Main Authors: Chun Yang, Zhiyuan Lou, Fan Yang, Xiaochun Ge, Yinghui Zheng, Zhinan Zeng, Ruxin Li
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-10-01
Series:Frontiers in Physics
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphy.2022.990002/full