Ultrafast nanoscale imaging using high order harmonic generation

  • Willem Boutu
  • , David Gauthier
  • , Xunyou Ge
  • , Fan Wang
  • , Aura Ines Gonzalez
  • , Benjamin Barbrel
  • , Ana Borta
  • , Mathieu Ducousso
  • , Bertrand Carré
  • , Hamed Merdji

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Coherent diffractive imaging using soft and hard X-rays ultrashort pulses is a promising technique to study ultrafast dynamics in non crystalline objects. However, up to now, it was limited to large scale facilities such as free electron lasers. We developed an optimized table-top soft X-ray source, based on high order harmonic generation. It produces a high intensity femtosecond coherent beam, with up to 1×1011 photons per shot at the source at λ = 32 nm.We recently demonstrated nanoscale imaging in single laser shot mode, with femtosecond time resolution. This opens fascinating perspectives in imaging dynamical phenomena to be spread over a large scientific community. First preliminary results in the investigation of femtosecond spin-reversals of magnetic nano-domains and ultrasfast molecular rearrangements are presented.

Original languageEnglish
Title of host publicationMultiphoton Processes and Attosecond Physics - Proceedings of the 12th Int. Conference on Multiphoton Processes, ICOMP 2011 and the 3rd International Conference on Attosecond Physics, ATTO 2011
PublisherSpringer Science and Business Media, LLC
Pages391-399
Number of pages9
ISBN (Print)9783642289477
DOIs
Publication statusPublished - 1 Jan 2012
Externally publishedYes
Event12th International Conference on Multiphoton Processes, ICOMP 2011 and the 3rd International Conference on Attosecond Physics, ATTO 2011 - Sapporo, Hokkaido, Japan
Duration: 3 Jul 20118 Jul 2011

Publication series

NameSpringer Proceedings in Physics
Volume125
ISSN (Print)0930-8989
ISSN (Electronic)1867-4941

Conference

Conference12th International Conference on Multiphoton Processes, ICOMP 2011 and the 3rd International Conference on Attosecond Physics, ATTO 2011
Country/TerritoryJapan
CitySapporo, Hokkaido
Period3/07/118/07/11

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