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CMOS compatible integrated all-optical radio frequency spectrum analyzer

  • Marcello Ferrera*
  • , Christian Reimer
  • , Alessia Pasquazi
  • , Marco Peccianti
  • , Matteo Clerici
  • , Lucia Caspani
  • , Sai T. Chu
  • , Brent E. Little
  • , Roberto Morandotti
  • , David J. Moss
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

We report an integrated all-optical radio frequency spectrum analyzer based on a ∼4cm long doped silica glass waveguide, with a bandwidth greater than 2.5 THz. We use this device to characterize the intensity power spectrum of ultrahigh repetition rate mode-locked lasers at repetition rates up to 400 GHz, and observe dynamic noise related behavior not observable with other techniques.

Original languageEnglish
Pages (from-to)21488-21498
Number of pages11
JournalOptics Express
Volume22
Issue number18
DOIs
Publication statusPublished - 8 Sept 2014

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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