Power-dependent coupling and fast switching in distributed coupling to ZnO waveguides

  • R. M. Fortenberry
  • , R. Moshrefzadeh
  • , G. Assanto
  • , Xu Mai
  • , E. M. Wright
  • , C. T. Seaton
  • , G. I. Stegeman

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

A 20-fold decrease in the efficiency of prism coupling into low-loss ZnO waveguides was found with increasing incident power at 0.532 μm. All-optical switching in the temporal envelope of 10 ns laser pulses was interpreted theoretically in terms of an absorptive nonlinearity with a relaxation time much slower than the pulse width.

Original languageEnglish (US)
Pages (from-to)687-689
Number of pages3
JournalApplied Physics Letters
Volume49
Issue number12
DOIs
StatePublished - 1986

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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