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Comparison of amplification via the acousto-electric effect of Rayleigh and Leaky-SAW modes in a monolithic surface InP:InGaAs/lithium niobate heterostructure

  • Aleem M. Siddiqui
  • , Lisa P. Hackett
  • , Daniel Dominguez
  • , Anna Tauke-Pedretti
  • , Tom Friedmann
  • , Gregory Peake
  • , Michael R. Miller
  • , James K. Douglas
  • , Matt Eichenfield

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

This paper demonstrates a monolithic surface acoustic wave amplifier fabricated by state-of-the-art heterogenous integration of a III-V InGaAs-based epitaxial material stack and LiNbO3. We compare amplification of Raleigh-SAW and leaky-SAW modes on a on Y-cut, X-propagating delay line amplifier. Due to the superior properties of the materials employed, we observe a net terminal gain of 3dB for an LSAW overtone mode This platform enables further advances in active and non-reciprocal piezoelectric acoustic devices.
Original languageEnglish
Pages (from-to)58-65
Number of pages8
JournalFerroelectrics
Volume557
Issue number1
DOIs
StatePublished - Mar 11 2020
Externally publishedYes

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