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Miniature ultrasound detector arrays in silicon photonics using amplitude transmission monitoring

Yoav Hazan, Michael Nagli, Ahiad Levi, Amir Rosenthal

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

Abstract

Silicon-photonics is a new ultrasound-detection technology, based on optical resonators, with unparalleled miniaturization levels, sensitivities, bandwidths, and capable of producing dense resonator arrays. Conventional techniques, based on tuning a continuous-wave laser to the resonator wavelength, are not scalable due to the wavelength disparity between the resonators, requiring a separate laser for each resonator. In this work, we show that also the Q-factor and transmission peak of silicon-based resonators can be pressure sensitive, develop a readout scheme based on monitoring the amplitude transmission, and demonstrate its compatibility with optoacoustic tomography.

Original languageEnglish
Title of host publicationOpto-Acoustic Methods and Applications in Biophotonics VI
EditorsChulhong Kim, Jan Laufer, Vasilis Ntziachristos, Roger J. Zemp
ISBN (Electronic)9781510664715
DOIs
StatePublished - 2023
EventOpto-Acoustic Methods and Applications in Biophotonics VI 2023 - Munich, Germany
Duration: 25 Jun 202326 Jun 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12631

Conference

ConferenceOpto-Acoustic Methods and Applications in Biophotonics VI 2023
Country/TerritoryGermany
CityMunich
Period25/06/2326/06/23

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Applied Mathematics
  • Electrical and Electronic Engineering
  • Computer Science Applications

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