Synchronous micromechanically resonant programmable photonic circuits

Abstract Programmable photonic integrated circuits (PICs) are emerging as powerful tools for control of light, with applications in quantum information processing, optical range finding, and artificial intelligence. Low-power implementations of these PICs involve micromechanical structures driven ca...

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Main Authors: Mark Dong, Julia M. Boyle, Kevin J. Palm, Matthew Zimmermann, Alex Witte, Andrew J. Leenheer, Daniel Dominguez, Gerald Gilbert, Matt Eichenfield, Dirk Englund
Format: Article
Language:English
Published: Nature Portfolio 2023-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-42866-3
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author Mark Dong
Julia M. Boyle
Kevin J. Palm
Matthew Zimmermann
Alex Witte
Andrew J. Leenheer
Daniel Dominguez
Gerald Gilbert
Matt Eichenfield
Dirk Englund
author_facet Mark Dong
Julia M. Boyle
Kevin J. Palm
Matthew Zimmermann
Alex Witte
Andrew J. Leenheer
Daniel Dominguez
Gerald Gilbert
Matt Eichenfield
Dirk Englund
author_sort Mark Dong
collection DOAJ
description Abstract Programmable photonic integrated circuits (PICs) are emerging as powerful tools for control of light, with applications in quantum information processing, optical range finding, and artificial intelligence. Low-power implementations of these PICs involve micromechanical structures driven capacitively or piezoelectrically but are often limited in modulation bandwidth by mechanical resonances and high operating voltages. Here we introduce a synchronous, micromechanically resonant design architecture for programmable PICs and a proof-of-principle 1×8 photonic switch using piezoelectric optical phase shifters. Our design purposefully exploits high-frequency mechanical resonances and optically broadband components for larger modulation responses on the order of the mechanical quality factor Q m while maintaining fast switching speeds. We experimentally show switching cycles of all 8 channels spaced by approximately 11 ns and operating at 4.6 dB average modulation enhancement. Future advances in micromechanical devices with high Q m , which can exceed 10000, should enable an improved series of low-voltage and high-speed programmable PICs.
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spelling doaj.art-f0efa5666cae4a499b5c9c03d86b72f12023-11-26T13:46:02ZengNature PortfolioNature Communications2041-17232023-11-011411810.1038/s41467-023-42866-3Synchronous micromechanically resonant programmable photonic circuitsMark Dong0Julia M. Boyle1Kevin J. Palm2Matthew Zimmermann3Alex Witte4Andrew J. Leenheer5Daniel Dominguez6Gerald Gilbert7Matt Eichenfield8Dirk Englund9The MITRE CorporationThe MITRE CorporationThe MITRE CorporationThe MITRE CorporationThe MITRE CorporationSandia National LaboratoriesSandia National LaboratoriesThe MITRE CorporationSandia National LaboratoriesResearch Laboratory of Electronics, Massachusetts Institute of TechnologyAbstract Programmable photonic integrated circuits (PICs) are emerging as powerful tools for control of light, with applications in quantum information processing, optical range finding, and artificial intelligence. Low-power implementations of these PICs involve micromechanical structures driven capacitively or piezoelectrically but are often limited in modulation bandwidth by mechanical resonances and high operating voltages. Here we introduce a synchronous, micromechanically resonant design architecture for programmable PICs and a proof-of-principle 1×8 photonic switch using piezoelectric optical phase shifters. Our design purposefully exploits high-frequency mechanical resonances and optically broadband components for larger modulation responses on the order of the mechanical quality factor Q m while maintaining fast switching speeds. We experimentally show switching cycles of all 8 channels spaced by approximately 11 ns and operating at 4.6 dB average modulation enhancement. Future advances in micromechanical devices with high Q m , which can exceed 10000, should enable an improved series of low-voltage and high-speed programmable PICs.https://doi.org/10.1038/s41467-023-42866-3
spellingShingle Mark Dong
Julia M. Boyle
Kevin J. Palm
Matthew Zimmermann
Alex Witte
Andrew J. Leenheer
Daniel Dominguez
Gerald Gilbert
Matt Eichenfield
Dirk Englund
Synchronous micromechanically resonant programmable photonic circuits
Nature Communications
title Synchronous micromechanically resonant programmable photonic circuits
title_full Synchronous micromechanically resonant programmable photonic circuits
title_fullStr Synchronous micromechanically resonant programmable photonic circuits
title_full_unstemmed Synchronous micromechanically resonant programmable photonic circuits
title_short Synchronous micromechanically resonant programmable photonic circuits
title_sort synchronous micromechanically resonant programmable photonic circuits
url https://doi.org/10.1038/s41467-023-42866-3
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