Piezo-optomechanical cantilever modulators for VLSI visible photonics

<jats:p> Visible-wavelength very large-scale integration photonic circuits have a potential to play important roles in quantum information and sensing technologies. The realization of scalable, high-speed, and low-loss photonic mesh circuits depends on reliable and well-engineered visible phot...

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Main Authors: Dong, Mark, Heim, David, Witte, Alex, Clark, Genevieve, Leenheer, Andrew J, Dominguez, Daniel, Zimmermann, Matthew, Wen, Y Henry, Gilbert, Gerald, Englund, Dirk, Eichenfield, Matt
Other Authors: Massachusetts Institute of Technology. Research Laboratory of Electronics
Format: Article
Language:English
Published: AIP Publishing 2022
Online Access:https://hdl.handle.net/1721.1/144032
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author Dong, Mark
Heim, David
Witte, Alex
Clark, Genevieve
Leenheer, Andrew J
Dominguez, Daniel
Zimmermann, Matthew
Wen, Y Henry
Gilbert, Gerald
Englund, Dirk
Eichenfield, Matt
author2 Massachusetts Institute of Technology. Research Laboratory of Electronics
author_facet Massachusetts Institute of Technology. Research Laboratory of Electronics
Dong, Mark
Heim, David
Witte, Alex
Clark, Genevieve
Leenheer, Andrew J
Dominguez, Daniel
Zimmermann, Matthew
Wen, Y Henry
Gilbert, Gerald
Englund, Dirk
Eichenfield, Matt
author_sort Dong, Mark
collection MIT
description <jats:p> Visible-wavelength very large-scale integration photonic circuits have a potential to play important roles in quantum information and sensing technologies. The realization of scalable, high-speed, and low-loss photonic mesh circuits depends on reliable and well-engineered visible photonic components. Here, we report a low-voltage optical phase shifter based on piezo-actuated mechanical cantilevers, fabricated on a CMOS compatible, 200 mm wafer-based visible photonics platform. We show linear phase and amplitude modulation with 6 V<jats:sub>π</jats:sub> cm in differential operation, −1.5 to −2 dB insertion loss, and up to 40 dB contrast in the 700–780 nm range. By adjusting selected cantilever parameters, we demonstrate a low-displacement and a high-displacement device, both exhibiting a nearly flat frequency response from DC to a peak mechanical resonance at 23 and 6.8 MHz respectively, which, through resonant enhancement of Q ∼ 40, further decreases the operating voltage down to 0.15 V<jats:sub>π</jats:sub> cm. </jats:p>
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spelling mit-1721.1/1440322023-02-01T21:39:18Z Piezo-optomechanical cantilever modulators for VLSI visible photonics Dong, Mark Heim, David Witte, Alex Clark, Genevieve Leenheer, Andrew J Dominguez, Daniel Zimmermann, Matthew Wen, Y Henry Gilbert, Gerald Englund, Dirk Eichenfield, Matt Massachusetts Institute of Technology. Research Laboratory of Electronics <jats:p> Visible-wavelength very large-scale integration photonic circuits have a potential to play important roles in quantum information and sensing technologies. The realization of scalable, high-speed, and low-loss photonic mesh circuits depends on reliable and well-engineered visible photonic components. Here, we report a low-voltage optical phase shifter based on piezo-actuated mechanical cantilevers, fabricated on a CMOS compatible, 200 mm wafer-based visible photonics platform. We show linear phase and amplitude modulation with 6 V<jats:sub>π</jats:sub> cm in differential operation, −1.5 to −2 dB insertion loss, and up to 40 dB contrast in the 700–780 nm range. By adjusting selected cantilever parameters, we demonstrate a low-displacement and a high-displacement device, both exhibiting a nearly flat frequency response from DC to a peak mechanical resonance at 23 and 6.8 MHz respectively, which, through resonant enhancement of Q ∼ 40, further decreases the operating voltage down to 0.15 V<jats:sub>π</jats:sub> cm. </jats:p> 2022-07-25T17:23:58Z 2022-07-25T17:23:58Z 2022-05-01 2022-07-25T17:20:29Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/144032 Dong, Mark, Heim, David, Witte, Alex, Clark, Genevieve, Leenheer, Andrew J et al. 2022. "Piezo-optomechanical cantilever modulators for VLSI visible photonics." APL Photonics, 7 (5). en 10.1063/5.0088424 APL Photonics Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf AIP Publishing arXiv
spellingShingle Dong, Mark
Heim, David
Witte, Alex
Clark, Genevieve
Leenheer, Andrew J
Dominguez, Daniel
Zimmermann, Matthew
Wen, Y Henry
Gilbert, Gerald
Englund, Dirk
Eichenfield, Matt
Piezo-optomechanical cantilever modulators for VLSI visible photonics
title Piezo-optomechanical cantilever modulators for VLSI visible photonics
title_full Piezo-optomechanical cantilever modulators for VLSI visible photonics
title_fullStr Piezo-optomechanical cantilever modulators for VLSI visible photonics
title_full_unstemmed Piezo-optomechanical cantilever modulators for VLSI visible photonics
title_short Piezo-optomechanical cantilever modulators for VLSI visible photonics
title_sort piezo optomechanical cantilever modulators for vlsi visible photonics
url https://hdl.handle.net/1721.1/144032
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