Roadmapping the next generation of silicon photonics

Abstract Silicon photonics has developed into a mainstream technology driven by advances in optical communications. The current generation has led to a proliferation of integrated photonic devices from thousands to millions-mainly in the form of communication transceivers for data centers. Products...

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Main Authors: Sudip Shekhar, Wim Bogaerts, Lukas Chrostowski, John E. Bowers, Michael Hochberg, Richard Soref, Bhavin J. Shastri
Format: Article
Language:English
Published: Nature Portfolio 2024-01-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-024-44750-0
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author Sudip Shekhar
Wim Bogaerts
Lukas Chrostowski
John E. Bowers
Michael Hochberg
Richard Soref
Bhavin J. Shastri
author_facet Sudip Shekhar
Wim Bogaerts
Lukas Chrostowski
John E. Bowers
Michael Hochberg
Richard Soref
Bhavin J. Shastri
author_sort Sudip Shekhar
collection DOAJ
description Abstract Silicon photonics has developed into a mainstream technology driven by advances in optical communications. The current generation has led to a proliferation of integrated photonic devices from thousands to millions-mainly in the form of communication transceivers for data centers. Products in many exciting applications, such as sensing and computing, are around the corner. What will it take to increase the proliferation of silicon photonics from millions to billions of units shipped? What will the next generation of silicon photonics look like? What are the common threads in the integration and fabrication bottlenecks that silicon photonic applications face, and which emerging technologies can solve them? This perspective article is an attempt to answer such questions. We chart the generational trends in silicon photonics technology, drawing parallels from the generational definitions of CMOS technology. We identify the crucial challenges that must be solved to make giant strides in CMOS-foundry-compatible devices, circuits, integration, and packaging. We identify challenges critical to the next generation of systems and applications—in communication, signal processing, and sensing. By identifying and summarizing such challenges and opportunities, we aim to stimulate further research on devices, circuits, and systems for the silicon photonics ecosystem.
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spelling doaj.art-41d59e643f484d059213b769e8de0a8e2024-03-05T16:35:37ZengNature PortfolioNature Communications2041-17232024-01-0115111510.1038/s41467-024-44750-0Roadmapping the next generation of silicon photonicsSudip Shekhar0Wim Bogaerts1Lukas Chrostowski2John E. Bowers3Michael Hochberg4Richard Soref5Bhavin J. Shastri6Department of Electrical & Computer Engineering, University of British ColumbiaDepartment of Information Technology, Ghent University - IMECDepartment of Electrical & Computer Engineering, University of British ColumbiaDepartment of Electrical & Computer Engineering, University of California Santa BarbaraLuminous ComputingCollege of Science and Mathematics, University of Massachusetts BostonDepartment of Physics, Engineering Physics & Astronomy, Queen’s UniversityAbstract Silicon photonics has developed into a mainstream technology driven by advances in optical communications. The current generation has led to a proliferation of integrated photonic devices from thousands to millions-mainly in the form of communication transceivers for data centers. Products in many exciting applications, such as sensing and computing, are around the corner. What will it take to increase the proliferation of silicon photonics from millions to billions of units shipped? What will the next generation of silicon photonics look like? What are the common threads in the integration and fabrication bottlenecks that silicon photonic applications face, and which emerging technologies can solve them? This perspective article is an attempt to answer such questions. We chart the generational trends in silicon photonics technology, drawing parallels from the generational definitions of CMOS technology. We identify the crucial challenges that must be solved to make giant strides in CMOS-foundry-compatible devices, circuits, integration, and packaging. We identify challenges critical to the next generation of systems and applications—in communication, signal processing, and sensing. By identifying and summarizing such challenges and opportunities, we aim to stimulate further research on devices, circuits, and systems for the silicon photonics ecosystem.https://doi.org/10.1038/s41467-024-44750-0
spellingShingle Sudip Shekhar
Wim Bogaerts
Lukas Chrostowski
John E. Bowers
Michael Hochberg
Richard Soref
Bhavin J. Shastri
Roadmapping the next generation of silicon photonics
Nature Communications
title Roadmapping the next generation of silicon photonics
title_full Roadmapping the next generation of silicon photonics
title_fullStr Roadmapping the next generation of silicon photonics
title_full_unstemmed Roadmapping the next generation of silicon photonics
title_short Roadmapping the next generation of silicon photonics
title_sort roadmapping the next generation of silicon photonics
url https://doi.org/10.1038/s41467-024-44750-0
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