Presentation
4 October 2023 Nonvolatile electrically programmable 5-bit integrated photonics using Sb2S3
Author Affiliations +
Abstract
Programmability is demanding in integrated photonics, while a suitable photonic platform is still lacking. It should have no static power, easy tuning knobs, high endurance, and many operation levels. We report a wide-bandgap PCM antimony sulfide (Sb2S3)-clad silicon photonic platform, based on which essential building blocks for programmable photonics are demonstrated, including micro-ring resonators, Mach-Zehnder Interferometers, and directional couplers. The fabricated devices simultaneously achieved low loss (<1.0 dB), high extinction ratio (>10 dB), high cyclability (>1,600 switching events), and 5-bit (32 operation levels) operation.
Conference Presentation
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Rui Chen, Zhuoran Fang, Christopher Perez, Forrest Miller, Khushboo Kumari, Abhi Saxena, Jiajiu Zheng, Sarah J. Geiger, Kenneth E. Goodson, and Arka Majumdar "Nonvolatile electrically programmable 5-bit integrated photonics using Sb2S3", Proc. SPIE PC12647, Active Photonic Platforms (APP) 2023, PC126470Z (4 October 2023); https://doi.org/10.1117/12.2675698
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KEYWORDS
Integrated photonics

Antimony

Directional couplers

Mach-Zehnder interferometers

Matrices

Microresonators

Microrings

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