Microresonator soliton frequency combs via cascaded Brillouin scattering
Abstract Microresonator frequency combs are vital for advancing optical communications and sensing, but current methods face challenges in achieving low phase noise and flexible repetition rates simultaneously. Here, we demonstrate forward-propagating soliton frequency combs using cascaded Brillouin...
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| Format: | Article |
| Language: | English |
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Nature Portfolio
2025-05-01
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| Series: | Communications Physics |
| Online Access: | https://doi.org/10.1038/s42005-025-02095-0 |
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| author | Hao Zhang Shuangyou Zhang Toby Bi George Ghalanos Yaojing Zhang Haochen Yan Arghadeep Pal Jijun He Shilong Pan Pascal Del’Haye |
| author_facet | Hao Zhang Shuangyou Zhang Toby Bi George Ghalanos Yaojing Zhang Haochen Yan Arghadeep Pal Jijun He Shilong Pan Pascal Del’Haye |
| author_sort | Hao Zhang |
| collection | DOAJ |
| description | Abstract Microresonator frequency combs are vital for advancing optical communications and sensing, but current methods face challenges in achieving low phase noise and flexible repetition rates simultaneously. Here, we demonstrate forward-propagating soliton frequency combs using cascaded Brillouin scattering in a silica resonator. This method bridges distinct resonator modes and decouples soliton repetition rates from the Brillouin frequency shift (~10 GHz in silica). By generating soliton pulses at 107 GHz, we show that the repetition rates can be tailored through resonator geometry without compromising low noise. This integration of Brillouin lasing with microcombs unites stability and design flexibility, overcoming prior limitations. The results can enable scalable photonic platforms for applications such as LiDAR, high-capacity optical networks, and precision microwave generation. This technique is of interest for technologies that demand both ultra-stable and customizable light sources. |
| format | Article |
| id | doaj-art-8eb21bb7ed0c4be48d9bf3a96a521ae5 |
| institution | OA Journals |
| issn | 2399-3650 |
| language | English |
| publishDate | 2025-05-01 |
| publisher | Nature Portfolio |
| record_format | Article |
| series | Communications Physics |
| spelling | doaj-art-8eb21bb7ed0c4be48d9bf3a96a521ae52025-08-20T01:53:12ZengNature PortfolioCommunications Physics2399-36502025-05-01811510.1038/s42005-025-02095-0Microresonator soliton frequency combs via cascaded Brillouin scatteringHao Zhang0Shuangyou Zhang1Toby Bi2George Ghalanos3Yaojing Zhang4Haochen Yan5Arghadeep Pal6Jijun He7Shilong Pan8Pascal Del’Haye9Max Planck Institute for the Science of LightMax Planck Institute for the Science of LightMax Planck Institute for the Science of LightMax Planck Institute for the Science of LightMax Planck Institute for the Science of LightMax Planck Institute for the Science of LightMax Planck Institute for the Science of LightNational Key Laboratory of Microwave Photonics, Nanjing University of Aeronautics and AstronauticsNational Key Laboratory of Microwave Photonics, Nanjing University of Aeronautics and AstronauticsMax Planck Institute for the Science of LightAbstract Microresonator frequency combs are vital for advancing optical communications and sensing, but current methods face challenges in achieving low phase noise and flexible repetition rates simultaneously. Here, we demonstrate forward-propagating soliton frequency combs using cascaded Brillouin scattering in a silica resonator. This method bridges distinct resonator modes and decouples soliton repetition rates from the Brillouin frequency shift (~10 GHz in silica). By generating soliton pulses at 107 GHz, we show that the repetition rates can be tailored through resonator geometry without compromising low noise. This integration of Brillouin lasing with microcombs unites stability and design flexibility, overcoming prior limitations. The results can enable scalable photonic platforms for applications such as LiDAR, high-capacity optical networks, and precision microwave generation. This technique is of interest for technologies that demand both ultra-stable and customizable light sources.https://doi.org/10.1038/s42005-025-02095-0 |
| spellingShingle | Hao Zhang Shuangyou Zhang Toby Bi George Ghalanos Yaojing Zhang Haochen Yan Arghadeep Pal Jijun He Shilong Pan Pascal Del’Haye Microresonator soliton frequency combs via cascaded Brillouin scattering Communications Physics |
| title | Microresonator soliton frequency combs via cascaded Brillouin scattering |
| title_full | Microresonator soliton frequency combs via cascaded Brillouin scattering |
| title_fullStr | Microresonator soliton frequency combs via cascaded Brillouin scattering |
| title_full_unstemmed | Microresonator soliton frequency combs via cascaded Brillouin scattering |
| title_short | Microresonator soliton frequency combs via cascaded Brillouin scattering |
| title_sort | microresonator soliton frequency combs via cascaded brillouin scattering |
| url | https://doi.org/10.1038/s42005-025-02095-0 |
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