dorsal/arxiv
View SchemaObservation of femto-joule optical bistability involving Fano resonances in high-Q/Vm silicon photonic crystal nanocavities
| Authors | Xiaodong Yang, Chad Husko, Mingbin Yu, Dim-Lee Kwong, Chee Wei Wong |
|---|---|
| Categories | |
| ArXiv ID | physics/0703132 |
| URL | https://arxiv.org/abs/physics/0703132 |
| DOI | 10.1063/1.2757607 |
Abstract
We observe experimentally optical bistability enhanced through Fano interferences in high-Q localized silicon photonic crystal resonances (Q ~ 30,000 and modal volume ~ 0.98 cubic wavelengths). This phenomenon is analyzed through nonlinear coupled-mode formalism, including the interplay of chi(3) effects such as two-photon absorption and related free-carrier dynamics, and optical Kerr as well as thermal effects and linear losses. Our experimental and theoretical results demonstrate for the first time Fano-resonance based bistable states with switching thresholds of 185 micro-Watt and 4.5 fJ internally stored cavity energy (~ 540 fJ consumed energy) in silicon for scalable optical buffering and logic.
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"date_created": "2026-03-02T18:01:18.142000Z",
"date_modified": "2026-03-02T18:01:18.142000Z",
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"abstract": "We observe experimentally optical bistability enhanced through Fano\ninterferences in high-Q localized silicon photonic crystal resonances (Q ~\n30,000 and modal volume ~ 0.98 cubic wavelengths). This phenomenon is analyzed\nthrough nonlinear coupled-mode formalism, including the interplay of chi(3)\neffects such as two-photon absorption and related free-carrier dynamics, and\noptical Kerr as well as thermal effects and linear losses. Our experimental and\ntheoretical results demonstrate for the first time Fano-resonance based\nbistable states with switching thresholds of 185 micro-Watt and 4.5 fJ\ninternally stored cavity energy (~ 540 fJ consumed energy) in silicon for\nscalable optical buffering and logic.",
"arxiv_id": "physics/0703132",
"authors": [
"Xiaodong Yang",
"Chad Husko",
"Mingbin Yu",
"Dim-Lee Kwong",
"Chee Wei Wong"
],
"categories": [
"physics.optics"
],
"doi": "10.1063/1.2757607",
"title": "Observation of femto-joule optical bistability involving Fano resonances in high-Q/Vm silicon photonic crystal nanocavities",
"url": "https://arxiv.org/abs/physics/0703132"
},
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"variant": "snapshot-2026-03-01",
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