Expanding ultrahigh-Q r/a range of L3 nanocavity by large-scale automated optimization

Eiichi Kuramochi

Presentation information

Oral Session

CLEO-PR2022 » Emission from Atoms, Quantum Wells, and Quantum Dots

[CTuP8A] Emission from Atoms, Quantum Wells, and Quantum Dots

Tue. Aug 2, 2022 1:30 PM - 2:45 PM Conference Hall (Oval Room) (1F)

Session Chair: Takasumi Tanabe (Keio Univ.)

2:30 PM - 2:45 PM

[CTuP8A-05] Expanding ultrahigh-Q r/a range of L3 nanocavity by large-scale automated optimization

*Eiichi Kuramochi¹, Shota Kita¹, Akihiko Shinya¹, Masaya Notomi^1,2 (1. NTT Corp. (Japan), 2. Tokyo Tech. (Japan))

[Presentation Style] Onsite

We reveal that highly-optimized L3 nanocavity (theoretical Q >10⁷) are highly sensitive to design parameters. By optimizing the cavity in terms of design parameters, we demonstrated ultrahigh-Q L3 nanocavities at r/a far below/above 0.25.