[P-CTu8] C8. Micro and Nanophotonics, and Light Localization Effects

[P-CTu8-22] Design of a quantum-dot single-photon source on a silicon nitride waveguide for efficient and indistinguishable photon generation

*Natthajuks Pholsen^1,2, Yasutomo Ota^3,4, Ryota Katsumi^1,2, Yasuhiko Arakawa⁴, Satoshi Iwamoto^1,2,4 (1. Res. Center for Advanced Sci. and Tech., The Univ. of Tokyo (Japan), 2. Inst. of Indus. Sci., The Univ. of Tokyo (Japan), 3. Department of Applied Physics and Physio-Informatics, Keio Univ. (Japan), 4. Inst. for Nano Quantum Info. Electronics, The Univ. of Tokyo (Japan))

[Presentation Style] Onsite

We design quantum-dot single-photon sources based on a defect-based photonic crystal cavity on a SiN waveguide with >90% efficiency. The defect region secures distance between etched airholes and quantum dots, expected to improve photon indistinguishability.