CLEO-PR2022/ISOM'22/ODF'22

講演情報

Oral Session

CLEO-PR2022 » Precision Clock and Network

[CFA6G] Precision Clock and Network

2022年8月5日(金) 09:00 〜 10:30 Room 204 (2F)

Session Chair: Masayuki Katsuragawa (Univ. of Electro-Communications)

09:30 〜 10:00

[CFA6G-02 (Invited(P))] Highly stable laser repeater system with frequency instability below 10-21

*Tomoya Akatsuka1, Hiromitsu Imai1, Kaoru Arai1, Hiroki Sakuma1, Atsushi Ishizawa1, Takashi Goh2, Toshikazu Hashimoto3, Masao Takamoto4, Hidetoshi Katori4,5, Katsuya Oguri1, Hideki Gotoh1, Tetsuomi Sogawa6 (1. NTT Basic Research Labs. (Japan), 2. NTT Device Innovation Center (Japan), 3. NTT Device Technology Labs. (Japan), 4. RIKEN (Japan), 5. The Univ. of Tokyo (Japan), 6. NTT Science and Core Technology Laboratory Group (Japan))

[Presentation Style] Onsite

We report an ultralow-noise laser repeater system based on a narrow-linewidth laser and a planar lightwave circuit chip. An out-of-loop measurement demonstrates a record frequency instability of 3 × 10-22 at 30,000 s averaging time.