free-space interface 1frequency conversion 1laser stabilization 1photonic integrated circuits 1rubidium spectroscopy 1
From the 1 of 2 linked papers with an AI index.
2 papers
physics.optics2026
A re-entrant chip-free-space photonic interface for telecom-to-Rubidium spectroscopy
Jia-Lin Chen, Ruixin Zhou, Deng-Hong Liu +13
The paper presents a re‑entrant chip‑free‑space interface where a thin‑film lithium niobate photonic circuit frequency‑doubles telecom light to 780 nm, sends it through a rubidium…
physics.atom-ph2026
A vapor-cell clock with fractional frequency reaching level stability
Siqi Wu, Zhenqi Zhang, Xingyue Liu +12
Compact optical clocks with high stability are essential for next-generation frequency standard field applications, from navigation to geodesy, yet existing vapor cell clock system…