activity
20182022
most citedMitigating photorefractive effect in thin-filmlithium niobate microring resonators

94 citations · 141 across the 4 of their papers we have counts for

collaborators

12 papers

physics.app-ph2022

Light-induced dynamic frequency shifting of microwave photons in a superconducting electro-optic converter

Yuntao Xu, Wei Fu, Yiyu Zhou +4

Hybrid superconducting-photonic microresonators are a promising platform for realizing microwave-to-optical transduction. However, the absorption of scattered photons by the superc…

physics.optics2021

Bidirectional electro-optic conversion reaching 1% efficiency with thin-film lithium niobate

Yuntao Xu, Ayed Al Sayem, Linran Fan +7

Superconducting cavity electro-optics (EO) presents a promising route to coherently convert microwave and optical photons and distribute quantum entanglement between superconductin…

physics.optics202094 cited

Mitigating photorefractive effect in thin-filmlithium niobate microring resonators

Yuntao Xu, Mohan Shen, Juanjuan Lu +3

Thin-film lithium niobate is an attractive integrated photonics platform due to its low optical loss and favorable optical nonlinear and electro-optic properties. However, in appli…

physics.optics2020

Photorefraction-induced Bragg scattering in cryogenic lithium niobate ring resonators

Yuntao Xu, Ayed Al Sayem, Chang-Ling Zou +2

We report intracavity Bragg scattering induced by photorefractive (PR) effect in high-Q lithium niobate (LN) ring resonators at cryogenic temperatures. We show that, when a cavity…

physics.optics2020

Stable tuning of photorefractive micro-cavities using an auxiliary laser

Joshua B. Surya, Juanjuan Lu, Yuntao Xu +1

Cavity nonlinear optics enables intriguing physical phenomena to occur at micro- or nano-scales with modest input powers. While this enhances capabilities in applications such as c…

quant-ph2020

Ground-state Pulsed Cavity Electro-optics for Microwave-to-optical Conversion

Wei Fu, Mingrui Xu, Xianwen Liu +9

In the development of quantum microwave-to-optical (MO) converters, excessive noise induced by the parametric optical drive remains a major challenge at milli-Kelvin temperatures.…