activity
20232025
collaborators

6 papers

quant-ph2025

Modulation Instability-Induced Multimode Squeezing in Quadratic Frequency Combs

Haodong Xu, Nianqin Li, Zijun Shu +12

Lithium niobate (LN) microring resonators, characterized by an exceptionally high second-order nonlinear coefficient and superior electro-optic tunability, serve as an outstanding…

quant-ph2024

Frequency-dependent squeezing via Einstein-Podolsky-Rosen entanglement based on silicon nitride microring resonators

Haodong Xu, Zijun Shu, Nianqin Li +6

Significant efforts have been made to enhance the performance of displacement sensors limited by quantum noise, such as gravitational wave detectors. Techniques like frequency-depe…

quant-ph2024

Simultaneous Generation of Quantum Frequency Combs across Distinct Modal Families in a Single Whispering Gallery Mode Resonator

Bo Ji, Yongjun Yang, Tengfei Wu +2

Quantum frequency combs (QFCs) are versatile resources for multi-mode entanglement, such as cluster states, crucial for quantum communication and computation. On-chip whispering ga…

physics.optics2024

Manipulating multiple optical parametric processes in photonic topological insulators

Zhen Jiang, Bo Ji, Yanghe Chen +2

Topological quantum optics, an emerging area of study, holds the potential to bring about substantial enhancements for integrated quantum devices. Here we propose integrated topolo…

physics.optics2023

On-chip topological transport of optical frequency combs in silicon-based valley photonic crystals

Zhen Jiang, Hongwei Wang, Yuechen Yang +9

The generation and control of optical frequency combs in integrated photonic systems enables complex, high-controllable, and large-scale devices. In parallel, harnessing topologica…

quant-ph2023

Single-flux-quantum-based Qubit Control with Tunable Driving Strength

Kuang Liu, Yifan Wang, Bo Ji +3

Single-flux-quantum (SFQ) circuits have great potential in building cryogenic quantum-classical interfaces for scaling up superconducting quantum processors. SFQ-based quantum gate…