papers

Publications (9)

physics.optics2025

Multi-timescale frequency-phase matching for high-yield nonlinear photonics

Mahmoud Jalali Mehrabad, Lida Xu, Gregory Moille +9

Integrated nonlinear photonic technologies, even with state-of-the-art fabrication with only a few nanometer geometry variations, face significant challenges in achieving wafer-sca…

cs.RO2025

Data Shift of Object Detection in Autonomous Driving

Lida Xu

With the widespread adoption of machine learning technologies in autonomous driving systems, their role in addressing complex environmental perception challenges has become increas…

physics.optics2025

Quantum Metamorphosis: Programmable Emergence and the Breakdown of Bulk-Edge Dichotomy in Multiscale Systems

Mahmoud Jalali Mehrabad, Alireza Parhizkar, Lida Xu +6

Multiscale synergy -- the interplay of a system's distinct characteristic length, time, and energy scales -- is becoming a unifying thread across many contemporary branches of scie…

physics.optics2024

Observation of topological frequency combs

Christopher J. Flower, Mahmoud Jalali Mehrabad, Lida Xu +8

On-chip generation of optical frequency combs using nonlinear ring resonators has opened the route to numerous novel applications of combs that were otherwise limited to mode-locke…

physics.optics2025

On-chip multi-timescale spatiotemporal optical synchronization

Lida Xu, Mahmoud Jalali Mehrabad, Christopher J. Flower +7

Mode-locking mechanisms are key resources in nonlinear optical phenomena, such as micro-ring solitonic states, and have transformed metrology, precision spectroscopy, and optical c…

physics.soc-ph2014

An exponent tunable network model for reproducing density driven superlinear relation

Yuhao Qin, Liang Gao, Lida Xu +1

Previous works have shown the universality of allometric scalings under density and total value at city level, but our understanding about the size effects of regions on them is st…