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20242026
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physics.optics2026

Single-Shot Realization of 10000-Mode Octave-Spanning Artificial Gauge Fields

Lida Xu, Apurva Padhye, Supratik Sarkar +6

Artificial gauge fields (AGFs) enable photons and other bosons to emulate fermionic phenomena such as chiral edge transport and quantum Hall phases; however, existing theories and…

physics.optics20259 cited

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…

physics.optics20257 cited

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.optics2024

Near-Visible Topological Edge States in a Silicon Nitride Platform

David Sharp, Christopher Flower, Mahmoud Jalali Mehrabad +5

Demonstrations of topological photonics have so far largely been confined to infrared wavelengths where imaging technology and access to low-dimensional quantum materials are both…

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…