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physics.optics2026
Sidewall-Poled Nanophotonic Lithium Niobate with Bidirectional Characterization
Aditya Tripathi, Michael S. Bullock, Parash Thapalia +10
Accurate characterization of integrated nonlinear photonic devices is often limited by unknown facet-coupling losses and fabrication-induced non-uniformities, leading to systematic…
physics.optics2026
Ultra-broadband, Low-loss Wavelength Combiners and Filters: Novel Designs and Experiments in Thin-film Lithium Niobate
Robert Kwolek, Parash Thapalia, Aditya Tripathi +6
Thin-film lithium niobate (TFLN) has emerged as a leading platform for large-scale programmable photonic circuits for quantum and classical applications. As circuits scale in compl…
physics.optics2025
Ultrashort-pulse-pumped, single-mode type-0 squeezers in lithium niobate nanophotonics
Martin Houde, Liam Beaudoin, Robert Kwolek +3
We present design principles for ultrashort-pulse, type-0 phase-matched optical parametric amplifiers to generate and measure spectrally pure degenerate squeezed light. We consider…