5 papers
Photogalvanic second harmonic generation in Si3N4 for 1 Hz level on-chip metrology and spectroscopy
Andrei Diakonov, Roy Zektzer, Xiyuan Lu +2
The coherent photogalvanic (PG) effect induces an effective nonlinearity in natively silicon nitride integrated photonics, unlocking pathways toward chip-scale…
Thermally accessible broadband soliton microcombs in silicon carbide enabled by dynamic polarization control
Haoyang Tan, Yi Zheng, Xiyuan Lu +5
Optical microcombs generated in high-Q microresonators are promising chip-scale light sources for applications ranging from optical communications to spectroscopy and metrology. Ho…
Full spectral response of grating-induced loss in photonic crystal microrings
Daniel Pimbi, Yi Sun, Roy Zektzer +2
Photonic crystal microrings (PhCRs) have emerged as powerful and versatile platforms for integrated nonlinear photonics, offering precise control over frequency and phase matching…
Parasitic loss in microring-waveguide coupling and its impact on wideband nonlinear photonics
Yi Sun, Daniel Pimbi, Xiyuan Lu +4
Microring resonators enable the enhancement of nonlinear frequency mixing processes, generating output fields at frequencies that widely differ from the inputs, in some cases by mo…
Laser injection locking and nanophotonic spectral translation of electro-optic frequency combs
Roy Zektzer, Ashish Chanana, Xiyuan Lu +2
High-resolution electro-optic frequency combs (EO combs) consisting of thousands to millions of comb teeth across a bandwidth between 1 GHz to 500 GHz are powerful tools for atomic…