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physics.optics2025
Universal loss and gain characterization inside photonic integrated circuits
Haoran Chen, Ruxuan Liu, Gedalia Y. Koehler +7
Integrated photonics has undergone tremendous development in the past few decades, transforming many fields of study in science and technology. Loss and gain are two fundamental el…
physics.optics2025
Photonic chip-based optical frequency division with PZT-integrated soliton microcombs
Ruxuan Liu, Mark W. Harrington, Shuman Sun +15
Optical frequency division (OFD) produces low-noise microwave and millimeter-wave signals by transferring the exceptional stability of optical references to electronic frequency do…