collaborators

5 papers

physics.optics2026

Heterogeneously Integrated Balanced Photodetector on an Ultra-Low Loss Silicon Nitride Delay Line Interferometer

Rahul Chawlani, Fatemehsadat Tabatabaei, Mark W. Harrington +7

Thin core silicon nitride photonics enables ultra-low loss, CMOS foundry compatible integration that supports wavelengths from the visible to shortwave infrared. Applications that…

physics.optics2026

Versatile CMOS modulation-free self-isolating stabilized precision lasers on a chip

David A. S. Heim, Kaikai Liu, Rahul Chawlani +2

Ultra-low-noise stabilized lasers are a fundamental tool for precision quantum technologies, optical clocks, microwave and millimeter-wave generation, and fiber sensing. Existing s…

physics.optics2026

Blue to Near-IR Integrated PZT Silicon Nitride Modulators for Quantum and Atomic Applications

Nick Montifiore, Andrei Isichenko, Nitesh Chauhan +8

Modulation and control of lasers and optical signals is necessary for trapped-ion and cold neutral atom quantum systems. Given the diversity of atomic species, experimental modalit…

physics.optics2025

Integrated Architecture for the Automated Generation and Coil Stabilization of a PZT-Enabled Microcomb

Mark W. Harrington, Steven M. Zhu, Rahul Chawlani +5

Silicon nitride Dissipative Kerr Soliton (DKS) microcombs have emerged as a future solution to bring metrological optical frequency comb capabilities into a photonic integrated pla…

physics.optics2025

Two-optical-cycle pulses from nanophotonic two-color soliton compression

Robert M. Gray, Ryoto Sekine, Maximilian Shen +7

Few- and single-cycle optical pulses and their associated ultra-broadband spectra have been crucial in the progress of ultrafast science and technology. Moreover, multi-color wavef…