activity
20242026
collaborators

6 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

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.optics2026

Sub-Doppler rubidium atom cooling using a programmable agile integrated PZT-on-SiN resonator

Andrei Isichenko, Steven Carpenter, Nick Montifiore +12

Programmability and precise control of laser frequency are essential for quantum experiments and applications such as atomic clocks, quantum computers, and cold-atom sensors. Curre…

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…

physics.optics2025

Laser intensity noise suppression for space-borne gravitational wave mission

Fan Li, Xin Shang, Zhenglei Ma +7

Laser intensity noise is a main limitation of measurement and sensing mission represented by gravitational wave detection. We develop a noise decomposition model and design the cor…

physics.optics2024

Sub-100 Hz Intrinsic Linewidth 852 nm Silicon Nitride External Cavity Laser

Hani Nejadriahi, Eric Kittlaus, Debapam Bose +8

We demonstrate an external cavity laser with intrinsic linewidth below 100 Hz around an operating wavelength of 852 nm, selected for its relevance to laser cooling and manipulation…