6 papers
Chip-scale modulation-free laser stabilization using vacuum-gap micro-Fabry-Pérot cavity
Mohamad Hossein Idjadi, Haotian Cheng, Farshid Ashtiani +5
Narrow-linewidth lasers are vital for a broad range of scientific and technological applications, including atomic clocks and precision sensing. Achieving high frequency stability…
Integrated photonic deep neural network with end-to-end on-chip backpropagation training
Farshid Ashtiani, Mohamad Hossein Idjadi, Kwangwoong Kim
Integrated photonic neural networks (PNNs) have demonstrated significant potential to complement the digital electronic counterparts [1-3]. Nevertheless, robust and repeatable perf…
Electronic Noise Considerations for Designing Integrated Solid-State Quantum Memories
Tzu-Yung Huang, David A. Hopper, Kaisarbek Omirzakhov +4
As quantum networks expand and are deployed outside research laboratories, a need arises to design and integrate compact control electronics for each memory node. It is essential t…
Dual-Wavelength -OFDR Using a Hybrid-Integrated Laser Stabilized to an Integrated SiN Coil Resonator
Mohamad Hossein Idjadi, Stefano Grillanda, Nicolas Fontaine +11
We demonstrate dual-wavelength distributed acoustic sensing over 37 km of standard single-mode fiber using -OFDR, utilizing a scalable hybrid-integrated dual-wavelength laser c…
Modulation-Free Laser Stabilization with Extended Locking Range on a SiN Chip
Mohamad Hossein Idjadi, Farshid Ashtiani, Kwangwoong Kim
We demonstrate a modulation-free laser stabilization system using a cavity-coupled MZI with aided acquisition on a low-loss SiN chip, achieving more than an order-of-magnitude impr…
Hybrid-Integrated Dual-Wavelength Laser Frequency Locked to an Integrated Coil-Resonator for Optical Fiber Sensing
Mohamad Hossein Idjadi, Stefano Grillanda, Nicolas Fontaine +7
We demonstrate dual-frequency stabilization of a hybrid-integrated multi-channel laser to an integrated high Q-factor silicon nitride (SiN) coil resonator with more than 40 dB freq…