2 papers
physics.optics2025
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…
physics.optics2025
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…