High-throughput terahertz imaging: progress and challenges

X Li, J Li, Y Li, A Ozcan, M Jarrahi - Light: Science & Applications, 2023 - nature.com
Many exciting terahertz imaging applications, such as non-destructive evaluation,
biomedical diagnosis, and security screening, have been historically limited in practical …

Software-defined nanophotonic devices and systems empowered by machine learning

Y Xu, B Xiong, W Ma, Y Liu - Progress in Quantum Electronics, 2023 - Elsevier
Nanophotonic devices, such as metasurfaces and silicon photonic components, have been
progressively demonstrated to be efficient and versatile alternatives to their bulky …

Direct retrieval of Zernike-based pupil functions using integrated diffractive deep neural networks

E Goi, S Schoenhardt, M Gu - Nature Communications, 2022 - nature.com
Retrieving the pupil phase of a beam path is a central problem for optical systems across
scales, from telescopes, where the phase information allows for aberration correction, to the …

Polarization multiplexed diffractive computing: all-optical implementation of a group of linear transformations through a polarization-encoded diffractive network

J Li, YC Hung, O Kulce, D Mengu… - Light: Science & …, 2022 - nature.com
Research on optical computing has recently attracted significant attention due to the
transformative advances in machine learning. Among different approaches, diffractive …

Training large-scale optoelectronic neural networks with dual-neuron optical-artificial learning

X Yuan, Y Wang, Z Xu, T Zhou, L Fang - Nature Communications, 2023 - nature.com
Optoelectronic neural networks (ONN) are a promising avenue in AI computing due to their
potential for parallelization, power efficiency, and speed. Diffractive neural networks, which …

All‐optical phase recovery: diffractive computing for quantitative phase imaging

D Mengu, A Ozcan - Advanced Optical Materials, 2022 - Wiley Online Library
Quantitative phase imaging (QPI) is a label‐free computational imaging technique that
provides optical path length information of specimens. In modern implementations, the …

Massively parallel universal linear transformations using a wavelength-multiplexed diffractive optical network

J Li, T Gan, B Bai, Y Luo, M Jarrahi… - Advanced …, 2023 - spiedigitallibrary.org
Large-scale linear operations are the cornerstone for performing complex computational
tasks. Using optical computing to perform linear transformations offers potential advantages …

Super-resolution diffractive neural network for all-optical direction of arrival estimation beyond diffraction limits

S Gao, H Chen, Y Wang, Z Duan, H Zhang… - Light: Science & …, 2024 - nature.com
Wireless sensing of the wave propagation direction from radio sources lays the foundation
for communication, radar, navigation, etc. However, the existing signal processing paradigm …

All-optical image classification through unknown random diffusers using a single-pixel diffractive network

B Bai, Y Li, Y Luo, X Li, E Çetintaş, M Jarrahi… - Light: Science & …, 2023 - nature.com
Classification of an object behind a random and unknown scattering medium sets a
challenging task for computational imaging and machine vision fields. Recent deep learning …

Intelligent optoelectronic processor for orbital angular momentum spectrum measurement

H Wang, Z Zhan, F Hu, Y Meng, Z Liu, X Fu, Q Liu - PhotoniX, 2023 - Springer
Orbital angular momentum (OAM) detection underpins almost all aspects of vortex beams'
advances such as communication and quantum analogy. Conventional schemes are …