On the use of deep learning for phase recovery

K Wang, L Song, C Wang, Z Ren, G Zhao… - Light: Science & …, 2024 - nature.com
Phase recovery (PR) refers to calculating the phase of the light field from its intensity
measurements. As exemplified from quantitative phase imaging and coherent diffraction …

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 …

General deep learning framework for emissivity engineering

S Yu, P Zhou, W Xi, Z Chen, Y Deng, X Luo… - Light: Science & …, 2023 - nature.com
Wavelength-selective thermal emitters (WS-TEs) have been frequently designed to achieve
desired target emissivity spectra, as a typical emissivity engineering, for broad applications …

Snapshot multispectral imaging using a diffractive optical network

D Mengu, A Tabassum, M Jarrahi… - Light: Science & …, 2023 - nature.com
Multispectral imaging has been used for numerous applications in eg, environmental
monitoring, aerospace, defense, and biomedicine. Here, we present a diffractive optical …

Universal linear intensity transformations using spatially incoherent diffractive processors

MSS Rahman, X Yang, J Li, B Bai… - Light: Science & …, 2023 - nature.com
Under spatially coherent light, a diffractive optical network composed of structured surfaces
can be designed to perform any arbitrary complex-valued linear transformation between its …

Unidirectional imaging using deep learning–designed materials

J Li, T Gan, Y Zhao, B Bai, CY Shen, S Sun… - Science …, 2023 - science.org
A unidirectional imager would only permit image formation along one direction, from an
input field-of-view (FOV) A to an output FOV B, and in the reverse path, B→ A, the image …

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 …

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 …

Data‐class‐specific all‐optical transformations and encryption

B Bai, H Wei, X Yang, T Gan, D Mengu… - Advanced …, 2023 - Wiley Online Library
Diffractive optical networks provide rich opportunities for visual computing tasks. Here, data‐
class‐specific transformations that are all‐optically performed between the input and output …

Unlocking ultra-high holographic information capacity through nonorthogonal polarization multiplexing

J Wang, J Chen, F Yu, R Chen, J Wang, Z Zhao… - Nature …, 2024 - nature.com
Contemporary studies in polarization multiplexing are hindered by the intrinsic orthogonality
constraints of polarization states, which restrict the scope of multiplexing channels and their …