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20232026
most citedMultiplane Quantitative Phase Imaging Using a Wavelength-Multiplexed Diffractive Optical Processor

57 citations · 161 across the 13 of their papers we have counts for

collaborators

13 papers

physics.optics2026

Universal Function Approximation via Diffractive Optical Processors: Physical Limits, Error Bounds, and Learnability

Md Sadman Sakib Rahman, Che-Yung Shen, Aydogan Ozcan

We present a unified theoretical framework connecting classical universal approximation theory, Fourier-feature approximation, and diffractive optical processors. We show that phas…

physics.optics2026

Wavelength-multiplexed massively parallel diffractive optical information storage and image projection

Che-Yung Shen, Yuhang Li, Cagatay Isil +7

We introduce a wavelength-multiplexed massively parallel diffractive information storage platform composed of dielectric surfaces that are structurally optimized at the wavelength…

physics.med-ph2026

Automated HER2 scoring with uncertainty quantification using lensfree holography and deep learning

Che-Yung Shen, Xilin Yang, Yuzhu Li +2

Accurate assessment of human epidermal growth factor receptor 2 (HER2) expression is critical for breast cancer diagnosis, prognosis, and therapy selection; yet, most existing digi…

physics.optics2025

Snapshot 3D image projection using a diffractive decoder

Cagatay Isil, Alexander Chen, Yuhang Li +4

3D image display is essential for next-generation volumetric imaging; however, dense depth multiplexing for 3D image projection remains challenging because diffraction-induced cros…

physics.optics2025

Detection and imaging of chemicals and hidden explosives using terahertz time-domain spectroscopy and deep learning

Xinghe Jiang, Yuhang Li, Yuzhu Li +3

Detecting concealed chemicals and explosives remains a critical challenge in global security. Terahertz time-domain spectroscopy (THz-TDS) offers a promising non-invasive and stand…

cs.CV2025★ 1 cited

Universal and Transferable Attacks on Pathology Foundation Models

Yuntian Wang, Xilin Yang, Che-Yung Shen +2

We introduce Universal and Transferable Adversarial Perturbations (UTAP) for pathology foundation models that reveal critical vulnerabilities in their capabilities. Optimized using…

physics.optics2025★ 1 cited

Super-resolution image projection over an extended depth of field using a diffractive decoder

Hanlong Chen, Cagatay Isil, Tianyi Gan +2

Image projection systems must be efficient in data storage, computation and transmission while maintaining a large space-bandwidth-product (SBP) at their output. Here, we introduce…

physics.optics2024★ 7 cited

Broadband Unidirectional Visible Imaging Using Wafer-Scale Nano-Fabrication of Multi-Layer Diffractive Optical Processors

Che-Yung Shen, Paolo Batoni, Xilin Yang +6

We present a broadband and polarization-insensitive unidirectional imager that operates at the visible part of the spectrum, where image formation occurs in one direction while in…

physics.optics2024★ 7 cited

Unidirectional imaging with partially coherent light

Guangdong Ma, Che-Yung Shen, Jingxi Li +8

Unidirectional imagers form images of input objects only in one direction, e.g., from field-of-view (FOV) A to FOV B, while blocking the image formation in the reverse direction, f…

physics.optics2024★ 57 cited

Multiplane Quantitative Phase Imaging Using a Wavelength-Multiplexed Diffractive Optical Processor

Che-Yung Shen, Jingxi Li, Tianyi Gan +4

Quantitative phase imaging (QPI) is a label-free technique that provides optical path length information for transparent specimens, finding utility in biology, materials science, a…

physics.optics2024★ 19 cited

Multiplexed all-optical permutation operations using a reconfigurable diffractive optical network

Guangdong Ma, Xilin Yang, Bijie Bai +8

Large-scale and high-dimensional permutation operations are important for various applications in e.g., telecommunications and encryption. Here, we demonstrate the use of all-optic…

physics.optics2024★ 48 cited

All-optical complex field imaging using diffractive processors

Jingxi Li, Yuhang Li, Tianyi Gan +3

Complex field imaging, which captures both the amplitude and phase information of input optical fields or objects, can offer rich structural insights into samples, such as their ab…

physics.optics2023★ 21 cited

All-Optical Phase Conjugation Using Diffractive Wavefront Processing

Che-Yung Shen, Jingxi Li, Tianyi Gan +2

Optical phase conjugation (OPC) is a nonlinear technique used for counteracting wavefront distortions, with various applications ranging from imaging to beam focusing. Here, we pre…