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   Articles with "diffractive neural" as a keyword



Phase Smoothing for Mutual Coupling Mitigation in Multifunctional Metasurfaces Designed with Diffractive Neural Networks

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recommendations! Published in 2025 at "Advanced Optical Materials"

DOI: 10.1002/adom.202502746

Abstract: Multifunctional metasurfaces hold great promise for next‐generation communication systems, enabling spectral efficiency, dynamic adaptability, and hardware scalability for performing multiple wavefront manipulation tasks. However, traditional designs often neglect critical near‐field interactions, leading to performance degradation… read more here.

Keywords: mutual coupling; smoothing mutual; diffractive neural; phase smoothing ... See more keywords

DNF: diffractive neural field for lensless microscopic imaging.

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recommendations! Published in 2022 at "Optics express"

DOI: 10.1364/oe.455360

Abstract: Lensless imaging has emerged as a robust means for the observation of microscopic scenes, enabling vast applications like whole-slide imaging, wave-front detection and microfluidic on-chip imaging. Such system captures diffractive measurements in a compact optical… read more here.

Keywords: neural field; diffractive neural; field; complex field ... See more keywords

Advanced beam shaping for laser materials processing based on diffractive neural networks.

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recommendations! Published in 2022 at "Optics express"

DOI: 10.1364/oe.459460

Abstract: We propose a method based on neural network training algorithms for the design of diffractive neural networks - with the aim to perform advanced laser beam shaping in the NIR/VIS spectrum for laser materials processing.… read more here.

Keywords: neural networks; diffractive neural; beam; materials processing ... See more keywords

Polarized deep diffractive neural network for classification, generation, multiplexing and de-multiplexing of orbital angular momentum modes

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recommendations! Published in 2022 at "Optics express"

DOI: 10.1364/oe.463137

Abstract: The multiplexing and de-multiplexing of orbital angular momentum (OAM) beams are critical issues in optical communication. Optical diffractive neural networks have been introduced to perform sorting, generation, multiplexing, and de-multiplexing of OAM beams. However, conventional… read more here.

Keywords: neural network; network; multiplexing multiplexing; diffractive neural ... See more keywords
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All-optical diffractive neural networked terahertz hologram.

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recommendations! Published in 2020 at "Optics letters"

DOI: 10.1364/ol.394046

Abstract: Holography has garnered an explosion of interest in tremendous applications, owing to its capability of storing amplitude and phase of light and reconstructing the full-wave information of targets. Spatial light modulators, metalenses, metasurfaces, and other… read more here.

Keywords: phase; neural networked; diffractive neural; optical diffractive ... See more keywords

Metasurface-empowered freely-arrangeable multi-task diffractive neural networks

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recommendations! Published in 2025 at "Photonics Research"

DOI: 10.1364/prj.576203

Abstract: Recent advancements in optical computing have garnered considerable research interests owing to its ener-gy-efficient operation and ultralow latency characteristics. As an emerging framework in this domain, dif-fractive deep neural networks (D2NNs) integrate deep learning algorithms… read more here.

Keywords: task; multi task; metasurface empowered; diffractive neural ... See more keywords

Opto-intelligence spectrometer using diffractive neural networks

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recommendations! Published in 2024 at "Nanophotonics"

DOI: 10.1515/nanoph-2024-0233

Abstract: Abstract Spectral reconstruction, critical for understanding sample composition, is extensively applied in fields like remote sensing, geology, and medical imaging. However, existing spectral reconstruction methods require bulky equipment or complex electronic reconstruction algorithms, which limit… read more here.

Keywords: spectral reconstruction; using diffractive; intelligence spectrometer; reconstruction ... See more keywords

Optical classification of images at different wavelengths using spectral diffractive neural networks

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recommendations! Published in 2025 at "Computer Optics"

DOI: 10.18287/2412-6179-co-1536

Abstract: A solution of several different problems of image classification at several different wavelengths using a diffractive neural network (DNN) consisting of sequentially located phase diffractive optical elements (DOEs) is considered. To solve the classification problems,… read more here.

Keywords: classification; classification images; wavelengths using; different wavelengths ... See more keywords

Optical Full Adder Based on Integrated Diffractive Neural Network

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recommendations! Published in 2025 at "Micromachines"

DOI: 10.3390/mi16060681

Abstract: Light has been intensively investigated as a computing medium due to its high-speed propagation and large operation bandwidth. Since the invention of the first laser in 1960, the development of optical computing technologies has presented… read more here.

Keywords: full adder; neural network; diffractive neural; optical full ... See more keywords

Design of Diffractive Neural Networks for Solving Different Classification Problems at Different Wavelengths

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recommendations! Published in 2024 at "Photonics"

DOI: 10.3390/photonics11080780

Abstract: We consider the problem of designing a diffractive neural network (DNN) consisting of a set of sequentially placed phase diffractive optical elements (DOEs) and intended for the optical solution of several given classification problems at… read more here.

Keywords: classification; problem; different wavelengths; diffractive neural ... See more keywords

Index-Matching Two-Photon Polymerization for Enhancing Machining Accuracy of Diffractive Neural Networks

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recommendations! Published in 2025 at "Photonics"

DOI: 10.3390/photonics12050473

Abstract: Two-photon polymerization (TPP) is an effective and rapid method for prototyping diffractive neural networks (DNNs). However, DNNs’ accuracy can be diminished by phase aberrations resulting from substrate misalignment in fabrication. To address this, we introduce… read more here.

Keywords: two photon; photon polymerization; accuracy; diffractive neural ... See more keywords