activity
20202025
most citedDirect (3+1)D laser writing of graded-index optical elements

72 citations · 155 across the 12 of their papers we have counts for

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Showing physics.opticsShow all

8 papers · 1 filter

physics.optics2025

Training Hybrid Neural Networks with Multimode Optical Nonlinearities Using Digital Twins

Ilker Oguz, Louis J. E. Suter, Jih-Liang Hsieh +4

The ability to train ever-larger neural networks brings artificial intelligence to the forefront of scientific and technical discoveries. However, their exponentially increasing si…

physics.optics2024

Optical Diffusion Models for Image Generation

Ilker Oguz, Niyazi Ulas Dinc, Mustafa Yildirim +6

Diffusion models generate new samples by progressively decreasing the noise from the initially provided random distribution. This inference procedure generally utilizes a trained n…

physics.optics2024

Programming the scalable optical learning operator with spatial-spectral optimization

Yi Zhou, Jih-Liang Hsieh, Ilker Oguz +6

Electronic computers have evolved drastically over the past years with an ever-growing demand for improved performance. However, the transfer of information from memory and high en…

physics.optics2024★ 3 cited

Multicasting Optical Reconfigurable Switch

Niyazi Ulas Dinc, Mustafa Yildirim, Ilker Oguz +2

Artificial Intelligence (AI) demands large data flows within datacenters, heavily relying on multicasting data transfers. As AI models scale, the requirement for high-bandwidth and…

physics.optics2024★ 33 cited

Subwavelength Imaging using a Solid-Immersion Diffractive Optical Processor

Jingtian Hu, Kun Liao, Niyazi Ulas Dinc +14

Phase imaging is widely used in biomedical imaging, sensing, and material characterization, among other fields. However, direct imaging of phase objects with subwavelength resoluti…

physics.optics2023

Volume holograms with linear diffraction efficiency relation by (3+1)D printing

Niyazi Ulas Dinc, Christophe Moser, Demetri Psaltis

We demonstrate the fabrication of volume holograms using 2-photon polymerization with dynamic control of light exposure. We refer to our method as (3+1)D printing. Volume holograms…

physics.optics2023★ 1 cited

Nonlinear Processing with Linear Optics

Mustafa Yildirim, Niyazi Ulas Dinc, Ilker Oguz +2

Deep neural networks have achieved remarkable breakthroughs by leveraging multiple layers of data processing to extract hidden representations, albeit at the cost of large electron…

physics.optics2021★ 72 cited

Direct (3+1)D laser writing of graded-index optical elements

Xavier Porte, Niyazi Ulas Dinc, Johnny Moughames +6

We propose single-step additive fabrication of graded-index optical elements by introducing the light exposure as the additional dimension to three-dimensional (3D) laser writing,…