Computation at the speed of light: metamaterials for all-optical calculations and neural networks

T Badloe, S Lee, J Rho - Advanced Photonics, 2022 - spiedigitallibrary.org
The explosion in the amount of information that is being processed is prompting the need for
new computing systems beyond existing electronic computers. Photonic computing is …

Roadmap for optical metasurfaces

AI Kuznetsov, ML Brongersma, J Yao, MK Chen… - ACS …, 2024 - ACS Publications
Metasurfaces have recently risen to prominence in optical research, providing unique
functionalities that can be used for imaging, beam forming, holography, polarimetry, and …

Determining the optimal communication channels of arbitrary optical systems using integrated photonic processors

SM SeyedinNavadeh, M Milanizadeh, F Zanetto… - Nature …, 2024 - nature.com
Modes of propagation through an optical system are generally defined as the eigensolutions
of the wave equation in the system. When propagation occurs through complicated or highly …

Machine-learning-driven accelerated design-method for meta-devices

S Ijaz, S Noureen, B Rehman, O Aldaghri… - Materials Today …, 2023 - Elsevier
Metasurface-based solar absorbers are widely acknowledged in green energy applications.
The traditional roadmap for designing meta-absorbers relies on hefty trial-and-error …

Diffractive optical computing in free space

J Hu, D Mengu, DC Tzarouchis, B Edwards… - Nature …, 2024 - nature.com
Structured optical materials create new computing paradigms using photons, with
transformative impact on various fields, including machine learning, computer vision …

Inverse-designed low-index-contrast structures on a silicon photonics platform for vector–matrix multiplication

V Nikkhah, A Pirmoradi, F Ashtiani, B Edwards… - Nature …, 2024 - nature.com
Inverse-designed silicon photonic metastructures offer an efficient platform to perform
analogue computations with electromagnetic waves. However, due to computational …

Reconfigurable metamaterial processing units that solve arbitrary linear calculus equations

P Fu, Z Xu, T Zhou, H Li, J Wu, Q Dai, Y Li - Nature Communications, 2024 - nature.com
Calculus equations serve as fundamental frameworks in mathematics, enabling describing
an extensive range of natural phenomena and scientific principles, such as thermodynamics …

Self-calibrating microring synapse with dual-wavelength synchronization

J Cheng, Z He, Y Guo, B Wu, H Zhou, T Chen… - Photonics …, 2023 - opg.optica.org
As a resonator-based optical hardware in analog optical computing, a microring synapse
can be straightforwardly configured to simulate the connection weights between neurons …

Complex Matrix Equation Solver Based on Computational Metasurface

HQ Yang, JW Wu, RW Shao, ZX Wang… - Advanced Functional …, 2024 - Wiley Online Library
With the increasing demands for computing powers, wave‐based computation has attracted
researcher's attention due to its inherent high speed. Metasurfaces have flexible and …

Metasurface for programmable quantum algorithms with classical and quantum light

RS Tanuwijaya, H Liang, J Xi, WC Wong, TK Yung… - …, 2024 - degruyter.com
Metasurfaces have recently opened up applications in the quantum regime, including
quantum tomography and the generation of quantum entangled states. With their capability …