Results 81 to 90 of about 3,794,744 (293)

On‐Chip Photonic Neural Network Architectures

Advanced Optical Materials, EarlyView.
This review presents a comprehensive overview of on‐chip photonic neural network architectures, covering key photonic building blocks, representative network types, and emerging applications. Recent advances, implementation challenges, and future directions are examined, highlighting the potential of integrated photonics to enable ultrafast, energy ...
Seokjin Hong, Berkay Neseli, Seungyeon Cho, Seungsoo Lee, Yeonjun Kim, Seungyoon Choi, Hyo‐Hoon Park, Hamza Kurt   +7 more
wiley   +1 more source

Tunable All-Optical Pattern Recognition System Based on Nonlinear Optical Loop Mirror for Bit-Flip BPSK Targets

Photonics
As the basic physical infrastructure of various networks, optical networks are crucial to the advancement of information technology. Meanwhile, as new technologies emerge, the security of optical networks is facing serious threats.
Ying Tang, Ziyi Kang, Xin Li, Ningjing Liang, Jinyong Chang, Genqing Bian   +5 more
doaj   +1 more source

Investigation of All-photonic Multiple Signals Format Converter to Carrier- suppressed Signals

MATEC Web of Conferences, 2016
Advance modulation format such as carrier suppressed return to zero (CSRZ) is used in several optical communication systems. The generation of CSRZ signal is reported in this paper by means of allphotonics format converter to its suppressed carrier ...
Khairuddin N.Z., Wahid M.H.A., Hambali N.A.M.A., Shahimin M.M., Nazir N.S., Hasanuddin N.H., Ramli M. Muhammad.   +6 more
doaj   +1 more source

All-optical pulse reshaping and retiming systems incorporating pulse shaping fiber Bragg grating

, 2006
This paper demonstrates two optical pulse retiming and reshaping systems incorporating superstructured fiber Bragg gratings (SSFBGs) as pulse shaping elements.
Ibsen, M., Parmigiani, F., Petropoulos, P., Richardson, D.J.   +3 more
core   +1 more source

Inverse‐Designed Superchiral Hot Spot in Dielectric Meta‐Cavity Toward Ultra‐Compact Enantioselective Detection

Advanced Optical Materials, EarlyView.
Linearly polarized incident light with normal incidence creates enhanced optical chirality hotspots on the metasurface. Several orders of magnitude optical chirality enhancement offers a promising route toward highly sensitive, compact chiral spectroscopy.
Anastasia Romashkina, Omer Yesilurt, Vahagn Mkhitaryan, Owen Matthiessen, Min Jiang, Evgeny Lyubin, Bayarjargal N. Tugchin, Isabelle Staude, Jer‐Shing Huang, Thomas Pertsch, Alexander V. Kildishev   +10 more
wiley   +1 more source

Optical neuromorphic computing via temporal up-sampling and trainable encoding on a telecom device platform

Nanophotonics
Mapping input signals to a high-dimensional space is a critical concept in various neuromorphic computing paradigms, including models such as reservoir computing (RC) and extreme learning machines (ELM).
Manuylovich Egor, Stoliarov Dmitrii, Saad David, Turitsyn Sergei K.   +3 more
doaj   +1 more source

Harnessing Ultrafast Optical Pulses for 3D Microfabrication by Selective Tweezing and Immobilization of Colloidal Particles in an Integrated System

Advanced Photonics Research, Volume 6, Issue 5, May 2025.
Microfabrication using nano‐ to micron‐sized blocks has transformative potential for next‐gen electronics, optoelectronics, and materials. Traditional methods are limited by scalability and precision. STIC, a single‐laser system for precise colloid manipulation and immobilization using femtosecond lasers, is introduced that enables efficient 3D ...
Krishangi Krishna, Jieliyue Sun, Wenyu Liu, Robert H. Hurt, Kimani C. Toussaint Jr.   +4 more
wiley   +1 more source

Compliant Pneumatic Feet with Real‐Time Stiffness Adaptation for Humanoid Locomotion

Advanced Robotics Research, EarlyView.
A compliant pneumatic foot with real‐time variable stiffness enables humanoid robots to adapt to changing terrains. Using onboard vision and pressure control, the foot modulates stiffness within each gait cycle, reducing impact forces and improving balance. The design, cast in soft silicone with embedded air chambers and Kevlar wrapping, offers durable,
Irene Frizza, Hiroshi Kaminaga, Philippe Fraisse, Gentiane Venture   +3 more
wiley   +1 more source

Hybrid Continuum Robot Designs and Architectures for Healthcare Applications

Advanced Robotics Research, EarlyView.
Hybrid continuum robots represent an emerging class of flexible manipulators that blend materials, structures, and actuation concepts from the established fields of soft and continuum robotics. This review introduces an accessible framework to distinguish key hybridization approaches, surveys current designs aimed at complex clinical applications, and ...
Burak Ozdemir, Muhammad A. Khalid, Manish Chauhan, Pietro Valdastri, James H. Chandler   +4 more
wiley   +1 more source

Recent Advances, Applications, and Perspectives in Erbium-Doped Fiber Combs

Photonics
Optical frequency combs have emerged as a new generation of metrological tools, driving advancements in various fields such as free-space two-way time–frequency transfer, low-noise microwave source generation, and gas molecule detection.
Pengpeng Yan, Weiming Xu, Heng Hu, Zhenqiang Zhang, Zhaoyang Li, Rong Shu   +5 more
doaj   +1 more source