Results 21 to 30 of about 11,784 (265)

Experimental realization of a CMOS-compatible optical directed priority encoder using cascaded micro-ring resonators

Nanophotonics, 2018
In this paper, we propose and experimentally demonstrate an integrated optical device that can implement the logical function of priority encoding from a 4-bit electrical signal to a 2-bit optical signal.
Xiao Huifu, Li Dezhao, Liu Zilong, Han Xu, Chen Wenping, Zhao Ting, Tian Yonghui, Yang Jianhong   +7 more
doaj   +1 more source

Behavioral modeling of integrated phase-change photonic devices for neuromorphic computing applications

APL Materials, 2019
The combination of phase-change materials and integrated photonics has led to the development of new forms of all-optical devices, including photonic memories, arithmetic and logic processors, and synaptic and neuronal mimics. Such devices can be readily
Santiago G.-C. Carrillo, Emanuele Gemo, Xuan Li, Nathan Youngblood, Andrew Katumba, Peter Bienstman, Wolfram Pernice, Harish Bhaskaran, C. David Wright   +8 more
doaj   +1 more source

Terahertz All-Optical Logic Gates Based on a Graphene Nanoribbon Rectangular Ring Resonator

IEEE Photonics Journal, 2018
A type of all-optical logic gates based on a graphene nanoribbon rectangular ring resonator for terahertz frequency is proposed and numerically investigated by finite-difference time-domain simulations.
Wei Su, Zhen Geng
doaj   +1 more source

Performing photonic nonlinear computations by linear operations in a high-dimensional space

Nanophotonics, 2023
As photonic linear computations are diverse and easy to realize while photonic nonlinear computations are relatively limited and difficult, we propose a novel way to perform photonic nonlinear computations by linear operations in a high-dimensional space,
Zhang Wenkai, Gu Wentao, Cheng Junwei, Huang Dongmei, Cheng Zihao, Wai Ping-kong Alexander, Zhou Hailong, Dong Jianji, Zhang Xinliang   +8 more
doaj   +1 more source

Exceptional point protected robust on‐chip optical logic gates

Exploration, 2022
Optical logic gates are crucial components for information processing and communication using photons. Current optical logic gates typically rely on the light interference principle which requires an accurate manipulation of the dynamical phase of light,
Song‐Rui Yang, Xu‐Lin Zhang, Hong‐Bo Sun   +2 more
doaj   +1 more source

Implementation of Logic Gates in an Erbium-Doped Fiber Laser (EDFL): Numerical and Experimental Analysis

Photonics, 2022
At a time when miniaturization and optimization of resources are in the foreground, the development of devices that can perform various functions is a primary goal of technological development.
Samuel Mardoqueo Afanador Delgado, José Luis Echenausía Monroy, Guillermo Huerta Cuellar, Juan Hugo García López, Rider Jaimes Reátegui   +4 more
doaj   +1 more source

Design of Ultrasmall Plasmonic Logic Gates Based on Single Nanoring Dielectric-Metal-Dielectric Waveguide

International Journal of Optics, 2023
This paper proposes a new configuration of dielectric-metal-dielectric (DMD) waveguides to design optical logic gates. Seven plasmonic logic gates, including NOT, OR, AND, NAND, NOR, XOR, and XNOR, are realized by one nanoring and four DMD plasmonic ...
Salma Ali Sadeq, Mohsen Hayati, Saba Khosravi   +2 more
doaj   +1 more source

A Concept of a Digital and Traceable Manufacturing Documentation Based on Formalized Process Description Applied on Composite Aircraft Moveable

Advanced Engineering Materials, EarlyView.
The documentation of component manufacture has become an essential part of today's production processes, especially for the analysis and optimization of production or component design with regard to structural performance, economic efficiency, and sustainability.
Björn Denker, Dominik Delisle, Christian Krombholz, Martin Rädel, Frank Dressel   +4 more
wiley   +1 more source

Design of Ultra-Compact and Multifunctional Optical Logic Gate Based on Sb₂Se₃-SOI Hybrid Platform

Nanomaterials
Optical logic devices are essential functional devices for achieving optical signal processing. In this study, we design an ultra-compact (4.92 × 2.52 μm2) reconfigurable optical logic gate by using inverse design method with DBS algorithm based on ...
Liuni Yang, Qiang Liu, Haoyuan Liang, Minming Geng, Kejin Wei, Zhenrong Zhang   +5 more
doaj   +1 more source

NFDI MatWerk Ontology (MWO): A BFO‐Compliant Ontology for Research Data Management in Materials Science and Engineering

Advanced Engineering Materials, EarlyView.
This article presents the NFDI‐MatWerk Ontology (MWO), a Basic Formal Ontology‐based framework for interoperable research data management in materials science and engineering (MSE). Covering consortium structures, research data management resources, services, and instruments, MWO enables semantic integration, Findable, Accessible, Interoperable, and ...
Hossein Beygi Nasrabadi, Ebrahim Norouzi, Kostiantyn Hubaiev, Jörg Waitelonis, Harald Sack   +4 more
wiley   +1 more source