Results 101 to 110 of about 3,636,883 (285)

Simultaneous All-Optical or and xor Logic Gates Based on the Bimodal Photonic Cavity Containing a Quantum Dot

open access: yesIEEE Photonics Journal, 2016
We theoretically present a design for simultaneous all-optical or and xor logic gates based on single quantum dot (QD)-bimodal cavity system working in low-photon-number regime.
Han Ye   +4 more
doaj   +1 more source

PARALLEL OPTICAL FUZZY-LOGIC GATES BASED ON SPATIAL AREA-ENCODING TECHNIQUE

open access: yes, 1994
A spatial area-encoding method is proposed to implement optical fuzzy logic gates in parallel. All the sixteen fuzzy logic gates of two fuzzy variables can be realized by changing the switching states of the lenses and corresponding threshold format of ...
ZHANG, SQ   +4 more
core   +1 more source

Flexible Sensors for Robotics Tactile Perception: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

All-optical logic gate operating with single wavelength

open access: yesOptics Express, 2014
We design scalable all-optical logic gates that operate with the same input and output wavelength. We demonstrated the operation by using coupled mode equations, and investigated the impact of input power fluctuations and fabrication errors. We found that a wavelength fluctuation 0.3 times greater than the resonant wavelength width will degrade the ...
Akihiro, Fushimi, Takasumi, Tanabe
openaire   +2 more sources

Robotics in Ionizing Radiation Environments: Vulnerabilities, Hardening, and Future Directions

open access: yesAdvanced Robotics Research, EarlyView.
Radiation exposure causes cumulative degradation in robotic sensors, actuators, and electronic logic, often leading to undetected failures. This study maps component vulnerabilities, evaluates hardening and shielding strategies, and identifies testing gaps that must be addressed to enable next‐generation radiation‐tolerant robotic systems.
Francis A. K. Djirackor   +4 more
wiley   +1 more source

An On‐Demand Neuromorphic Vision System Enabled by a Multi‐Paradigm Neuromorphic Device and Hierarchical Reconfigurability Designed from Device to System Level

open access: yesAdvanced Science, EarlyView.
An on‐demand ultra‐reconfigurable intelligent vision system with hierarchical reconfigurability from device to system levels is demonstrated. Through co‐design of a multi‐paradigm device, reconfigurable circuits, and adaptive system architecture/algorithms, the system enables seamless switching among spiking, non‐spiking, neuromorphic imaging (NI), and
Biyi Jiang   +7 more
wiley   +1 more source

Two‐Dimensional Triferroics: From Fundamental Couplings to Multifunctional Applications

open access: yesAdvanced Science, EarlyView.
This graphic summarizes the three main types of currently reported 2D triferroic couplings. From the structural perspective, existing systems can be broadly classified into two categories, which exhibit distinct symmetry features and coupling behaviors. Beyond the lattice difference, a third type involves the interplay among ferroelectricity, magnetism,
Yang Li, Jialin Gong, Zhiqing Li
wiley   +1 more source

All-Optical Logic Gates Based on an SOA and an Optical Filter

open access: yes, 2005
A novel all-optical logic device, composed of an SOA and an optical filter, is demonstrated for AND, OR and XOR gates at 10 Gb/s.
Z. Li   +7 more
core  

Spatial soliton all-optical logic gates RID F-7127-2011

open access: yes, 2006
We demonstrate some basic all-optical (electrically unbiased) logic gates in azobenzene liquid crystalline cells, exploiting their large nonlinearity for light localization and the trans-cis photoisomerization for all-optical external control.
Tabiryan NV   +3 more
core   +1 more source

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