Results 71 to 80 of about 3,315 (309)

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Robust active fault-tolerant control for internal combustion gas engine for air–fuel ratio control with statistical regression-based observer model

open access: yesMeasurement + Control, 2019
Fault-tolerant control systems are utilized in safety and critical applications to achieve greater reliability and availability for continued operation despite faults in the system components.
Arslan Ahmed Amin   +1 more
doaj   +1 more source

Active Fault-Tolerant Control of a Quadcopter against Time-Varying Actuator Faults and Saturations Using Sliding Mode Backstepping Approach

open access: yesApplied Sciences, 2019
Fault-tolerant control is becoming an interesting topic because of its reliability and safety. This paper reports an active fault-tolerant control method for a quadcopter unmanned aerial vehicle (UAV) to handle actuator faults, disturbances, and input ...
Ngoc Phi Nguyen, Sung Kyung Hong
doaj   +1 more source

Multilayer Soft Photonic Arrays Inspired by Cephalopod Skin for High‐Density, Independent, and Multimodal Actuation

open access: yesAdvanced Functional Materials, EarlyView.
A vertically stacked, DEA‐driven photonic array inspired by cephalopod skin, featuring highly crystalline colloidal crystal gels with vivid color, low FWHM and scalability is presented. The multilayer design removes lateral pixel interference, achieving near‐100% fill factor with fully independent RGB actuation.
Maga Kim   +11 more
wiley   +1 more source

Fault-Tolerant Model Predictive Control for Autonomous Underwater Vehicles Considering Unknown Disturbances

open access: yesJournal of Marine Science and Engineering
This paper presents a fault-tolerant model predictive control approach for cross-rudder autonomous underwater vehicles to achieve heading control, considering rudder stuck faults and unknown disturbances.
Yimin Chen   +4 more
doaj   +1 more source

SI‐bioATRP in Mesoporous Silica for Size‐Exclusion Driven Local Polymer Placement

open access: yesAdvanced Functional Materials, EarlyView.
An enzyme‐catalyzed surface‐initiated atom transfer radical polymerization (SI‐bioATRP) of an anionic monomer within mesoporous silica particles, using hemoglobin as a catalyst, allows for controlling the location of the formed polymer via size‐exclusion effects between the nanopores and the biomacromolecules, thereby opening routes to functional ...
Oleksandr Wondra   +8 more
wiley   +1 more source

Intelligent Fault-Tolerant Active Power Control Using Reinforcement Learning for Offshore Wind Farms

open access: yesIEEE Access
Given the continuous development of society and the escalating demand for clean energy, there is an imperative focus on wind farm control to overcome the primary obstacle hindering wind farm development: high operation and maintenance costs.
Xuanhe Zhang   +4 more
doaj   +1 more source

Fault Tolerant Control in a Semi-Active Automotive Suspension

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2016
A new active Fault Tolerant Controller (FTC) is proposed for an automotive semi-active suspension, by considering a quarter of vehicle model. The design is composed by: (1) a robust non-linear controller used to isolate vibrations into the vehicle caused
Juan C. Tudón Martínez   +3 more
doaj   +1 more source

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