Results 101 to 110 of about 3,322,116 (291)

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Characterizing Extreme Events in a Fabry–Perot Laser with Optical Feedback

open access: yesPhotonics
The study of extreme events (EEs) in photonics has expanded significantly due to straightforward implementation conditions. EEs have not been discussed systematically, to the best of our knowledge, in the chaotic dynamics of a Fabry–Perot laser with ...
Shanshan Ge   +6 more
doaj   +1 more source

An Error Protection Protocol for user-transparent bridging of Fast Ethernet data transmission over the optical fading channel in an Aeronautical environment [PDF]

open access: yes, 2008
This paper presents an extensive insight into error protection techniques for free space optical links, focusing in particular in aeronautic stratospherically applications.
Serrano-Solsona, Clara   +2 more
core  

A Novel Modified Petroresin Particle (MPRP) With Enhanced Oil–Water Selectivity for Cold Production in Heavy Oil Reservoirs

open access: yesAdvanced Functional Materials, EarlyView.
A novel oil–water selective conformance control agent, MPRP, is prepared via hydrophilic grafting and mechanical granulation. MPRP uniformly disperses in water, cohesively expands upon aging, and readily dissolves in the oil phase. During conformance control, it selectively aggregates in water channeling pathways to form effective plugs without ...
Guang Zhao   +6 more
wiley   +1 more source

Generation of Widely Tunable Narrow-Linewidth Photonic Microwave Signals Based on an Optoelectronic Oscillator Using an Optically Injected Semiconductor Laser as the Active Tunable Microwave Photonic Filter

open access: yesIEEE Photonics Journal, 2018
In this work, a novel optoelectronic oscillator (OEO) structure is proposed for generating widely tunable photonic microwave. In this structure, an optical injection semiconductor laser (OISL) functions as an active tunable microwave photonic filter (MPF)
Xiao-Dong Lin   +6 more
doaj   +1 more source

Rectification and confinement of photokinetic bacteria in an optical feedback loop. [PDF]

open access: yesNat Commun, 2022
Massana-Cid H   +3 more
europepmc   +1 more source

Operando Tracking of Oxygen‐Vacancy Dynamics and Negative Capacitance in Ca‐Doped BiFeO3

open access: yesAdvanced Functional Materials, EarlyView.
Operando electrochemical impedance spectroscopy, combined with electrocoloration, enables a direct correlation between real‐space ionic redistribution and the corresponding frequency‐domain electrical response. In lateral Ca‐doped BiFeO3 devices, time‐resolved impedance snapshots capture the evolution from bulk‐dominated mixed conduction to an ...
Jeonghun Suh   +3 more
wiley   +1 more source

Microresonators for organic semiconductor and fluidic lasers [PDF]

open access: yes, 2007
This thesis describes a number of studies of microstructured optical resonators, designed with the aim of enhancing the performance of organic semiconductor lasers and exploring potential applications. The methodology involves the micro-engineering of
Vasdekis, Andreas E.
core   +2 more sources

Optical Cryptanalysis Method Using Wavefront Shaping

open access: yesIEEE Photonics Journal, 2017
Optical techniques for information security have drawn a lot of attention in recent years. The development of cryptanalysis strategies will also have a positive promotion for the cryptosystems themselves.
Meihua Liao   +3 more
doaj   +1 more source

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