Results 81 to 90 of about 7,136,044 (235)

TESCLA: A Fully Soft Electromagnetic Linear Actuator With Continuous Bending Enabled by Liquid‐Metal Solenoids

open access: yesAdvanced Materials, EarlyView.
TESCLA (tubular electromagnetic soft conformal linear actuator) combines liquid‐metal solenoids and compliant magnetic composites to achieve large‐stroke bidirectional actuation with continuous bending. Integrated inductance‐based self‐sensing enables proprioceptive position estimation without external sensors, providing a versatile platform for soft ...
Yeongjin Choi   +3 more
wiley   +1 more source

EARTH-ORBITAL ELECTRO-OPTICAL MULTIBAND CAMERA

open access: yes, 1970
QC 351 A7 no. 62Multiband photography has been used for several years as a tool for aerial reconnaissance. Recent experiments indicate a potential value in earth resources studies, particularly those utilizing an electro-optical image sensor. This report
Baker, L. Ralph
core   +5 more sources

Optimisation of Lambertian order for indoor non-directed optical wireless communication [PDF]

open access: yes, 2012
This paper studies the optimised Lambertian order (OLO) of light-emitting diodes (LEDs) for an indoor non-directed line of sight optical wireless communication (NLOS-OWC) systems.
Ghassemlooy, Zabih   +11 more
core   +1 more source

Volatile Memristive Devices With Tunable Temporal Dynamics For Event‐Based Sensing

open access: yesAdvanced Materials, EarlyView.
Tunable volatile memristive devices can serve various neural‐inspired tasks that require different time windows of information retention. The ionic‐based volatility of the presented Pt/a‐STO/TaOx/Ta device stack can be reproducibly and controllably tuned in multiple ways.
Dimitrios Spithouris   +7 more
wiley   +1 more source

Design Guidelines for Optical Camera Communication Systems: A Tutorial

open access: yesIEEE Photonics Journal
The rapid development of the Internet of Things (IoT) has put great challenges on the next generation's communication technologies. Optical Camera Communication (OCC), with its advantages of the green principle, less electromagnetic interference ...
Anqi Liu   +4 more
doaj   +1 more source

Wavelength‐ and Helicity‐Reconfigurable Circularly Polarized Optical Diodes Enabled by Molecular Photoswitches

open access: yesAdvanced Materials, EarlyView.
All‐optical, photoswitchable diode‐type device for tunable nonreciprocal (asymmetric) transmission of CPL across a broad spectrum of light is demonstrated using molecular motor (photoswitch)‐doped cholesteric liquid crystals (CLCs) sandwiched between polyvinyl alcohol (PVA) and polydopamine (PDA)‐PVA composite layers.
Chaoguang Ye   +11 more
wiley   +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  

Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels

open access: yesAdvanced Materials, EarlyView.
We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg   +15 more
wiley   +1 more source

VLC/OCC Hybrid Optical Wireless Systems for Versatile Indoor Applications

open access: yesIEEE Access, 2019
In this paper, a hybrid scheme for optical wireless communications using LED lamps is proposed. This scheme allows both visible light communication (VLC) using photodetectors and optical camera communication (OCC) using image sensors of a camera to ...
Duy Thong Nguyen   +3 more
doaj   +1 more source

Application of Optical Camera Communication to Microalgae Production Plants

open access: yes, 2020
Optical Camera Communication (OCC) Systems have a potential application for monitoring flat-panel photobioreactors in microalgae production plants.
Juan Luis Gomez-Pinchetti   +13 more
core   +1 more source

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