Results 81 to 90 of about 33,221 (289)

In Situ 3D Bioprinting: Impact of Cross‐Linking on the Adhesive Properties of Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
In situ 3D bioprinting enables the direct deposition of cell‐laden, adhesive biomaterials for on‐site tissue regeneration. This review provides a comprehensive overview of how cross‐linking influences the bioadhesive properties of hydrogels used in 3D bioprinting, highlighting cross‐linking triggers, bioadhesion mechanisms, polymer interpenetration ...
Odile Romero Fernandez   +4 more
wiley   +1 more source

Quantum Modelling of Electro-Optic Modulators

open access: yes, 2011
Many components that are employed in quantum information and communication systems are well known photonic devices encountered in standard optical fiber communication systems, such as optical beamsplitters, waveguide couplers and junctions, electro-optic
Capmany, Jose   +1 more
core   +1 more source

Characterisation of millimetre wave multimode radio-over-fibre systems [PDF]

open access: yes, 2008
Millimetre wave radio-over-fibre links using both singlemode and multimode fibres are demonstrated over a 0-50 GHz bandwidth operating at 1550 nm. Results show that good link gain can be achieved with both single mode and multimode detectors.Millimetre ...
Cryan, MJ, Khawaja, BAM
core   +2 more sources

Push-pull modulated analog photonic link with enhanced sfdr [PDF]

open access: yes, 2009
We demonstrate an analog photonic link (APL) with a high multioctave spurious-free dynamic range (SFDR) of 120 dB.Hz2/3 at the frequency of 2.50 GHz.
Etten, Wim van   +2 more
core   +1 more source

Understanding the Role of Superhydrophobicity and Superhydrophilicity in Salt‐Spray Corrosion of Nanosecond Pulsed Laser‐Textured AA2024 Alloy

open access: yesAdvanced Functional Materials, EarlyView.
Nanosecond pulse laser texturing yields superhydrophobic and superhydrophilic AA2024 surfaces. Salt‐spray tests show that periodic superhydrophobic patterns suppress pitting, whereas superhydrophilic textures enhance it, linking laser‐induced morphology, wettability, and oxide chemistry to corrosion resistance.
Lis Geraldine Zschach   +8 more
wiley   +1 more source

Sensorized Engineered Tissues with Built‐in Thermoregulation and Nutrient Supply

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a granular hydrogel‐based tissue engineering platform that includes a closed‐loop temperature control to maintain 37°C and sustainably releases nutrients, thereby enabling cells to retain a high viability even if stored at room temperature for up to 24 h.
Antonia Georgopoulou   +5 more
wiley   +1 more source

Broadband Dispersion-Induced Power Fading Compensation in Long-Haul Analog Optical Link Based on 2-Ch Phase Modulator

open access: yesIEEE Photonics Journal, 2012
A broadband dispersion compensation scheme based on a 2-Ch phase modulator (2-Ch PM) is proposed and experimentally demonstrated in the long-haul analog optical link.
Jian Niu   +5 more
doaj   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Machine Learning Techniques in Radio-over-Fiber Systems and Networks

open access: yesPhotonics, 2020
The radio-over-fiber (RoF) technology has been widely studied during the past decades to extend the wireless communication coverage by leveraging the low-loss and broad bandwidth advantages of the optical fiber.
Jiayuan He   +3 more
doaj   +1 more source

Wireless Communications in the Era of Big Data

open access: yes, 2015
The rapidly growing wave of wireless data service is pushing against the boundary of our communication network's processing power. The pervasive and exponentially increasing data traffic present imminent challenges to all the aspects of the wireless ...
Bi, Suzhi   +3 more
core   +1 more source

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