Results 21 to 30 of about 12,181 (273)

AlGaAs Nonlinear Integrated Photonics

open access: yesMicromachines, 2022
Practical applications implementing integrated photonic circuits can benefit from nonlinear optical functionalities such as wavelength conversion, all-optical signal processing, and frequency-comb generation, among others.
Ehsan Mobini   +3 more
doaj   +1 more source

Phosphate sink containing two-component signaling systems as tunable threshold devices [PDF]

open access: yes, 2014
Synthetic biology aims to design de novo biological systems and reengineer existing ones. These efforts have mostly focused on transcriptional circuits, with reengineering of signaling circuits hampered by limited understanding of their systems dynamics ...
Elisenda Feliu (481165)   +27 more
core   +2 more sources

Construction of biocomputing systems based on switchable bioelectrocatalysis and stimulus-responsive film electrodes

open access: yesSensors and Actuators Reports, 2021
The construction of biocomputing platforms, particularly based on multiple stimulus-responsive film electrodes and switchable bioelectrocatalysis, is briefly overviewed.
Wenjing Lian   +4 more
doaj   +1 more source

Tunable AC/DC converter using graphene-germanium barristor based half-wave rectifier

open access: yesAIP Advances, 2019
Tunable DC voltage control circuit based on a half-wave rectifier was developed using a graphene–germanium barristor. The output DC voltage level could be modulated at 30–100% of the peak voltage by controlling the Schottky barrier height between ...
Sunwoo Heo   +7 more
doaj   +1 more source

Tunable zero-field superconducting diode effect in two-dimensional ferromagnetic/superconducting Fe3GeTe2/NbSe2 heterostructure

open access: yesNano Research
The emergence of superconducting diode effect (SDE) provides a new platform to investigate the intertwining among band topology, superconductivity, and magnetism, thereby establishing the foundation for achieving ultra-low dissipation devices and ...
Guojing Hu   +16 more
doaj   +1 more source

Switchable thermal waveguides in GaAs based devices

open access: yesAIP Advances, 2023
The modulation of light within microscopic devices is the key to designing versatile and powerful photonic integrated circuits (PICs). Contemporary techniques are able to generate a wide range of waveguiding and waveforming elements. They are implemented
Philipp Hildenstein   +5 more
doaj   +1 more source

Realisation of radio frequency microelectromechanical devices for multiband, tunable circuit applications

open access: yesIET Microwaves, Antennas & Propagation, 2011
In this work a microelectromechanical-based parallel plate variable capacitor, a micromachined-inductor and an LC resonator that is formed by combining these two are presented. The parallel plate variable capacitor has curvature due to compressive stress and this allows the theoretical 50% tuning range to be exceeded.
Heves, Emre, Gürbüz, Yaşar
openaire   +2 more sources

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

An Anti‐Ambipolar Cryo‐Phototransistor

open access: yesAdvanced Electronic Materials, 2023
Novel anti‐ambipolar transistors (AATs) are gate tunable rectifiers with a marked potential for multi‐valued logic circuits. In this work, the optoelectronic applications of AATs in cryogenic conditions are studied, of which the AAT devices consist of ...
Roshan Jesus Mathew   +5 more
doaj   +1 more source

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