Results 1 to 10 of about 3,732,331 (120)

Simulation of TiN/HfO2/Pt memristor I–V curve for different conductive filament thickness [PDF]

open access: yesModern Electronic Materials, 2021
The operation of the TiN/HfO2/Pt bipolar memristor has been simulated by the finite elements method using the Maxwell steady state equations as a mathematical basis.
Andrey N. Aleshin   +2 more
doaj   +3 more sources

A continuum of bright and dark-pulse states in a photonic-crystal resonator

open access: yesNature Communications, 2022
A Kerr-nonlinear resonator with normal dispersion supports bright and dark pulse states. With photonic crystal ring resonators, this work demonstrates a continuum across these nonlinear states and explores the underlying mechanism.
Su-Peng Yu   +3 more
doaj   +1 more source

High specificity THz metamaterial-based biosensor for label-free transcription factor detection in melanoma diagnostics

open access: yesScientific Reports, 2023
In this work, we present a promising diagnostic tool for melanoma diagnosis. With the proposed terahertz biosensor, it was possible to selectively and sensitively detect the early growth response protein 2, a transcription factor with an increased ...
Merle Richter   +7 more
doaj   +1 more source

A Dual-Band Dual-Polarized Base Station Antenna Array With Isolation Enhancement

open access: yesIEEE Open Journal of Antennas and Propagation, 2023
In this paper, a dual-band dual-polarized antenna with isolation enhancement is designed. The proposed antenna operates in the frequency range of 3.4–3.6 GHz and 4.8-5 GHz, where the center frequency of the high band (HB) is 1.4 times that of the ...
Lei Ge   +4 more
doaj   +1 more source

A Linear-Power-Regulated Wireless Power Transfer Method for Decreasing the Heat Dissipation of Fully Implantable Microsystems

open access: yesSensors, 2022
Magnetic coupling resonance wireless power transfer can efficiently provide energy to intracranial implants under safety constraints, and is the main way to power fully implantable brain–computer interface systems.
Haochuan Wang   +6 more
doaj   +1 more source

Publisher Correction: Chip-scale atomic diffractive optical elements

open access: yesNature Communications, 2019
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Liron Stern   +4 more
doaj   +1 more source

Chip-scale atomic diffractive optical elements

open access: yesNature Communications, 2019
Quantum coherence and the nonlinear properties of atoms are highly useful in optical devices. Here the authors show quantum-optic hybrid platforms in fully integrated chip-scale atomic diffractive optical elements by embedding hot atomic Rb vapor in ...
Liron Stern   +4 more
doaj   +1 more source

High Responsivity and Ultra-Low Detection Limits in Nonlinear a-Si:H p-i-n Photodiodes Enabled by Photogating

open access: yesPhotonic Sensors, 2023
Photodetectors operating at the wavelength in the visible spectrum are key components in high-performance optoelectronic systems. In this work, massive nonlinearities in amorphous silicon p-i-n photodiodes enabled by the photogating are presented ...
Andreas Bablich   +4 more
doaj   +1 more source

High-Performance Metamaterial Light Absorption from Visible to Near-Infrared Assisted by Anti-Reflection Coating

open access: yesPhotonics, 2023
This study experimentally demonstrates two types of ultra-broadband metamaterial absorbers with high performance in the visible-to-near-infrared range by using different anti-reflection coatings (i.e., SiO2 and Si3N4) and a multi-subcell Ti-SiO2-Ti ...
Dongqing Wu   +4 more
doaj   +1 more source

Investigation of Frequency Scanning Printed Bruce Array Antenna

open access: yesIEEE Access, 2020
A printed edge-fed counterpart of wire Bruce array antenna, with open-stopband mitigation at broadside, is presented. The proposed antenna comprises of 11 meandered unit-cells periodically modulated in congruence with wire Bruce array antenna's theory ...
Zeeshan Ahmed   +3 more
doaj   +1 more source

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