Results 41 to 50 of about 6,360,569 (404)

Zero-static power radio-frequency switches based on MoS2 atomristors

open access: yesNature Communications, 2018
Recently, non-volatile resistance switching or memristor (equivalently, atomristor in atomic layers) effect was discovered in transitional metal dichalcogenides (TMD) vertical devices.
Myungsoo Kim   +6 more
semanticscholar   +1 more source

Cosmic radio dipole: Estimators and frequency dependence [PDF]

open access: yesAstronomy & Astrophysics, 2020
The origin and contributions to the Cosmic Radio Dipole are of great interest in cosmology. Recent studies revealed open questions about the nature of the observed Cosmic Radio Dipole.
T. M. Siewert   +2 more
semanticscholar   +1 more source

Radio Frequency Interference Mitigation

open access: yes, 2017
Radio astronomy observational facilities are under constant upgradation and development to achieve better capabilities including increasing the time and frequency resolutions of the recorded data, and increasing the receiving and recording bandwidth.
An, Tao   +3 more
core   +1 more source

High-energy sources at low radio frequency : the Murchison Widefield Array view of Fermi blazars [PDF]

open access: yes, 2016
This is the accepted version of the following article: Giroletti, M. et al., A&A, 588 (2016) A141, which has been published in final form at DOI: http://dx.doi.org/10.1051/0004-6361/201527817.
A. A. Deshpande   +91 more
core   +6 more sources

Size-Prior-Oriented Target Detection and Recognition for Automotive SAR

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Automotive SAR target detection, which involves interpreting scenes or distinguishing different objects from SAR images, is a fundamental and critical problem in intelligent driving. An increasing number of methods have been proposed in airbone-SAR image
Zekang Fan   +5 more
doaj   +1 more source

Permittivity-Inspired Microwave Resonator-Based Biosensor Based on Integrated Passive Device Technology for Glucose Identification

open access: yesBiosensors, 2021
In this study, we propose a high-performance resonator-based biosensor for mediator-free glucose identification. The biosensor is characterized by an air-bridge capacitor and fabricated via integrated passive device technology on gallium arsenide (GaAs ...
Wei Yue   +5 more
doaj   +1 more source

The Radio/Gamma Connection of Blazars from High to Low Radio Frequencies [PDF]

open access: yes, 2018
We construct a large sample of gamma-ray blazars with low-frequency radio data using the recent released TGSS AD1 catalog at 150 MHz. The radio/gamma connections of blazars are compared from 143 GHz to 150 MHz. The radio flux density at all radio frequencies shows strong correlation with gamma-ray flux for blazars, as well as for the two subclasses ...
arxiv   +1 more source

Radio Frequency Identification (RFID )

open access: yes, 2018
: Radio frequency identification (RFID) uses Radio Waves to track objects using tags attached to them. The tags contain information about theobject they are tagged to which is revealed using an RFID reader. Active tags have a local power source (battery)
Ben Rothke
semanticscholar   +1 more source

Radio-Frequency Applications for Food Processing and Safety.

open access: yesAnnual Review of Food Science and Technology, 2018
Radio-frequency (RF) heating, as a thermal-processing technology, has been extending its applications in the food industry. Although RF has shown some unique advantages over conventional methods in industrial drying and frozen food thawing, more research
Y. Jiao   +3 more
semanticscholar   +1 more source

Space-Frequency-Interpolated Radio Map

open access: yesIEEE Transactions on Vehicular Technology, 2021
This paper presents a novel method for radio map construction that simultaneously interpolates the received signal power values over space and frequency domains.
Koya Sato   +4 more
semanticscholar   +1 more source

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