Results 41 to 50 of about 1,257,379 (230)

Assessment of Efficiency of Drying Grain Materials Using Microwave Heating [PDF]

open access: yes, 2019
We present results of experimental work on studying the drying of a dense layer of grain using microwave heating. We investigated a series of techniques to supply heat to grain to assess energy efficiency of a microwave field.
Boshkov, L. (Leonid)   +4 more
core   +3 more sources

Uncoupled Digital Radars Creating a Coherent Sensor Network

open access: yesIEEE Journal of Microwaves
Radar networks offer the possibility to overcome the limitations of single sensors. However, without coherent signal processing, the full potential of radar networks cannot be exploited.
Julian Aguilar   +4 more
doaj   +1 more source

Measuring Ocean Surface Current in the Kuroshio Region Using Gaofen-3 SAR Data

open access: yesApplied Sciences, 2021
The Kuroshio is the strongest warm current in the western North Pacific, which plays a crucial role in climate and human activities. In terms of this, the accurate acquisition of ocean surface current velocity and direction in the Kuroshio region is of ...
Yan Li   +4 more
doaj   +1 more source

A Sub-Aperture-Based Calibration Algorithm for MIMO Antenna Arrays

open access: yesIEEE Open Journal of Antennas and Propagation
In order to ensure high-resolution angle estimation results, antenna apertures of radar sensors become large relative to the wavelength. To prevent high sidelobe levels, the number of antennas is constantly increased, generally through the employment of ...
Matthias Linder   +4 more
doaj   +1 more source

Wideband planar dipole based on dual-layer artificial magnetic conductor

open access: yesThe Journal of Engineering, 2019
A wideband planar dipole based on dual-layer artificial magnetic conductor (AMC) is designed. First, the size of dual-layer AMC is reduced by more than half, and the in-phase band is wider than the single-layer AMC.
Suyang Shi   +3 more
doaj   +1 more source

Design of Compact Quasi-Elliptic Bandpass Filters Based on Coaxial Inset Resonators

open access: yesIEEE Access, 2023
This article reports a novel inset resonator configuration for coaxial filter applications with quasi-elliptic responses. The design and analysis of the inset resonator are discussed in detail and accurately modeled as a capacitively-loaded stepped ...
Abdulrahman Widaa   +2 more
doaj   +1 more source

Microwave switching power divider [PDF]

open access: yes, 1981
A pair of parallel, spaced-apart circular ground planes define a microwave cavity with multi-port microwave power distributing switching circuitry formed on opposite sides of a thin circular dielectric substrate disposed between the ground planes.
Johnson, R. W., Stockton, R. J.
core   +1 more source

Microwave Irradiation Effects on Random Telegraph Signal in a MOSFET

open access: yes, 2006
We report on the change of the characteristic times of the random telegraph signal (RTS) in a MOSFET operated under microwave irradiation up to 40 GHz as the microwave field power is raised.
Alessandro Calderoni   +16 more
core   +1 more source

Microwave pyrolysis of oil palm fibres [PDF]

open access: yes, 2010
Malaysia and Indonesia are generating millions of ton of oil palm fibres (OPF) from their oil palm mills as biomass solid wastes which needs proper waste utilization application.
Ani, Farid Nasir, Arshad Adam, Salema
core  

Microwave spectroscopy on a double quantum dot with an on-chip Josephson oscillator

open access: yes, 2000
We present measurements on microwave spectroscopy on a double quantum dot with an on-chip microwave source. The quantum dots are realized in the two-dimensional electron gas of an AlGaAs/GaAs heterostructure and are weakly coupled in series by a ...
  +9 more
core   +1 more source

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