Results 21 to 30 of about 10,928 (261)

On Modal Excitation Using Capacitive Coupling Elements and Matching Network [PDF]

open access: yes2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, 2019
A resonant characteristic mode (CM) is useful for antenna design if it is properly excited and well matched to the source. In this paper, we consider the feed design for the excitation of the fundamental CM of a rectangular chassis. The tradeoff between the required number of capacitive coupling elements (CCE) and matching elements used for achieving a
Aliakbari Abar, Hanieh, Lau, Buon Kiong
openaire   +1 more source

Design of Asymmetrical Relay Resonators for Maximum Efficiency of Wireless Power Transfer

open access: yesInternational Journal of Antennas and Propagation, 2016
This paper presents a new design method of asymmetrical relay resonators for maximum wireless power transfer. A new design method for relay resonators is demanded because maximum power transfer efficiency (PTE) is not obtained at the resonant frequency ...
Bo-Hee Choi, Jeong-Hae Lee
doaj   +1 more source

Microstrip Capacitance for a Circular Disk Through Matched Asymptotic Expansions [PDF]

open access: yesSIAM Journal on Applied Mathematics, 1982
The solution of the potential around two parallel circular disks separated by a dielectric slab is obtained by using the method of matched asymptotic expansions, asymptotic formula for the capacitance has been derived in the limit of small separation $2\delta $. The formula obtained includes terms of order $\delta $ as well.
Kong, JA, Chew, WC
openaire   +3 more sources

Novel Lossless Positive-/Negative-Grounded Capacitance Multipliers Using VCII

open access: yesElektronika ir Elektrotechnika, 2023
In the presented research, the second-generation voltage conveyor (VCII) is used in the design of active capacitance multipliers. In this paper, three positive and one negative lossless grounded capacitance multipliers (GCMs) are designed.
Mohammad Faseehuddin   +3 more
doaj   +1 more source

Evaluation of Electrical Contact in Thin Semiconducting Films From AC Measurements

open access: yesIEEE Journal of the Electron Devices Society, 2016
The electrical contact of metal-semiconductor (M-S) interface is normally evaluated using dc measurements like transfer of length model and volume transfer mode model.
Biswajit Ghosh, Ratan Mandal
doaj   +1 more source

Monopole Antenna Miniaturization with Magneto-Dielectric Material Loading Combined with Metal Parasitic Element

open access: yesMagnetism, 2022
In this paper is shown a new way to use Magneto-Dielectric Materials (MDM) in order to miniaturize monopole antennas. It is proposed to load an antenna with MDM to use the relative permeability to achieve the first 17% miniaturization rate.
Thomas Finet   +5 more
doaj   +1 more source

Fractional solutions for capacitated NTU-games, with applications to stable matchings [PDF]

open access: yesDiscrete Optimization, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bíró, Péter, Fleiner, Tamás
openaire   +2 more sources

n-Si/p-NbSe2 heterojunctions enabling high rectification, illumination-controlled negative capacitance and microwave resonance with 5G/6G-band wideband matching

open access: yesJournal of Science: Advanced Materials and Devices
A vertical Au/n-Si/p-NbSe2/Ag heterostructure was fabricated by integrating a p-NbSe2 layer on n- Si and defining top/bottom metal electrodes to form a compact Schottky stack.
Laila H. Gaabour   +2 more
doaj   +1 more source

Ultrasensitive Perovskite Photodetector Achieved When Configured with a Si Metal Oxide Semiconductor Field‐Effect Transistor

open access: yesAdvanced Photonics Research, 2023
A novel photodetecting device architecture that combines the optoelectronic property advantages of a perovskite and the amplification properties of a Si metal–oxide–semiconductor field‐effect transistor (MOSFET) to innovate a photodetecting system with ...
Jinbo Liu   +7 more
doaj   +1 more source

Inspired by game theory: A spatial confinement strategy for narrow-pore distribution porous carbons toward high-performance supercapacitors

open access: yesJournal of Materials Research and Technology, 2023
This work suggests how understanding the Gibbs free energy evolution mechanism recorded for solid activators at high temperatures can provide a simple and general route to targeted tuning in preparing porous carbons. We show that based on a novel spatial
Liangcai Wang   +5 more
doaj   +1 more source

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