Results 21 to 30 of about 108,405 (293)

Horn-Coupled, Commercially-Fabricated Aluminum Lumped-Element Kinetic Inductance Detectors for Millimeter Wavelengths [PDF]

open access: yes, 2014
We discuss the design, fabrication, and testing of prototype horn-coupled, lumped-element kinetic inductance detectors (LEKIDs) designed for cosmic microwave background (CMB) studies.
Ade, P.   +18 more
core   +4 more sources

Universal fractional-order design of linear phase lead compensation multirate repetitive control for PWM inverters [PDF]

open access: yes, 2017
Repetitive control (RC) with linear phase lead compensation provides a simple but very effective control solution for any periodic signal with a known period.
Liu, Zhichao, Zhang, Bin, Zhou, Keliang
core   +1 more source

Fractional-Order Modeling and Analysis of a Three-Phase Voltage Source PWM Rectifier

open access: yesIEEE Access, 2020
In this paper, the fractional-order modeling and analysis of a three-phase voltage source PWM rectifier (VSR) are researched considering the fractional-order characteristics of actual inductors and capacitors.
Junhua Xu   +3 more
doaj   +1 more source

MKID development for SuperSpec: an on-chip, mm-wave, filter-bank spectrometer [PDF]

open access: yes, 2012
SuperSpec is an ultra-compact spectrometer-on-a-chip for millimeter and submillimeter wavelength astronomy. Its very small size, wide spectral bandwidth, and highly multiplexed readout will enable construction of powerful multibeam spectrometers for high-
Barry, Peter S.   +18 more
core   +2 more sources

Dynamic Behaviors and the Equivalent Realization of a Novel Fractional-Order Memristor-Based Chaotic Circuit

open access: yesComplexity, 2018
This paper proposed a novel fractional-order memristor-based chaotic circuit. A memristive diode bridge cascaded with a fractional-order RL filter constitutes the generalized fractional-order memristor.
Ningning Yang   +4 more
doaj   +1 more source

Development of Fractional Order Modeling of Voltage Source Converters

open access: yesIEEE Access, 2020
This paper proposes a mathematical fractional order modelling of Voltage Source Converters (VSC). Fractional behaviour helps to model and describe a real object more accurately than the integer order model.
Monika Sharma   +3 more
doaj   +1 more source

Concepts and methods in optimization of integrated LC VCOs [PDF]

open access: yes, 2001
Underlying physical mechanisms controlling the noise properties of oscillators are studied. This treatment shows the importance of inductance selection for oscillator noise optimization. A design strategy centered around an inductance selection scheme is
Hajimiri, Ali, Ham, Donhee
core   +1 more source

An Integer-Order Memristive System with Two- to Four-Scroll Chaotic Attractors and Its Fractional-Order Version with a Coexisting Chaotic Attractor

open access: yesComplexity, 2018
First, based on a linear passive capacitor C, a linear passive inductor L, an active-charge-controlled memristor, and a fourth-degree polynomial function determined by charge, an integer-order memristive system is suggested.
Ping Zhou, Meihua Ke
doaj   +1 more source

Stored Electromagnetic Energy and Antenna Q [PDF]

open access: yes, 2012
Decomposition of the electromagnetic energy into its stored and radiated parts is instrumental in the evaluation of antenna Q and the corresponding fundamental limitations on antennas.
Gustafsson, Mats, Jonsson, B. L. G.
core   +1 more source

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