Results 61 to 70 of about 18,729 (193)

Application of Fractional Calculus to Modeling the Non-Linear Behaviors of Ferroelectric Polymer Composites: Viscoelasticity and Dielectricity

open access: yesMembranes, 2021
Ferroelectric polymer composites normally show non-linear mechanical and electrical behaviors due to the viscoelastic and dielectric relaxation of polymer matrixes. In this paper, a fractional calculus approach is used to describe the non-linear behavior
Ruifan Meng
doaj   +1 more source

Observability of counterpropagating modes at fractional-quantum-Hall edges [PDF]

open access: yes, 1998
When the bulk filling factor is equal to 1 - 1/m with m odd, at least one counterpropagating chiral collective mode occurs simultaneously with magnetoplasmons at the edge of fractional-quantum-Hall samples. Initial experimental searches for an additional
A. H. MacDonald   +47 more
core   +3 more sources

Realization Of Fractional-Order Capacitors With Field-Effect Transistors

open access: yes, 2012
A novel and efficient approach to realize fractional-order capacitors is investigated in this paper. Meanwhile, a new approach which is more efficient for semiconductor implementation of fractional-order capacitors is proposed. The feasibility of the approach has been verified with the preliminary measured results.
Tu, Steve Hung-Lung, Yu-Hsuan Cheng
openaire   +1 more source

Non-existence of periodic solutions in fractional-order dynamical systems and a remarkable difference between integer and fractional-order derivatives of periodic functions

open access: yes, 2011
Using the Mellin transform approach, it is shown that, in contrast with integer-order derivatives, the fractional-order derivative of a periodic function cannot be a function with the same period.
Kaslik, Eva, Sivasundaram, Seenith
core   +1 more source

A Study of the Soliton Solutions with an Intrinsic Fractional Discrete Nonlinear Electrical Transmission Line

open access: yesFractal and Fractional, 2022
This study aims to identify soliton structures as an inherent fractional discrete nonlinear electrical transmission lattice. Here, the analysis is founded on the idea that the electrical properties of a capacitor typically contain a non-integer-order ...
Hassan Almusawa, Adil Jhangeer
doaj   +1 more source

Correlated charge polarization in a chain of coupled quantum dots

open access: yes, 1997
Coherent charge transfer in a linear array of tunnel-coupled quantum dots, electrostatically coupled to external gates, is investigated using the Bethe ansatz for a symmetrically biased Hubbard chain.
A. Yacoby   +19 more
core   +1 more source

Current Mode Fractional Order Filters Using VDTAs with Grounded Capacitors

open access: yesInternational Journal of Electronics and Telecommunications, 2019
In this work, the design of current mode Fractional order filter using VDTAs (Voltage differencing trans-conductance amplifier) as an active element with grounded capacitors has been proposed. The approximate transfer functions of low and high pass filters of fractional order on the basis of the integer order transfer has been shown and the form of ...
Dinesh Prasad, Mayank Kumar, Md.W. Akram
openaire   +1 more source

Arterial Viscoelastic Model using Lumped Parameter Circuit With Fractional-Order Capacitor [PDF]

open access: yes2018 IEEE 61st International Midwest Symposium on Circuits and Systems (MWSCAS), 2018
Cardiovascular diseases are deemed to be the underlying source of mortality globally. Modeling the systemic arterial system is of a vital importance in the diagnosis and assessment of cardiac pathophysiology. In this work, we explore the fractional viscoelastic properties of the arterial blood vessel, and present a fractional-order lumped parameter ...
Mohamed A. Bahloul   +1 more
openaire   +1 more source

Linear and nonlinear capacitive coupling of electro-opto-mechanical photonic crystal cavities [PDF]

open access: yes, 2014
We fabricate and characterize a microscale silicon electro-opto-mechanical system whose mechanical motion is coupled capacitively to an electrical circuit and optically via radiation pressure to a photonic crystal cavity.
Fink, Johannes M.   +6 more
core   +1 more source

Edge reconstruction in the fractional quantum Hall regime

open access: yes, 2003
The interplay of electron-electron interaction and confining potential can lead to the reconstruction of fractional quantum Hall edges. We have performed exact diagonalization studies on microscopic models of fractional quantum Hall liquids, in finite ...
A. Lopez   +34 more
core   +1 more source

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