The aim of this Special Issue is to present the latest developments, trends, research solutions, and applications of fractional-order circuits and systems with emphasis on real-world applications.
Guest Editorial: Fractional-Order Circuits and Systems: Theory, Design, and Applications
Nowadays, there is a significant research interest in the area of fractional-order circuits.
Partial fraction expansionbased realizations of fractional-order differentiators and integrators using active filters
Approximations of the fractional-order differentiator and integrator operators s±r are proposed in this work
Implementation and analysis of tunable fractional-order band-pass filter of order 2?
This paper proposes a new design of a 2?-order fractional-order band-pass filter with tunability feature
Comprehensive comparison based on meta-heuristic algorithms for approximation of the fractional-order Laplacian s ? as a weighted sum of first-order high-pass filters
To implement an approximation of the fractional order Laplacian operator s ? as a weighted sum of high pass filter sections, it is essential to extract the cutoff frequencies and filter gains of each section in order to achieve the lowest error possible
High-Frequency Capacitorless Fractional-Order CPE and FI Emulator
A fractional-order capacitor and inductor emulator, implemented using MOS transistors, instead of passive capacitors, is introduced in this paper
Design and Implementation of an Optimized Artificial Human Eardrum Model
This paper introduces a fractional-order eardrum Type-II model, which is derived using fractional calculus to reduce the number of elements compared to its integer-order counterpart
Nonlinear charge-voltage relationship in constant phase element
The constant phase element (CPE) or fractional-order capacitor is an electrical device that has an impedance of the form Z(s)=1/C?s?, where C? is the CPE parameter and ? is a fractional dispersion coefficient of values between 0 and 1
Transient and Steady-State Response of a Fractional-Order Dynamic PV Model under Different Loads
In this paper, a fractional-order dynamic model of the photovoltaic (PV) solar module is introduced
Approximation of the fractional-order laplacian S? as a weighted sum of first-order high-pass filters
A new approximation method of the fractional-order Laplacian operator s? is introduced