Results 81 to 90 of about 163 (116)

Realization of a carbon nanotube based electrochemical fractor

2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015
A fractor or a fractional order element should show a constant phase (CP), between ±90° (except 0°) at any frequency, theoretically. However, all the practical realization of single component fractor have limitation in their CP zone. Not many single-component-fractors have been reported having CP zone more than a decade.
Siddhartha Sen   +2 more
exaly   +3 more sources

Realization of Foster Structure-Based Ladder Fractor with Phase Band Specification

Circuits, Systems, and Signal Processing, 2019
This paper presents Foster I and Foster II realizations of fractors using RC ladders while meeting five different specifications together, i.e., exponent, coefficients, upper and lower limits of constant phase zone, and phase band. The work mainly focusses on achieving the specified phase band to circumvent the present limitation of state-of-the-art. A
Avishek Adhikary, Karabi Biswas
exaly   +2 more sources

Realization and study of a fractional order resonator using an obtuse angle fractor

2016 IEEE Students’ Technology Symposium (TechSym), 2016
This paper discusses development of a fractional order resonator (FOR) using a single fractor, a capacitor and a resistor. The said fractor is an obtuse angle type inductive fractor and inclusion of such fractor makes the Q-factor of this FOR infinite (theoretically). Besides, the proposed FOR is tunable; varying the fractance, the resonating frequency
Siddhartha Sen   +2 more
exaly   +2 more sources

Characterization, packaging and application of a wide CP zone CNT based fractor

AEU - International Journal of Electronics and Communications, 2020
Abstract This paper presents fabrication and characterization of fractors or fractional order (FO) elements with wide constant phase zones (10−2–105 Hz). They are realized with carbon nanotube (CNT) and polyimide composite coated electrodes and ionic gels. A thorough study has been carried out on variations of their electrical parameters with respect
Avishek Adhikary
exaly   +2 more sources

Design and Performance Study of Dynamic Fractors in Any of the Four Quadrants

Circuits, Systems, and Signal Processing, 2015
A fractor is a simple fractional-order system. Its transfer function is $$1/Fs^{\alpha }$$1/Fs?; the coefficient, F, is called the fractance, and $$\alpha $$? is called the exponent of the fractor. This paper presents how a fractor can be realized, using RC ladder circuit, meeting the predefined specifications on both F and $$\alpha $$?.
Avishek Adhikary, Karabi Biswas
exaly   +2 more sources

Friction fractor and holdup studies for lubricated pipelining—II Laminar and models of eccentric core flow

International Journal of Multiphase Flow, 1994
Abstract A model of core-annular flow in which the oil core is a perfect cylinder with generators parallel to the pipe wall, but off-center, is studied in laminar and turbulent flow to assess the effects of eccentricity and the volume flow rate ratio on the friction factor and holdup ratio.
D D Joseph
exaly   +2 more sources

Material performance measurement of a promising circuit element: fractor-part I: driving-point impedance function of the arbitrary-order fractor in its natural implementation

Materials Research Innovations, 2015
AbstractHere and in the companion paper, the physical performance measurement, especially measurement units and physical dimensions of fractance and rules for fractors in series and parallel are discussed. The concept of fractance, as the fractional-order impedance of a fractor, arose following the successful synthesis of a fractional differentiator in
exaly   +2 more sources

Performance of Four Quadrant Dynamic Fractor using Solid-State Fractional Capacitor

2023 5th Novel Intelligent and Leading Emerging Sciences Conference (NILES), 2023
Karabi Biswas, Arpit Mohapatra
exaly   +2 more sources

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