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Prof. Ahmed G. Radwan

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    • Fractional-Order
    • Memristor
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HomeElwakil A.S.

Posts in category: Elwakil A.S.

Capacitive behavior and stored energy in supercapacitors at power line frequencies

2018Allagui A.Elwakil A.S.Fouda M.E.JournalRadwan A.G.

Supercapacitors are commonly viewed and mainly employed as dc electrical energy storage devices

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1-D digitally-controlled multiscroll chaos generator

2007Elwakil A.S.JournalRadwan A.Soliman A.M.

A digitally-controlled MOS-transistor-based 1-D multiscroll chaos generator is proposed

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Low-voltage commercial super-capacitor response to periodic linear-with-time current excitation: A case study

2017Allagui A.Elwakil A.S.Fouda M.Freeborn J.T.JournalMaundy B.J.Radwan A.G.

The response of a commercial super-capacitor to an applied periodic current excitation in the form of a triangular waveform is investigated in this study

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Extracting Optimized Bio-Impedance Model Parameters Using Different Topologies of Oscillators

2020Elwakil A.S.JournalMadian A.H.Mohsen M.Radwan A.G.Said L.A.

This paper demonstrates the possibility of extracting the single-dispersion and double-dispersion Cole-bio-impedance model parameters using oscillators (sinusoidal or relaxation)

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Fractional-order bio-impedance modeling for interdisciplinary applications: A review

2021Elwakil A.S.JournalMadian A.H.Mohsen M.Radwan A.G.Said L.A.

Bio-impedance circuit modeling is a popular and effective non-invasive technique used in medicine and biology to fit the measured spectral impedance data of living or non-living tissues

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Cole bio-impedance model variations in daucus carota sativus under heating and freezing conditions

2019AboAlNaga B.M.Elwakil A.S.JournalMadian A.H.Radwan A.G.Said L.A.

This paper reports on the variations in the parameters of the single dispersion Cole bio-impedance model of Daucus Carota Sativus (carrots) under heating and freezing conditions

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Experimental comparison of integer/fractional-order electrical models of plant

2017AboBakr A.Elwakil A.S.JournalMadian A.H.Radwan A.G.Said L.A.

In this paper, different integer and fractional-order models are studied from electrical point of view, these models are used to fit the measured impedance data for different types of fruits and vegetables

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Chaotic Flower Pollination and Grey Wolf Algorithms for parameter extraction of bio-impedance models

2019Abdelaty A.M.Elwakil A.S.JournalMaundy B.Radwan A.G.Said L.A.Yousri D.

Precise parameter extraction of the bio-impedance models from the measured data is an important factor to evaluate the physiological changes of plant tissues

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Enhanced FPGA realization of the fractional-order derivative and application to a variable-order chaotic system

2020Al-Qutayri M.Elwakil A.S.JournalMohammad B.Radwan A.G.Saleh H.Tolba M.F.

The efficiency of the hardware implementations of fractional-order systems heavily relies on the efficiency of realizing the fractional-order derivative operator

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Two-Dimensional Rotation of Chaotic Attractors: Demonstrative Examples and FPGA Realization

2019Aloul F.El-Sedeek A.Elnawawy M.Elwakil A.S.Fahmy H.A.JournalOrabi H.Radwan A.G.Sagahyroon A.Sayed W.S.

In this work, we demonstrate the possibility of performing two-dimensional rotation on a chaotic system

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RECENT PUBLICATIONS
  • Valorization of Agricultural and Marine Waste for Fabrication of Bio-Adsorbent Sheets
  • MPPT for a Partially Shaded PV System Using Accelerated Particle Swarms
  • On Fractional-order Capacitive Wireless Power Transfer System
  • Time-domain Li-ion Battery Modeling under Staircase Charging and Discharging
  • Progressive Multi-Secret Sharing of Color Images Using Lorenz Chaotic System
RESEARCH TOPICS

Bio-impedance for Food Quality Biomedical and Robotic Engineering Biomedical Engineering Chaotic & Coding Systems with Applications Chaotic Systems and Applications Design and Applications of Mem-elements Fractional-order systems Modeling and Applications of New Electrical Elements and Recent Technology Modeling of Supercapacitors and Energy Storage Elements Wastewater Treatments

AHMED RADWAN

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  • NU Main Campus: 26 July Corridor, Sheikh Zayed City
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