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Prof. Ahmed G. Radwan

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    • Fractional-Order
    • Memristor
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    • Bioimpedance
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HomeSaid L.A.

Posts in category: Said L.A.

Biological inspired optimization algorithms for cole-impedance parameters identification

2017Abdelaty A.M.AboBakr A.JournalRadwan A.G.Said L.A.Yousri D.A.

This paper introduces new meta-heuristic optimization algorithms for extracting the parameters of the Cole-impedance model

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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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FPGA implementation of sound encryption system based on fractional-order chaotic systems

2019Abd El-Kader A.A.Abd El-Maksoud A.J.Abu-Elyazeed M.F.Hassan B.G.JournalRadwan A.G.Rihan N.G.Said L.A.Tolba M.F.

This paper introduces design and FPGA implementation of sound encryption system based on a fractional-order chaotic system

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FPGA Realizations of Chaotic Epidemic and Disease Models including Covid-19

2021Aloul F.Elnawawy M.Elwakil A.S.JournalMohamed S.M.Radwan A.G.Sagahyroon A.Said L.A.Sayed W.S.

The spread of epidemics and diseases is known to exhibit chaotic dynamics; a fact confirmed by many developed mathematical models

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Effect of Different Approximation Techniques on Fractional-Order KHN Filter Design

2018Abdelaty A.M.Hamed E.M.JournalRadwan A.G.Said L.A.

Having an approximate realization of the fractance device is an essential part of fractional-order filter design and implementation

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Center pulse width modulation implementation based on memristor

2019Elsafty A.H.Hassanein A.M.JournalMadian A.H.Radwan A.G.Said L.A.

This paper introduces two new versions for memristor-based center pulse-width modulator (PWM) circuits

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On The Optimization of Fractional Order Low-Pass Filters

2016Abu El-Yazeed M.F.Ismail S.M.JournalMadian A.H.Radwan A.G.Said L.A.Soliman A.M.

This paper presents three different optimization cases for normalized fractional order low-pass filters (LPFs) with numerical, circuit and experimental results

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Fractional calculus definitions, approximations, and engineering applications

2020Abdelaty A.M.Elwy O.JournalRadwan A.G.Said L.A.

The basic idea behind fractional calculus is that it considers derivatives and integrals of non-integer orders giving extra degrees of freedom and tuning knobs for modeling complex and memory dependent systems with compact descriptions

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1-s2.0-S2090447921000204-gr5

Optimal fractional-order PI with DC-DC converter and PV system

2021JournalMahmoud M.F.Mohamed A.T.Radwan A.G.Said L.A.Swief R.A.

This paper presents a design and analysis for the PV system with a DC-DC boost converter controlled by the Fractional Order PI controller (FOPI)

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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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