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Prof. Ahmed G. Radwan

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    • Fractional-Order
    • Memristor
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HomeRadwan A.G.

Posts in category: Radwan A.G.

Transient and Steady-State Response of a Fractional-Order Dynamic PV Model under Different Loads

2018Abdelaty A.M.Elwakil A.S.JournalPsychalinos C.Radwan A.G.

In this paper, a fractional-order dynamic model of the photovoltaic (PV) solar module is introduced

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Generalized double-humped logistic map-based medical image encryption

2018Abu-Elyazeed M.F.Ismail S.M.JournalMadian A.H.Radwan A.G.Said L.A.

This paper presents the design of the generalized Double Humped (DH) logistic map, used for pseudo-random number key generation (PRNG)

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Pinched hysteresis loops in non-linear resonators

2021Elwakil A.S.Fouda M.E.JournalMajzoub S.Radwan A.G.

This study shows that pinched hysteresis can be observed in simple non-linear resonance circuits containing a single diode that behaves as a voltage-controlled switch

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Fractional-order edge detection masks for diabetic retinopathy diagnosis as a case study

2021Ismail S.M.JournalMadian A.H.Radwan A.G.Said L.A.

Edge detection is one of the main steps in the image processing field, especially in bio-medical imaging, to diagnose a disease or trace its progress

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Optimal charging of fractional-order circuits with Cuckoo search

2021Abdelaty A.M.Elbarawy M.T.M.M.Fouda M.E.JournalRadwan A.G.

Introduction: Optimal charging of RC circuits is a well-studied problem in the integer-order domain due to its importance from economic and system temperature hazards perspectives

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Encryption applications of a generalized chaotic map

2015Abd-El-Hafiz S.K.Abdel Haleem S.H.JournalRadwan A.G.

This paper presents the mathematical aspects of a generalized Sine map with arbitrary powers and scaling factor

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Controllable V-shape multiscroll butterfly attractor: System and circuit implementation

2012JournalRadwan A.G.Salama K.N.Zidan M.A.

In this paper, a new controllable V-shape multiscroll attractor is presented, where a variety of symmetrical and unsymmetrical attractors with a variable number of scrolls can be controlled using new staircase nonlinear function and the parameters of the system

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Fundamentals of fractional-order LTI circuits and systems: number of poles, stability, time and frequency responses

2016Hassan H.N.JournalRadwan A.G.Semary M.S.

This paper investigates some basic concepts of fractional-order linear time invariant systems related to their physical and non-physical transfer functions, poles, stability, time domain, frequency domain, and their relationships for different fractional-order differential equations

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Review of fractional-order electrical characterization of supercapacitors

2018Abdelkareem M.A.Allagui A.Elwakil A.S.Fouda M.E.Freeborn T.J.JournalMaundy B.J.Radwan A.G.Said Z.

The tests and calculation of the key performance metrics of supercapacitors including capacitance, power and energy stored are commonly reported by the academia and the industry based on formulæ valid only for ideal capacitors

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Memristor-based quinary half adder

2019Fouad A.H.JournalRadwan A.G.

This paper theorizes the possibilities of generalizing a memristor based ternary adder circuit, to a memristor based multi-valued logic adder

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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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