admin – Page 47 – Prof. Ahmed G. Radwan

Approximation of the fractional-order laplacian S? as a weighted sum of first-order high-pass filters

2018 Abdelaty A.M.Elwakil A.S.Journal Maundy B.J.Psychalinos C.Radwan A.G.

A new approximation method of the fractional-order Laplacian operator s? is introduced

Fractional-order sinusoidal oscillators: Design procedure and practical examples

2008 Elwakil A.S.Journal Radwan A.G.Soliman A.M.

Sinusoidal oscillators are known to be realized using dynamical systems of second-order or higher

Two-port two impedances fractional order oscillators

2016 Journal Madian A.H.Radwan A.G.Said L.A.Soliman A.M.

This paper presents a study for general fractional order oscillator based on two port network where two topologies of oscillator structure with two impedances are discussed

Experimental verification of triple lobes generation in fractional memristive circuits

2018 Alharbi A.G.Fouda M.E.Hamed E.M.Journal Radwan A.G.

Recently, the triple-lobe behavior is found in the I-V characteristics of some memristive devices generating another non-zero pinchoff point

A GrunwaldLetnikov based Manta ray foraging optimizer for global optimization and image segmentation

2021 Abd Elaziz M.Abdelaty A.M.Al-qaness M.A.A.Ewees A.A.Journal Radwan A.G.Yousri D.

This paper presents a modified version of Manta ray foraging optimizer (MRFO) algorithm to deal with global optimization and multilevel image segmentation problems

Transient adjoint sensitivities for discontinuities with Gaussian material distributions

2011 Bakr M.H.Journal Nikolova N.K.Radwan A.G.

We present a novel approach for adjoint transient sensitivity analysis with respect to discontinuities with space-dependent materials exhibiting known distribution

A memristor-based third-order oscillator: beyond oscillation

2011 Journal Radwan A.G.Salama K.N.Talukdar A.

This paper demonstrates the first third-order autonomous linear time variant circuit realization that enhances parametric oscillation through the usage of memristor in conventional oscillators

Fractional-Order Two-Port Networks

2016 Elwakil A.S.Fouda M.E.Journal Maundy B.J.Radwan A.G.

We introduce the concept of fractional-order two-port networks with particular focus on impedance and admittance parameters

Power dissipation of memristor-based relaxation oscillators

2015 Fouda M.E.Journal Radwan A.G.

Recently, many reactance-less memristive relaxation oscillators were introduced, where the charging and discharging processes depend on memristors

Improved memristor-based relaxation oscillator

2013 Fouda M.E.Journal Khatib M.A.Mosad A.G.Radwan A.G.Salama K.N.

This paper presents an improved memristor-based relaxation oscillator which offers higher frequency and wider tunning range than the existing reactance-less oscillators

Prof. Ahmed G. Radwan

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