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Prof. Ahmed G. Radwan

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Monthly Archives: January 2025

Heating and Freezing Injury to Plant Tissues and Their Effect on Bioimpedance: Experimental Study

Electrochemical Impedance Spectroscopy (EIS) has been used as a technique for the assessment of food attributes

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Mathematics behind the fractional-order smith chart

For the first time, a generalized admittance Smith chart theory is introduced to represent fractional order circuit elements

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Transient-time fractional-space trigonometry and application

In this work, we recall the generalized exponential function in the fractional-order domain which enables defining generalized cosine and sine functions

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Parameter Identification of Flexible Supercapacitors with Fractional Cuckoo Search

In this paper, we identify the model parameters of flexible supercapacitors from time-domain data using fractional cuckoo search

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Incremental Grounded Voltage Controlled Memristor Emulator

Memristor has become an interesting research subject in the recent years

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On the realization of Current-Mode Fractional-order Simulated Inductors

The objective of this work is to revisit the design criteria of current-mode simulated inductors in order to realize their fractional-order versions

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Memristor-based data converter circuits

This paper introduces data converter circuit based on memristors

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Impact of oustaloup and matsuda approximations on fractional pid controller of pv panel

Due to the non-linear relation between current and voltage of the PV modules, DC/DC power electronic converters are used to adapt this non-linearity

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Generalized chaotic maps and elementary functions between analysis and implementation

Nonlinear analysis and chaos have many applications in communications, cryptography, and many other fields

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Multi-phase oscillator for higher-order PSK applications

Multi-phase oscillator is an essential block in digital communication systems especially phase shift keying PSK based systems

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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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Get In Touch

  • NU Main Campus: 26 July Corridor, Sheikh Zayed City
  • agradwan@nu.edu.eg
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