Ahmed S. Elwakil

ORCID

Publication Activity (10 Years)

Years Active: 1997-2024
Publications (10 Years): 150

Top Venues

Int. J. Circuit Theory Appl.

Circuits Syst. Signal Process.

ISCAS

IEEE Trans. Circuits Syst. II Express Briefs

Publications

Julia Nako, Costas Psychalinos, Ahmed S. Elwakil
Complex-order controller design examples and their implementation. Int. J. Circuit Theory Appl. 52 (1) (2024)
Julia Nako, Costas Psychalinos, Fabian Khateb, Ahmed S. Elwakil
Bilinear Double-Order Filter Designs and Application Examples. IEEE Access 12 (2024)
Anis Allagui, Ahmed S. Elwakil
On the Theory and Application of the Fractional-Order Dirac-Delta Function. IEEE Trans. Circuits Syst. II Express Briefs 71 (3) (2024)
Ahmed S. Elwakil, Anis Allagui, Ahmed Ibrahim El-Mesady, Amr Elsonbaty, Sohaib Majzoub, Brent J. Maundy
Chaos in Inter-State-Controlled RLC Networks. IEEE Trans. Circuits Syst. II Express Briefs 71 (1) (2024)
Julia Nako, Costas Psychalinos, Brent J. Maundy, Ahmed S. Elwakil
Elementary Negative Group Delay Filter Functions. Circuits Syst. Signal Process. 43 (6) (2024)
Ahmed S. Elwakil, Brent J. Maundy, Costas Psychalinos
New Third-Order Oscillators Using Two or Three Amplifiers. Circuits Syst. Signal Process. 43 (8) (2024)
Julia Nako, Costas Psychalinos, Ahmed S. Elwakil, Shahram Minaei
Non-Integer Order Generalized Filters Designs. IEEE Access 11 (2023)
Ahmed S. Elwakil, Anis Allagui, Costas Psychalinos, Brent J. Maundy
A New Class of Nonlinear Resonance Networks Modeled by Levinson-Smith and Liénard Equations. IEEE Trans. Circuits Syst. II Express Briefs 70 (9) (2023)
Mary Ann George, Ahmed S. Elwakil, Anis Allagui, Costas Psychalinos
Design of Complex-Order PI/PID Speed Controllers and its FPAA Realization. IEEE Access 11 (2023)
Anis Allagui, Di Zhang, Ahmed S. Elwakil
Further Experimental Evidence of the Dead Matter Has Memory Conjecture in Capacitive Devices. IEEE Trans. Circuits Syst. II Express Briefs 70 (8) (2023)
Ahmed S. Elwakil, Costas Psychalinos, Brent Maundy, Anis Allagui
On the possible realization of a complex-order capacitive impedance and its applications. Int. J. Circuit Theory Appl. 51 (1) (2023)
Panagiotis Bertsias, Costas Psychalinos, Shahram Minaei, Abdullah Yesil, Ahmed S. Elwakil
Fractional-order inverse filters revisited: Equivalence with fractional-order controllers. Microelectron. J. 131 (2023)
Julia Nako, Costas Psychalinos, Ahmed S. Elwakil, Drazen Jurisic
Design of Higher-Order Fractional Filters With Fully Controllable Frequency Characteristics. IEEE Access 11 (2023)
Julia Nako, Costas Psychalinos, Ahmed S. Elwakil
Compact Structure for Implementing Elementary Fractional-Order Filter Functions. TSP (2023)
Ahmed S. Elwakil, Costas Psychalinos, Brent J. Maundy, Anis Allagui
Observation of a Pinched-Loop in a Current-Excited Inductive Circuit. ISCAS (2023)
Anis Allagui, Ahmed S. Elwakil, Chunlei Wang
Time-Domain and Frequency-Domain Mappings of Voltage-to-Charge and Charge-to-Voltage in Capacitive Devices. IEEE Trans. Circuits Syst. II Express Briefs 70 (2) (2023)
Julia Nako, Costas Psychalinos, Ahmed S. Elwakil
Modified Pre-Processing Stage for Improving the Noise Immunity of the Pan-Tompkins Algorithm. MOCAST (2023)
Ahmed S. Elwakil, Brent Maundy, Anis Allagui
A Note on the Analysis of Two-Coil Wireless Power Transfer Systems. Circuits Syst. Signal Process. 42 (3) (2023)
Ahmed S. Elwakil
Editorial and call for best paper award nominations. Int. J. Circuit Theory Appl. 51 (2) (2023)
M. El-Badi, Ahmed S. Elwakil, Sohaib Majzoub
Fast Electrochemical Impedance Measurement and Classification System Based on Machine Learning Algorithms. ICECS (2023)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil, Brent Maundy
Generalized Non-Integer Order Multi-Phase Sinusoidal Oscillator Designs. ICECS 2022 (2022)
M. El-Badi, Ahmed S. Elwakil, Sohaib Majzoub
Impedance Measurement Using Wide-Band Signals. ICECS 2022 (2022)
Ahmed S. Elwakil
2021 best paper award winners. Int. J. Circuit Theory Appl. 50 (5) (2022)
Amr Elsonbaty, Anis Allagui, Ahmed S. Elwakil
Extended Instantaneous Spectral Analysis (E-ISA) for Advanced Signal Processing. IEEE Trans. Instrum. Meas. 71 (2022)
Abdulwadood A. Al-Ali, Ahmed S. Elwakil, Brent J. Maundy, Anis Allagui, Mohamed B. Elamien
Estimating phase error using a Hilbert transform-based time-domain technique. Int. J. Circuit Theory Appl. 50 (1) (2022)
B. Daou, M. Elbadi, A. Alkaisi, Ahmed S. Elwakil
Body Mass Composition Measurements Using a Portable Device. NILES (2022)
Ali A. El-Moursy, Abdollah Masoud Darya, Sohaib Majzoub, Ahmed S. Elwakil
Using Non-Autonomous Chaotic Clocks to Drive CPA-Resistant AES Cryptographic Chips. IEEE Trans. Circuits Syst. II Express Briefs 69 (9) (2022)
Wafaa S. Sayed, Sara M. Mohamed, Ahmed S. Elwakil, Lobna A. Said, Ahmed G. Radwan
Numerical Sensitivity Analysis and Hardware Verification of a Transiently-Chaotic Attractor. Int. J. Bifurc. Chaos 32 (7) (2022)
Ahmed S. Elwakil
Editorial and call for best paper award nominations. Int. J. Circuit Theory Appl. 50 (1) (2022)
Ali A. El-Moursy, Abdollah Masoud Darya, Ahmed S. Elwakil, Abhinand Jha, Sohaib Majzoub
Chaotic Clock Driven Cryptographic Chip: Towards a DPA Resistant AES Processor. IEEE Trans. Emerg. Top. Comput. 10 (2) (2022)
Mohamed B. Elamien, Brent J. Maundy, Ahmed S. Elwakil, Leonid Belostotski
Second-order cascode-based filters. Integr. 84 (2022)
Samar I. Gadallah, Mohamed S. Ghoneim, Ahmed S. Elwakil, Lobna A. Said, Ahmed H. Madian, Ahmed G. Radwan
Plant Tissue Modelling Using Power-Law Filters. Sensors 22 (15) (2022)
Ahmed S. Elwakil, Brent J. Maundy, Costas Psychalinos, Mohamed B. Elamien
Synthesis of resonance-based common-gate fully differential band-pass filters. Integr. 87 (2022)
Sohaib Majzoub, Anis Allagui, Ahmed S. Elwakil
Time-Frequency Design of a Multi-Sine Excitation With Random Phase and Controllable Amplitude for (Bio) Impedance Measurements. IEEE Access 10 (2022)
Ekrem Cengelci, Muhammet Garip, Ahmed S. Elwakil
Fractional-order controllers for switching DC/DC converters using the K-factor method: Analysis and circuit realization. Int. J. Circuit Theory Appl. 50 (2) (2022)
Stavroula Kapoulea, Ahmed S. Elwakil, Costas Psychalinos, Abdulwadood A. Al-Ali
Novel Double-Dispersion Models Based on Power-Law Filters. Circuits Syst. Signal Process. 40 (11) (2021)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Double Exponent Fractional-Order Filters: Approximation Methods and Realization. Circuits Syst. Signal Process. 40 (2) (2021)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
Analog Circuit Design Using Symbolic Math Toolboxes: Demonstrative Examples. IEEE Trans. Very Large Scale Integr. Syst. 29 (11) (2021)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
On the Realization of Power-Law Based Impedance Functions: Application to Edible Drinks. MOCAST (2021)
Mohammed Elnawawy, Fadi A. Aloul, Assim Sagahyroon, Ahmed S. Elwakil, Wafaa S. Sayed, Lobna A. Said, Sara M. Mohamed, Ahmed G. Radwan
FPGA Realizations of Chaotic Epidemic and Disease Models Including Covid-19. IEEE Access 9 (2021)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil, S. Hassan HosseinNia
Realizations of fractional-order PID loop-shaping controller for mechatronic applications. Integr. 80 (2021)
Ahmed S. Elwakil
Announcement of the 2020 Best Paper Award. Int. J. Circuit Theory Appl. 49 (3) (2021)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Passive approximations of double-exponent fractional-order impedance functions. Int. J. Circuit Theory Appl. 49 (5) (2021)
Menna Mohsen, Lobna A. Said, Ahmed H. Madian, Ahmed G. Radwan, Ahmed S. Elwakil
Fractional-Order Bio-Impedance Modeling for Interdisciplinary Applications: A Review. IEEE Access 9 (2021)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Reduced Active Element Power-Law Proportional-Integral Controller Designs. NILES (2021)
Stavroula Kapoulea, Abdullah Yesil, Costas Psychalinos, Shahram Minaei, Ahmed S. Elwakil, Panagiotis Bertsias
Fractional-Order and Power-Law Shelving Filters: Analysis and Design Examples. IEEE Access 9 (2021)
Kleoniki Baxevanaki, Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Electronically Tunable Realization of the Three-Element Arterial Windkessel Model. TSP (2021)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
A Wideband 24-29 GHz Differential All-Pass Filter in 65-nm CMOS. ISCAS (2021)
Ahmed S. Elwakil, Mohammed E. Fouda, Sohaib Majzoub, Ahmed G. Radwan
Pinched hysteresis loops in non-linear resonators. IET Circuits Devices Syst. 15 (2) (2021)
Ahmed S. Elwakil, Anis Allagui, Costas Psychalinos
On The Equivalent Impedance of Two-Impedance Self-Similar Ladder Networks. IEEE Trans. Circuits Syst. II Express Briefs 68 (7) (2021)
Li Zhang, Aslihan Kartci, Ahmed S. Elwakil, Hakan Bagci, Khaled N. Salama
Fractional-Order Inductor: Design, Simulation, and Implementation. IEEE Access 9 (2021)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
Low-Power Single-Transistor Voltage-Mode Third-Order All-pass Filter in 65-nm CMOS. MWSCAS (2020)
Ahmed S. Elwakil, Mohamed E. Fouda, Sohaib Majzoub, Ahmed G. Radwan
Pinched Hysteresis Loops In Nonlinear Resonators. CoRR (2020)
Brent J. Maundy, Ahmed S. Elwakil, Leonid Belostotski, Norbert Herencsar
Single transistor RC-only second-order allpass filters. Int. J. Circuit Theory Appl. 48 (2) (2020)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Simple Implementations of the Cole-Cole Models. NILES (2020)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil
Fractional-Order Complementary Filters for Sensor Applications. ISCAS (2020)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
Wideband third-order single-transistor all-pass filter. Int. J. Circuit Theory Appl. 48 (7) (2020)
Brent J. Maundy, Ahmed S. Elwakil, Leonid Belostotski
Automatic Generation of Differential-Input Differential-Output Second-Order Filters Based on a Differential Pair. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 39 (6) (2020)
Mohamed F. Tolba, Ahmed S. Elwakil, Hammam Orabi, Mohammed Elnawawy, Fadi A. Aloul, Assim Sagahyroon, Ahmed G. Radwan
FPGA implementation of a chaotic oscillator with odd/even symmetry and its application. Integr. 72 (2020)
Stavroula Kapoulea, Georgia Tsirimokou, Costas Psychalinos, Ahmed S. Elwakil
Generalized Fully Adjustable Structure for Emulating Fractional-Order Capacitors and Inductors of Orders less than Two. Circuits Syst. Signal Process. 39 (4) (2020)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Fractional-Order Shelving Filter Designs for Acoustic Applications. ISCAS (2020)
Panagiotis Bertsias, Menna Mohsen, Lobna A. Said, Ahmed S. Elwakil, Costas Psychalinos, Ahmed G. Radwan
Design and Implementation of an Optimized Artificial Human Eardrum Model. Circuits Syst. Signal Process. 39 (6) (2020)
Dalia Yousri, Amr M. AbdelAty, Lobna A. Said, Ahmed S. Elwakil, Brent Maundy, Ahmed G. Radwan
Chaotic Flower Pollination and Grey Wolf Algorithms for parameter extraction of bio-impedance models. Appl. Soft Comput. 75 (2019)
Panagiotis Bertsias, Costas Psychalinos, Brent J. Maundy, Ahmed S. Elwakil, Ahmed G. Radwan
Partial fraction expansion-based realizations of fractional-order differentiators and integrators using active filters. Int. J. Circuit Theory Appl. 47 (4) (2019)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil, Leila Safari, Shahram Minaei
Design and application examples of CMOS fractional-order differentiators and integrators. Microelectron. J. 83 (2019)
Bahaaaldeen M. Aboalnaga, Lobna A. Said, Ahmed H. Madian, Ahmed S. Elwakil, Ahmed G. Radwan
Cole Bio-Impedance Model Variations in $Daucus~Carota~Sativus$ Under Heating and Freezing Conditions. IEEE Access 7 (2019)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil, Ahmed G. Radwan
Log-Domain Implementation of Fractional-Order Element Emulators. TSP (2019)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Realizations of simple fractional-order capacitor emulators with electronically-tunable capacitance. Integr. 69 (2019)
Menna Mohsen, Lobna A. Said, Ahmed H. Madian, Ahmed S. Elwakil, Ahmed G. Radwan
Using Meta-heuristic Optimization to Extract Bio-impedance Parameters from an Oscillator Circuit. NEWCAS (2019)
Dalia Yousri, Amr M. AbdelAty, Ahmed G. Radwan, Ahmed S. Elwakil, Costas Psychalinos
as a weighted sum of first-order high-pass filters. Microelectron. J. 87 (2019)
Zoi Papachristopoulou, Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Design of Fractional-Order Emulator of the Cardiac Tissue Electrode Interface. TSP (2019)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil, Soliman A. Mahmoud
A Wideband Delay-Tunable Fully Differential Allpass Filter in 65-nm CMOS Technology. ISCAS (2019)
Todd J. Freeborn, Ahmed S. Elwakil
Rates and Effects of Local Minima on Fractional-Order Circuit Model Parameters Extracted from Supercapacitor Discharging Using Least Squares Optimization. Circuits Syst. Signal Process. 38 (5) (2019)
Wafaa S. Sayed, Ahmed Gomaa Radwan, Mohammed Elnawawy, Hammam Orabi, Assim Sagahyroon, Fadi A. Aloul, Ahmed S. Elwakil, Hossam A. H. Fahmy, Abdel-Latif El-Sedeek
Two-Dimensional Rotation of Chaotic Attractors: Demonstrative Examples and FPGA Realization. Circuits Syst. Signal Process. 38 (10) (2019)
Brent J. Maundy, Ahmed S. Elwakil, Domenico Zito
A voltage tunable CMOS differential active resistor and its application. Int. J. Circuit Theory Appl. 47 (1) (2019)
Talal Bonny, Ridhwan Al Debsi, Sohaib Majzoub, Ahmed S. Elwakil
Hardware Optimized FPGA Implementations of High-Speed True Random Bit Generators Based on Switching-Type Chaotic Oscillators. Circuits Syst. Signal Process. 38 (3) (2019)
Mohammed E. Fouda, Ahmed S. Elwakil, Anis Allagui
Commercial supercapacitor parameter estimation from step voltage excitation. Int. J. Circuit Theory Appl. 47 (10) (2019)
Brent J. Maundy, Ahmed S. Elwakil, Stephan J. G. Gift
Enhancing the improved Howland circuit. Int. J. Circuit Theory Appl. 47 (4) (2019)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil, Ahmed G. Radwan
Low-voltage and low-power fractional-order parallel tunable resonator. Microelectron. J. 88 (2019)
Costas Psychalinos, Ahmed S. Elwakil, Brent Maundy, Ahmed G. Radwan
Editorial note Special Issue on the Design and implementation of fractional-order circuits and systems in real-world applications. Microelectron. J. 90 (2019)
Ahmed AboBakr, Menna Mohsen, Lobna A. Said, Ahmed H. Madian, Ahmed S. Elwakil, Ahmed G. Radwan
Toward Portable Bio-impedance devices. ACTEA (2019)
Mohamed B. Elamien, Ahmed S. Elwakil, Brent J. Maundy, Leonid Belostotski
8-GHz Low-Power Voltage-Mode Second-Order Allpass Filter in 65-nm CMOS. ICECS (2019)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
An Ultra-Low Power Wide-Band Single-Transistor Second-Order Allpass Filter in 65nm CMOS. MWSCAS (2019)
Mohammed E. Fouda, Ahmed AboBakr, Ahmed S. Elwakil, Ahmed G. Radwan, Ahmed M. Eltawil
Simple MOS Transistor-Based Realization of Fractional-Order Capacitors. ISCAS (2019)
Hammam Orabi, Mohammed Elnawawy, Assim Sagahyroon, Fadi A. Aloul, Ahmed S. Elwakil, Ahmed G. Radwan
On the Implementation of a Rotated Chaotic Lorenz System on FPGA. APCCAS (2019)
Mohamed B. Elamien, Brent J. Maundy, Leonid Belostotski, Ahmed S. Elwakil
Single-Transistor Second-Order Allpass Filters. MWSCAS (2019)
Brent Maundy, Ahmed S. Elwakil
Third-order tunable-phase asymmetric cross-coupled oscillator. IET Circuits Devices Syst. 13 (7) (2019)
Constantinos Vasi, Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil, Lobna A. Said
Design of Fractional-Order Differentiator-Lowpass Filters for Extracting the R peaks in ECG Signals. TSP (2019)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil, Brent J. Maundy
Simple Multi-Function Fractional-Order Filter Designs. MOCAST (2019)
Kareem H. Khattab, Ahmed H. Madian, Ahmed S. Elwakil, Ahmed G. Radwan
On the realization of Current-Mode Fractional-order Simulated Inductors. ISSPIT (2019)
Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil
Fractional-Order Mihalas-Niebur Neuron Model Implementation Using Current-Mirrors. CoDIT (2019)
Vassilis Alimisis, Panagiotis Bertsias, Costas Psychalinos, Ahmed S. Elwakil
Electronically Tunable Implementation of the Arterial Viscoelasticity Model. TSP (2019)
Mostafa A. Mousa, Ahmed AboBakr, Lobna A. Said, Ahmed H. Madian, Ahmed S. Elwakil, Ahmed G. Radwan
Heating and Freezing Injury to Plant Tissues and Their Effect on Bioimpedance: Experimental Study. ACTEA (2019)
Brent Maundy, Ahmed S. Elwakil, Costas Psychalinos
Correlation Between the Theory of Lissajous Figures and the Generation of Pinched Hysteresis Loops in Nonlinear Circuits. IEEE Trans. Circuits Syst. I Regul. Pap. (7) (2019)
Stavroula Kapoulea, Amr M. AbdelAty, Ahmed S. Elwakil, Costas Psychalinos, Ahmed G. Radwan
Cole-Cole Bio-Impedance Parameters Extraction From a Single Time-Domain Measurement. MOCAST (2019)
Stavroula Kapoulea, Costas Psychalinos, Ahmed S. Elwakil
Minimization of Spread of Time-Constants and Scaling Factors in Fractional-Order Differentiator and Integrator Realizations. Circuits Syst. Signal Process. 37 (12) (2018)
Brent J. Maundy, Ahmed S. Elwakil, Costas Psychalinos
On a Class of Quadrature Phase Oscillators using Differential pairs. MWSCAS (2018)
Costas Vastarouchas, Costas Psychalinos, Ahmed S. Elwakil
Fractional-Order Model of a Commercial Ear Simulator. ISCAS (2018)
Amr M. AbdelAty, Ahmed Gomaa Radwan, Ahmed S. Elwakil, Costas Psychalinos
Transient and Steady-State Response of a Fractional-Order Dynamic PV Model Under Different Loads. J. Circuits Syst. Comput. 27 (2) (2018)
Abdulwadood A. Al-Ali, Brent J. Maundy, Ahmed S. Elwakil
Design and Implementation of a Bio-Impedance Analyzer Based on the Kramers-Kronig Transform. ISCAS (2018)

Ahmed S. Elwakil.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Ahmed S. Elwakil