Nov. 24, 2025
A. S. Elwakil, B. J. Maundy, A. Allagui, and C. Psychalinos, “Higher-order filters based on the Mittag-Leffler function”, Integration, 2025. https://doi.org/10.1016/j.vlsi.2025.102607.
Embedded Files
Nov. 19, 2025
J. Nako, A. S. Elwakil, C. Psychalinos, and B. J. Maundy, “On the behavior of cascaded Gaussian impulse response filters”, AEU - International Journal of Electronics and Communications, vol. 205, 2026, 156132, https://www.sciencedirect.com/science/article/pii/S143484112500473X.
Oct. 30, 2025
Congratulations to my Ph.D student Julia Nako, which received the 2nd Best Paper Award for her work titled "Gammatone filters: approximation and Design Example”, in IEEE 7th Novel Intelligent and Leading Emerging Sciences (NILES) Conference, Cairo, Egypt, Oct. 25-27, 2025.
Oct. 15, 2025
A. Allagui, A. S. Elwakil, and C. Psychalinos, “On the behavior of distributed networks of fractional-order capacitors”, Journal of Physics D: Applied Physics, 2025, https://doi.org/10.1088/1361-6463/ae1302.
Sept. 21, 2025
Prof. Costas Psychalinos has been ranked within the top 2% (#476 among #125,178) of researchers all over the world, in the field Electrical and Electronics Engineering, in the 2025 Stanford-Elsevier publicly available database.
https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/8
Sept. 18, 2025
T .Yucehan, E. Yuce, S. Minaei, and C. Psychalinos, “A Lossless Floating Capacitance Multiplier Based on the Single DDCC−“, Integration, 2025, 102560, https://doi.org/10.1016/j.vlsi.2025.102560.
Sept. 02, 2025
J. Nako, G. Tsirimokou, C. Psychalinos, and T. Noulis, "Simple CMOS Pulse Shapers Designs", accepted for presentation in IEEE 7th Conference in Novel Intelligent and Leading Emerging Sciences (NILES 2025), Oct. 25-27, Giza, Egypt, 2025.
J. Nako, G. Tsirimokou, C. Psychalinos, and A. S. Elwakil, "Gammatone Filters: Approximation and Design Example", accepted for presentation in IEEE 7th Conference in Novel Intelligent and Leading Emerging Sciences (NILES 2025), Oct. 25-27, Giza, Egypt, 2025.
August 08, 2025
J. Nako, G. Tsirimokou, C. Psychalinos, and A. Elwakil, “ On the Design of Complex Coefficient Multifunction Filters,” International Journal of Circuit Theory and Applications , 1–10, 2025 https://doi.org/10.1002/cta.70079.
July 30, 2025
J. Nako, G. Tsirimokou, C. Psychalinos, and S. Minaei, “Reconfigurable Formant and Inverse Formant Filter Realizations Using Current Feedback Operational Amplifiers” Circuits Systems and Signal Processing, 2025. https://doi.org/10.1007/s00034-025-03271-x.
June 14, 2025
A. S. Elwakil, A. Allagui, M. B. Elamien, C. Psychalinos, and B. Maundy, “On the Fractional-Order Input Impedance of Equal-R Equal-C Infinite Two-Dimensional Ladder/Tree Networks”, International Journal of Circuit Theory and Applications, 2025, https://doi.org/10.1002/cta.70020.
Emerging Quantum Technologies Summer School 2025
The first Summer School in Emerging Quantum Technologies, taking place in Kalamata, Greece, from July 14–16, brings together researchers, professionals, and students to explore advanced topics in quantum technologies. This immersive event is a unique platform to explore cutting-edge science, discover career pathways, and spark new collaborations.
https://www.gla.ac.uk/schools/engineering/research/conferences/emerging-quantum-technologies-2025
May 09, 2025
A. S. Elwakil, J. Nako, C. Psychalinos, A. Allagui, & B. Maundy, “Complex-order integration/differentiation of a linear function and its experimental verification”, International Journal of Electronics Letters, pp.1–10, 2025, https://doi.org/10.1080/21681724.2025.2501318.
April 25, 2025
J. Nako, G. Tsirimokou, C. Psychalinos, and A. S. Elwakil, "Approximation of complex coefficient filters," AEU - International Journal of Electronics and Communications, vol. 197, 155800, 2025. https://doi.org/10.1016/j.aeue.2025.155800.
April 03, 2025
J. Nako, G. Tsirimokou, C. Psychalinos, and A. S. Elwakil, "Approximation of First–Order Complex Resonators in the Frequency–Domain," IEEE Access, vol. 13, pp. 54494-54503, 2025, https://doi.org/10.1109/ACCESS.2025.3553629.
March 27, 2025
Prof. Costas Psychalnos became member of the Editorial Board of the Nature Scientific Reports Journal.
March 7, 2025
J. Nako, C. Psychalinos, and S. Minaei, “Current-Mode Quadrature Oscillator Simple Designs”, Journal of Low Power Electronics and Applications, 15(1), 13, 2025. https://doi.org/10.3390/jlpea15010013.
February 24, 2025
A. Allagui, A.S. Elwakil, J. Nako, and C. Psychalinos, “Analog filters based on the Mittag-Leffler functions”, Signal Processing, 109953, 2025. https://doi.org/10.1016/j.sigpro.2025.109953.
February 17, 2025
B. J. Maundy, A. S. Elwakil, and C. Psychalinos, “Novel Generic Two-Amplifier Oscillator Structures”, in IEEE International Symposium on Circuits and Systems (ISCAS), London, United Kingdom, May 25-28, 2025 .
January 29, 2025
J. Nako, C. Psychalinos, and A. S. Elwakil, “Non-integer-order exponential filters: definitions in the time-domain and frequency-domain”, Nonlinear Dynamics, 2025, https://doi.org/10.1007/s11071-025-10910-0.
January 25, 2025
A. S. Elwakil, B. J. Maundy, C. Psychalinos, and A. Elsonbaty, “Third-order resonance networks and their application to chaos generation”, Integration the VLSI Journal, 2025, https://doi.org/10.1016/j.vlsi.2025.102348.
January 10, 2025
J. Nako, C. Psychalinos, S. Minaei, and E. Yuce, “Current-Mirror Based Filters With Reduced Circuit Complexity”, International Journal of Circuit Theory and Applications, 2025, https://doi.org/10.1002/cta.4430
December 31, 2024
J. Nako, A. S. Elwakil, and C. Psychalinos, “ Implementation and Behavior of Basic Filters Involving the Delay Element exp(-[sqrt(tau*s)]”, Circuits Systems and Signal Processing , 2024, https://doi.org/10.1007/s00034-024-02966-x.
December 14, 2024
B. J. Maundy, A. S. Elwakil, M. B. Elamien, and C. Psychalinos, "Review and novel contributions to amplifier-based oscillator design", AEU - International Journal of Electronics and Communications, 2024, https://doi.org/10.1016/j.aeue.2024.155633.
November 02, 2024
J. Nako, G. Tsirimokou, C. Psychalinos, A. S. Elwakil, B. J. Maundy and P. Bertsias, "Reduced Complexity Approximation and Design of Gaussian Impulse Response Filters and Wavelets," IEEE Access, 2024, https://doi.org/10.1109/ACCESS.2024.3486776.
October 22, 2024
Congratulations to my Ph.D student Julia Nako, which received the 3rd Best Paper Award for her work titled "Design of Generalized Frequency Domain Exponential Filters”, in 6th Novel Intelligent and Leading Emerging Sciences (NILES) Conference, Cairo, Egypt, Oct. 19-21, 2024.
September 13, 2024
A. S. Elwakil, A. Allagui, M. B. Elamien, C. Psychalinos, and B. Maundy, "Closed Form Expressions for the Input Impedance of Some 2-D Fractal Circuit Networks," in IEEE Transactions on Circuits and Systems II: Express Briefs, 2024, https://doi.org/10.1109/TCSII.2024.3459091.
September 04, 2024
M. A. George, A. S. Elwakil, A. Allagui, J. Nako, and C. Psychalinos, "Complex-Order Single-Dispersion Models ", IEEE 6th Conference in Novel Intelligent and Leading Emerging Sciences (NILES 2024), Oct. 19-21, Giza, Egypt, 2024.
J. Nako, G. Tsirimokou, and C. Psychalinos, "Design of Generalized Frequency Domain Exponential Filters", IEEE 6th Conference in Novel Intelligent and Leading Emerging Sciences (NILES 2024), Oct. 19-21, Giza, Egypt, 2024.
August 29, 2024
A. S. Elwakil, M. B. Elamien, A. Allagui, B. J. Maundy, and C. Psychalinos, "On the Behavior of a Non-Linear Bandpass Filter with Self Voltage-Controlled Resistors", Electronics, 13, 17, 3434, 2024. https://doi.org/10.3390/electronics13173434.
August 27, 2024
T. Yucehan, E. Yuce, S. Minaei, and C. Psychalinos, “New Full-Wave Rectifiers Based on the Plus-Type Second-Generation Current Conveyors”, International Journal of Circuit Theory and Applications, 2024, https://doi.org/10.1002/cta.4261.
July 8, 2024
J. Nako, G. Tsirimokou, and C. Psychalinos, “Minimum Active Component Count Formant and Inverse Formant Filters Designs”, IEEE 47th International Conference on Telecommunications and Signal Processing (TSP), Brno, Czech Republic, July 10-12, pp. 183-186, 2024.
J. Nako, G. Tsirimokou, and C. Psychalinos, “ Reducing the Spread of Passive Elements Values in Power-Law Transfer Functions”, IEEE 47th International Conference on Telecommunications and Signal Processing (TSP), Brno, Czech Republic, July 10-12, pp. 6-9, 2024.
July 3, 2024
A. S. Elwakil, B. J. Maundy, and C. Psychalinos, “A family of resonance-based tunable frequency oscillators and application to chaos generation”, International Journal of Electronics Letters, pp. 1–11, 2024. https://doi.org/10.1080/21681724.2024.2372732.
June 26, 2024
Congratulations to my B.Sc student Maria Zafeiropoulou, which has been admitted to the two year MSc programme, Master Electrical Engineering (track Microelectronics) 2024-2026.
June 15, 2024
J. Nako, G. Tsirimokou, and C. Psychalinos, “Adjustable resonator and anti-resonator designs for speech signal processing”, AEU - International Journal of Electronics and Communications, vol. 183, 155382, 2024. https://doi.org/10.1016/j.aeue.2024.155382.
June 05, 2024
J. Nako, C. Psychalinos, A.S. Elwakil, and B. J.Maundy, “A note on the bandwidth of negative group delay filters”, International Journal of circuit Theory and Applications, p.1-8. 2024. https://doi.org/10.1002/cta.4132
May 26, 2024
E. Emanovic, M. Vonic, D. Jurisic, and C. Psychalinos, "Digitally Controlled Fractional-Order Elements Using OTA-C Structures", Electronics 13, no. 11: 2066, 2024. https://doi.org/10.3390/electronics13112066.
May 18, 2024
A. S. Elwakil, B. J. Maundy, and C. Psychalinos, “New Third-Order Oscillators Using Two or Three Amplifiers”, Circuits Systems and Signal Processing (2024), https://doi.org/10.1007/s00034-024-02712-3.
April 25, 2024
Congratulations to my Ph.D student Julia Nako which received Scholarship in the Scientific Area “Engineering Sciences & Technology”, from the Hellenic Foundation for Research and Innovation (HFRI).
April 25, 2024
Congratulations to my Ph.D student Julia Nako which received Scholarship in the Scientific Area “Engineering Sciences & Technology”, from the Hellenic Foundation for Research and Innovation (HFRI).
April 06, 2024
J. Nako, G. Tsirimokou, C. Psychalinos, and S. Minaei, “Multi-phase sinusoidal oscillator design based on first-order shadow filters”, AEU - International Journal of Electronics and Communications, 155263, 2024. https://doi.org/10.1016/j.aeue.2024.155263.
April 04, 2024
Congratulations to my Ph.D student Julia Nako, which received the Best Student Paper Award for her work titled “Formant Filters Designs with Adjustable Characteristics”, during the PAnhellenic Conference on Electronics and Telecommunications (PACET), March 28-29, 2024, Thessaloniki, Greece.
April 02, 2024
A. S. Elwakil, B. J. Maundy, and C. Psychalinos, “On the realization of an amplifier-tuned low/high frequency family of oscillators”, International Journal of circuit Theory and Applications, pp.1-9, 2024. https://doi.org/10.1002/cta.4038.
March 20, 2024
J. Nako, C. Psychalinos, B. J. Maundy, and A. S. Elwakil, “Elementary Negative Group Delay Filter Functions”, Circuits Systems and Signal Processing, 2024. https://doi.org/10.1007/s00034-024-02647-9.
March 12, 2024
B. J. Maundy, A. S. Elwakil, and C. Psychalinos, "A novel family of tunable-frequency oscillators", International Journal of Electronics and Communications (AEUE), Volume 177, 155219, 2024.https://doi.org/10.1016/j.aeue.2024.155219
March 11, 2024
P. Vazquez‐Guerrero, R. Tuladhar, C. Psychalinos, A. S. Elwakil, M. J. Chacron, and F. Santamaria "Fractional order memcapacitive neuromorphic elements reproduce and predict neuronal function", Nature Scientific Reports 14, 5817, 2024 https://doi.org/10.1038/s41598-024-55784-1.
Feb. 01, 2024
J. Nako, C. Psychalinos, F. Khateb and A. S. Elwakil, "Bilinear Double-Order Filter Designs and Application Examples," IEEE Access, vol. 12, pp. 14040-14049, 2024, https://doi.org/10.1109/ACCESS.2024.3357092.
Jan. 27, 2024
J. Nako, C. Psychalinos, A. S. Elwakil, and B. J. Maundy, "Power-Law Negative Group Delay Filters", Electronics, vol. 13, no. 3, 522, 2024, https://doi.org/10.3390/electronics13030522.
Jan. 25, 2024
J. Nako, C. Psychalinos, and S. Minaei, “First-order universal shadow filter designs with scaled time constants”,International Journal of Circuit Theory and Applications, 2024, https://doi.org/10.1002/cta.3884.
Jan. 16, 2024
J. Nako, and C. Psychalinos, “Formant Filters Designs with Adjustable Characteristics”, accepted for presentation in PAnhellenic Conference on Electronics and Telecommunications (PACET), Thessaloniki, Greece, 2024.
J. Nako, E. Kaloudi, G. Tsirimokou, and C. Psychalinos, “An Electronically Tunable Universal Non-Integer-Order Filter Structure”, accepted for presentation in PAnhellenic Conference on Electronics and Telecommunications (PACET), Thessaloniki, Greece, 2024.
Jan. 12, 2024
Ranking of members of the research team (Costas Psychalinos, Panagiotis Bertsias, and Stavroula Kapoulea), in the area of Electrical and Electronic Engineering and, also, of Signal Processing, in the University of Patras.
Jan. 07, 2024
C. Psychalinos, “Circuit and Signal Processing Section of Electronics: Editorial 2023", Electronics, 13, 267, 2024. https://doi.org/10.3390/electronics13020267
Dec. 10, 2023
J. Nako, C. Psychalinos, and S. Minaei, “Single-Input Multiple-Output Inverse Filters Designs with Cascade Capability”, AEU - International Journal of Electronics and Communications, 2023, https://authors.elsevier.com/sd/article/S1434-8411(23)00535-6.
Dec. 09, 2023
B. J. Maundy, A. S. Elwakil, and C. Psychalinos, “Systematic design of negative group delay circuits”, AEU - International Journal of Electronics and Communications, 2023, https://www.sciencedirect.com/science/article/abs/pii/S1434841123005344.
Nov. 02, 2023
M. A. George, A. S. Elwakil, A. Allagui, and C. Psychalinos, "Design of Complex-Order PI/PID Speed Controllers and its FPAA Realization," IEEE Access, vol. 11, pp. 118606-118614, 2023, https://doi.org/10.1109/ACCESS.2023.3326446.
Oct. 20, 2023
J. Nako, C. Psychalinos, A. S. Elwakil, and S. Minaei, “Non-Integer Order Generalized Filters Designs”, accepted for publication in IEEE Access, 2023, doi:10.1109/ACCESS.2023.3325911.
September 25, 2023
Congratulations to my Ph.D student Julia Nako, which received Best Student Paper Award during the 46th International Conference on Telecommunications and Signal Processing (TSP), for her publication: «Generalized Non-Integer Order Controllers Implementations», https://ieeexplore.ieee.org/document/10197819
September 19, 2023
Participation as Co-Chair in the 7th PAnhellenic Conference on Electronics and Telecommunications (PACET 2024).
More detail can be found here.
September 06, 2023
J. Nako, S. Kapoulea, P. Bertsias, G. Tsirimokou, and C. Psychalinos, “Interdisciplinary Applications of Non-Integer Order Circuits & Systems”, 18th IEEE International Workshop on Cellular Nanoscale Networks and their Applications (CNNA 2023), Sept. 2023, Xanthi, Greece
September 05, 2023
F. Khateb, M. Kumngern, T. Kulej, V. Stopjakova, and C. Psychalinos, "0.3-V, 357.4-nW voltage-mode first-order analog filter using a multiple-input VDDDA," in IEEE Access, 2013, https://doi.org/10.1109/ACCESS.2023.3311518.
September 04, 2023
Useful Matlab toolboxes, developed by my team, can be found in the following link:
https://www.mathworks.com/matlabcentral/profile/authors/8175342?detail=fileexchange
September 03, 2023
A. Allagui, M. E. Fouda, A. S. Elwakil, and C. Psychalinos, “Time-Domain Response of Supercapacitors using their Impedance Parameters and Fourier Series Decomposition of the Excitation Signal”, Journal of Electroanalytical Chemistry, 2023, https://doi.org/10.1016/j.jelechem.2023.117751.
August 14, 2023
A. Pagidas, C. Psychalinos, and A. S. Elwakil, “Field Programmable Analog Array Based Non-Integer Filter Designs”. Electronics, vol. 12(16): 3427, 2023, https://doi.org/10.3390/electronics12163427.
July 29, 2023
J. Nako, C. Psychalinos, and A. S. Elwakil, “Complex-order controller design examples and their implementation”, International Journal of Circuit Theory and Applications, pp. 1‐10, 2023, https://doi.org/10.1002/cta.3751.
July 13, 2023
My Ph.D student Julia Nako presenting her papers:
Compact Structure for Implementing Elementary Fractional-Order Filter Functions
and
Generalized Non-Integer Order Controllers Implementations
in 46th International Conference on Telecommunications and Signal Processing (TSP).
July 12, 2023
Invited Keynote in 2023 46th International Conference on Telecommunications and Signal Processing (TSP).
June 29, 2023
My PhD student Julia Nalo presenting her work "Modified Pre-Processing Stage for Improving the Noise Immunity of the Pan-Tompkins Algorithm", in the International Conference on Modern Circuits and Systems Technologies (MOCAST) on Electronics and Communications, Athens, Greece, June 28-30, 2023.
June 28, 2023
B. J. Maundy, A. S. Elwakil, and C. Psychalinos, "Systematic Realization of Tunable-Phase Third-Order Oscillators", accepted for publication in International Journal of Electronics and Communications (AEU), 2023.
June 12, 2023
The follwoing papers have been accepted for presentation in the IEEE International Conference on Telecommunications and Signal Processing (TSP).
Julia Nako, Georgia Tsirimokou, and Costas Psychalinos, “Generalized Non-Integer Order Controllers Implementations”, IEEE 46th International Conference on Telecommunications and Signal Processing (TSP), July 12-14, 2023.
Julia Nako, Costas Psychalinos, and Ahmed. S. Elwakil, “Compact Structure for Implementing Elementary Fractional-Order Filter Function”, IEEE 46th International Conference on Telecommunications and Signal Processing (TSP), July 12-14, 2023.
May 20, 2023
Julia Nako, Costas Psychalinos, and Ahmed. S. Elwakil, “One active element implementation of fractional-order Butterworth and Chebyshev filters”, International Journal of Electronics and Communications (AEU), vol. 168, 154724, 2023 doi:10.1016/j.aeue.2023.154724.
May 10, 2023
Julia Nako, Costas Psychalinos, Ahmed Elwakil and Drazen Jurisic, "Design of Higher-Order Fractional Filters With Fully Controllable Frequency Characteristics," IEEE Access, vol. 11, pp. 43205-43215, 2023, https://doi.org/10.1109/ACCESS.2023.3271863.
April 25, 2023
A. S. Ewakil, A. Allagui, C. Psychalinos, and B. Maundy, "A New Class of Nonlinear Resonance Networks Modeled By Levinson-Smith and Liénard Equations", accepted for publication in the IEEE Transactions on Circuits and Systems II: Express Briefs 2023, doi: 10.1109/TCSII.2023.3271421.
April 21, 2023
J. Nako, C. Psychalinos, and A. S. Elwakil, "Modified Pre-Processing Stage for Improving the Noise Immunity of the Pan-Tompkins Algorithm", accepted for presentation in the 12th International Conference on Circuits and Systems Technologies (MOCAST 2023), June 28-June 30, 2023.
March 17, 2023
Prof. Costas Psychalinos became Editor of the IETE Journal of Education
March 03, 2023
J. Nako, C. Psychalinos, and A. S. Elwakil,"A 1 + α Order Generalized Butterworth Filter Structure and Its Field Programmable Analog Array Implementation" Electronics 12, no. 5: 1225,2023, https://doi.org/10.3390/electronics12051225
March 01, 2023
My MSc student Julia Nako has officially started working towards her Ph.D Thesis in the subject " Design of Analog Integrated Circuits/Systems for Signal Processing in Interdisciplinary Applications”.
More detail can be found here.
Welcome on board Julia!
February 17, 2023
My M.Sc students succesfully defended their M.Sc Theses.
Congratulations Anastasia, Julia, Alexandros, Dimitris, and Nikos!
February 03, 2023
I am glad to share that my former PhD student Georgia Tsirimokou started a new position as Assistant Professor at the University of Ioannina, Department of Computer Science & Engineering.
engineering.uoi.gr/en/news-posts/we-welcome-g-tsitimokou-new-faculty-member-of-the-cse/
February 02, 2023
J. Nako, C. Psychalinos, and A. S. Elwakil, “Minimum Active Component Count Design of a PIλDμ Controller and Its Application in a Cardiac Pacemaker System, Journal of Low Power Electronics and Applications 13, no. 1: 13, 2023. https://doi.org/10.3390/jlpea13010013
January 25 , 2023
Analog VLSI Team----Celebrating the New Year 2023
January 23, 2023
A. S. Elwakil, C. Psychalinos, B. Maundy, and A. Allagui. “Observation of a Pinched-Loop in a Current-Excited Inductive Circuit”, IEEE International Symposium on Circuits and Systems (ISCAS), Monterey, California, USA, May 2023.
December 13, 2022
P. Bertsias, C. Psychalinos, S. Minaei, A Yesil, and A. S. Elwakil, “Fractional-order inverse filters revisited: Equivalence with fractional-order controllers”, Microelectronics Journal, vol. 131, 105646, 2023, https://doi.org/10.1016/j.mejo.2022.105646
December 05, 2022
Congratulations to my M.Sc. student Julia Nako, which received the best student’s paper award for her work titled “Heart Rate Controller Design for Cardiac Pacemaker”, during the PAnhellenic Conference on Electronics and Telecommunications (PACET), December 2-3, 2022, Tripolis, Greece.
November 19, 2022
A. S. Elwaki, C. Psychalinos, and B. Maundy, “New Tunable Phase Oscillator Design”, accepted for publication in International Journal of Electronics Letters, 2022, doi: https://doi.org/10.1080/21681724.2022.2148284.
November 19, 2022
A. S. Elwaki, C. Psychalinos, and B. Maundy, “New Tunable Phase Oscillator Design”, accepted for publication in International Journal of Electronics Letters, 2022, doi: https://doi.org/10.1080/21681724.2022.2148284.
November 01, 2022
A. Pagidas, and C. Psychalinos, “Simple Designs of Fractional-Order Shelving Filters for Acoustic Systems”, accepted for Lecture presentation at the PAnhellenic Conference on Electronics and Telecommunications (PACET),Tripolis, Greece, Dec. 2-3, 2022.
J. Nako, and C. Psychalinos, “Heart Rate Controller Design for Cardiac Pacemaker”, accepted for Lecture presentation at the PAnhellenic Conference on Electronics and Telecommunications (PACET), Tripolis, Greece, Dec. 2-3, 2022.
S. Kontelis, and C. Psychalinos, “Comparison of Complementary Filters Implementations for Unmanned Aerial Vehicles”, accepted for Lecture presentation at the PAnhellenic Conference on Electronics and Telecommunications (PACET), Tripolis, Greece, Dec. 2-3, 2022.
October 29, 2022
A. Allagui, A. S. Elwakil, and C. Psychalinos, Comment on ‘‘Origin of the Curie–von Schweidler law and the fractional capacitor from time-varying capacitance’’, Journal of Power Sources, vol. 551, 232166, 2022.https://doi.org/10.1016/j.jpowsour.2022.232166.
September 05, 2022
W. Bauer, E. Kucharska, J. Baranowski, S. Kapoulea, P. Bertsias, and C. Psychalinos, “How to Teach Fractional Calculus Inspired Electronics Remotely?”, accepted for Lecture presentation at the 9th International Conference on E-Learning in Industrial Electronics (ICELIE 2022), Brussels, Belgium, Oct. 17-20, 2022.
September 03, 2022
S. Kapoulea, C. Psychalinos, A. S. Elwakil, and B. Maundy, “Generalized Non-Integer Order Multi-Phase Sinusoidal Oscillator Design”, accepted for Lecture presentation at the 2022 29th IEEE International Conference on Electronics, Circuits & Systems (ICECS), to be held in Glasgow, UK from October 24-26, 2022
August 03, 2022
G. Tsirimokou, S. Kapoulea, C. Psychalinos, and A. S. Elwakil, "Approximation and realization of power-law all-pass filters", International Journal of Electronics and Communications, (AEUE), vol. 155, 154341, 2022, https://doi.org/10.1016/j.aeue.2022.154341.
July 31, 2022
A. S. Elwakil, C. Psychalinos, B. Maundy, and A. Allagui, “On the possible realization of a complex-order capacitive impedance and its applications”, International Journal of Circuit Theory and Applications, 2022; 1- 8. doi:10.1002/cta.3396.
June 25, 2022
S. Kapoulea, C. Psychalinos, A. S. Elwakil, Approximation of Fractional-Order Controllers for Mechatronic Applications. In: Huerta Cuéllar, G., Campos Cantón, E., Tlelo-Cuautle, E. (eds) Complex Systems and Their Applications. Springer, Cham. 2022, https://doi.org/10.1007/978-3-031-02472-6_7.
June 18, 2022
A.S. Elwakil, B.J. Maundy, C. Psychalinos, M.B. Elamien, “Synthesis of resonance-based common-gate fully differential band-pass filters”, Integration, the VLSI Journal (2022), doi: https://doi.org/10.1016/j.vlsi.2022.06.002.
June 08, 2022
C. Psychalinos, S. Minaei, and A. Yesil, “First-Order Inverse Filters: Implementations Using a Single Voltage Conveyor and Potential Applications”, in International Journal of Circuit Theory and Applications, 2022.
April 07, 2022
A. Elwakil, S. Kapoulea, C. Psychalinos, and A. Allagui, “Generalizing the Warburg Impedance to a Warburg Impedance Matrix”, International Journal of Electronics and Communications (AEUE), 154202, 2022, https://doi.org/10.1016/j.aeue.2022.154202.
March. 01, 2022
My PhD student Stavroula Kapoulea successfully completed her PhD Thesis, titled “Interdisciplinary Applications of Fractional-Order Circuits”.
Congratulations Stavoula, all the best in your next steps!
Feb. 25, 2022
My M.Sc Students Panagiota Kalyva, Errikos Tsouvals, and Georgios Zagklis have completed their Theses.
Feb. 24, 2022
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Versatile Field-Programmable Analog Array Realizations of Power-Law Filters”, MDPI Electronics, vol. 11, no. 5: 692, 2022.
Feb. 11, 2022
E. Tsouvalas, S. Kapoulea, C. Psychalinos, A. S. Elwakil, and D. Jurišić, “Electronically Controlled Power-Law Filters Realizations”, MDPI Fractal & Fractional, vol. 6, no.2: 111, 2022.
Jan. 15, 2022
S. Kapoulea, C. Psychalinos, A. S. Elwakil, A. Allagui, "Generalizing the Warburg Impedance to a Warburg Impedance Matrix", accepted for presentation at the 2022 IEEE International Symposium on Circuits & Systems (ISCAS), to be held in Austin, Texas USA from May 28 through June 1, 2022.
December 04, 2021
S. Kapoulea, G. Tsirimokou, C. Psychalinos, and A. S. Elwakil, “Employment of the Padé approximation for implementing fractional-order lead/lag compensators”.
Awarded as Best Paper for 2021 in International Journal of Electronics and Communications (AEUE) Journal, Elsevier, 2021.
Nov. 26, 2021
Congratulations to my PhD student Stavroula Kapoulea for the 3rd place of the Best Paper Award, during the 3rdNovel Intelligent and Leading Emerging Sciences Conference NILES 2021.
November 25, 2021
S. Kapoulea, C. Psychalinos, A. S. Elwakil, "Approximation of Fractional-Order Controllers for MechatronicApplications", Chapter of the book "Complex Systems and Their Applications: Second International Conference (EDIESCA 2021)", Springer-Nature.
November 13, 2021
Prof. Costas Psychalinos has been ranked as 484 among 105,029 researchers all over the world, in the sub-field Electrical and Electronics Engineering, in the Stanford-Elsevier publicly available database.
https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/3
November 12, 2021
Our paper entitled “FPAA-Based Realization of Filters with Fractional Laplacians of Different Orders”, authors S. Kapoulea, C. Psychalinos, and A. S. Elwakil, has been published in MDPI Fractal & Fractional, vol. 5, no. 4:218, 2021.
October 28, 2021
Our paper entitled “Fractional-Order and Power-Law Shelving Filters: Analysis and Design Examples”, authors S. Kapoulea, A. Yesil, C. Psychalinos, S. Minaei, A. S. Elwakil, and P. Bertsias, has been accpeted in IEEE Access, doi: 10.1109/ACCESS.2021.3122238.
September 21, 2021
Our paper entitled “±0.45 V CMOS Second-Generation Voltage Conveyor Based on Super Source Follower”, authors A. Yesil, S. Minaei, and C. Psychalinos, has been accepted in Circuits Systems and Signal Processing Journal, Sept. 2021.
September 15, 2021
Our paper entitled “Reduced Active Element Power-Law Proportional-Integral Controller Designs”, authors: S. Kapoulea, C. Psychalinos, and A. S. Elwakil, has been accepted for presentation at the IEEE conference # 53778 - 3rd Novel Intelligent and Leading Emerging Sciences Conference (NILES2021), October 23rd– 25th, 2021.
July 19, 2021
S. Kapoulea, P. Bertsias, C. Psychalinos, J. Baranowski, W. Bauer, P. Piatek, and A. Tutaj, “Reconfigurable Topology for Implementing Various Types of DC Motor Fractional-Order Controllers”, in Proceedings of International Conference on Fractional Differentiation and its Applications (ICFDA), Sept. 6-8, Warsaw, Poland, 2021.
June 24, 2021
O. Sladok, J. Koton, D. Kubanek, J. Dvorak, and C. Psychalinos, “Pseudo-differential (2+α)-order Butterworth frequency filter”, IEEE Access, 2021. doi: 10.1109/ACCESS.2021.3091544.
June 16, 2021
The following papers have been accepted for presentation in 44th International Conference on Telecommunications and Signal Processing
K. Baxevanaki, S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Electronically Tunable Realization of the Three-Element Arterial Windkessel Model”.
J. Nako, S. Kapoulea, C. Psychalinos, J. Baranowski, W. Bauer, P. Piatek, A. Tutaj, “Reduced Spread Fractional-Order PID Controller Designs”.
June 09, 2021
A. Tutaj, W. Bauer, P. Piątek, J. Baranowski, P. Bertsias, S. Kapoulea, and C. Psychalinos, “A Fractional LQI Controller for a Magnetic Levitation System”, in Proceedings of 25th International Conference on Methods and Models in Automation and Robotics (MMAR), Międzyzdroje, Poland, Aug. 2021.
June 01, 2021
R. Malatesta, S. Kapoulea, C. Psychalinos, and A. S. Elwakil, " Design of Low-Voltage FO-[PD] Controller for Motion Systems", Journal of Low-Power Electronics and Applications, 11(2), 26, 2021. https://doi.org/10.3390/jlpea11020026.
May 26, 2021
S. Kapoulea, C. Psychalinos, A. S. Elwakil, and M. S. Tavazoei, “Power-Law Compensator Design for Plants with Uncertainties: Experimental Verification”, MDPI Electronics, 2021.
May 24, 2021
S. Kapoulea, C. Psychalinos, A. S. Elwakil, and A. A. Abdulwadood, “Novel Double-Dispersion Models Based on Power-Law Filters”, Circuits Systems and Signal Processing, 2021.
May 15, 2021
E. Memlikai, S. Kapoulea, C. Psychalinos, J. Baranowski, W. Bauer, A. Tutaj, and P. Piątek, "Design of Fractional-Order Lead Compensator for a Car Suspension System Based on Curve-Fitting Approximation", Fractal Fract., vol. 5, no. 2: 46, 2021.
May 10, 2021
Prof. Costas Psychalinos appointed as Editorial Board Member of the Journal of Low Power Electronics and Applications.
April 28, 2021
S. Kapoulea, C. Psychalinos, and A. S. Elwakil “Simple Implementations of Fractional-Order Driving-Point Impedances: Application to Biological Tissue Models”, International Journal of Electronics and Communications (AEUE), 2021.
April 22, 2021
S. Kapoulea, C. Psychalinos, A. S. Elwakil, and H. HosseinNia, “Realizations of Fractional-Order PID Loop-Shaping Controller for Mechatronic Applications”, Integration, April 2021.
April 20, 2021
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “On the Realization of Power-Law Based Impedance Functions: Application to Edible Drinks”, accepted for presentation in International Conference on Modern Circuits and Systems Technologies (MOCAST), Thessaloniki, Greece, 2021.
April. 18, 2021
M. Kumngern, F. Khateb, T. Kulej and C. Psychalinos, "Multiple-Input Universal Filter and Quadrature Oscillator Using Multiple-Input Operational Transconductance Amplifiers," in IEEE Access, vol. 9, pp. 56253-56263, 2021, doi: 10.1109/ACCESS.2021.3071829.
April. 15, 2021
Our paper Partial fraction expansion–based realizations of fractional‐order differentiators and integrators using active filters , published in International Journal of Circuit Theory and Applications, is on the top of the list of the most cited articles published in the last 2 years.
March 26, 2021
Prof. Costas Psychalinos appointed as Editor-in-Chief in the Circuit and Signal Processing Section of the MDPI Electronics Journal.
March 22, 2021
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Passive Approximations of Double-Exponent Fractional-Order Impedance Functions”, International Journal of Circuit Theory and Applications, 2021.
March 19, 2021
A. Allagui, A. S. Elwakil, and C. Psychalinos, “Decoupling the magnitude and phase in a constant phase element”, Journal of Electroanalytical Chemistry, 2021.
March 16, 2021
Prof. Costas Psychalinos appointed as Member of the Editorial Board of the MDPI Fractal and Fractional Journal.
Feb. 10, 2021
A. S. Elwakil, A. Allagui, C. Psychalinos, “On The Equivalent Impedance Of Two-Impedance Self-Similar Ladder Networks”, IEEE Transactions on Circuits and Systems-II: Exoress Briefs, 2021.
Nov. 30, 2020
S. Kapoulea, C. Psychalinos, A. S. Elwakil, “Realization of Cole-Davidson function-based impedance models: Application on Plant Tissues”, Fractal and Fractional Journal, 4, 54, 2020.
Nov. 19, 2020
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Power law filters: A new class of fractional-order filters without a fractional-order Laplacian operator”, accepted for publication in International Journal of Electronics and Communications (AEUE), 2020.
Nov. 07, 2020
Prof. Costas Psychalinos is included in the World's Top 2% Scientists 2020 list (by Stanford University).
He is ranked in the position 514, among 87611 researchers, in the field of Electrical and Electronics Engineering.
Nov. 03, 2020
Congratulations to my PhD student Stavroula Kapoulea for winning "Best Paper Award 3rd Place" during the 2ndNovel Intelligent and Leading Emerging Sciences Conference NILES 2020 ( 24-26 Oct. 2020).
Nov. 03, 2020
Congratulations to my student Elpida Kaskouta for winning "Graduation Project Competition 2nd Place" during the 2ndNovel Intelligent and Leading Emerging Sciences Conference NILES 2020 ( 24-26 Oct. 2020).
Sept. 04, 2020
The Circuits and Systems Special Issue from NILES 2019, edited by Prof. C. Psychalinos, Prof. A. Radwan, Prof. A. Elwakil, and Prof. A. Madian, has been published in the International Journal of Electronics and Communications (AEU)
Please see the following link:
Sept. 03, 2020
The Special Issue in "Recent Advances in the Fractional-Order Circuits and Systems: Theory, Design and Applications" , edited by Prof. C. Psychalinos, Prof. A. Radwan, and Prof. A. Soliman, has been published in the Journal of Advanced Research.
In the following link you can download all the published papers.
https://www.sciencedirect.com/journal/journal-of-advanced-research/vol/25/suppl/C
Aug. 31, 2020
Our book, titled “Design of CMOS Analog Integrated Fractional-Order Circuits Applications in Medicine and Biology”, Authors: Georgia Tsirimokou, Costas Psychalinos, and Ahmed Elwakil, reached 4000 downloads.
Aug. 30, 2020
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Simple Implementations of the Cole-Cole Models”, accepted in IEEE Conference in Novel Intelligent and Leading Emerging Sciences (NILES 2020), Cairo, Egypt, October 24-26, 2020.
July 25, 2020
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Double Exponent Fractional-Order Filters: Approximation Methods and Realization”, accepted for publication in Circuits Systems and Signal Processing Journal, July 2020.
July 09, 2020
Today, my PhD student Panagiotis Bertsias successfully defended his PhD Thesis, titled “Novel CMOS Analog Integrated Circuits for Implementing Approximants of the Fractional-Order Laplacian Operator”.
Congratulations Panagiotis!
June 29, 2020
L. Said, O. Ahmed, H. Yassin, C. Psychalinos, and A. G. Radwan, “Implementation and Analysis of Tunable Fractional-Order Band-pass Filter of order 2α”, accepted for publication in International Journal of Electronics and Communications (AEUE), 2020.
June 01, 2020
Prof. Costas Psychalinos became Associate Editor of the Journal of Advanced Research (Elsevier).
May 17, 2020
E. Tsikritsi, S. Kapoulea, and C. Psychalinos, “Implementation of the Fractional-Order Model of the Biceps Tissue During Fatigue Exercise”, 43rd International Conference on Telecommunications and Signal Processing (TSP), July 7-9, Milan, Italy, 2020.
P. Bertsias, T. Kamilaris, C. Psychalinos, J. Baranowski, W. Bauer, P. Piatek, and A. Tutaj, “Design of Operational Amplifier Based Fractional-Order Controller for a MAGLEV System”, 43rd International Conference on Telecommunications and Signal Processing (TSP), July 7-9, Milan, Italy, 2020.
W. Bauer, J. Baranowski, A. Tutaj, P. Piatek, P. Bertsias, S. Kapoulea , and C. Psychalinos, “Implementing Fractional PID Control for MagLev with SoftFRAC”, 43rd International Conference on Telecommunications and Signal Processing (TSP), July 7-9, Milan, Italy, 2020.
May 16, 2020
E. Kaskouta, S. Kapoulea, C. Psychalinos, and A.S. Elwakil, “Implementation of a Fractional-Order Electronically Reconfigurable Lung Impedance Emulator of the Human Respiratory Tree”, Journal of Low Power Electronics and Applications, 10(2), 18, 2020.
April 30, 2020
Our research Partial fraction expansion–based realizations of fractional‐order differentiators and integrators using active filters , published in International Journal of Circuit Theory and Applications, is among the top 10% most downloaded papers, among work published between January 2018 and December 2019.
April 16, 2020
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Employment of the Padé Approximation for Implementing Fractional-Order Lead/Lag Compensators”, accepted for publication in International Journal of Electronics and Communications (AEUE), 2020.
April 1, 2020
Professor Costas Psychalinos appointed as Editor of the International Journal of Electronics and Communications (Wiley)
onlinelibrary.wiley.com/page/journal/1097007x/homepage/editorialboard.html
February 12, 2020
C. Psychalinos, S. Minaei, L. Safari, “Ultra Low-Power Electronically Tunable Current-Mode Instrumentation Amplifier for Biomedical Applications”, accepted for publication in International Journal of Electronics and Communications (AEUE), Feb. 2020, doi: 10.1016/j.aeue.2020.153120
January 28, 2020
M. Fouda, A. Allagui, A. Elwakil, S. Das, C. Psychalinos, and A. Radwan, “Nonlinear charge-voltage relationship in constant phase element”, accepted for publication in International Journal of Electronics and Communications (AEUE), Jan. 2020.
January 23, 2020
The following papers have been accepted for presentation in IEEE International Symposium on Circuits and Systems (ISCAS), May 17-20, 2020.
P. Bertsias, C. Psychalinos, and A. S. Elwakil, “Fractional-Order Complementary Filters for Sensor applications”.
S. Kapoulea, C. Psychalinos, and A. S. Elwakil, “Fractional-Order Shelving Filter Designs for Acoustic Applications”.
January 02, 2020
S. Kapoulea , V. Bizonis, P. Bertsias , C. Psychalinos , A. Elwakil, and I. Petráš, "Reduced Active Components Count Electronically Adjustable Fractional-Order Controllers: Two Design Examples", MDPI Electronics , 9(1), 63, 2020.
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