Towards the realization of fractional step filters. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (ISCAS, 2010)

Field programmable analogue array implementation of fractional step filters. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (IET Circuits Devices Syst., 2010)

On the practical realization of higher-order filters with fractional stepping. - Brent Maundy; Ahmed S. Elwakil; Todd J. Freeborn (Signal Process., 2011)

Improved Cole-Cole parameter extraction from frequency response using least squares fitting. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (ISCAS, 2012)

Accurate time domain extraction of supercapacitor fractional-order model parameters. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (ISCAS, 2013)

Simplifying Cole-impedance extraction from the current-excited step response. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (MWSCAS, 2013)

A Survey of Fractional-Order Circuit Models for Biology and Biomedicine. - Todd J. Freeborn (IEEE J. Emerg. Sel. Topics Circuits Syst., 2013)

Measurement of Supercapacitor Fractional-Order Model Parameters From Voltage-Excited Step Response. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (IEEE J. Emerg. Sel. Topics Circuits Syst., 2013)

Extracting the parameters of the double-dispersion Cole bioimpedance model from magnitude response measurements. - Todd J. Freeborn; Brent Maundy; Ahmed S. Elwakil (Medical Biol. Eng. Comput., 2014)

Analysis of a rectifier circuit realized with a fractional-order capacitor. - Todd J. Freeborn; Ahmed S. Elwakil; Costas Psychalinos (ICM, 2016)

Improved method to determine supercapacitor metrics from highpass filter response. - Brent J. Maundy; Ahmed S. Elwakil; Todd J. Freeborn; Anis Allagui (ICM, 2016)

Determination of supercapacitor metrics using a magnitude-only method. - Brent J. Maundy; Ahmed S. Elwakil; Todd J. Freeborn; Anis Allagui (ISCAS, 2016)

Electrode location impact on cole-impedance parameters using magnitude-only measurements. - Todd J. Freeborn; Ahmed S. Elwakil; Brent Maundy (MWSCAS, 2016)

Factors impacting accurate Cole-impedance extractions from magnitude-only measurements. - Todd J. Freeborn; Ahmed S. Elwakil; Brent Maundy (SMC, 2016)

Comparison of (1+α) Fractional-Order Transfer Functions to Approximate Lowpass Butterworth Magnitude Responses. - Todd J. Freeborn (Circuits Syst. Signal Process., 2016)

Approximated Fractional-Order Inverse Chebyshev Lowpass Filters. - Todd J. Freeborn; Ahmed S. Elwakil; Brent Maundy (Circuits Syst. Signal Process., 2016)

Emulation of current excited fractional-order capacitors and inductors using OTA topologies. - Georgia Tsirimokou; Costas Psychalinos; Todd J. Freeborn; Ahmed S. Elwakil (Microelectron. J., 2016)

Modelling supercapacitors leakage behaviour using a fractional-order model. - Todd J. Freeborn; Anis Allagui; Ahmed S. Elwakil (ECCTD, 2017)

Design of a wood tissue impedance emulator in monolithic form. - Costas Vastarouchas; Georgia Tsirimokou; Todd J. Freeborn; Costas Psychalinos; Ahmed S. Elwakil (ECCTD, 2017)

Variability of supercapacitor fractional-order parameters extracted from discharging behavior using least squares optimization. - Todd J. Freeborn; Ahmed S. Elwakil (ISCAS, 2017)

Low-voltage commercial super-capacitor response to periodic linear-with-time current excitation: a case study. - Ahmed S. Elwakil; Ahmed G. Radwan; Todd J. Freeborn; Anis Allagui; Brent J. Maundy; Mohamed E. Fouda (IET Circuits Devices Syst., 2017)

Estimating Localized Bio-impedance with Measures from Multiple Redundant Electrode Configurations. - Bo Fu 003; Todd J. Freeborn (EMBC, 2018)

Performance Analysis of Oustaloup Approximation for the Design of Fractional-Order Analogue Circuits. - Jaroslav Koton; Jorgen Hagset Stavnesli; Todd J. Freeborn (ICUMT, 2018)

Changes of Fractional-Order Model Parameters in Biceps Tissue from Fatiguing Exercise. - Todd J. Freeborn; Gary W. Bohannan (ISCAS, 2018)

Supercapacitor Fractional-Order Model Discharging from Polynomial Time-Varying Currents. - Todd J. Freeborn; Ahmed S. Elwakil; Anis Allagui (ISCAS, 2018)

Fractional-order Lowpass Elliptic Responses of (1+α)-order Transfer Functions. - Todd J. Freeborn; David Kubánek; Jaroslav Koton; Jan Dvorak (TSP, 2018)

Extraction of Phase Information from Magnitude-Only Bio-impedance Measurements Using a Modified Kramers-Kronig Transform. - Abdulwadood A. Al-Ali; Ahmed S. Elwakil; Brent Maundy; Todd J. Freeborn (Circuits Syst. Signal Process., 2018)

Transfer Functions of Fractional-Order Band-Pass Filter with Arbitrary Magnitude Slope in Stopband. - David Kubánek; Todd J. Freeborn; Jaroslav Koton; Jan Dvorak (TSP, 2019)

Rates and Effects of Local Minima on Fractional-Order Circuit Model Parameters Extracted from Supercapacitor Discharging Using Least Squares Optimization. - Todd J. Freeborn; Ahmed S. Elwakil (Circuits Syst. Signal Process., 2019)

Fractional-order band-pass filter design using fractional-characteristic specimen functions. - David Kubánek; Todd J. Freeborn; Jaroslav Koton (Microelectron. J., 2019)

Performance evaluation of raspberry Pi platform for bioimpedance analysis using least squares optimization. - Todd J. Freeborn (Pers. Ubiquitous Comput., 2019)

Modeling and Validation of Fixture-Induced Error for Impedance Measurements. - Blake W. Nelson; Andrew N. Lemmon; Brian T. DeBoi; Todd J. Freeborn (IEEE Trans. Instrum. Meas., 2019)

Multi-Site Impedance Measurement System based on MAX30001 Integrated-Circuit. - Shelby Critcher; Todd J. Freeborn (MWSCAS, 2020)

Experimental Validation of CT-Snubber for Multichip SiC MOSFET Power Module. - Bo Fu 003; Ali Shahabi; Todd J. Freeborn; Andrew N. Lemmon; Mithat C. Kisacikoglu (MWSCAS, 2020)

Localized Bicep Tissue Bioimpedance Alterations Following Eccentric Exercise in Healthy Young Adults. - Todd J. Freeborn; Gabriella Regard; Bo Fu 003 (IEEE Access, 2020)

A Comparative Study of Two Fractional-Order Equivalent Electrical Circuits for Modeling the Electrical Impedance of Dental Tissues. - Norbert Herencsar; Todd J. Freeborn; Aslihan Kartci; Oguzhan Cicekoglu (Entropy, 2020)

Modeling and experimental validation of parasitic capacitance effects on emulated bioimpedance measurements with high-impedance residuals. - Robert Joseph Mathews; Todd J. Freeborn (Int. J. Circuit Theory Appl., 2020)

Short-Term Segmental Bioimpedance Alterations During 6° Head-Down Tilt. - Todd J. Freeborn; Shelby Critcher; Gwendolyn L. Hooper (EMBC, 2021)

Residual Impedance Impact on MAX30001 Accuracy for Bioimpedance Applications. - Shelby Critcher; Todd J. Freeborn (LASCAS, 2021)

Estimating Cole-Impedance Parameters from Limited Frequency-Band Impedance Measurements. - Todd J. Freeborn; Shelby Critcher (LASCAS, 2021)

Bioimpedance Alterations of Knee Site Tissues During Dynamic Activity of Varying Intensity. - Todd J. Freeborn; Shelby Critcher (TSP, 2021)

Analysis of localized bioimpedance from healthy young adults during activities of the vocal folds using Cole-impedance model representation. - Todd J. Freeborn; Memorie Gosa (Biomed. Signal Process. Control., 2021)

Flexible PCB Failures From Dynamic Activity and Their Impacts on Bioimpedance Measurements: A Wearable Case Study. - Shelby Critcher; Todd J. Freeborn (IEEE Open J. Circuits Syst., 2021)

Localized Bioimpedance Measurements with the MAX3000x Integrated Circuit: Characterization and Demonstration. - Shelby Critcher; Todd J. Freeborn (Sensors, 2021)

Segmental Tissue Resistance of Healthy Young Adults during Four Hours of 6-Degree Head-Down-Tilt Positioning. - Todd J. Freeborn; Shelby Critcher; Gwendolyn L. Hooper (Sensors, 2023)

Smartphone-Based Parameter Estimation of the Cole-Impedance Model for Assessment of Agricultural Goods. - Mitar Simic; Todd J. Freeborn; Goran M. Stojanovic (IEEE Access, 2024)

Ultrasound DICOM Renamer: A MATLAB graphical user interface for workflow improvement for DICOM ultrasound renaming. - Todd J. Freeborn; Jacob A. Mota (SoftwareX, 2024)

Digitally Controllable Multifrequency Impedance Emulator for Bioimpedance Hardware Validation. - Dmitrii Semenov; Todd J. Freeborn (Int. J. Circuit Theory Appl., 2025)