Journal Publications
2026
Influence of Beamwidth, Gain Stability, and Antenna Element Spacing on AoA Accuracy in IEEE 802.15.4z UWB Systems
H. R. Hokmabadi, W. Ur Rehman Khan, P. McEvoy and M. James Ammann
IEEE Transactions on Instrumentation and Measurement, vol. 75, pp. 8006512-8006512, 2026, Art no. 8006512,
DOI: 10.1109/TIM.2026.3716493.
Bandpass Filtering Technique for Transparency in Multiband Base Station Antennas
K. L. Wong and M. J. Ammann
in IEEE Open Journal of Antennas and Propagation,
DOI: 10.1109/OJAP.2026.3726962.
Multipath-Enhanced Directional Modulation for Secure mmWave On-Body Communication
W. U. R. Khan, M. J. Ammann, H. R. Hokmabadi, W. Scanlon and A. Narbudowicz
IEEE Open Journal of Antennas and Propagation, vol. 7, no. 2, pp. 406-416, April 2026.
DOI: 10.1109/OJAP.2025.3647297
2025
Dual-Band Beam-Steering Antenna for Physical Layer Security in Small IoT Devices
Zandamela, N. Marchetti, M. J. Ammann and A. Narbudowicz
IEEE Open Journal of Antennas and Propagation, August 2025,
DOI: 10.1109/OJAP.2025.3601989
A High Balance-Ratio Dipole with Low Passive Intermodulation Distortion
K. L. Wong, M. J. Ammann.
IEEE Transactions on Antennas and Propagation, 2025, vol. 73, (4), 2369-2374.
DOI: 10.1109/TAP.2024.3515268
A Dual-Band Planar Antenna for Angle of Arrival Estimation in On-Body IoT Devices
A. Zandamela, N. Marchetti, M.J. Ammann, and A. Narbudowicz,
IEEE Internet of Things Journal, 2025, 12, (13), 23921 – 23932
DOI: 10.1109/JIOT.2025.3554738
2024
Dynamic Tuning of Notch Bands in UWB Antenna Based on Liquid Metal for Cognitive Radio Applications
V. Sharbati, X. Bao, J. J. Healy, N. Zhang, K. Nadali & M. J. Ammann.
IEEE Antennas and Wireless Propag. Lett. vol. 23, no. 12, pp. 4708-4712, Dec. 2024.
https://ieeexplore.ieee.org/document/10689374
A Dual-Band Dual-Polarized Antenna for Harvesting in Cellular and Digital Terrestrial Television Bands
K. Nadali, N. K. Maurya, P. McEvoy, M. J. Ammann.
IEEE Open Journal of Antennas and Propagation, vol 5, no. 6, 1489-1498, 2024.
DOI: 10.1109/OJAP.2024.3407050
A Single Substrate Metasurface Dipole with Electrically-small Feeding Structure
K. L. Wong, M. J. Ammann, C. Ming & F. Lawlor.
IEEE Trans on Antennas and Propagation, vol. 72, no. 8, pp. 6287-6297, 2024.
DOI: 10.1109/TAP.2024.3421904
Circularly Polarized Reconfigurable Antenna Based on Liquid Metal Switching for Dual WiMAX Bands
V. Sharbati, X. Bao; J. J. Healy, N. Zhang, K. Nadali and M.J. Ammann.
IEEE Open Journal of Antennas and Propagation, vol 5, no. 6, 1563-1570, 2024.
DOI:10.1109/OJAP.2024.3421932
Machine-Learning-Based Predictive Modeling Analysis in Ambient RF Energy Harvesting for IoT Systems
K. Nadali, A. Shahid, S.Lemey, P. Van Torre, M. J Ammann.
IEEE Sensors, vol 24 , no. 2, pp. 2242 - 2254, 2024.
DOI: 10.1109/JSEN.2023.3334491
3D Beam-Steering MIMO Antenna for On-Body IoT Application
A. Zandamela, N. Marchetti, M. J. Ammann and A. Narbudowicz.
IEEE Trans on Antennas and Propagation, vol 72, no. 3, pp 2241-2251, 2024.
DOI: 10.1109/TAP.2024.3354332
2023
Pattern and Polarization Diversity Multisector Annular Antenna for IoT Applications
Zandamela, A., Marchetti, N., Ammann, M. J., and Narbudowicz, A.
IEEE Trans on Antennas and Propagation, vol. 71, no. 9, pp. 7241 - 7249, 2023.
Series-fed Omnidirectional mm-Wave Dipole Array
Maurya, N., Ammann, M. J., and McEvoy, P.
IEEE Trans on Antennas and Propagation, vol. 71, no. 2, pp. 1330-1336, 2023.
Exploiting Multimode Antennas for MIMO and AoA Estimation in Size-Constrained IoT Devices
Zandamela, A., Chiumento, A., Marchetti, N., Ammann, M. J., and Narbudowicz, A.
IEEE Sensors Letters, vol. 7, no. 3, pp. 1-4, 2023.
Spherical Modes Driven Directional Modulation with a Compact MIMO Antenna
Zandamela, A., Marchetti, N., Ammann, M. J., and Narbudowicz, A
IEEE Antennas and Wireless Propagation Letters, vol. 22, no. 3, pp. 477-481, 2023.
2022
Measurement of Orientation and Distance Change using Circularly Polarized UWB Signals
Przewocki, J., Ammann, M. J., and Narbudowicz, A.
IEEE Trans Antennas and Propagation, vol 22, (6), 4803-4809, 2022.
Energy-Efficient Dynamic Directional Modulation with Electrically Small Antennas
Narbudowicz, A., Zandamela, A. A., Marchetti, N. and Ammann, M. J.
IEEE Antennas and Wireless Propagation Lett, vol. 21, no. 4, pp. 681-684, 2022.
2021
Near-Field Propagation Analysis for Vivaldi Antenna Design
Hoang, M. Ha, John, M., McEvoy, P., and Ammann, M. J.
IEEE Antennas & Propagation Magazine, vol. 63, no. 5, pp. 46 - 60, 2021.
2020
Investigation of Frequency Scanning Printed Bruce Array Antenna
Ahmed, M. John, P. McEvoy, and M. J. Ammann.
IEEE Access, vol. 8, pp. 189003-189012, 2020.
2019
Challenges in On-Chip Antenna Design and Integration with RF Receiver Front-End Circuitry in Nanoscale CMOS for 5G Communication Systems
M.K.Hedayati, A.Abdipour, R.Sarraf Shirazi, M. J. Ammann, M. John, C. Cetintepe, R. B.Staszewski.
IEEE Access (7): 43190-43204, 2019.
Ka-band planar Vivaldi antenna with a core for high gain
M.H. Hoang, K. Yang, M. John, P. McEvoy, M.J Ammann.
IET Microwaves, Antennas & Propagation 13 (6), 732-735, 2019.
2018
Passive Self-Interference Suppression for Single Channel Full-Duplex Operation
A. Narbudowicz, G. Ruvio, and M. J. Ammann.
IEEE Wireless Communications, 25, (5), pp 64-69, 2018.
Low-cost Multimode Patch Antenna for Dual MIMO and Enhanced Localization Use
A. Narbudowicz and M. J. Ammann.
IEEE Transactions on Antennas & Propagation, AP-66 (1) 405 - 408, 2018.
2017
Directional Modulation for Compact Devices
A. Narbudowicz, M. J. Ammann, and D. Heberling
IEEE Antennas and Wireless Propagation Letters, 2017, (16), 2094 – 2097.
2016
Reconfigurable Axial-Ratio in Compact GNSS Antennas
A. Narbudowicz, M. J. Ammann, and D. Heberling.
IEEE Transactions on Antennas & Propagation, AP-64 (10) 4530-4533, 2016.
Folded Meandered Monopole for Emerging Smart Metering & M2M Applications in the Lower UHF Band
A. Loutridis, M. John, and M. J. Ammann.
IEEE Antennas & Propagation Magazine, 58, (2) 60-65, 2016.
2015
Design Method for Wideband Circularly Polarized Slot Antennas
A. Narbudowicz, M. John, V. Sipal, X. L. Bao, and M. J. Ammann.
IEEE Transactions Antennas & Propagation. (63), 10, pp. 4271 – 4279, 2015.
A Printed Triangular Monopole with Wideband Circular Polarization
A. Panahi, X L Bao, G. Ruvio and M. J. Ammann
IEEE Transactions Antennas & Propagation, AP-63, (1), 415 – 418, 2015.
Circularly polarised solar antenna for airborne communication nodes
O. O' Conchubhair, A. Narbudowicz, P. McEvoy, M. J. Ammann.
Electronics Letters, 51, (9), pp. 667-669, 2015.
2014
Circularly Polarized Antenna with Steerable Dipole-like Radiation Pattern
A. Narbudowicz, X. L. Bao, M. J. Ammann, H Shakhtour, D. Heberling
IEEE Transactions Antennas & Propagation, AP-62, (2), pp. 519 – 526, 2014.
Breast cancer detection using interferometric MUSIC: experimental and numerical assessment
G. Ruvio, R. Solimene, A. Cuccaro, D. Gaetano, J. E. Browne, M. J. Ammann.
Medical Physics 2014, pp. 103101/1-11.
Using near-field coupled circularly-polarized antennas as frequency independent variable phase-shifters
V. Sipal, A. Narbudowicz and M. J. Ammann.
Electronics Letters, 50, (11), pp. 788- 790, 2014.
Printed Triple-band Circularly Polarized Antenna for the Wireless Systems
X. L. Bao & M. J. Ammann.
Electronics Letters 2014, 50, (23), 1664-1665.
Impact of Hub Location on the Performance of Wireless Body Area Networks for Fitness Applications
V. Sipal, D. Gaetano, P. McEvoy and M. J. Ammann.
IEEE Antennas and Wireless Propagation Letters, (14), 1522-1525, 2014.
Omnidirectional microstrip patch antenna with reconfigurable pattern and polarisation
A. Narbudowicz, M. J. Ammann and X. L. Bao.
IET Microwaves, Antennas & Propagation, (11), 872-877, 2014.
2013
Dual-band Omnidirectional Circularly Polarized Antenna
A. Narbudowicz, X. L. Bao and M. J. Ammann.
IEEE Transactions Antennas & Propagation, AP-61, (1), pp. 77 – 83, 2013.
Footwear-centric body area network with directional UWB antenna
D. Gaetano, V. Sipal, P. McEvoy, M. J. Ammann, C. Brannigan, L. Keating, F. Horgan
Electronics Letters, 49, (14), pp. 860 –861, 2013.
Dual Circularly-polarized Patch Antenna Using Even and Odd Feed-line Modes
A. Narbudowicz, X. L. Bao and M. J. Ammann.
IEEE Transactions Antennas & Propagation, AP-61, (9), pp. 4828 – 4831, 2013.
Footwear Antennas for Body Area Telemetry
D. Gaetano, P. McEvoy, M. J. Ammann, J. Browne, L. Keating, F. Horgan.
IEEE Transactions Antennas & Propagation, AP-61, (10), pp. 4908 – 4916, 2013.
2012
Optimized Monopole and Dipole Antennas for UWB Asset Tag Location Systems
A. Dumoulin. M. John, M. J. Ammann & P. McEvoy.
IEEE Transactions Antennas & Propagation, AP-60, (6), pp. 2896 – 2904, 2012.
Omnidirectional Circularly Polarised Microstrip Patch Antenna
A. Narbudowicz, X.L. Bao and M. J. Ammann.
Electronics Letters, 48, (11), pp. 614-615, 2012.
2011
Miniature Ceramic Dual-PIFA Antenna to Support Band Group 1 UWB Functionality in Mobile Handset
D. Kearney, M. John and M. J. Ammann.
IEEE Transactions Antennas & Propagation. 2011, AP-59, (1) 336-339.
Monofilar Spiral Slot Antenna for Dual-Frequency Dual-Sense Circular Polarization
X. L. Bao and M. J. Ammann.
IEEE Transactions Antennas & Propagation. 2011, AP-59 (8), 3061- 3065.
Transparent Patch Antenna on a-Si Thin Film Glass Solar Module
M. J. Roo-Ons, S. V. Shynu, M. J. Ammann, S. J. McCormack, B. Norton.
Electronics Letters, 47, (2), 85-86, 2011.
Printed Circularly-Polarized Antenna with Ultra-Wide Axial-Ratio Bandwidth
X. L. Bao and M. J. Ammann.
IET Microwaves, Antennas & Propagation 2011, (5), 9, 1089-1096.
Wideband Dual-Frequency Dual-Polarized Dipole-Like Antenna
X. L. Bao and M. J. Ammann.
IEEE Antennas & Wireless Propagat. Letters. (10), 831 – 834, 2011.
In-silico Hyperthermia Performance of a Near-Field Patch Antenna at Various Positions on a Human Body Model
S. Curto, T. S. P. See, P. McEvoy, M. J. Ammann and Z. N. Chen.
IET Microwaves, Antennas & Propagation. 5, (12), 1408-1415, 2011.
2010
Miniature Ceramic PIFA for UWB Band Group 3 & 6
D. Kearney, M. John and M. J. Ammann.
IEEE Antennas & Wireless Propagation Letters, (9), pp. 28-31, 2010.
Monofilar Spiral Slot Antenna for Dual-Frequency Dual-Sense Circular Polarization
X. L. Bao and M. J. Ammann.
IEEE Transactions Antennas & Propagation, AP-59 (8), pp. 3061- 3065, 2011.
Reconfigurable Antenna with Elevation and Azimuth Beam Switching
S. V. Shynu & M. J. Ammann.
IEEE Antennas & Wireless Propagation Letters, (9), pp. 367-370, 2010.
Influence of Solar Heating on the Performance of Integrated Solar Cell Microstrip Patch Antenna
M. J. Roo Ons, S. V. Shynu, M. Seredynski, M. J. Ammann, S. J. McCormack and B. Norton.
Solar Energy, 84, (9), pp. 1619-1627, 2010.
2009
Integration of Microstrip Patch Antenna with Polycrystalline Silicon Solar Cell
S. V. Shynu, M. J. Roo Ons, P. McEvoy, M. J. Ammann, S. J. Mc Cormack and B. Norton.
IEEE Transactions on Antennas & PropagationAP-57, (12), pp. 3969-3972, 2009.
Antenna Optimisation with a Computationally Efficient Multi-objective Evolutionary Algorithm
M. John and M. J. Ammann.
IEEE Transactions on Antennas & Propagation, AP-57, (1), pp. 260-263, 2009.
A Printed CPW-fed Slot-Loop Antenna with Narrowband Omnidirectional Features
S. V. Shynu and M. J. Ammann
IEE Proceedings Microwave, Antennas & Propagation, 3, (4), pp. 673-680, 2009.
Microstrip-Fed Dual-Frequency Annular-Slot Antenna Loaded by Split-Ring Slot
X. L. Bao and M. J. Ammann.
IEE Proceedings Microwave, Antennas & Propagation, 3, (5), pp. 757-764, 2009.
Radial EBG Cell Layout for GPS Patch Antennas
G. Ruvio, X. L. Bao and M. J. Ammann.
Electronics Letters, 45, (13), pp. 663- 664, 2009.
Emitter-Wrap-Through Photovoltaic Dipole Antenna with Solar Concentrator
M. J. Roo Ons, S. V. Shynu, M. J. Ammann, S. J. McCormack and B. Norton.
Electronics Letters, 45, (5), pp. 241-243, 2009.
2008
A Quarterwave Metal Plate Solar Antenna
S. V. Shynu, M. J. Ammann and B. Norton.
Electronics Letters, 44, (9), pp. 570-571, 2008.
Dual-Frequency Dual Circularly-Polarized Patch Antenna with Wide Beamwidth
X. L. Bao and M. J. Ammann.
Electronics Letters, 44, (21), pp. 1233-1234, 2008.
Group Velocity Dispersion Reduction in Fibre-based Slow-light Systems via Stimulated Brillouin Scattering
R. Henker, A. Wiatrek, K.-U. Lauterbach, M. J. Ammann et al.
Electronics Letters, 44, (20), pp. 1185-1187, 2008.
Reduction of Groundplane-Dependent Effects on Microstrip-fed Printed Rectangular Monopoles
M. John, J. A. Evans, M. J. Ammann, J. C. Modro and Z. N. Chen.
IEE Proceedings Microwave, Antennas & Propagation, 2, (1), pp. 42-47, 2008.
2007
Spline-Based Geometry for Printed Monopole Antennas
M. John and M. J. Ammann.
Electronics Letters, 43, (6), pp. 317-319, 2007.
Small Patch/Slot Antenna with 53% Input Impedance Bandwidt
X. L. Bao and M. J. Ammann.
Electronics Letters, 43, (3), pp. 146-148, 2007.
Dual-frequency Circularly-polarized Patch Antenna with Compact Size and Small Frequency Ratio
X. L. Bao and M. J. Ammann.
IEEE Transactions on Antennas & Propagation, AP-55, (7), pp. 2104-2107, 2007.
Wideband Printed Monopole Design using a Genetic Algorithm
M. John and M. J. Ammann.
IEEE Antennas & Wireless Propagation Letters, 6, pp. 447-449, 2007.
2006
A Comparative Test of Brillouin Amplification and Erbium-Doped Fiber Amplification for the Generation of a 40 GHz Millimeter-Wave Signal with Low Phase Noise Properties
M. Junker, M. J. Ammann, A. T. Schwarzbacher, Th. Schneider and K. U. Lauterbach.
IEEE Transactions on Microwave Theory & Techniques, MTT-54, (4), pp. 1576-1581, 2006.
Planar Antennas; Promising Solutions for Microwave UWB Applications
Z. N Chen, M. J Ammann, X. Qing, X. H. Wu, T. S. P. See and A. Cai.
IEEE Microwave Magazine 2006, 7, (6), pp. 63-73.
Compact Concentric Annular-ring Patch Antenna for Triple-frequency Operation
X. L. Bao and M. J. Ammann.
Electronics Letters, 42, (20), pp. 1129-1130, 2006.
Compact Annular-ring Embedded Circular Patch Antenna with a Cross-slot Ground Plane for Circular Polarization
X. L. Bao and M. J. Ammann.
Electronics Letters, 42, (4), pp. 192-193, 2006.
A Novel GPS Patch Antenna on a Fractal Hi-Impedance Surface Substrate
X. L. Bao, G. Ruvio, M. J. Ammann and M. John.
IEEE Antennas & Wireless Propagation Letters, 5, (1), pp. 323-326, 2006.
2005
Optimum Design of the Printed Strip Monopole
M. J. Ammann and M. John.
IEEE Antennas & Propagation Magazine 2005, 47, (6), pp. 59-61.
2004
Investigation on L-shaped Planar Antennas
M. J. Ammann and Z. N. Chen.
Radio Science 2004, 39, (2), pp. RS2009.
2003
Circular Annular Planar Monopole Antennas with EM Coupling
N. Chen, M. J. Ammann, M. Y. W. Chia and S. P. See.
IEE Proceedings Microwave, Antennas & Propagation, 150, (4), pp. 269-273, 2003.
A Wideband Shorted Planar Monopole with Bevel
M. J. Ammann and Z. N. Chen.
IEEE Transactions on Antennas & Propagation, AP-51, (4), pp. 901-903, 2003.
Wideband Monopole Antennas for Multiband Wireless Systems
M. J. Ammann and Z. N. Chen.
IEEE Antennas & Propagation Magazine, 45, (2), pp. 146-150, 2003.
Optimization and Comparison of Broadband Monopoles
Z. N. Chen, M. Y. W. Chia, and M. J. Ammann.
IEE Proceedings Microwave, Antennas & Propagation, 150, (6), pp. 429-435, 2003.