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Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency. / Moreno-Peñarrubia, Alexia; Ortiz-Reyes, Sheyly; Teniente, Jorge et al.

In: IET Microwaves, Antennas and Propagation, Vol. 20, No. 1, e70090, 22.02.2026.

Research output: Contribution to journal › Article › peer-review

Harvard

Moreno-Peñarrubia, A, Ortiz-Reyes, S, Teniente, J, Kuznetsov, S, Orazbayev, B & Beruete, M 2026, 'Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency', IET Microwaves, Antennas and Propagation, vol. 20, no. 1, e70090. https://doi.org/10.1049/mia2.70090

APA

Moreno-Peñarrubia, A., Ortiz-Reyes, S., Teniente, J., Kuznetsov, S., Orazbayev, B., & Beruete, M. (2026). Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency. IET Microwaves, Antennas and Propagation, 20(1), [e70090]. https://doi.org/10.1049/mia2.70090

Vancouver

Moreno-Peñarrubia A, Ortiz-Reyes S, Teniente J, Kuznetsov S, Orazbayev B, Beruete M. Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency. IET Microwaves, Antennas and Propagation. 2026 Feb 22;20(1):e70090. doi: 10.1049/mia2.70090

Author

Moreno-Peñarrubia, Alexia ; Ortiz-Reyes, Sheyly ; Teniente, Jorge et al. / Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency. In: IET Microwaves, Antennas and Propagation. 2026 ; Vol. 20, No. 1.

BibTeX

@article{c29582880ad543ddabf9d6d9a7cd95f9,
title = "Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency",
abstract = "This work presents a millimetre-wave antenna–metalens system based on the Pancharatnam–Berry phase principle. The setup includes a circularly polarised horn antenna combined with bi-layer metalens optimised for 87 GHz operation. This arrangement achieves an axial ratio (AR) of 0.5 dB, directivity up to 34.7 dB–surpassing the original horn antenna over 17 dB–an aperture efficiency of 47% and exhibits a narrow beamwidth. The system operates from 82 to 95 GHz with an AR below 2 dB, directivity over 32 dB and aperture efficiency exceeding 30%. Additionally, the same metalens is characterised at 75 and 105 GHz, where the focal shift associated with frequency scaling is observed, yet directivity remains around 32 dB and AR below 3 dB. Notably, the aperture efficiency remains approximately 30% for the full frequency range, demonstrating the inherent frequency tolerance of the Pancharatnam–Berry phase implementation.",
keywords = "Pancharatnam–Berry phase, metalens, metamaterial antennas, metasurfaces, millimetre wave antennas",
author = "Alexia Moreno-Pe{\~n}arrubia and Sheyly Ortiz-Reyes and Jorge Teniente and Sergei Kuznetsov and Bakhtiyar Orazbayev and Miguel Beruete",
note = "This research was supported by the Project No. RTI2018-094475-B-I00 funded by MCIN/AEI/10.13039/501100011033/and by ERDF {\textquoteleft}A way of making Europe{\textquoteright}; Project No. PID2022-137845NB-C21 funded by MCIN/AEI/10.13039/501100011033 and by ERDF {\textquoteleft}A way of making Europe{\textquoteright}. Sergei Kuznetsov acknowledges support from the Ministry of Science and Higher Education of the Russian Federation, Project FSUS-2024-0020. Bakhtiyar Orazbayev acknowledges support from the Nazarbayev University under the Faculty Development Competitive Research Grants Programme 2025-2027, Grant 040225FD4719, BO.",
year = "2026",
month = feb,
day = "22",
doi = "10.1049/mia2.70090",
language = "English",
volume = "20",
journal = "IET Microwaves, Antennas and Propagation",
issn = "1751-8725",
publisher = "John Wiley & Sons Inc.",
number = "1",

}

RIS

TY - JOUR

T1 - Geometric Phase Metasurface for Lens Antenna System With High Polarisation Purity and Efficiency

AU - Moreno-Peñarrubia, Alexia

AU - Ortiz-Reyes, Sheyly

AU - Teniente, Jorge

AU - Kuznetsov, Sergei

AU - Orazbayev, Bakhtiyar

AU - Beruete, Miguel

N1 - This research was supported by the Project No. RTI2018-094475-B-I00 funded by MCIN/AEI/10.13039/501100011033/and by ERDF ‘A way of making Europe’; Project No. PID2022-137845NB-C21 funded by MCIN/AEI/10.13039/501100011033 and by ERDF ‘A way of making Europe’. Sergei Kuznetsov acknowledges support from the Ministry of Science and Higher Education of the Russian Federation, Project FSUS-2024-0020. Bakhtiyar Orazbayev acknowledges support from the Nazarbayev University under the Faculty Development Competitive Research Grants Programme 2025-2027, Grant 040225FD4719, BO.

PY - 2026/2/22

Y1 - 2026/2/22

N2 - This work presents a millimetre-wave antenna–metalens system based on the Pancharatnam–Berry phase principle. The setup includes a circularly polarised horn antenna combined with bi-layer metalens optimised for 87 GHz operation. This arrangement achieves an axial ratio (AR) of 0.5 dB, directivity up to 34.7 dB–surpassing the original horn antenna over 17 dB–an aperture efficiency of 47% and exhibits a narrow beamwidth. The system operates from 82 to 95 GHz with an AR below 2 dB, directivity over 32 dB and aperture efficiency exceeding 30%. Additionally, the same metalens is characterised at 75 and 105 GHz, where the focal shift associated with frequency scaling is observed, yet directivity remains around 32 dB and AR below 3 dB. Notably, the aperture efficiency remains approximately 30% for the full frequency range, demonstrating the inherent frequency tolerance of the Pancharatnam–Berry phase implementation.

AB - This work presents a millimetre-wave antenna–metalens system based on the Pancharatnam–Berry phase principle. The setup includes a circularly polarised horn antenna combined with bi-layer metalens optimised for 87 GHz operation. This arrangement achieves an axial ratio (AR) of 0.5 dB, directivity up to 34.7 dB–surpassing the original horn antenna over 17 dB–an aperture efficiency of 47% and exhibits a narrow beamwidth. The system operates from 82 to 95 GHz with an AR below 2 dB, directivity over 32 dB and aperture efficiency exceeding 30%. Additionally, the same metalens is characterised at 75 and 105 GHz, where the focal shift associated with frequency scaling is observed, yet directivity remains around 32 dB and AR below 3 dB. Notably, the aperture efficiency remains approximately 30% for the full frequency range, demonstrating the inherent frequency tolerance of the Pancharatnam–Berry phase implementation.

KW - Pancharatnam–Berry phase

KW - metalens

KW - metamaterial antennas

KW - metasurfaces

KW - millimetre wave antennas

UR - http://scopus.com/pages/publications/105030843456

UR - https://www.mendeley.com/catalogue/7fbf55c9-0a77-313b-a942-b3fa512b753a/

U2 - 10.1049/mia2.70090

DO - 10.1049/mia2.70090

M3 - Article

VL - 20

JO - IET Microwaves, Antennas and Propagation

JF - IET Microwaves, Antennas and Propagation

SN - 1751-8725

IS - 1

M1 - e70090

ER -

ID: 81186043