Showing results 4 to 23 of 28
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| Issue Date | Title | Author(s) | Type | Access Type |
| 2018 | Beam-steering ka-band phase rotation cells-based transmit-array for circular-polarization | Naseri, P.; Matos, S. A.; Costa, J. R.; Fernandes, C. A. | Conference Object | Open Access |
| 2011 | Conical refraction in generalized biaxial media: A geometric algebra approach | Matos, S. A.; Paiva, C. R.; Barbosa, A. M. | Conference Object | Open Access |
| 2021 | Design of an all-metal broadband Rotman lens for satellite communications at K/Ka-Band | Cardoso, F.; Matos, S. A.; Costa, J. R.; Fernandes, C. A. | Conference Object | Open Access |
| 2023 | Design of low-profile transmitarray antennas with wide mechanical beam steering at millimeter waves | Vaquero, Á. F.; Teixeira, J.; Matos, S. A.; Arrebola, M.; Costa, J. R.; Felício, J. M.; Fernandes, C. A.; Fonseca, N. J. G. | Article | Open Access |
| 2023 | Detection of low permittivity floating plastic sheets at microwave frequencies | Costa, T. S. da.; Felício, J. M.; Vala, M.; Leonor, N.; Costa, J. R.; Marques, P.; Moreira, A. A.; Caldeirinha, R.; Matos, S. A.; Fernandes, C. A.; Fonseca, N. J. G.; de Maagt, P. | Conference Object | Open Access |
| 2018 | Efficient full-wave assessment of high gain transmit-array antennas | Teixeira, J. P.; Matos, S. A.; Costa, J. R.; Fernandes, C. A. | Conference Object | Open Access |
| 2018 | Experimental evaluation of a high gain dual-band beam steerable transmit-array | Matos, S. A.; Lima, E. B.; Costa, J. R.; Fernandes, C. A.; Fonseca, N. J. G. | Conference Object | Open Access |
| 2019 | Full-wave evaluation of a 40 dBi: Transmit-array for Ka-band SoTM | Matos, S. A.; Costa, J. R.; Naseri, P.; Lima, E. B.; Fernandes, C.; Fonseca, N. J. G. | Conference Object | Open Access |
| 2013 | Generalized image method for radiation problems involving the Minkowskian isotropic medium | Prudêncio, F. R.; Matos, S. A.; Paiva, C. R. | Conference Object | Open Access |
| 2018 | Low cost dielectric flat lens for near-field focusing | Vaquero, A. F.; Arrebola, M.; Pino, M. R.; Costa, J. R.; Matos, S. A.; Fernandes, C. A. | Conference Object | Open Access |
| 2014 | The most general classes of Tellegen media reducible to simple reciprocal media: a geometrical approach | Prudêncio, F. R.; Matos, S. A.; Paiva, C. R. | Conference Object | Open Access |
| 2018 | New concept for multibeam antennas based on two cascaded Ka-band transmit-array | Matos, S. A.; Naseri, P.; Teixeira, J. M.; Costa, J. R.; Fernandes, C. A. | Conference Object | Open Access |
| 2023 | On the feasibility of using Passive mm-Wave Imaging for marine litter detection at the w-band | Vala, M.; Felício, J. M.; Costa, T. S. da.; Leonor, N.; Costa, J. R.; Marques, P.; Moreira, A. A.; Matos, S. A.; Caldeirinha, R. F. S.; Fernandes, C. A.; Fonseca, N. J. G.; de Maagt, P. | Conference Object | Open Access |
| 2018 | Phase-delay versus phase-rotation cells for circular polarization transmit arrays - application to Satellite Ka-Band Beam steering | Naseri, P.; Matos, S. A.; Costa, J. R.; Fernandes, C. A. | Article | Open Access |
| 2018 | Phase-only shaped beam transmit-array | Cruz, C. C.; Fernandes, C. A.; Matos, S. A.; Costa, J. R. | Conference Object | Open Access |
| 2021 | Preliminary characterization of microwave backscattering of floating plastic | Martins, R. A.; Felício, J. M.; Matos, S. A.; Costa, J. R.; Fernandes, C. A. | Conference Object | Open Access |
| 2016 | Prototype of a compact mechanically steered Ka-band antenna for satellite on-the-move | Matos, S. A.; Costa, J. R.; Lima, E.; Fernandes, C. A.; Fonseca, N. J. G. | Conference Object | Open Access |
| 2020 | Reducing beam aberrations of mechanical scanning transmit-array antennas | Matos, S. A.; Costa, J. R.; Fernandes, C. A.; Alves, A. A.; Fonseca, N. J. G. | Conference Object | Open Access |
| 2024 | Revisiting Risley prism transmit-array antennas using a novel co-design phase correction approach | Matos, S. A.; Fonseca, N. J. G.; Serra, J.; Felício, J. M.; Costa, J. R.; Femandes, C. | Conference Object | Embargoed Access |
| 2018 | Synthesis of shaped-beam radiation patterns at millimeter-waves using transmit arrays | Cruz, C. C.; Fernandes, C. A.; Matos, S. A.; Costa, J. R. | Article | Open Access |
