Alex-Amor, A., G. Ptitcyn, ii, and N. Engheta,  "Kapitza-inspired stabilization of non-Foster circuits via time modulations",  Phys. Rev. Appl., vol. 24: American Physical Society, pp. 024022, Aug, 2025.

Pérez-Escribano, M., S. Moreno-Rodríguez, C. Molero, J. F. Valenzuela-Valdés, P. Padilla, and A. Alex-Amor,  "Analytical Framework to Model Reconfigurable Metasurfaces Including Lumped Elements",  IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 71, no. 4, pp. 1784-1788, 2024.

Ahmed, B. Taha,  "Dual-Band WLAN MIMO Antennas",  Wireless Personal Communications, vol. 138, no. 2: Springer Nature, pp. 2489?2521, Oct, 2024.

Ramírez-Arroyo, A., A. Alex-Amor, R. Medina, P. Padilla, and J. F. Valenzuela-Valdés,  "Joint Ultra-Wideband Characterization of Azimuth, Elevation, and Time of Arrival With Toric Arrays",  IEEE Transactions on Wireless Communications, vol. 23, no. 9, pp. 10990-11000, 2024.

Verdecia-Peña, R., A. Tomás Muriel-Barrado, J. Calatayud-Maeso, P. Sánchez-Olivares, J. Manuel Fernández-González, and J. I. Alonso,  "A Millimeter-Wave Phased Array-Aided 5G Communication Prototype: Evaluation in an Indoor Scenario",  IEEE Access, vol. 12, pp. 155804-155820, 2024.

Moreno-Rodríguez, S., A. Alex-Amor, P. Padilla, J. F. Valenzuela-Valdés, and C. Molero,  "Space-time metallic metasurfaces for frequency conversion and beamforming",  Phys. Rev. Appl., vol. 21: American Physical Society, pp. 064018, Jun, 2024.

Zapata-Cano, P. H., S. Moreno-Rodríguez, S. Amanatiadis, A. Alex-Amor, Z. D. Zaharis, and C. Molero,  "Transient states to control the electromagnetic response of space-time dispersive media",  Phys. Rev. B, vol. 110, pp. 235125, Dec, 2024.

Alex-Amor, A., C. Molero, and M. G. Silveirinha,  "Analysis of Metallic Space-Time Gratings Using Lorentz Transformations",  Phys. Rev. Appl., vol. 20: American Physical Society, pp. 014063, Jul, 2023.

Alex-Amor, A., S. Moreno-Rodríguez, P. Padilla, J. F. Valenzuela-Valdés, and C. Molero,  "Analytical equivalent circuits for three-dimensional metamaterials and metagratings",  Phys. Rev. Appl., vol. 20: American Physical Society, pp. 044010, Oct, 2023.

Alex-Amor, A., S. Moreno-Rodríguez, P. Padilla, J. F. Valenzuela-Valdés, and C. Molero,  "Diffraction Phenomena in Time-Varying Metal-Based Metasurfaces",  Phys. Rev. Appl., vol. 19: American Physical Society, pp. 044014, Apr, 2023.

Ahmed, B. Taha,  "High Isolation Compact UWB MIMO Antennas",  Wireless Personal Communications, vol. 128, no. 4: Springer Nature, pp. 3003?3029, 2023.

Ramírez-Arroyo, A., A. Alex-Amor, P. Padilla, and J. F. Valenzuela-Valdés,  "Joint Direction-of-Arrival and Time-of-Arrival Estimation With Ultra-Wideband Elliptical Arrays",  IEEE Transactions on Wireless Communications, vol. 22, no. 12, pp. 9187-9200, 2023.

Moreno-Rodríguez, S., A. Alex-Amor, P. Padilla, J. F. Valenzuela-Valdés, and C. Molero,  "Time-Periodic Metallic Metamaterials Defined by Floquet Circuits",  IEEE Access, vol. 11, pp. 116665-116673, 2023.

Ahmed, B. Taha, and A.M.. Sánchez,  "Vivaldi MIMO Antennas",  Wireless Personal Communications, vol. 132, no. 1: Springer Nature, pp. 279?304, 2023.

Ahmed, B. T., J. L. Masa-Campos, and D. Brande-Hernández,  "UWB four elements antenna array",  Microwave and Optical Technology Letters, vol. 61, no. 5, pp. 1284-1294, 2019.

Ahmed, B. T., P. Sanchez-Olivares, J. L. Masa-Campos, and F. Moreno-Vazquez,  "(3.1?20)?GHz MIMO antennas",  AEU - International Journal of Electronics and Communications, vol. 94, pp. 348-358, september, 2018.

Taha-Ahmed, B., I. Álvarez-Calvo, and J. L. Masa-Campos,  "Material's Insertion Loss at 2.4, 3.3 and 5.5 GHz Bands",  PIER-M: Progress in Electromagnetics Research M, vol. 30, pp. 1-10, Mar., 2013.

Taha-Ahmed, B., I. Álvarez-Calvo, and J. L. Masa-Campos,  "Material's Insertion Loss in Three Frequency Bands",  PIER-L: Progress in Electromagnetics Research Letters, vol. 39, pp. 199-205, Apr., 2013.

Ahmed, B. T., J. L. Masa-Campos, and J. A. Ruiz-Cruz,  "Impact of Ultra Wide Band Emission on WiMAX Systems at 2.5 and 3.5 GHz",  Computer Networks, vol. 54, no. 10, pp. 1573-1583, January, 2010.

Ahmed, B. T., and M. C. Ramon,  "Downlink capacity and interference statistics of wideband code division multiple access microcells for trains in long tunnels",  Communications, IET, vol. 3, no. 4, pp. 603-609, April, 2009.

Monge, J., J. A. Ruiz-Cruz, S. Anza, C. Vicente, K. A. Zaki, J. R. Montejo-Garai, J. M. Rebollar, J. Gil, B.. Gimeno, and V. E. Boria,  "High Power analysis and design of dual-mode channel filters",  2009 IEEE MTT-S International Microwave Symposium Digest, pp. 1353-1356, June, 2009.

Ahmed, B. T., and M. C. Ramon,  "WiMAX in high altitude platforms (HAPs) communications over large cities",  Systems, Signals and Devices, 2009. SSD '09. 6th International Multi-Conference on, pp. 1-4, March, 2009.

Ahmed, B. T., and M. C. Ramon,  "On the Impact of Ultra-Wideband (UWB) on Macrocell Downlink of UMTS and CDMA-450 Systems",  Electromagnetic Compatibility, IEEE Transactions on, vol. 50, no. 2, pp. 406-412, May, 2008.

Zhang, Y., K. A. Zaki, J. A. Ruiz-Cruz, and A. E. Atia,  "Analytical Synthesis of Generalized Multi-band Microwave Filters",  2007 IEEE MTT-S International Microwave Symposium Digest, pp. 1273-1276, June, 2007.

Ahmed, B. T.,  "W-CDMA multi-service uplink capacity and interference statistics of a long-tunnel cigar-shaped microcells",  Communications, IET, vol. 1, no. 4, pp. 726-731, August, 2007.

Ahmed, B. T.,  "On High Altitude Platforms (HAPs) UMTS-HSDPA",  Wireless Technology, 2006. The 9th European Conference on, pp. 223-226, Sept, 2006.

Ahmed, B. T., M. C. Ramon, and L. H. Ariet,  "On the Impact of Ultra Wide Band (UWB) System on Macrocell Downlink of IS-136 Systems",  Wireless Communication Systems, 2006. ISWCS '06. 3rd International Symposium on, pp. 645-649, Sept, 2006.

Ahmed, B. T., M. C. Ramon, and L. H. Ariet,  "On the UMTS-HSDPA in High Altitude Platforms (HAPs) Communications",  Wireless Communication Systems, 2006. ISWCS '06. 3rd International Symposium on, pp. 704-708, Sept, 2006.

Ahmed, B. T.,  "WiMAX in High Altitude Platforms (HAPs) Communications",  Wireless Technology, 2006. The 9th European Conference on, pp. 245-248, Sept, 2006.

Ahmed, B. T., M. C. Ramon, and L. H. Ariet,  "LEO satellite W-CDMA downlink pole capacity",  Wireless Technology, 2004. 7th European Conference on, pp. 173-176, Oct, 2004.

Ahmed, B. T., M. C. Ramon, and L. de Haro y Ariet,  "On the capacity and interference statistics of street W-CDMA cross-shaped micro cells in Manhattan environment (uplink analysis)",  Vehicular Technology Conference, 2003. VTC 2003-Spring. The 57th IEEE Semiannual, vol. 1, pp. 107-111 vol.1, April, 2003.

Ahmed, B. T., M. C. Ramon, and de. Haro L Ariet,  "On the capacity of air-ground W-CDMA system (downlink analysis)",  Vehicular Technology Conference, 2003. VTC 2003-Spring. The 57th IEEE Semiannual, vol. 1, pp. 103-106 vol.1, April, 2003.

Ahmed, B. T., M. C. Ramon, and de. Haro L Ariet,  "Comments on the hybrid model for propagation loss prediction in tunnels",  Antennas and Propagation Magazine, IEEE, vol. 45, no. 5, pp. 156-158, Oct, 2003.

Ahmed, B. T., M. C. Ramon, and L. H. Ariet,  "Quasi-optimum downlink power control of high altitude platform W-CDMA system",  Vehicular Technology Conference, 2003. VTC 2003-Spring. The 57th IEEE Semiannual, vol. 4, pp. 2476-2479 vol.4, April, 2003.

Ahmed, B. T., C. M Ramon, and de. Haro L Ariet,  "Capacity and interference statistics of highways W-CDMA cigar-shaped microcells (uplink analysis)",  Communications Letters, IEEE, vol. 6, no. 5, pp. 172-174, May, 2002.

Ahmed, B. T., M. C. Ramon, and L. de Haro y Ariet,  "The capacity of air-ground W-CDMA system (uplink analysis)",  Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on, vol. 1, pp. 335-338 vol.1, Sept, 2002.

Ahmed, B. T., M. C. Ramn, and de. Haro L Ariet,  "The overlay of intelligent FDSS system on N-CDMA system",  Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on, vol. 2, pp. 774-778 vol.2, Sept, 2002.

Ahmed, B. T., M. C. Ramon, and de. Hao L Ariet,  "Partial overlay of intelligent FDSS on microwave point to point link using subchannel suppression, downlink analysis of the FDSS system",  Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on, vol. 2, pp. 770-773 vol.2, Sept, 2002.