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Open AccessArticle
Polarization Effect in Contactless X-Band Detection of Bars in Reinforced Concrete Structures
by
Adriana Brancaccio
Adriana Brancaccio *
and
Simone Palladino
Simone Palladino
Engineering Department, University of Campania “L. Vanvitelli”, Via Roma, 29, 81031 Aversa, Italy
*
Author to whom correspondence should be addressed.
Appl. Sci. 2026, 16(1), 412; https://doi.org/10.3390/app16010412 (registering DOI)
Submission received: 20 November 2025
/
Revised: 9 December 2025
/
Accepted: 29 December 2025
/
Published: 30 December 2025
Abstract
This study investigates the influence of electromagnetic field polarization in the non-destructive testing of reinforced concrete structures through both theoretical analysis and experimental validation. Theoretical models predict that the orientation of reinforcement bars relative to the incident electric field significantly affects the scattered signal, influencing their detectability. Laboratory experiments on realistic reinforced concrete specimens presenting both vertical bars and horizontal brackets confirm these predictions, demonstrating that polarization can be exploited to enhance measurement accuracy. These findings provide useful insights into the development of microwave-based diagnostic techniques for structural assessment.
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MDPI and ACS Style
Brancaccio, A.; Palladino, S.
Polarization Effect in Contactless X-Band Detection of Bars in Reinforced Concrete Structures. Appl. Sci. 2026, 16, 412.
https://doi.org/10.3390/app16010412
AMA Style
Brancaccio A, Palladino S.
Polarization Effect in Contactless X-Band Detection of Bars in Reinforced Concrete Structures. Applied Sciences. 2026; 16(1):412.
https://doi.org/10.3390/app16010412
Chicago/Turabian Style
Brancaccio, Adriana, and Simone Palladino.
2026. "Polarization Effect in Contactless X-Band Detection of Bars in Reinforced Concrete Structures" Applied Sciences 16, no. 1: 412.
https://doi.org/10.3390/app16010412
APA Style
Brancaccio, A., & Palladino, S.
(2026). Polarization Effect in Contactless X-Band Detection of Bars in Reinforced Concrete Structures. Applied Sciences, 16(1), 412.
https://doi.org/10.3390/app16010412
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