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THz sensing with anomalous extraordinary optical transmission hole arrays. / Jáuregui-López, Irati; Rodriguez-Ulibarri, Pablo; Kuznetsov, Sergei A. et al.

In: Sensors, Vol. 18, No. 11, 3848, 09.11.2018.

Research output: Contribution to journalArticlepeer-review

Harvard

Jáuregui-López, I, Rodriguez-Ulibarri, P, Kuznetsov, SA, Nikolaev, NA & Beruete, M 2018, 'THz sensing with anomalous extraordinary optical transmission hole arrays', Sensors, vol. 18, no. 11, 3848. https://doi.org/10.3390/s18113848

APA

Jáuregui-López, I., Rodriguez-Ulibarri, P., Kuznetsov, S. A., Nikolaev, N. A., & Beruete, M. (2018). THz sensing with anomalous extraordinary optical transmission hole arrays. Sensors, 18(11), [3848]. https://doi.org/10.3390/s18113848

Vancouver

Jáuregui-López I, Rodriguez-Ulibarri P, Kuznetsov SA, Nikolaev NA, Beruete M. THz sensing with anomalous extraordinary optical transmission hole arrays. Sensors. 2018 Nov 9;18(11):3848. doi: 10.3390/s18113848

Author

Jáuregui-López, Irati ; Rodriguez-Ulibarri, Pablo ; Kuznetsov, Sergei A. et al. / THz sensing with anomalous extraordinary optical transmission hole arrays. In: Sensors. 2018 ; Vol. 18, No. 11.

BibTeX

@article{9da5e4ef729c4b2c86084c9fb6ee6f9b,
title = "THz sensing with anomalous extraordinary optical transmission hole arrays",
abstract = "Subwavelength hole array (HA) metasurfaces support the so-called extraordinary optical transmission (EOT) resonance that has already been exploited for sensing. In this work, we demonstrate the superior performance of a different resonant regime of HA metasurfaces called anomalous EOT, by doing a thorough numerical and experimental study of its ability in thin-film label-free sensing applications in the terahertz (THz) band. A comprehensive analysis using both the regular and anomalous EOT resonances is done by depositing thin layers of dielectric analyte slabs of different thicknesses on the structures in different scenarios. We carry out a detailed comparison and demonstrate that the best sensing performance is achieved when the structure operates in the anomalous EOT resonance and the analyte is deposited on the non-patterned side of the metasurface, improving by a factor between 2 and 3 the results of the EOT resonance in any of the considered scenarios. This can be explained by the comparatively narrower linewidth of the anomalous EOT resonance. The results presented expand the reach of subwavelength HAs for sensing applications by considering the anomalous EOT regime that is usually overlooked in the literature.",
keywords = "Anomalous EOT, Metasurface, Sensing, Terahertz, Thin film, sensing, METAMATERIAL, NANOHOLES, SENSOR, MILLIMETER-WAVE, anomalous EOT, terahertz, thin film, TERAHERTZ, metasurface",
author = "Irati J{\'a}uregui-L{\'o}pez and Pablo Rodriguez-Ulibarri and Kuznetsov, {Sergei A.} and Nikolaev, {Nazar A.} and Miguel Beruete",
note = "Publisher Copyright: {\textcopyright} 2018 by the authors. Licensee MDPI, Basel, Switzerland.",
year = "2018",
month = nov,
day = "9",
doi = "10.3390/s18113848",
language = "English",
volume = "18",
journal = "Sensors",
issn = "1424-3210",
publisher = "Multidisciplinary Digital Publishing Institute (MDPI)",
number = "11",

}

RIS

TY - JOUR

T1 - THz sensing with anomalous extraordinary optical transmission hole arrays

AU - Jáuregui-López, Irati

AU - Rodriguez-Ulibarri, Pablo

AU - Kuznetsov, Sergei A.

AU - Nikolaev, Nazar A.

AU - Beruete, Miguel

N1 - Publisher Copyright: © 2018 by the authors. Licensee MDPI, Basel, Switzerland.

PY - 2018/11/9

Y1 - 2018/11/9

N2 - Subwavelength hole array (HA) metasurfaces support the so-called extraordinary optical transmission (EOT) resonance that has already been exploited for sensing. In this work, we demonstrate the superior performance of a different resonant regime of HA metasurfaces called anomalous EOT, by doing a thorough numerical and experimental study of its ability in thin-film label-free sensing applications in the terahertz (THz) band. A comprehensive analysis using both the regular and anomalous EOT resonances is done by depositing thin layers of dielectric analyte slabs of different thicknesses on the structures in different scenarios. We carry out a detailed comparison and demonstrate that the best sensing performance is achieved when the structure operates in the anomalous EOT resonance and the analyte is deposited on the non-patterned side of the metasurface, improving by a factor between 2 and 3 the results of the EOT resonance in any of the considered scenarios. This can be explained by the comparatively narrower linewidth of the anomalous EOT resonance. The results presented expand the reach of subwavelength HAs for sensing applications by considering the anomalous EOT regime that is usually overlooked in the literature.

AB - Subwavelength hole array (HA) metasurfaces support the so-called extraordinary optical transmission (EOT) resonance that has already been exploited for sensing. In this work, we demonstrate the superior performance of a different resonant regime of HA metasurfaces called anomalous EOT, by doing a thorough numerical and experimental study of its ability in thin-film label-free sensing applications in the terahertz (THz) band. A comprehensive analysis using both the regular and anomalous EOT resonances is done by depositing thin layers of dielectric analyte slabs of different thicknesses on the structures in different scenarios. We carry out a detailed comparison and demonstrate that the best sensing performance is achieved when the structure operates in the anomalous EOT resonance and the analyte is deposited on the non-patterned side of the metasurface, improving by a factor between 2 and 3 the results of the EOT resonance in any of the considered scenarios. This can be explained by the comparatively narrower linewidth of the anomalous EOT resonance. The results presented expand the reach of subwavelength HAs for sensing applications by considering the anomalous EOT regime that is usually overlooked in the literature.

KW - Anomalous EOT

KW - Metasurface

KW - Sensing

KW - Terahertz

KW - Thin film

KW - sensing

KW - METAMATERIAL

KW - NANOHOLES

KW - SENSOR

KW - MILLIMETER-WAVE

KW - anomalous EOT

KW - terahertz

KW - thin film

KW - TERAHERTZ

KW - metasurface

UR - http://www.scopus.com/inward/record.url?scp=85056533381&partnerID=8YFLogxK

U2 - 10.3390/s18113848

DO - 10.3390/s18113848

M3 - Article

C2 - 30423974

AN - SCOPUS:85056533381

VL - 18

JO - Sensors

JF - Sensors

SN - 1424-3210

IS - 11

M1 - 3848

ER -

ID: 17473149