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Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators. / Lu, Yuezhen; Hale, Lucy L.; Zaman, Abdullah M. et al.
In: ACS Photonics, Vol. 10, No. 8, 31.08.2023, p. 2832-2838.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Lu, Y, Hale, LL, Zaman, AM, Addamane, SJ, Brener, I, Mitrofanov, O & Degl’Innocenti, R 2023, 'Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators', ACS Photonics, vol. 10, no. 8, pp. 2832-2838. https://doi.org/10.1021/acsphotonics.3c00527

APA

Lu, Y., Hale, L. L., Zaman, A. M., Addamane, S. J., Brener, I., Mitrofanov, O., & Degl’Innocenti, R. (2023). Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators. ACS Photonics, 10(8), 2832-2838. https://doi.org/10.1021/acsphotonics.3c00527

Vancouver

Lu Y, Hale LL, Zaman AM, Addamane SJ, Brener I, Mitrofanov O et al. Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators. ACS Photonics. 2023 Aug 31;10(8):2832-2838. Epub 2023 Aug 3. doi: 10.1021/acsphotonics.3c00527

Author

Lu, Yuezhen ; Hale, Lucy L. ; Zaman, Abdullah M. et al. / Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators. In: ACS Photonics. 2023 ; Vol. 10, No. 8. pp. 2832-2838.

Bibtex

@article{2355dceae96b4036b4dd29027ae61e17,
title = "Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators",
abstract = "Metamaterial resonators have become an efficient and versatile platform in the terahertz frequency range, finding applications in integrated optical devices, such as active modulators and detectors, and in fundamental research, e.g., ultrastrong light-matter investigations. Despite their growing use, characterization of modes supported by these subwavelength elements has proven to be challenging and it still relies on indirect observation of the collective far-field transmission/reflection properties of resonator arrays. Here, we present a broadband time-domain spectroscopic investigation of individual metamaterial resonators via a THz aperture scanning near-field microscope (a-SNOM). The time-domain a-SNOM allows the mapping and quantitative analysis of strongly confined modes supported by the resonators. In particular, a cross-polarized configuration presented here allows an investigation of weakly radiative modes. These results hold great potential to advance future metamaterial-based optoelectronic platforms for fundamental research in THz photonics. [Abstract copyright: {\textcopyright} 2023 The Authors. Published by American Chemical Society.]",
author = "Yuezhen Lu and Hale, {Lucy L.} and Zaman, {Abdullah M.} and Addamane, {Sadhvikas J.} and Igal Brener and Oleg Mitrofanov and Riccardo Degl{\textquoteright}Innocenti",
year = "2023",
month = aug,
day = "31",
doi = "10.1021/acsphotonics.3c00527",
language = "English",
volume = "10",
pages = "2832--2838",
journal = "ACS Photonics",
issn = "2330-4022",
publisher = "American Chemical Society",
number = "8",

}

RIS

TY - JOUR

T1 - Near-Field Spectroscopy of Individual Asymmetric Split-Ring Terahertz Resonators

AU - Lu, Yuezhen

AU - Hale, Lucy L.

AU - Zaman, Abdullah M.

AU - Addamane, Sadhvikas J.

AU - Brener, Igal

AU - Mitrofanov, Oleg

AU - Degl’Innocenti, Riccardo

PY - 2023/8/31

Y1 - 2023/8/31

N2 - Metamaterial resonators have become an efficient and versatile platform in the terahertz frequency range, finding applications in integrated optical devices, such as active modulators and detectors, and in fundamental research, e.g., ultrastrong light-matter investigations. Despite their growing use, characterization of modes supported by these subwavelength elements has proven to be challenging and it still relies on indirect observation of the collective far-field transmission/reflection properties of resonator arrays. Here, we present a broadband time-domain spectroscopic investigation of individual metamaterial resonators via a THz aperture scanning near-field microscope (a-SNOM). The time-domain a-SNOM allows the mapping and quantitative analysis of strongly confined modes supported by the resonators. In particular, a cross-polarized configuration presented here allows an investigation of weakly radiative modes. These results hold great potential to advance future metamaterial-based optoelectronic platforms for fundamental research in THz photonics. [Abstract copyright: © 2023 The Authors. Published by American Chemical Society.]

AB - Metamaterial resonators have become an efficient and versatile platform in the terahertz frequency range, finding applications in integrated optical devices, such as active modulators and detectors, and in fundamental research, e.g., ultrastrong light-matter investigations. Despite their growing use, characterization of modes supported by these subwavelength elements has proven to be challenging and it still relies on indirect observation of the collective far-field transmission/reflection properties of resonator arrays. Here, we present a broadband time-domain spectroscopic investigation of individual metamaterial resonators via a THz aperture scanning near-field microscope (a-SNOM). The time-domain a-SNOM allows the mapping and quantitative analysis of strongly confined modes supported by the resonators. In particular, a cross-polarized configuration presented here allows an investigation of weakly radiative modes. These results hold great potential to advance future metamaterial-based optoelectronic platforms for fundamental research in THz photonics. [Abstract copyright: © 2023 The Authors. Published by American Chemical Society.]

U2 - 10.1021/acsphotonics.3c00527

DO - 10.1021/acsphotonics.3c00527

M3 - Journal article

C2 - 37602291

VL - 10

SP - 2832

EP - 2838

JO - ACS Photonics

JF - ACS Photonics

SN - 2330-4022

IS - 8

ER -