Nanoscale terahertz scanning probe microscopy

TL Cocker, V Jelic, R Hillenbrand, FA Hegmann - Nature Photonics, 2021 - nature.com
Terahertz radiation has become an important diagnostic tool in the development of new
technologies. However, the diffraction limit prevents terahertz radiation (λ≈ 0.01–3 mm) …

Overview of imaging methods based on terahertz time-domain spectroscopy

Q Wang, L Xie, Y Ying - Applied Spectroscopy Reviews, 2022 - Taylor & Francis
Due to the unique characteristics of terahertz (THz) waves, such as low-energy, penetrating,
and broadband, THz imaging has been regarded as cutting-edge technology in many fields …

Terahertz circular dichroism spectroscopy of molecular assemblies and nanostructures

WJ Choi, SH Lee, BC Park… - Journal of the American …, 2022 - ACS Publications
Chemical, physical, biological and materials engineering disciplines use a variety of
chiroptical spectroscopies to probe geometrical and optical asymmetry in molecules and …

Machine learning and application in terahertz technology: A review on achievements and future challenges

Y Jiang, G Li, H Ge, F Wang, L Li, X Chen, M Lu… - IEEE …, 2022 - ieeexplore.ieee.org
Terahertz (THz) radiation (THz) shows great potential in agricultural products detection,
biomedical, and security inspection in recent years. Machine learning methods are widely …

Terahertz nanoimaging of perovskite solar cell materials

RHJ Kim, Z Liu, C Huang, JM Park, SJ Haeuser… - ACS …, 2022 - ACS Publications
Direct visualization and quantitative evaluation of charge filling in grain boundary (GB) traps
of hybrid metal halide perovskites require dynamic conductivity imaging simultaneously at …

Imaging of THz photonic modes by scattering scanning near-field optical microscopy

L Thomas, T Hannotte, CN Santos… - … Applied Materials & …, 2022 - ACS Publications
We investigated the near-field distribution associated to the photonic mode of terahertz
photonic micro-resonators by scattering scanning near-field optical microscopy. Probing …

Graphene nano-optics in the terahertz gap

FH Feres, ID Barcelos, AR Cadore, L Wehmeier… - Nano …, 2023 - ACS Publications
Graphene nano-optics at terahertz (THz) frequencies (ν) is theoretically anticipated to
feature extraordinary effects. However, interrogating such phenomena is nontrivial, since the …

Time-Domain-Filtered Terahertz Nanoscopy of Intrinsic Light–Matter Interactions

X Zhang, X Zhang, Z Zhang, T Zhang, X Xu, F Tang… - Nano Letters, 2024 - ACS Publications
Terahertz (THz) technology holds great potential across diverse applications, including
biosensing and information communications, but conventional far-field techniques are …

Optical constants from scattering-type scanning near-field optical microscope

X Guo, K Bertling, AD Rakić - Applied Physics Letters, 2021 - pubs.aip.org
Scattering-type scanning near-field optical microscopy (s-SNOM) allows for the
characterization of optical properties of samples at the nanoscale, well below the diffraction …

Machine learning for optical scanning probe nanoscopy

X Chen, S Xu, S Shabani, Y Zhao, M Fu… - Advanced …, 2023 - Wiley Online Library
The ability to perform nanometer‐scale optical imaging and spectroscopy is key to
deciphering the low‐energy effects in quantum materials, as well as vibrational fingerprints …