The 2023 terahertz science and technology roadmap

A Leitenstorfer, AS Moskalenko… - Journal of Physics D …, 2023‏ - iopscience.iop.org
Terahertz (THz) radiation encompasses a wide spectral range within the electromagnetic
spectrum that extends from microwaves to the far infrared (100 GHz–∼ 30 THz). Within its …

Near-field imaging and spectroscopy of terahertz resonators and metasurfaces

LL Hale, T Siday, O Mitrofanov - Optical Materials Express, 2023‏ - opg.optica.org
Terahertz (THz) metasurfaces have become a key platform for engineering light-matter
interaction at THz frequencies. They have evolved from simple metallic resonator arrays into …

Visible-to-THz near-field nanoscopy

R Hillenbrand, Y Abate, M Liu, X Chen… - Nature Reviews …, 2025‏ - nature.com
Optical microscopy has a key role in research, development and quality control across a
wide range of scientific, technological and medical fields. However, diffraction limits the …

Cavity magnon-polaritons in cuprate parent compounds

JB Curtis, A Grankin, NR Poniatowski, VM Galitski… - Physical Review …, 2022‏ - APS
Cavity control of quantum matter may offer new ways to study and manipulate many-body
systems. A particularly appealing idea is to use cavities to enhance superconductivity …

Imaging the Terahertz Nanoscale Conductivity of Polycrystalline CsPbBr3 Perovskite Thin Films

S Schäffer, CO Ogolla, Y Loth, T Haeger… - Nano Letters, 2023‏ - ACS Publications
Terahertz (THz) radiation is a valuable tool to investigate the electronic properties of lead
halide perovskites (LHPs). However, attaining high-resolution information remains elusive …

Phase-resolved terahertz nanoimaging of microcrystals

R **g, RA Vitalone, S Xu, CFB Lo, Z Fei, E Runburg… - Physical Review B, 2023‏ - APS
The terahertz (THz) electrodynamics of few-layer W Te 2 is dominated by the plasmon
response. However, THz surface plasmons (SPs) with long wavelengths in two-dimensional …

Generalized plasma waves in layered superconductors: A unified approach

F Gabriele, C Castellani, L Benfatto - Physical Review Research, 2022‏ - APS
In a layered and strongly anisotropic superconductor, the hybrid modes provided by the
propagation of electromagnetic waves in the matter identify two well-separated energy …

Rapid simulations of hyperspectral near-field images of three-dimensional heterogeneous surfaces

X Chen, Z Yao, SG Stanciu, DN Basov… - Optics …, 2021‏ - opg.optica.org
The scattering-type scanning near-field optical microscope (s-SNOM) has emerged as a
powerful tool for resolving nanoscale inhomogeneities in laterally heterogeneous samples …

Optical absorption in tilted geometries as an indirect measurement of longitudinal plasma waves in layered cuprates

N Sellati, J Fiore, C Castellani, L Benfatto - Nanomaterials, 2024‏ - mdpi.com
Electromagnetic waves propagating in a layered superconductor with arbitrary momentum,
with respect to the main crystallographic directions, exhibit an unavoidable mixing between …

Scanning Probe Nano‐Infrared Imaging and Spectroscopy of Biochemical and Natural Materials

J Shen, BI Noh, P Chen, S Dai - Small Science, 2024‏ - Wiley Online Library
The mid‐infrared with a characteristic wavelength of 3–20 μm is important for a wealth of
technologies. In particular, mid‐infrared spectroscopy can reveal material composition and …