Roadmap of terahertz imaging 2021

G Valušis, A Lisauskas, H Yuan, W Knap, HG Roskos - Sensors, 2021 - mdpi.com
In this roadmap article, we have focused on the most recent advances in terahertz (THz)
imaging with particular attention paid to the optimization and miniaturization of the THz …

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 …

A rewritable optical storage medium of silk proteins using near-field nano-optics

W Lee, Z Zhou, X Chen, N Qin, J Jiang, K Liu… - Nature …, 2020 - nature.com
Nanoscale lithography and information storage in biocompatible materials offer possibilities
for applications such as bioelectronics and degradable electronics for which traditional …

Probes for ultrasensitive THz nanoscopy

C Maissen, S Chen, E Nikulina, A Govyadinov… - Acs …, 2019 - ACS Publications
Scattering-type scanning near-field microscopy (s-SNOM) at terahertz (THz) frequencies
could become a highly valuable tool for studying a variety of phenomena of both …

THz near-field imaging of extreme subwavelength metal structures

X Chen, X Liu, X Guo, S Chen, H Hu, E Nikulina… - ACS …, 2020 - ACS Publications
Modern scattering-type scanning near-field optical microscopy (s-SNOM) has become an
indispensable tool in material research. However, as the s-SNOM technique marches into …

Elucidating the fine-scale structural morphology of nanocellulose by nano infrared spectroscopy

N Kotov, PA Larsson, K Jain, T Abitbol, A Cernescu… - Carbohydrate …, 2023 - Elsevier
Nanoscale infrared (IR) spectroscopy and microscopy, enabling the acquisition of IR spectra
and images with a lateral resolution of 20 nm, is employed to chemically characterize …

[HTML][HTML] Physics-informed neural networks for imaging and parameter retrieval of photonic nanostructures from near-field data

Y Chen, L Dal Negro - APL Photonics, 2022 - pubs.aip.org
In this paper, we develop a deep learning approach for the accurate solution of challenging
problems of near-field microscopy that leverages the powerful framework of physics …

Hyperspectral time-domain terahertz nano-imaging

NA Aghamiri, F Huth, AJ Huber, A Fali… - Optics express, 2019 - opg.optica.org
Terahertz (THz) near-field microscopy has wide and unprecedented application potential for
nanoscale materials and photonic-device characterization. Here, we introduce hyperspectral …

Synchrotron infrared nano-spectroscopy and-imaging

HA Bechtel, SC Johnson, O Khatib, EA Muller… - Surface Science …, 2020 - Elsevier
Infrared (IR) spectroscopy has evolved into a powerful analytical technique to probe
molecular and lattice vibrations, low-energy electronic excitations and correlations, and …

[HTML][HTML] Terahertz near-field nanoscopy based on detectorless laser feedback interferometry under different feedback regimes

EAA Pogna, C Silvestri, LL Columbo, M Brambilla… - APL Photonics, 2021 - pubs.aip.org
Near-field imaging techniques, at terahertz frequencies (1–10 THz), conventionally rely on
bulky laser sources and detectors. Here, we employ a semiconductor heterostructure laser …