[HTML][HTML] Analytical gas sensing in the terahertz spectral range

A Abina, U Puc, M Jazbinšek, A Zidanšek - Micromachines, 2023‏ - mdpi.com
Exploiting the terahertz (THz) part of the electromagnetic spectrum is attracting attention in
various scientific and applied disciplines worldwide. THz technology has also revealed its …

Brillouin laser-driven terahertz oscillator up to 3 THz with femtosecond-level timing jitter

BM Heffernan, J Greenberg, T Hori, T Tanigawa… - Nature …, 2024‏ - nature.com
The terahertz (THz) frequency range, spanning from 0.1 to 10.0 THz, is a field ripe for
innovation with vast, develo** potential in areas like wireless communication and …

Intercomparison of MAX-DOAS vertical profile retrieval algorithms: studies on field data from the CINDI-2 campaign

JL Tirpitz, U Frieß, F Hendrick, C Alberti… - Atmospheric …, 2020‏ - amt.copernicus.org
Multi-A**s Differential Optical Absorption Spectroscopy (MAX-DOAS) is a well-established
ground-based measurement technique for the detection of aerosols and trace gases …

[HTML][HTML] Empirical rovibrational energy levels for methane

K Kefala, V Boudon, SN Yurchenko… - Journal of Quantitative …, 2024‏ - Elsevier
Abstract A Marvel (Measured Active Rotational Vibrational Energy Levels) analysis of the
available spectroscopic data on methane (12 C 1 H 4) is performed. A total of 82173 …

[HTML][HTML] Quartz-enhanced photoacoustic spectroscopy in the terahertz spectral range

AP Votintsev, AV Borisov, DR Makashev… - Photonics, 2023‏ - mdpi.com
Infrared laser photo-acoustic spectroscopy provides very high sensitivity of a gas sample
analysis when high-power tunable laser radiation sources and resonant photo-acoustic …

Climate change sensing through terahertz communication infrastructure: A disruptive application of 6G networks

LT Wedage, B Butler, S Balasubramaniam… - IEEE …, 2023‏ - ieeexplore.ieee.org
Climate change resulting from releasing greenhouse gases into the atmosphere continues
to affect the Earth's ecosystem. This pressing issue is driving the development of novel …

Paratellurite nanowires as a versatile material for THz phonon polaritons

RA Mayer, L Wehmeier, M Torquato, X Chen… - ACS …, 2024‏ - ACS Publications
Polaritons, ie, hybrid quasi-particles of light and matter resonances, have been extensively
investigated due to their potential to enhance light–matter interactions. Although polaritonic …

THz cavity ring-down quantitative gas phase spectroscopy

C Elmaleh, F Simon, J Decker, J Dumont, F Cazier… - Talanta, 2023‏ - Elsevier
The development of cavity based infrared spectroscopy techniques has proved very
successful, in particular cavity ring-down spectroscopy for sensitive measurements. The …

Unrivaled accuracy in measuring rotational transitions of greenhouse gases: THz CRDS of CF 4

F Simon, A Cuisset, C Elmaleh, F Hindle… - Physical Chemistry …, 2024‏ - pubs.rsc.org
Tetrafluoromethane CF4 is the most abundant perfluorocarbon in the atmosphere, where it
is designated as PFC-14. This greenhouse gas is very stable, has an atmospheric lifetime of …

[HTML][HTML] Scaling of Rotational Constants

DS Tikhonov, CJ Sueyoshi, W Sun, F **e, M Khon… - Molecules, 2024‏ - mdpi.com
This manuscript introduces the concept of scaling factors for rotational constants. These
factors are designed to bring computed equilibrium rotational constants closer to …