A broadband Fourier transform microwave spectrometer based on chirped pulse excitation

GG Brown, BC Dian, KO Douglass, SM Geyer… - Review of Scientific …, 2008 - pubs.aip.org
Designs for a broadband chirped pulse Fourier transform microwave (CP-FTMW)
spectrometer are presented. The spectrometer is capable of measuring the 7–18 GHz region …

Understanding (coupled) large amplitude motions: the interplay of microwave spectroscopy, spectral modeling, and quantum chemistry

HVL Nguyen, I Kleiner - Physical Sciences Reviews, 2022 - degruyter.com
A large variety of molecules contain large amplitude motions (LAMs), inter alia internal
rotation and inversion tunneling, resulting in tunneling splittings in their rotational spectrum …

[HTML][HTML] Computational optimal transport for molecular spectra: The fully discrete case

NA Seifert, K Prozument, MJ Davis - The Journal of Chemical Physics, 2021 - pubs.aip.org
The use of computational optimal transport is investigated as a tool for comparing two
molecular spectra. Unlike other techniques for comparing molecular spectra in a pattern …

Rotational spectroscopy of chiral tetrahydro-2-furoic acid: Conformational landscape, conversion, and abundances

F Xie, X Ng, NA Seifert, J Thomas, W Jäger… - The Journal of Chemical …, 2018 - pubs.aip.org
The conformational landscape of tetrahydro-2-furoic acid (THFA), a chiral carboxylic acid
which is often used as a precursor in syntheses of pharmaceuticals, was investigated using …

Rotational spectrum and ring structures of silacyclohex-2-ene and 1, 1-difluorosilacyclohex-2-ene

NT Moon, AJ Duerden, TMC McFadden… - The Journal of …, 2023 - ACS Publications
Silacyclohex-2-ene and 1, 1-difluorosilacyclohex-2-ene have been synthesized, and the
chirped-pulse, Fourier-transform microwave spectra of each have been observed and …

A perspective on chemistry in transient plasma from broadband rotational spectroscopy

DP Zaleski, SL Stephens, NR Walker - Physical Chemistry Chemical …, 2014 - pubs.rsc.org
Broadband rotational spectroscopy provides a new method by which plasma chemistry can
be explored. Molecules and complexes form when precursors within an expanding gas …

A Ka-band chirped-pulse Fourier transform microwave spectrometer

DP Zaleski, JL Neill, MT Muckle, NA Seifert… - Journal of Molecular …, 2012 - Elsevier
The design and performance of a new chirped-pulse Fourier transform microwave (CP-
FTMW) spectrometer operating from 25 to 40GHz (Ka-band) is presented. This spectrometer …

Decoding pure rotational molecular spectra for asymmetric molecules

SA Cooke, P Ohring - Journal of Spectroscopy, 2013 - Wiley Online Library
Rotational spectroscopy can provide insights of unparalleled precision with respect to the
wavefunctions of molecular systems that have relevance in fields as diverse as astronomy …

Rotational spectrum of 1, 1, 1-trifluoro-2-butanone using chirped-pulse Fourier transform microwave spectroscopy

L Evangelisti, G Sedo… - The Journal of Physical …, 2011 - ACS Publications
The pure rotational spectra of 1, 1, 1-trifluoro-2-butanone and its four 13C isotopologues
have been studied using the new chirped-pulsed Fourier transform microwave spectrometer …

New techniques in microwave spectroscopy

ST Shipman, BH Pate - Handbook of High‐resolution …, 2011 - Wiley Online Library
We discuss the design principles and performance of a true broadband chirped‐pulse
Fourier transform microwave spectrometer capable of operation from 800 MHz to 18.5 GHz …