G.S. Grubbs
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View article: A Pure Rotational Spectroscopic Study of Two Nearly-Equivalent Structures of Hexafluoroacetone Imine, (CF3)2C=NH
A Pure Rotational Spectroscopic Study of Two Nearly-Equivalent Structures of Hexafluoroacetone Imine, (CF3)2C=NH Open
Rotational spectra for hexafluoroacetone imine, the singly substituted 13C isotopologues, and the 15N isotopologue, have been recorded using both cavity and chirped pulse Fourier transform microwave spectrometers. The spectra observed pres…
View article: Construction and Demonstration of a 6–18 GHz Microwave Three-Wave Mixing Experiment Using Multiple Synchronized Arbitrary Waveform Generators
Construction and Demonstration of a 6–18 GHz Microwave Three-Wave Mixing Experiment Using Multiple Synchronized Arbitrary Waveform Generators Open
This manuscript details the construction and demonstration of the first known microwave three-wave mixing (M3WM) experiment utilizing multiple arbitrary waveform generators (AWGs) completely operable in the 6–18 GHz frequency range for use…
View article: Accuracy of quantum chemistry structures of chiral tag complexes and the assignment of absolute configuration
Accuracy of quantum chemistry structures of chiral tag complexes and the assignment of absolute configuration Open
The absolute configuration of a molecule can be established by analysis of molecular rotational spectra of the analyte complexed with a small chiral molecule of known configuration.
View article: PHASE DETERMINATION IN MULTI-ANTENNA DETECTION CHIRPED-PULSE MICROWAVE SPECTROSCOPY
PHASE DETERMINATION IN MULTI-ANTENNA DETECTION CHIRPED-PULSE MICROWAVE SPECTROSCOPY Open
In the last year, a paper was published by our group describing a multi-antenna detection, chirped-pulse Fourier transform microwave (MAD-CP-FTMW) spectrometer. A talk will also be given at this conference regarding this instrument and its…
View article: STRUCTURE DETERMINATION OF 5 MEMBERED SILANE RINGS USING MICROWAVE SPECTROSCOPY
STRUCTURE DETERMINATION OF 5 MEMBERED SILANE RINGS USING MICROWAVE SPECTROSCOPY Open
The incomplete combustion of gasoline under fuel-rich conditions leads to soot formation, an unwanted pollutant and energetically wasteful product. While it is known that soot is composed of $\\pi$-stacked graphitic-like structures, the in…
View article: CP-FTMW SPECTROSCOPY OF THE LOW ENERGY CONFORMERS OF TWO CHIRAL ALCOHOLS: MYRTENOL AND NOPOL
CP-FTMW SPECTROSCOPY OF THE LOW ENERGY CONFORMERS OF TWO CHIRAL ALCOHOLS: MYRTENOL AND NOPOL Open
The electronic structures of UN and UN$^{+}$ are of interest for the testing and development of relativistic quantum chemistry methods. The ground state UN was probed by Matthew and Morse$^{1}$, who found that the electronic configuration …
View article: MICROWAVE SPECTRUM OF 1-SILA-1-ISOCYANOCYCLOPENT-3-ENE
MICROWAVE SPECTRUM OF 1-SILA-1-ISOCYANOCYCLOPENT-3-ENE Open
The microwave spectrum of synthesized molecule, 1-sila-1-isocyanocyclopent-3-ene has been studied using chirped pulse and cavity Fourier transform microwave (CP-FTMW and FTMW) techniques. The rotational spectrum has been assigned along wit…
View article: AN INVESTIGATION OF THE DIPOLE FORBIDDEN TRANSITION EFFECTS IN BROMOFLUOROCARBONS AS IT PERTAINS TO 3-BROMO-1,1,1,2,2-PENTAFLUOROPROPANE USING CP-FTMW SPECTROSCOPY
AN INVESTIGATION OF THE DIPOLE FORBIDDEN TRANSITION EFFECTS IN BROMOFLUOROCARBONS AS IT PERTAINS TO 3-BROMO-1,1,1,2,2-PENTAFLUOROPROPANE USING CP-FTMW SPECTROSCOPY Open
begin{wrapfigure}{r}{0pt}_x000d_\n_x000d_\nincludegraphics[scale=0.6]{bromopentafluoropropane.eps}_x000d_\n_x000d_\nend{wrapfigure}_x000d_\n_x000d_\nAs part of a series of bromofluorocarbon species and analogues, the microwave spectrum of …
View article: THE COMPLETE HEAVY-ATOM STRUCTURE OF A CP-FTMW CHIRAL TAG PRECURSOR, VERBENONE
THE COMPLETE HEAVY-ATOM STRUCTURE OF A CP-FTMW CHIRAL TAG PRECURSOR, VERBENONE Open
The microwave spectrum of the chiral molecule verbenone has been recorded from 2-18 GHz using two CP-FTMW spectrometers. 2-8 GHz data has been acquired on a 2-8 GHz CP-FTMW located at the University of Virginia and 8-18 data has been acqui…
View article: CHIRAL TAGGING OF VERBENONE WITH 3-BUTYN-2-OL FOR ESTABLISHING ABSOLUTE CONFIGURATION AND DETERMINING ENANTIOMERIC EXCESS
CHIRAL TAGGING OF VERBENONE WITH 3-BUTYN-2-OL FOR ESTABLISHING ABSOLUTE CONFIGURATION AND DETERMINING ENANTIOMERIC EXCESS Open
Chiral analysis of a commercial sample of (1S)-(-)-verbenone has been performed using the chiral tag approach. The chirped-pulse Fourier transform microwave spectrum of the verbenone-butynol complex is measured in the 2-8 GHz frequency ran…
View article: TUNNELING EFFECTS AND CONFORMATION DETERMINATION OF THE POLAR FORMS OF 1,3,5-TRISILAPENTANE
TUNNELING EFFECTS AND CONFORMATION DETERMINATION OF THE POLAR FORMS OF 1,3,5-TRISILAPENTANE Open
1,3,5-trisilapentane has been synthesized and studied in the microwave region for the first time using CP-FTMW spectroscopy. The lowest calculated energy structure, $C_2$ is essentially non-polar with a calculated dipole of 0.063 D. Howeve…
View article: The covalent interaction between dihydrogen and gold: A rotational spectroscopic study of H2–AuCl
The covalent interaction between dihydrogen and gold: A rotational spectroscopic study of H2–AuCl Open
The pure rotational transitions of H2–AuCl have been measured using a pulsed-jet cavity Fourier transform microwave spectrometer equipped with a laser ablation source. The structure was found to be T-shaped, with the H–H bond interacting w…