Search Results - "Brumfield, Brian E."

Shock Wave Mediated Plume Chemistry for Molecular Formation in Laser Ablation Plasmas by Harilal, Sivanandan S, Brumfield, Brian E, Cannon, Bret D, Phillips, Mark C

“…Although it is relatively straightforward to measure the ionic, atomic, molecular, and particle emission features from laser ablation plumes, the associated…”
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Dual-comb spectroscopy of laser-induced plasmas by Bergevin, Jenna, Wu, Tsung-Han, Yeak, Jeremy, Brumfield, Brian E., Harilal, Sivanandan S., Phillips, Mark C., Jones, R. Jason

“…Dual-comb spectroscopy has become a powerful spectroscopic technique in applications that rely on its broad spectral coverage combined with high frequency…”
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Two-dimensional fluorescence spectroscopy of uranium isotopes in femtosecond laser ablation plumes by Phillips, Mark C., Brumfield, Brian E., LaHaye, Nicole, Harilal, Sivanandan S., Hartig, Kyle C., Jovanovic, Igor

“…We demonstrate measurement of uranium isotopes in femtosecond laser ablation plumes using two-dimensional fluorescence spectroscopy (2DFS). The…”
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Elucidating uranium monoxide spectral features from a laser-produced plasma by Harilal, Sivanandan S, Brumfield, Brian E, Glumac, Nick, Phillips, Mark C

“…Uranium, because of its pyrophoricity, oxidizes rapidly in an oxygen-containing high-temperature environment. However, so far, the identification of uranium…”
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Evolution of uranium monoxide in femtosecond laser-induced uranium plasmas by Hartig, Kyle C, Harilal, Sivanandan S, Phillips, Mark C, Brumfield, Brian E, Jovanovic, Igor

“…We report on the observation of uranium monoxide (UO) emission following fs laser ablation (LA) of a uranium metal sample. The formation and evolution of the…”
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Characterization of a swept external cavity quantum cascade laser for rapid broadband spectroscopy and sensing by Brumfield, Brian E, Taubman, Matthew S, Suter, Jonathan D, Phillips, Mark C

“…The performance of a rapidly swept external cavity quantum cascade laser (ECQCL) system combined with an open-path Herriott cell was evaluated for…”
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Extending the Limits of Rotationally Resolved Absorption Spectroscopy: Pyrene by Brumfield, Brian E, Stewart, Jacob T, McCall, Benjamin J

“…We report the rotationally resolved gas phase spectrum of pyrene (C16H10), which is now the largest molecule to be observed with rotational resolution using…”
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Rapid and Sensitive Quantification of Isotopic Mixtures Using a Rapidly-Swept External Cavity Quantum Cascade Laser by Brumfield, Brian, Taubman, Matthew, Phillips, Mark

“…A rapidly-swept external-cavity quantum cascade laser with an open-path Herriott cell is used to quantify gas-phase chemical mixtures of D2O and HDO at a rate…”
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Consequences of femtosecond laser filament generation conditions in standoff laser induced breakdown spectroscopy by Harilal, S S, Yeak, J, Brumfield, B E, Phillips, M C

“…The combination of femtosecond laser filament ablation and emission spectroscopy is a potential analytical tool for standoff characterization of samples of…”
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Dual-comb spectroscopy of laser-induced plasmas by Bergevin, Jenna, Wu, Tsung-Han, Yeak, Jeremy N., Brumfield, Brian E., Harilal, Sivanandan S., Phillips, Mark C., Jones, R Jason

“…Dual-comb spectroscopy has become a powerful spectroscopic technique in applications that rely on its broad spectral coverage combined with high frequency…”
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Two-dimensional fluorescence spectroscopy of uranium isotopes in femtosecond laser ablation plumes by Phillips, Mark C., Brumfield, Brian E., LaHaye, Nicole, Harilal, Sivanandan S., Hartig, Kyle C., Jovanovic, Igor

“…Here, we demonstrate measurement of uranium isotopes in femtosecond laser ablation plumes using two-dimensional fluorescence spectroscopy (2DFS). The…”
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Application of nuclear permutation inversion group theory to the benzenium ion by Brumfield, Brian E., McCall, Benjamin J.

“…The graphical abstract illustrates the permutation operation corresponding to the proton “ring-walk” pathway in the non-rigid benzenium ion. [Display omitted]…”
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High-resolution spectroscopy of the ν8 band of methylene bromide using a quantum cascade laser by Brumfield, Brian E., Stewart, Jacob T., McCall, Benjamin J.

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High-resolution spectroscopy of the ν 8 band of methylene bromide using a quantum cascade laser by Brumfield, Brian E., Stewart, Jacob T., McCall, Benjamin J.

“…■■■ [Display omitted] ► Rotationally resolved spectrum of the ν 8 band of methylene bromide was collected. ► A total of 297 transitions were assigned in the…”
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Standoff detection of isotopes in a NH3 chemical plume by Phillips, Mark C., Brumfield, Brian E.

“…We perform standoff detection of 14 NH 3 and 15 NH 3 at a 10 Hz rate in a chemical plume with varying concentration using an external cavity quantum cascade…”
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Standoff detection of bulk and trace elements using laser-induced fluorescence of laser ablation plumes by Harilal, Sivanandan S., Brumfield, Brian E., Phillips, Mark C.

“…We demonstrate 10 m standoff analysis of bulk and trace elements in laser-produced plasmas using tunable laser-induced fluorescence (LIF). LIF of…”
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Broadband Infrared Laser Absorption Spectroscopy of High-Explosive Detonations by Phillips, Mark C., Brumfield, Brian E., Bernacki, Bruce E., Harilal, Sivanandan S., Schwallier, Joel M., Glumac, Nick G.

“…We measure time-resolved absorption spectra in high-explosive detonations using an external cavity quantum cascade laser swept over the range 2050-2300 cm −1 …”
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Two-dimensional fluorescence spectroscopy for measuring uranium isotopes in femtosecond laser ablation by Phillips, Mark C., Brumfield, Brian E., Harilal, Sivanandan S., Hartig, Kyle, Jovanovic, Igor

“…We present the first two-dimensional fluorescence spectroscopy measurements of uranium isotopes in femtosecond laser ablation plasmas. A new method of signal…”
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Dual-comb spectroscopy of laser-induced plasmas by Bergevin, Jenna, Tsung-Han Wu, Yeak, Jeremy, Brumfield, Brian E., Harilal, Sivanandan S., Phillips, Mark C., Jones, R. Jason

“…We present the first results using broadband dual-comb spectroscopy in a laser-induced plasma. Preliminary results identifying 85 Rb and 87 Rb isotopes are…”
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Dynamics of atomic and molecular emission features from nanosecond, femtosecond laser and filament produced plasmas by Harilal, S. S., Yeak, J., Brumfield, B. E., Phillips, M. C.

“…Summary form only given. Recently there is a renewed interest in the detection of emission from molecular species in laser-produced plasma systems,…”
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