Zobrazeno 1 - 10
of 250
pro vyhledávání: '"C. Hartig"'
Publikováno v:
Sensors, Vol 23, Iss 23, p 9374 (2023)
The optical filament-based radioxenon sensing can potentially overcome the constraints of conventional detection techniques that are relevant for nuclear security applications. This study investigates the spectral signatures of pure xenon (Xe) when e
Externí odkaz:
https://doaj.org/article/337714897f7d465a8d300f34481befd7
Autor:
Paul M. Bradley, Denis R. LeBlanc, Kristin M. Romanok, Kelly L. Smalling, Michael J. Focazio, Mary C. Cardon, Jimmy M. Clark, Justin M. Conley, Nicola Evans, Carrie E. Givens, James L. Gray, L. Earl Gray, Phillip C. Hartig, Christopher P. Higgins, Michelle L. Hladik, Luke R. Iwanowicz, Keith A. Loftin, R. Blaine McCleskey, Carrie A. McDonough, Elizabeth K. Medlock-Kakaley, Christopher P. Weis, Vickie S. Wilson
Publikováno v:
Environment International, Vol 152, Iss , Pp 106487- (2021)
Background: Humans are primary drivers of environmental contamination worldwide, including in drinking-water resources. In the United States (US), federal and state agencies regulate and monitor public-supply drinking water while private-supply monit
Externí odkaz:
https://doaj.org/article/0fea95d504fd420bb9cfb822a739459c
Autor:
Mark C. Phillips, Brian E. Brumfield, Nicole LaHaye, Sivanandan S. Harilal, Kyle C. Hartig, Igor Jovanovic
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)
Abstract We demonstrate measurement of uranium isotopes in femtosecond laser ablation plumes using two-dimensional fluorescence spectroscopy (2DFS). The high-resolution, tunable CW-laser spectroscopy technique clearly distinguishes atomic absorption
Externí odkaz:
https://doaj.org/article/125dbf1433104be58d73f62cc9c22b43
Publikováno v:
Physical Chemistry Chemical Physics.
Plume hydrodynamics and plasma-gas intermixing drives chemical reactions in laser ablation plasmas, where molecular formation is shown to occur during early times (
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Autor:
Kyle S. Latty, Kyle C. Hartig
Publikováno v:
Spectrochimica Acta Part B: Atomic Spectroscopy. 202:106648
Publikováno v:
Optics Express. 31:10694
Shadowgraphic measurements are combined with theory on gas-dynamics to investigate the shock physics associated with nanosecond laser ablation of cerium metal targets. Time-resolved shadowgraphic imaging is performed to measure the propagation and at
Autor:
Kyle S. Latty, Kyle C. Hartig
Publikováno v:
Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES).
Atmospheric dry aerosol plume interactions with fs-laser filaments are compared to ns-pulses and short-focused (SF) fs-pulses. Spatiotemporal dependencies of dry nanoparticle sampling in air are determined using optical spectroscopy and imaging betwe
Publikováno v:
Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES).
Rapid, in-field, and standoff analysis of radiological materials is extremely important to nuclear applications and is possible with laser ablation spectroscopy techniques; however, applying optical spectroscopy to the measurement of radiological mat
Publikováno v:
Spectrochimica Acta Part B: Atomic Spectroscopy. 200:106610