Laser ablation plasmas and spectroscopy for nuclear applications

EH Kwapis, J Borrero, KS Latty, HB Andrews… - Applied …, 2024 - opg.optica.org
The development of measurement methodologies to detect and monitor nuclear-relevant
materials remains a consistent and significant interest across the nuclear energy …

Optical spectroscopy and modeling of uranium gas-phase oxidation: Progress and perspectives

EJ Kautz, EN Weerakkody, MS Finko, D Curreli… - … Acta Part B: Atomic …, 2021 - Elsevier
Studies related to U gas-phase oxidation through plasma-and thermo-chemistry are
important for many fields, including environmental monitoring, forensic analysis, debris …

Time-resolved formation of uranium and silicon oxides subsequent to the laser ablation of U3Si2

EN Weerakkody, DG Weisz, J Crowhurst… - … Acta Part B: Atomic …, 2020 - Elsevier
The early-time kinetic behavior of species in a plume produced from laser ablation of U 3 Si
2 in an environment containing 2% O 2 is characterized using time-resolved absorption …

Considerations on hydrogen isotopes release from thin films by laser induced ablation and laser induced desorption techniques

SA Yehia-Alexe, A Groza, M Serbanescu… - … Acta Part B: Atomic …, 2023 - Elsevier
In this paper, we studied the release of deuterium atoms from 1 μm aluminum layers by
Laser Induced Ablation and Laser Induced Desorption methods, using a 1053 nm laser …

Parameters of underwater plasma as a factor determining the structure of oxides (Al, Cu, and Fe)

A Khlyustova, N Sirotkin, A Kraev, V Titov, A Agafonov - Materialia, 2021 - Elsevier
Nanostructured metal oxides are of great interest because of their unique properties. Plasma
in contact with a liquid is a promising method for the synthesis of metal oxides. The synthesis …

Vapor-phase aggregation of cerium oxide nanoparticles in a rapidly cooling plasma

K Rodriguez, B Koroglu, J Hammons… - ACS Earth and Space …, 2022 - ACS Publications
Local conditions, such as temperature and oxygen availability, have a pronounced effect on
the formation and evolution of fallout following a nuclear explosion. While the behavior of …

Experimental investigation of uranium volatility during vapor condensation

B Koroglu, Z Dai, M Finko, MR Armstrong… - Analytical …, 2020 - ACS Publications
The predictive models that describe the fate and transport of radioactive materials in the
atmosphere following a nuclear incident (explosion or reactor accident) assume that …

Influence of Temperature History and Flow Mixing on the Vapor-Phase Speciation of Uranium Oxide Nanoparticles

K Rodriguez, EN Weerakkody, Z Dai… - ACS Earth and Space …, 2023 - ACS Publications
The transport of radioactive material following a nuclear event depends heavily on fallout
characteristics (eg, composition, shape, and size), which in turn are controlled by the …

Gas phase chemical evolution of uranium, aluminum, and iron oxides

B Koroglu, S Wagnon, Z Dai, JC Crowhurst… - Scientific reports, 2018 - nature.com
We use a recently developed plasma-flow reactor to experimentally investigate the formation
of oxide nanoparticles from gas phase metal atoms during oxidation, homogeneous …

The influence of cooling rate on condensation of iron, aluminum, and uranium oxide nanoparticles

B Koroglu, M Finko, C Saggese, S Wagnon… - Journal of Aerosol …, 2022 - Elsevier
Fundamental observations of particle size distributions are needed to develop models that
predict the fate and transport of radioactive materials in the atmosphere following a nuclear …